IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0083223
(2002-02-26)
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발명자
/ 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
1 인용 특허 :
7 |
초록
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A fuel dispensing system. The system includes a plurality of storage tanks for storing a plurality of fuel products; at least one dispenser; at least one pump for pumping fuel from the storage tanks to the dispenser; and a pump controller connected to the dispenser and the pump having a plurality of
A fuel dispensing system. The system includes a plurality of storage tanks for storing a plurality of fuel products; at least one dispenser; at least one pump for pumping fuel from the storage tanks to the dispenser; and a pump controller connected to the dispenser and the pump having a plurality of individual selectors for selecting a specific fuel product. In the preferred embodiment, the pump controller includes a plurality of individual selectors for selecting a specific fuel product; and an interconnecting expandable length bus for connecting additional station components, such as pump control devices, to one another. The system may further include an emergency stop system.
대표청구항
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1. A fuel dispensing system, said system comprising:(a) a plurality of storage tanks for storing a plurality of fuel products;(b) at least one dispenser,(c) at least one pump for pumping fuel from said storage tanks to said dispenser;(d) a pump controller connected to said dispenser and said pump ha
1. A fuel dispensing system, said system comprising:(a) a plurality of storage tanks for storing a plurality of fuel products;(b) at least one dispenser,(c) at least one pump for pumping fuel from said storage tanks to said dispenser;(d) a pump controller connected to said dispenser and said pump having a plurality of individual selectors for selecting a specific fuel product; and(e) an emergency stop system that includes an emergency system reset having a reset delay module, at least one emergency stop actuator and at least one electrical power disconnector. 2. The apparatus according to claim 1, wherein said emergency stop actuator further includes a plurality of emergency stop actuators at various locations. 3. The apparatus according to claim 1, wherein said electrical power disconnector includes one for each dispenser and one for each pump. 4. The apparatus according to claim 1, further including at least one accessory emergency stop disconnector. 5. The apparatus according to claim 1, wherein said emergency stop system reset is normally in an open position. 6. The apparatus according to claim 1, further including a microprocessor module, wherein said module provides additional functions including: emergency stop and reset switch diagnostics; status and mode indicators; and selectable connections to emergency stop and reset switches. 7. The apparatus according to claim 1, wherein said storage tanks are underground storage tanks. 8. The apparatus according to claim 1, wherein said pump is a submersible pump. 9. The apparatus according to claim 1, wherein said pump includes at least one pump per product. 10. The apparatus according to claim 1, further including a plurality of pumps having at least one pump per product. 11. The apparatus according to claim 1, wherein said dispenser includes a product nozzle, at least one dispenser pump control signal for activating an associated pump, and a control signal actuator. 12. The apparatus according to claim 1, wherein said emergency stop actuator is user actuated. 13. A pump controller for a fuel dispensing system having a plurality of storage tanks for storing a plurality of fuel products; at least one dispenser; at least one pump for pumping fuel from said storage tanks to said dispenser, said pump controller comprising:(a) a plurality of individual selectors for selecting a specific fuel product;(b) an interconnecting expandable length bus for connecting additional station components to one another, said bus including at least one accessory control signal line; and(c) a plurality of electrical isolators upstream of said plurality of selectors. 14. The apparatus according to claim 13, wherein said plurality of selectors includes bus input selectors and bus output selectors. 15. The apparatus according to claim 14, wherein each bus input selector is associated with a pair of bus pump control signal lines. 16. The apparatus according to claim 15, wherein said pair of bus pump control signal lines are grouped in sets of four for a total of eight bus pump signal lines. 17. The apparatus according to claim 14, wherein each bus output selector is associated with a pump. 18. The apparatus according to claim 13, wherein said interconnecting expandable length bus for connecting additional station components to one another includes a plurality of bus pump control signal lines. 19. The apparatus according to claim 18, wherein said interconnecting expandable bus includes eight bus pump control signal lines. 20. The apparatus according to claim 13, further including a bus power supply. 21. The apparatus according to claim 13, further including a pump relay. 22. The apparatus according to claim 13, wherein said electrical isolators are optical isolators. 23. The apparatus according to claim 13, wherein said plurality of electrical isolators upstream of said plurality of selectors includes at least one isolator per dispenser pump control signal input. 