최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0280008 (2002-10-25) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 0 인용 특허 : 7 |
An electrical battery for multi-cellular interconnection in series, parallel or series and parallel has a protrusion and a recess, such as a tongue and a groove, extending on outer surfaces of the sidewalls of the battery case such that when a protrusion of one battery is slid into a recess of anoth
An electrical battery for multi-cellular interconnection in series, parallel or series and parallel has a protrusion and a recess, such as a tongue and a groove, extending on outer surfaces of the sidewalls of the battery case such that when a protrusion of one battery is slid into a recess of another, the two batteries are electrically connected by the portions of the protrusion and the recess that are made of electrically conductive materials connected to the voltage producing elements inside the case. The battery further includes hollow plug-in posts and plug-in pins at the top and the bottom of the case that are connected to the voltage producing elements of the battery so that when the plug-in pins of one battery are inserted into the plug-in posts of another, the two batteries are in electrical interconnection. The battery also includes an electrolyte recirculation, gas purging, and automatic watering systems.
I claim: 1. An electrical battery comprising: a plurality of voltage producing elements having positively charged elements and negatively charged elements; a battery case having the plurality of voltage producing elements therein, the battery case having a first sidewall and a second sidewall; a pr
I claim: 1. An electrical battery comprising: a plurality of voltage producing elements having positively charged elements and negatively charged elements; a battery case having the plurality of voltage producing elements therein, the battery case having a first sidewall and a second sidewall; a protrusion extending on an outer surface of the first sidewall, a portion of the protrusion being made of an electrically conductive material and electrically connected to one of the positively charged elements and the negatively charged elements; and a recess extending on an outer surface of the second sidewall, a portion of the recess being made of an electrically conductive material and electrically connected to the other of the positively charged elements and the negatively charged elements, wherein the protrusion and the recess are constructed and arranged such that the protrusion is shaped to be slidable into the recess and the portion of the protrusion made of an electrically conductive material is located vertically co-aligned with the portion of the recess made of an electrically conductive material. 2. An electrical battery comprising: a plurality of voltage producing elements comprising a plurality of positive plate elements and a plurality of negative plate elements immersed in an electrolytic solution; a positive connecting bar electrically connected to the plurality of positive plate elements; a negative connecting bar electrically connected to the plurality of negative plate elements; a battery case having the plurality of voltage producing elements therein, the battery case having a first sidewall and a second sidewall; a protrusion extending on an outer surface of the first sidewall, a portion of the protrusion being made of an electrically conductive material and electrically connected to one of the positive connecting bar and the negative connecting bar; and a recess extending on an outer surface of the second sidewall, a portion of the recess being made of an electrically conductive material and electrically connected to the other of the positive connecting bar and the negative connecting bar, wherein the protrusion and the recess are constructed and arranged such tat the protrusion is shaped to be slidable into the recess and the portion of the protrusion made of an electrically conductive material is located vertically co-aligned with the portion of the recess made of an electrically conductive material. 3. An electrical battery as in claim 2, wherein the positive plate elements and the negative plate elements are made of lead foam. 4. An electrical battery as in claim 1 or claim 2, further comprising at least one additional protrusion extending on the outer surface of the first sidewall and at least one additional recess extending on the outer surface of the second sidewall, wherein the additional protrusion and the additional recess are constructed and arranged such that the additional protrusion is shaped to be slidable into the additional recess. 5. An electrical battery as in claim 4, wherein three protrusions extend on the outer surface of the first sidewall, and three recesses corresponding to the additional protrusions extend on the outer surface of the second sidewall. 6. An electrical battery as in claim 1 or claim 2, wherein the protrusion and the recess extend substantially vertically. 7. An electrical battery as in claim 6, wherein the first sidewall has a first sidewall upper edge and a first sidewall lower edge, and the second sidewall has a second sidewall upper edge and a second sidewall lower edge, the protrusion extending substantially from the first sidewall upper edge to the first sidewall lower edge, and the recess extending substantially from the second sidewall upper edge to the second sidewall lower edge. 8. An electrical battery as in claim 1 or claim 2, wherein a cross-section of the protrusion is substantially a trapezoidal tongue shape, and a cross-section of the recess is substantially a trapezoidal groove shape. 9. An electrical battery as in claim 1 or claim 2, wherein a cross-section of the protrusion is substantially an annular convex shape, and a cross-section of the recess is substantially an annular concave shape. 10. An electrical battery as in claim 1 or claim 2, wherein each of the portion of the protrusion made of an electrically conductive material and the portion of the recess made of an electrically conductive material is made of at least one of lead and a highly conductive lead-alloy. 11. An electrical battery as in claim 10, wherein each of the portion of the protrusion and the portion of the recess made of an electrically conductive material is silver-plated. 