THERMAL SECURITY FOR HYBRID VEHICLE RECHARGING CABLE PLUGS DEVICE AND METHOD
First Claim
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1. A system for interrupting current in an electrical cable having an end plug, the system comprising:
- a sensor coupled to the plug and having an output indicative of the temperature of the plug; and
a current interrupting device coupled to the sensor for interrupting current in the cable when the temperature reaches a predetermined temperature.
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Abstract
A system is provided for interrupting current in an electrical cable having an end plug. The system comprises a sensor coupled to the plug and having an output indicative of the temperature of the plug, and a current interrupting device coupled to the sensor for interrupting current in the cable when the temperature reaches a predetermined temperature.
49 Citations
20 Claims
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1. A system for interrupting current in an electrical cable having an end plug, the system comprising:
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a sensor coupled to the plug and having an output indicative of the temperature of the plug; and a current interrupting device coupled to the sensor for interrupting current in the cable when the temperature reaches a predetermined temperature. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A system for interrupting current in a vehicular recharging cable having a plug, the system comprising:
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a temperature sensitive device encased in the plug and having an output indicative of the temperature of the plug; and a current interrupting device coupled to the temperature sensing device for receiving the output and interrupting current in the vehicular recharging cable when the temperature reaches a predetermined temperature. - View Dependent Claims (13, 14, 15)
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16. A method for preventing a vehicular recharging cable plug attached to a cable from overheating during a recharging cycle, comprising the steps of:
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generating a temperature-dependent signal in the plug indicative of the plug temperature; directing the signal to a current interrupting device coupled to the recharging cable; and interrupting the current flowing in the cable when the signal exceeds a predetermined level. - View Dependent Claims (17, 18, 19, 20)
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Specification