24. The apparatus according to claim 13, wherein said at least one accessory control signal line includes a lighting signal line. 25. The apparatus according to claim 13, wherein said at least one accessory control signal line includes an emergency stop signal line. 26. A fuel dispensing system, said system comprising:(a) a plurality of storage tanks for storing a plurality of fuel products;(b) at least one dispenser;(c) at least one pump for pumping fuel from said storage tanks to said dispenser;(d) a pump controller connected to said dispenser and said pump having a plurality of individual selectors for selecting a specific fuel product, said pump controller including: (i) a plurality of individual selectors for selecting a specific fuel product; and (ii) an interconnecting expandable length bus for connecting additional station components to one another; and(e) an emergency stop system that includes an emergency system reset having a reset delay module, at least one emergency stop actuator and at least one electrical power disconnector. 27. The apparatus according to claim 26, wherein said emergency stop actuator further includes a plurality of emergency stop actuators at various locations. 28. The apparatus according to claim 26, wherein said electrical power disconnector includes one for each dispenser and one for each pump. 29. The apparatus according to claim 26, further including at least one accessory emergency stop disconnector. 30. The apparatus according to claim 26, wherein said emergency stop system reset is normally in an open position. 31. The apparatus according to claim 26, further including a microprocessor module, wherein said module provides additional functions including: emergency stop and reset switch diagnostics; status and mode indicators; and selectable connections to emergency stop and reset switches. 32. The apparatus according to claim 26, wherein said storage tanks are underground storage tanks. 33. The apparatus according to claim 26, wherein said pump is a submersible pump. 34. The apparatus according to claim 26, wherein said pump includes at least one pump per product. 35. The apparatus according to claim 26, further including a plurality of pumps having at least one pump per product. 36. The apparatus according to claim 26, wherein said dispenser includes a product nozzle, at least one dispenser pump control signal for activating an associated pump, and a control signal actuator. 37. The apparatus according to claim 26, wherein said emergency stop actuator is user actuated. 38. The apparatus according to claim 26, wherein said plurality of selectors includes bus input selectors and bus output selectors. 39. The apparatus according to claim 38, wherein each bus input selector is associated with a pair of bus pump control signal lines. 40. The apparatus according to claim 39, wherein said pair of bus pump control signal lines are grouped in sets of four for a total of eight bus pump signal lines. 41. The apparatus according to claim 38, wherein each bus output selector is associated with a pump. 42. The apparatus according to claim 26, wherein said interconnecting expandable length bus for connecting additional station components to one another includes a plurality of bus pump control signal lines. 43. The apparatus according to claim 42, wherein said interconnecting expandable bus includes eight bus pump control signal lines. 44. The apparatus according to claim 26, further including a bus power supply. 45. The apparatus according to claim 26, further including a pump relay. 46. The apparatus according to claim 26, further including a plurality of electrical isolators upstream of said plurality of selectors. 47. The apparatus according to claim 46, wherein said electrical isolators are optical isolators. 48. The apparatus according to claim 46, wherein said plurality of electrical isolators upstream of said plurality of selectors includes at least one isolator per dispenser pump control signal input. 49. The apparatus according to c laim 26, wherein said interconnecting expandable length bus for connecting additional station components to one another further includes at least one accessory control signal line. 50. The apparatus according to claim 49, wherein said at least one accessory control signal line includes a lighting signal line. 51. The apparatus according to claim 49, wherein said at least one accessory control signal line includes an emergency stop signal line. 52. A fuel dispensing system, said system comprising:(a) a plurality of storage tanks for storing a plurality of fuel products;(b) at least one dispenser;(c) at least one pump for pumping fuel from said storage tanks to said dispenser;(d) a pump controller connected to said dispenser and said pump having a plurality of individual selectors for selecting a specific fuel product; and(e) an emergency stop system comprising:(i) at least one emergency stop actuator;(ii) a microprocessor module having inputs and outputs, at least one of said inputs being interfaced with said emergency stop actuator; and(iii) at least one electrical power disconnector in communication with at least one of said microprocessor module outputs, wherein said microprocessor module is programmable to command said at least one electrical power disconnector to disconnect power from said at least one dispenser upon activation of said emergency actuator. 53. The apparatus according to claim 52, further including at least one status indicator in communication with said microprocessor module, said status indicator being responsive to said at least one emergency stop output. 54. The apparatus according to claim 52, further including at least one emergency stop system reset switch in communication with at least one of said microprocessor module inputs. 55. The apparatus according to claim 52, wherein said microprocessor module is programmable to function in part as a delay reset module.
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