12. An electrical battery as in claim 2, wherein the portion of the protrusion made of an electrically conductive material and the one of the positive connecting bar and the negative connecting bar are formed integrally. 13. An electrical battery as in claim 2, wherein the portion of the recess made of an electrically conductive material and the other of the positive connecting bar and the negative connecting bar are formed integrally. 14. An electrical battery as in claim 2, wherein the positive connecting bar and the negative connecting bar each further includes a connecting bar lateral extension; the portion of the protrusion made of an electrically conductive material and the one of the positive connecting bar and the negative connecting bar are connected by the connecting bar lateral extension of the one of positive connecting bar and the negative connecting bar; and the portion of the recess made of an electrically conductive material and the other of the positive connecting bar and the negative connecting bar are connected by the connecting bar lateral extension of the other of positive connecting bar and the negative connecting bar. 15. An electrical battery as in claim 1 or claim 2, wherein the battery case further comprises a handle having one end attached to third sidewall of the battery case and another end attached to a sidewall opposite the third sidewall. 16. A multi-cellular electrical battery comprising first and second electrical batteries, each of first and second electrical batteries comprising: a plurality of voltage producing elements having positively charged elements and negatively charged elements; a battery case having the plurality of voltage producing elements therein, the battery case having a first sidewall and a second sidewall; a protrusion extending on an outer surface of the fast sidewall, a portion of the protrusion being made of an electrically conductive material and electrically connected to one of the positively charged elements and the negatively charged elements; and a recess extending on an outer surface of the second sidewall, a portion of the recess being made of an electrically conductive material and electrically connected to the other of the positively charged elements and the negatively charged elements, wherein the protrusion of the first electrical battery and the recess of the second electrical battery are constructed and ranged such that the protrusion of the first electrical battery is slidable into the recess of the second electrical battery, the portion of the protrusion made of an electrically conductive material of the first electrical battery contacts the portion of the recess made of an electrically conductive material of the second battery when the protrusion of the first electrical battery is slid into the recess of the second electrical battery. 17. A multi-cellular electrical battery comprising first and second electrical batteries, each of first and second electrical batteries comprising: a plurality of voltage producing elements comprising a plurality of positive plate elements and a plurality of negative plate elements immersed in an electrolytic solution; a positive connecting bar electrically connected to the plurality of positive plate elements; a negative connecting bar electrically connected to the plurality of negative plate elements; a battery case having the plurality of voltage producing elements therein, the battery case having a first sidewall and a second sidewall; a protrusion extending on an outer surface of the first sidewall, a portion of the protrusion being made of an electrically conductive material and electrically connected to one of the positive connecting bar and the negative connecting bar; and a recess extending on an outer surface of the second sidewall, a portion of the recess being made of an electrically conductive material and electrically connected to the other of the positive connecting bar and the negative connecting bar, wherein the protrusion of the first electrical battery and the recess of the second electrical battery are constructed and arranged such tat the protrusion of the first electrical battery is slidable into the recess of the second electrical battery, the portion of the protrusion made of an electrically conductive mated al of the first electrical battery contacts the portion of the recess made of an electrically conductive material of the second battery when the protrusion of the first electrical battery is slid into the recess of the second electrical battery. 18. A multi-cellular electrical battery as in claim 17, wherein the positive plate elements and the negative plate elements are made of lead foam. 19. A multi-cellular electrical battery as in claim 16 or claim 17, wherein when the portion of the protrusion made of an electrically conductive material of the first electrical battery is in contact with the portion of the recess made of an electrically conductive material of the second battery, the first electrical battery and the second electrical battery are electrically connected in series so tat the voltage across the first and second electrical batteries is the sum of the individual battery voltage. 20. A multi-cellular electrical battery as in claim 16 or claim 17, wherein the protrusion of the first electrical battery and the recess of the second electrical battery are constructed and arranged so tat when the protrusion of the first electrical battery is slid into the recess of the second electrical battery, the protrusion and the recess are in a tight-fitting relationship restricting any substantial lateral movement of the first and second electrical batteries with respect to each other. 21. A multi-cellular electrical battery as in claim 16 or claim 17, further comprising at least one additional protrusion extending on the outer surface of the first sidewall and at least one additional recess extending on the outer surface of the second sidewall, wherein the additional protrusion and the additional recess are constructed and arranged such that the additional protrusion is shaped to be slidable into the additional recess. 