Electrical insulation system and method for electrical power storage component separation
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01G-009/00
출원번호
UP-0420708
(2006-05-26)
등록번호
US-7586736
(2009-09-22)
발명자
/ 주소
Young, Charlie
Guzman, Ted
출원인 / 주소
Micro Power Electronics Inc.
대리인 / 주소
Perkins Coie LLP
인용정보
피인용 횟수 :
1인용 특허 :
15
초록▼
An electrical insulation system and method for electrical power storage component separation is disclosed. Some implementations of the system use various forms of polyurethane elastomer based material such as tapes to electrically separate various components of electrical power storage devices such
An electrical insulation system and method for electrical power storage component separation is disclosed. Some implementations of the system use various forms of polyurethane elastomer based material such as tapes to electrically separate various components of electrical power storage devices such as battery packs. These components can include cells, connecting tabs, printed circuit assemblies, solder joints, nickel strips, and other conductive members.
대표청구항▼
The invention claimed is 1. An electrical storage system having a life, the system comprising: an electrical battery cell including a first portion and a first terminal; an electrically conductive member including a first portion and a second portion, the first portion positioned to contact the fir
The invention claimed is 1. An electrical storage system having a life, the system comprising: an electrical battery cell including a first portion and a first terminal; an electrically conductive member including a first portion and a second portion, the first portion positioned to contact the first terminal; and electrical insulating material at least a portion of which is in juxtaposition between the first portion of the electrical battery cell and the second portion of the electrically conductive member, at least one of the first portion of the electrical battery cell and the second portion of the electrically conductive member having an unsmooth area, the material having sufficient durability to resist forces imparted onto the material by the unsmooth area during the life of the electrical storage system to maintain electrical separation between the first portion of the electrical battery cell and the second portion of the electrically conductive member. 2. The system of claim 1 wherein the insulating material is tape. 3. The system of claim 1 wherein the insulating material contains polyurethane. 4. The system of claim 1 wherein the insulating material is a polyurethane elastomer. 5. The system of claim 1 wherein the insulating material has a tensile strength at break of at least approximately 40 pounds per square inch. 6. The system of claim 1 wherein the insulating material has an elongation length at break of at least approximately 400% of an unstressed sample. 7. An electrical storage system having a life, the system comprising: a printed circuit assembly including a first conductive portion and a second conductive portion; an electrically conductive member including a first portion and a second portion, the conductive member being positioned for the first portion of the conductive member to contact the first portion of the printed circuit assembly; and a puncture resistant electrical insulating material having a first portion in juxtaposition between the second portion of the conductive member and the second portion of the printed circuit assembly, at least one of the second portion of the conductive member and the second portion of the printed circuit assembly having an unsmooth area, the material having sufficient durability to resist forces imparted onto the material by the unsmooth area during the life of the electrical storage system to maintain electrical separation between the second portion of the conductive member and the second portion of the printed circuit assembly. 8. The system of claim 7 wherein the conductive member has a mid-portion between the first and second portions of the conductive member, the mid-portion having a series of bends to accommodate juxtapositioning of the insulating material between the second portion of the conductive member and the second portion of the printed circuit assembly with the first portion of the conductive member contacting the first portion of the printed circuit assembly. 9. The system of claim 7 wherein the conductive member further comprises a third portion substantially perpendicular to the second portion of the conductive member and wherein the electrical insulating material further comprises a second portion substantially perpendicular to the first portion of the electrical insulating material, the third portion of the conductive member being positioned in juxtaposition with the second portion of the electrical insulating material. 10. The system of claim 9 further comprising a battery cell having a terminal and wherein the third portion of the conductive member is in juxtaposition with the terminal of the battery cell. 11. The system of claim 7 further comprising a battery cell having a terminal and wherein the electrical insulating material includes a second portion and the conductive member has a mid-portion and a third portion, the mid-portion positioned between the first and second portions of the conductive member, the mid-portion having a series of bends to accommodate juxtapositioning of the insulating material between the second portion of the conductive member and the second portion of the printed circuit assembly with the first portion of the conductive member contacting the first portion of the printed circuit assembly, the third portion being substantially perpendicular to the second portion of the conductive member, the second portion of the electrical insulating material being substantially perpendicular to the first portion of the electrical insulating material, the third portion of the conductive member being positioned in juxtaposition with the second portion of the electrical insulating material, the third portion of the conductive member being in juxtaposition with the terminal of the battery cell. 12. A battery pack having a life, the battery pack comprising: a printed circuit assembly including a first conductive portion and a second portion; a first component with an electrically conducting surface portion with an unsmooth area; and a puncture resistant electrical insulating material having a first portion in juxtaposition between the electrically conducting surface portion of the first component and the second portion of the printed circuit assembly, the material having sufficient durability to resist forces imparted onto the material by the unsmooth area and the second portion of the printed circuit assembly during the life of the electrical storage system to maintain electrical separation between the electrically conducting surface portion of the first component and the second portion of the printed circuit assembly. 13. An electrical storage system, comprising: an electrical battery cell including a first portion and a first terminal; an electrically conductive member including a first portion and a second portion, the first portion of the electrically conductive member positioned to contact the first terminal of the electrical battery cell; and insulating material at least a portion of which is positioned between the first portion of the electrical battery cell and the second portion of the electrically conductive member, at least one of the first portion of the electrical battery cell and the second portion of the electrically conductive member having an area with at least one of an abrasive surface, a sharp edge, and a protruding member, the insulating material having sufficient durability to resist at least surface penetration by the area to maintain separation between the first portion of the electrical battery cell and the second portion of the electrically conductive member. 14. The electrical storage system of claim 13 wherein the electrically conductive member further includes a third portion, the insulating material is first insulating material, the area is a first area, and wherein the electrical storage system further comprises: a circuit including a conductive first portion and a second portion, the conductive first portion of the circuit positioned to contact the third portion of the electrically conductive member; and second insulating material at least a portion of which is positioned between the second portion of the electrically conductive member and the second portion of the circuit, at least one of the second portion of the electrically conductive member and the second portion of the circuit having a second area with at least one of an abrasive surface, a sharp edge, and a protruding member, the second insulating material having sufficient durability to resist at least surface penetration by the second area to maintain separation between the second portion of the electrically conductive member and the second portion of the circuit. 15. The electrical storage system of claim 14 wherein the electrically conductive member includes at least one bend to accommodate contact between the third portion of the electrically conductive member and the conductive first portion of the circuit. 16. The electrical storage system of claim 14 wherein the second insulating material includes a first portion and a second portion generally perpendicular to the first portion. 17. The electrical storage system of claim 13 wherein the first and second portions of the electrically conductive member are generally perpendicular. 18. The electrical storage system of claim 13 wherein the insulating material has a curvilinear cross-section. 19. The electrical storage system of claim 13 wherein the insulating material includes polymeric material. 20. The electrical storage system of claim 13 wherein the insulating material includes tape.
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이 특허에 인용된 특허 (15)
Kuipers Roy ; Ng Patrick Kwok-Yeung, Apparatus for improving the compression uniformity of a cell stack in a battery.
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