22. A multi-cellular electrical battery as in claim 16 or claim 17 wherein three protrusions extend on the outer surface of the first sidewall, and three recesses corresponding to the additional protrusions extend on the outer surface of the second sidewall. 23. A multi-cellular electrical battery as in claim 16 or claim 17, wherein the protrusion and the recess extend substantially vertically. 24. A multi-cellular electrical battery as in claim 23, wherein the first sidewall has a first sidewall upper edge and a first sidewall lower edge, and the second sidewall has a second sidewall upper edge and a second sidewall lower edge, the protrusion extending substantially from the first sidewall upper edge to the first sidewall lower edge, and the recess extending substantially from the second sidewall upper edge to the second sidewall lower edge. 25. A multi-cellular electrical battery as in claim 16 or claim 17, wherein a cross-section of the protrusion is substantially a trapezoidal tongue shape, and a cross-section of the recess is substantially a trapezoidal groove shape. 26. A multi-cellular electrical battery as in claim 16 or claim 17, wherein a cross-section of the protrusion is substantially an annular convex shape, and a cross-section of the recess is substantially an annular concave shape. 27. A multi-cellular electrical battery as in claim 16 or claim 17, wherein each of the portion of the protrusion made of an electrically conductive material and the portion of the recess made of an electrically conductive material is made of at least one of lead and a highly conductive lead-alloy. 28. A multi-cellular electrical battery as in claim 27, wherein each of the portion of the protrusion and the portion of the recess made of an electrically conductive material is silver-plated. 29. A multi-cellular electrical battery as in claim 18, wherein the portion of the protrusion made of an electrically conductive material and the one of the positive connecting bar and the negative connecting bar are formed integrally. 30. A multi-cellular electrical battery as in claim 18, wherein the portion of the recess made of an electrically conductive material and the other of the positive connecting bar and the negative connecting bar are formed integrally. 31. A multi-cellular electrical battery as in claim 18, wherein the positive connecting bar and the negative connecting bar each further includes a connecting bar lateral extension; the portion of the protrusion made of an electrically conductive material and the one of the positive connecting bar and the negative connecting bar are connected by the connecting bar lateral extension of the one of positive connecting bar and the negative connecting bar; and the portion of the recess made of an electrically conductive material and the other of the positive connecting bar and the negative connecting bar are connected by the connecting bar lateral extension of the other of positive connecting bar and the negative connecting bar. 32. An electrical battery as in claim 16 or claim 17, wherein the battery case further comprises a handle having one end attached to third sidewall of the battery case and another end attached to a sidewall opposite the third sidewall. 33. An electrical battery comprising: a plurality of voltage producing elements having positively charged elements and negatively charged elements; a battery case having the plurality of voltage producing elements therein, the battery case having a first sidewall, a second sidewall, an upper wall and a bottom wall opposite the upper wall; a protrusion extending on an outer surface of the first sidewall, a portion of the protrusion being made of an electrically conductive material and electrically connected to one of the positively charged elements and the negatively charged elements; a recess extending on an outer surface of the second sidewall, a portion of the recess being made of an electrically conductive material and electrically connected to the other of the positively charged elements and the negatively charged elements; a plurality of hollow posts electrically connected to the voltage producing elements, a plurality of hollow posts extending from a top surface of to upper wall through the upper wall into inside of the battery case; and a plurality of plug-in pins electrically connected to the voltage producing elements and extending from inside of the battery case through the bottom wall to outside of the bottom wall, wherein the protrusion and the recess arc constructed and arranged such that the protrusion is shaped to be slidable into the recess and the portion of the protrusion made of an electrically conductive material is located vertically co-aligned with the portion of the recess made of an electrically conductive material, and wherein the hollow posts and the plug-in pins are constructed and arranged such that the plug-in pins are shaped to be inserted into the hollow posts. 34. An electrical battery comprising: a plurality of voltage producing elements comprising a plurality of positive plate elements and a plurality of negative plate elements immersed in an electrolytic solution; a positive connecting bar electrically connected to the plurality of positive plate elements; a negative connecting bar electrically connected to the plurality of negative plate elements; a battery case having the plurality of voltage producing elements therein, the battery case having a first sidewall, a second sidewall, an upper wall and a bottom wall opposite the upper wall; a protrusion extending on an outer surface of the first sidewall, a portion of the protrusion being made of an electrically conductive material and electrically connected to one of the positive connecting bar and the negative connecting bar; a recess extending on an outer surface of the second sidewall, a portion of the recess being made of an electrically conductive material and electrically connected to the other of the positive connecting bar and the negative connecting bar; a plurality of hollow posts electrically extending from a top surface of the upper wall through the upper wall into inside of the battery case, the plurality of hollow posts including at least one positive hollow post electrically connected to a positive upper connecting bar and at least one negative hollow post electrically connected to a negative upper connecting bar; and a plurality of plug-in pins extending from inside of the battery case Through the bottom wall to outside of the bottom wall, the plurality of plug-in pins including ax least one positive plug-in post electrically connected to the positive lower connecting bar and at least one negative plug-in post electrically connected to the negative lower connecting bar, wherein the protrusion and the recess are constructed and arranged such that the protrusion is shaped to be slidable into the recess and the portion of the protrusion made of an electrically conductive material is located vertically co-aligned with the portion of the recess made of an electrically conductive material, and wherein the hollow posts and the plug-in pins are constructed and arranged such that the plug-in pins are shaped to be inserted into the hollow posts. 35. An electrical battery as in claim 34, wherein the positive place elements and the negative plate elements are made of lead foam. 36. An electrical battery as in claim 33 or claim 34, further comprising at least one additional protrusion extending on the outer surface of the first sidewall and at least one additional recess extending on the outer sin-thee of the second sidewall, wherein the at least one additional protrusion and the at least one additional recess are constructed and arranged such That the at least one additional protrusion is shaped to be slidable into the at least one additional recess. 37. An electrical battery as in claim 36 wherein three protrusions extend on the outer surface of the first sidewall, and three recesses corresponding to the additional protrusions extend on the outer surface of the second sidewall. 38. An electrical battery as in claim 33 or claim 34, wherein the protrusion and the recess extend substantially vertically. 39. An electrical battery as in claim 38, wherein the first sidewall has a first sidewall upper edge and a first sidewall lower edge, and the second sidewall has a second sidewall upper edge and a second sidewall lower edge, the protrusion extending substantially from the first sidewall upper edge to the first sidewall lower edge, and the recess extending substantially from the second sidewall upper edge to the second sidewall lower edge. 40. An electrical battery as m claim 33 or claim 34, wherein a cross-section of the protrusion is substantially a trapezoidal tongue shape, and a cross-section of the recess is substantially a trapezoidal groove shape. 41. An electrical battery as m claim 33 or claim 34, wherein a cross-section of the protrusion is substantially an annular convex shape, and a cross-section of the recess is substantially an annular concave shape. 42. An electrical battery as in claim 33 or claim 34, wherein each of the portion of the protrusion made of an electrically conductive material and the portion of the recess made of an electrically conductive material is made of at least one of lead and a highly conductive lead-alloy. 43. An electrical battery as in claim 33 or claim 34, wherein the portion of the recess made of an electrically conductive material is silver-plated. 44. An electrical battery as in claim 34, wherein the portion of the protrusion made of an electrically conductive material and the one of the positive connecting bar and the negative connecting bar are formed integrally. 45. An electrical battery as in claim 34, wherein the portion of the recess made of an electrically conductive material and the other of the positive connecting bar and the negative connecting bar are formed integrally. 46. An electrical battery as in claim 34, wherein the positive connecting bar and the negative connecting bar each further includes a connecting bar lateral extension; the portion of the protrusion made of an electrically conductive material and the one of the positive connecting bar and the negative connecting bar are connected byte connecting bar lateral extension of the one of positive connecting bar and the negative connecting bar; and the portion of the recess made of an electrically conductive material and the other of the positive connecting bar and to negative connecting bar are connected by the connecting bar lateral extension of the other of positive connecting bar and the negative connecting bar. 47. An electrical battery as in claim 33 or claim 34, wherein the battery case further comprises a handle having one end attached to third sidewall of the battery case and another end attached to a sidewall opposite the third sidewall. 48. An electrical battery as in claim 33 or claim 34, wherein the bottom wall further comprises a plurality of bushings through which the plurality of plug-in pins extend. 49. An electrical battery as in claim 48 wherein the plurality of bushings are made of electrically conductive material. 50. An electrical battery as in claim 48 wherein the plurality of bushings are flush with an outer surface of the bottom wall. 51. An electrical battery as in claim 33 or claim 34 wherein the plurality of hollow posts and the plurality of plug-in pins arc made of electrically conductive material. 52. An electrical battery as in claim 33 or claim 34, wherein at least one hollow post is provided for each of the plurality of the plug-in pins. 53. A multi-cellular electrical battery comprising first, second and third electrical batteries, each of first, second and third electrical batteries comprising: a plurality of voltage producing elements having positively charged elements and negatively charged elements; a battery case having the plurality of voltage producing elements therein, the battery case having a first sidewall, a second sidewall, an upper wall and a bottom wall opposite the upper wall; a protrusion extending on an outer surface of the first sidewall, a portion of the protrusion being made of an electrically conductive material and electrically connected to one of the positively charged elements and the negatively charged elements; a recess extending on an outer surface of the second sidewall, a portion of the recess being made of an electrically conductive material and electrically connected to the other of the positively charged elements and the negatively charged elements; a plurality of hollow posts electrically connected to the voltage producing elements, a plurality of hollow posts extending from a top surface of the upper wall through the tipper wall into inside of the battery case; and a plurality of plug-in pins electrically connected to the voltage producing elements and extending from inside of the battery case through the bottom wall to outside of the bottom wall, wherein the protrusion of the first electrical battery and the recess of the second electrical battery are constructed and arranged such that the protrusion of the first electrical battery is slidable into the recess of the second electrical battery, and the portion of the protrusion made of an electrically conductive material of the first electrical battery contacts the portion of the recess made of an electrically conductive material of the second battery when the protrusion of the first electrical battery is slid into the recess of the second electrical battery; and wherein the plurality of hollow posts of the first electrical battery and the plurality of plug-in pins of the third electrical battery are constructed and arranged such that the plug-in pins of the first electrical battery are shaped to be inserted into the hollow posts of the third electrical battery; the first and third electrical batteries are in electrical interconnection when the plurality of the plug-in pins of the first electrical battery are inserted into the plurality of hollow posts of the third electrical battery. 54. A multi-cellular electrical battery comprising first, second and third electrical batteries, each of first, second and third electrical batteries comprising: a plurality of voltage producing elements comprising a plurality of positive plate elements and a plurality of negative plate elements immersed in an electrolytic solution; a positive connecting bar electrically connected to the plurality of positive plate elements; a negative connecting bar electrically connected to the plurality of negative plate elements; a battery case having the plurality of voltage producing elements therein, the battery case having a first sidewall, a second sidewall, an upper wall and a bottom wall opposite the upper wall; a protrusion extending on an outer surface of the first sidewall, a portion of the protrusion being made of an electrically conductive material and electrically connected to one of the positive connecting bar and the negative connecting bar, a recess extending on an outer surface of the second sidewall, a portion of the recess being made of an electrically conductive material and electrically connected to the other of the positive connecting bar and the negative connecting bar; a plurality of hollow posts electrically extending from a top surface of the upper wall through the upper wall into inside of the battery case, the plurality of hollow posts including at least one positive hollow post electrically connected to a positive upper connecting bar and at least one negative hollow post electrically connected to a negative upper connecting bar; and a plurality of plug-in pins extending from inside of the battery case through the bottom wall to outside of the bottom wall, the plurality of plug-in pins including at least one positive plug-in post electrically connected to the positive lower connecting bar and at least one negative plug-in post electrically connected to the negative lower connecting bar, wherein the protrusion of the first electrical battery and the recess of the second electrical battery are constructed and arranged such that the protrusion of the first electrical battery is slidable into the recess of the second electrical battery, and the portion of the protrusion made of an electrically conductive material of the first electrical battery contacts the portion of the recess made of an electrically conductive material of the second battery when the protrusion of the first electrical battery is slid into the recess of the second electrical battery; and wherein the plurality of hollow posts of the first electrical battery and the plurality of plug-in pins of the third electrical battery are constructed and arranged such that the plug-in pins of the first electrical battery are shaped to be inserted into the hollow posts of the third electrical battery; the first and third electrical batteries are in electrical interconnection when the plurality of the plug-in pins of the first electrical battery are inserted into the plurality of hollow posts of the third electrical battery. 55. A multi-cellular electrical battery as in claim 54, wherein the positive plate elements and the negative plate elements are made of lead foam. 56. A multi-cellular electrical battery as in claim 53 or claim 54, wherein when the portion of the protrusion made of an electrically conductive material of the first electrical battery is in contact with the portion of the recess made of an electrically conductive material of the second battery, the first electrical battery and the second electrical battery are electrically connected in series so that the voltage across the first and second electrical batteries is the sum of the individual battery voltage. 57. A multi-cellular electrical battery as in claim 53 or claim 54, wherein the protrusion of the first electrical battery and the recess of the second electrical battery are constructed and arranged so that when the protrusion of the first electrical battery is slid into the recess of the second electrical battery, the protrusion and the recess are in a light-fitting relationship restricting any substantial lateral movement of the first and second electrical batteries with respect to each other. 58. A multi-cellular electrical battery as in claim 53 or claim 54, Thither comprising at least one additional protrusion extending on the outer surface of the first sidewall and at least one additional recess extending on the outer surface of the second sidewall, wherein the at least one additional protrusion and the at least one additional recess are constructed and arranged such that the at least one additional protrusion is shaped to be slidable into the at least one additional recess. 59. A multi-cellular electrical battery as in claim 53 or claim 54 wherein three protrusions extend on the outer surface of the first sidewall, and three recesses corresponding to the additional protrusions extend on the outer surface of the second sidewall. 60. A multi-cellular electrical battery as in claim 53 or claim 54, wherein the protrusion and the recess extend substantially vertically. 61. A multi-cellular electrical battery as in claim 60, wherein the first sidewall has a first sidewall upper edge and a first sidewall lower edge, and the second sidewall has a second sidewall upper edge and a second sidewall lower edge, the protrusion extending substantially from the first sidewall upper edge to the first sidewall lower edge, and the recess extending substantially from the second sidewall upper edge to the second sidewall lower edge. 62. A multi-cellular electrical battery as in claim 53 or claim 54, wherein a cross-section of the protrusion is substantially a trapezoidal tongue shape, and a cross-section of the recess is substantially a trapezoidal groove shape. 63. A multi-cellular electrical battery as in claim 53 or claim 54, wherein a cross-section of the protrusion is substantially an annular convex shape, and a cross-section of the recess is substantially an annular concave shape. 64. A multi-cellular electrical battery as in claim 53 or claim 54, wherein each of the portion of the protrusion made of an electrically conductive material and the portion of the recess made of an electrically conductive material is made of at least one of lead and a highly conductive lead-alloy. 65. A multi-cellular electrical battery as in claim 54, wherein the portion of the recess made of an electrically conductive material is silver-plated. 66. A multi-cellular electrical battery as in claim 54, wherein the portion of the protrusion made of an electrically conductive material and the one of the positive connecting bar and the negative connecting bar are formed integrally. 67. A multi-cellular battery as in claim 54, wherein the portion of the recess made of an electrically conductive material and the other of the positive connecting bar and the negative connecting bar are formed integrally. 68. An electrical battery as in claim 54, wherein the positive connecting bar and the negative connecting bar each further includes a connecting bar lateral extension; the portion of the protrusion made of an electrically conductive material and the one of the positive connecting bar and the negative connecting bar are connected by the connecting bar lateral extension of the one of positive connecting bar and the negative connecting bar; and the portion of the recess made of an electrically conductive material and the other of the positive connecting bar and the negative connecting bar are connected by the connecting bar lateral extension of the other of positive connecting bar and the negative connecting bar. 69. An electrical battery as in claim 53 or claim 54, wherein the battery case further comprises a handle having one end attached to third sidewall of the battery case and another end attached to a sidewall opposite the third sidewall. 70. A multi-cellular battery as in claim 53 or claim 54, wherein the bottom wall further comprises a plurality of bushings through which the plurality of plug-in pins extend. 71. A multi-cellular battery as in claim 70 wherein the plurality of bushings are made of electrically conductive material. 72. A multi-cellular battery as in claim 70 wherein the plurality of bushings are flush with an outer surface of the bottom wall. 73. A multi-cellular battery as in claim 53 or claim 54 wherein the plurality of hollow posts are made of electrically conductive material. 74. A multi-cellular battery as in claim 53 or claim 54 wherein the plurality of plug-in pins are made of electrically conductive material. 75. A multi-cellular battery as in claim 53 or claim 54 wherein at least one hollow post is provided for each of the plurality of the plug-in pins. 76. A multi-cellular battery as in claim 53 or claim 54 wherein when the plurality of the plug-in pins of The first electrical battery are inserted into the plurality of hollow posts of the second electrical battery, all the plug-in pins of the first electrical battery of the same polarity electrically connect with all the hollow posts of the second electrical battery of the opposite polarity. 77. A multi-cellular battery as in claim 53 or claim 54 wherein when the plurality of the plug-in pins of the first electrical battery are inserted into the plurality of hollow posts of the second electrical battery, the at least one positive hollow post of the first electrical battery is in electrical connection with the at least one negative plug-in pin of the second electrical battery, and the at least one negative hollow post of the first electrical battery is in electrical connection with the at least one positive plug-in pin of the second electrical battery. 78. An electrical battery comprising: a battery case having a first sidewall, a second sidewall opposite the first sidewall, an upper wall and a bottom wall opposite the upper wall; a plurality of voltage producing elements in the battery case comprising positive plate elements and a plurality of negative plate elements immersed in an electrolyte solution, the electrolyte solution substantially filling the inside of the battery case; an air inlet formed through the first sidewall proximate to an upper end of the first sidewall above a surface of the electrolyte solution, the air inlet being exposed to outside of the battery case; a venturi valve having a proximal end connected to the air inlet and a distal end hanging substantially over the electrolyte solution inside the battery case, the venturi valve laterally extending from the proximal end to the distal end; an electrolyte suction tube having an upper end connected to the venturi valve between the proximal end of the venturi valve and the distal end of the venturi valve, and a lower end near an inner surface of the bottom wall of the battery case, the lower end having an orifice; a felt baffle fixedly connected to an inner surface of the upper wall and extending downward toward near the electrolyte solution, the felt baffle facing the distal end of the venturi valve near and opposite the distal end of the venturi valve; and an air outlet formed through the second sidewall proximate to an upper end of the second sidewall above the surface of the electrolyte solution, the air outlet being exposed to an outside of the battery case. 79. An electrical battery comprising: a battery case having a first sidewall, a second sidewall opposite the first sidewall, an upper wall and a bottom wall opposite the upper wall; a plurality of voltage producing elements in the battery case comprising a plurality of positive plate elements and a plurality of negative plate elements immersed in an electrolyte solution, the electrolyte solution substantially filling the inside of the battery case; a floating ball that floats on a surface of the electrolyte solution; a water tube having: a water inlet in the first sidewall exposed to an outside of the battery case; a water outlet inside the battery case disposed over the electrolyte solution, the water outlet having an orifice adapted to be closed when the floating ball floats up in response to an increase in an amount of the electrolyte solution inside the battery case; a laterally extending portion extending between a laterally extending portion proximal end connected to the water inlet and a laterally extending portion distal end; and a vertically extending portion having a vertically extending portion proximal end and a vertically extending portion distal end and extending downwardly from the laterally extending portion distal end toward the electrolyte solution, the vertically extending portion proximal end being connected to the laterally extending portion distal end, and the vertically extending portion distal end being connected to the water outlet; a floating ball house provided at the vertically extending portion distal end and containing the floating ball therein and adapted to allow vertical movements of the floating ball within in response to changes in a surface level of the electrolyte solution in the battery case. 80. An electrical battery as in claim 78 or claim 79, wherein the positive plate elements and the negative plate elements are made of lead foam. 81. An electrical battery as in claim 79 wherein the floating ball has a specific gravity of less than about 1.0 at 80째 F. 82. An electrical battery as in claim 79 wherein the electrolyte solution has a specific gravity of greater than about 1.1 at 80째 F. 83. An electrical battery as in claim 79 wherein the floating ball has a specific gravity of less than about 1.0 at 80째 F., and the electrolyte solution has a specific gravity of greater than about 1.1 at 80째 F. 84. An electrical battery comprising: a battery case having a first sidewall, a second sidewall opposite the first sidewall, an upper wall and a bottom wall opposite the upper wall; a plurality of voltage producing elements in the battery case comprising positive plate elements and a plurality of negative plate elements immersed in an electrolyte solution, the electrolyte solution substantially filling the inside of the battery case; an air outlet formed through the first sidewall proximate to an upper end of the first sidewall above a surface of the electrolyte solution, the air outlet being exposed to an outside of the battery case and having an opening inside the battery case for an outflow of air; and a first open mesh tube disposed opposite the air outlet having therein a first float tat floats on the surface of the electrolyte solution and a first sealing ball disposed above the first float, the first sealing ball moving in response to the movement of the first float, wherein the first sealing ball is arranged in the first open mesh tube such tat the opening of the air outlet is sealable by the first sealing ball when the first sealing ball is floated upward in response to a rise in a surface level of the electrolyte solution. 85. An electrical battery as in claim 84, wherein the positive plate elements and the negative plate elements are made of lead foam. 86. An electrical battery comprising: a battery case having a first sidewall, a second sidewall opposite the first sidewall, an upper wall and a bottom wall opposite the upper wall; a plurality of voltage producing elements in the battery case comprising positive plate elements and a plurality of negative plate elements immersed in an electrolyte solution, the electrolyte solution substantially filling the inside of the battery case; an air inlet formed through the first sidewall proximate to an upper end of the first sidewall above a surface of the electrolyte solution, the air inlet being exposed to an outside of the battery case and having an opening inside the battery case for an inflow of air; and a first open mesh tube disposed opposite the air inlet having therein a first float that floats on the surface of the electrolyte solution and a first sealing ball disposed above the first float, the first sealing ball moving in response to the movement of the first float, wherein the first sealing bail is arranged in the first open mesh tube such that the opening of the air inlet is sealable by the first sealing ball when the first sealing ball is floated upward in response to a rise in a surface level of the electrolyte solution. 87. An electrical battery as in claim 86 further comprising: an air outlet formed through the second sidewall proximate to an upper end of the second sidewall above the surface of the electrolyte solution, the air outlet being exposed to an outside of the battery case and having an opening inside the battery case for an outflow of air; and a second open mesh tube disposed opposite the air outlet having therein a second float that floats on the surface of the electrolyte solution and a second sealing ball disposed above the second float, the second sealing ball moving in response to the movement of the second float, wherein the second sealing ball is arranged in the second open mesh tube such that the opening of the air outlet is sealable by the second sealing ball when the second sealing ball is floated upward in response to a rise in a surface level of the electrolyte solution. 88. An electrical batten!as in claim 86 further comprising a venturi valve having a proximal end connected to the air inlet and a distal end hanging substantially over the electrolyte solution inside the battery case, the distal end of the venturi valve including the opening of the air inlet inside the battery case. 89. An electrical battery as in claim 86 or claim 87 wherein the first float and the first sealing ball are integrally formed. 90. An electrical battery as in claim 87 wherein the second float and the second sealing ball are integrally formed. 91. An electrical battery as in claim 86 or claim 87, wherein the positive plate elements and the negative plate elements are made of lead foam. 92. An electrical battery as in claim 86 or claim 87 wherein the first float has a specific gravity of less than about 1.0 at 80째 F., the first sealing ball has a specific gravity of greater than about 1.4 at 80째 F., and the electrolyte solution has a specific gravity of about 1. 3 at 80째 F. 93. An electrical battery as in claim 87 wherein the second float has a specific gravity of less than about 1.0 at 80째 F., the second sealing ball has a specific gravity of greater than about 1.4 at 80째 F., and the electrolyte solution has a specific gravity of about 1.3 at 80째 F. 94. An electrical battery comprising: a battery case having a first sidewall, a second sidewall opposite the first sidewall, an upper wall and a bottom wall opposite the upper wall; a plurality of voltage producing elements in the battery case comprising positive plate elements and a plurality of negative plate elements immersed in an electrolyte solution, the electrolyte solution substantially filling the inside of the battery case; an air inlet formed through the first sidewall proximate to an upper end of the first sidewall above a surface of the electrolyte solution, the air inlet being exposed to an outside of the battery case am!having an opening inside the battery case for an inflow of air; a venturi valve having a proximal end connected to the air inlet and a distal end hanging substantially over to electrolyte solution inside the battery case, the venturi valve laterally extending from the proximal end to the distal end; an electrolyte suction tube having an upper end connected to the venturi valve between the proximal end of the venturi valve and the distal end of the venturi valve, and a lower end near an inner surface of the bottom wall of the battery case, the lower end having an orifice; a felt baffle fixedly connected to an inner surface of the upper wall and extending downward toward near the electrolyte solution, the felt baffle facing the distal end of the venturi valve near and opposite the distal end of the venturi valve; an air outlet formed through the second sidewall proximate to an upper end of the second sidewall above the surface of the electrolyte solution, the air outlet being exposed to outside of the battery case and having an opening inside the battery case for an outflow of air; a floating ball that floats on a surface of the electrolyte solution; a water tube having: a water inlet in the first sidewall exposed to an outside of the battery case; a water outlet inside the battery case disposed over the electrolyte solution, the water outlet being an orifice adapted to be closed when said floating ball floats up in response to an increase in an amount of the electrolyte solution inside the battery case; a laterally extending portion extending between a laterally extending portion proximal end connected to the water inlet and a laterally extending portion distal end; and a vertically extending portion having a vertically extending portion proximal end and a vertically extending portion distal end and extending downwardly from the laterally extending portion distal end toward the electrolyte solution, the vertically extending portion proximal end being connected to the laterally extending portion distal end, and the vertically extending portion distal end being connected to the water outlet a floating ball house provided at the vertically extending portion distal end and containing the floating ball therein and adapted to allow vertical movements of the floating ball within in response to changes in a surface level of the electrolyte solution in the battery case. 95. An electrical battery as in claim 94 further comprising: a first open mesh tube disposed opposite the air inlet having therein a first float tat floats on the surface of the electrolyte solution and a first sealing ball disposed above the first float, the first sealing ball moving in response to the movement of the first float, wherein the first sealing ball is arranged in the first open mesh tube such that the opening of the air inlet is sealable by the first sealing ball when the first sealing ball is floated upward in response to a rise in a surface level of the electrolyte solution. 96. An electrical battery as in claim 94, wherein the positive plate elements and the negative plate elements are made of lead foam. 97. An electrical battery as in claim 96 further comprising: an air outlet formed through the second sidewall proximate to an upper end of the second sidewall above the surface of the electrolyte solution, the air outlet being exposed to an outside of the battery case and having an opening inside the battery case for an outflow of air; and a second open mesh tube disposed opposite the air inlet having therein a second float that floats on the surface of the electrolyte solution and a second sealing ball disposed above the second float, the second sealing ball moving in response to the movement of the second float, wherein the second sealing ball is arranged in the second open mesh tube such that the opening of the air outlet is sealable by the second sealing ball when the second sealing ball is floated upward in response to a rise in a surface level of the electrolyte solution. 98. An electrical battery as in claim 96 further comprising: a venturi valve having a proximal end connected to the air inlet and a distal end banging substantially over the electrolyte solution inside the battery case, the distal end of the venturi valve including the opening of the air inlet inside the battery case. 99. An electrical battery as in claim 95 or claim 96 wherein the first float and the first sealing ball are integrally formed. 100. An electrical battery as in claim 96 wherein the second float and the second sealing ball are integrally formed.
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