Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption (methods or circuit arrangements for monitoring or controlling batteries or fuel cells B60L58/00)

Child Classifications

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• B60L 3/0007
• B60L 3/0023
• B60L 3/0092
• B60L 3/02 Dead-man's devices
• B60L 3/04 Cutting off the power supply under fault conditions (protective devices and circuit arrangements in general H01H; H02H)
• B60L 3/06 Limiting the traction current under mechanical overload conditions
• B60L 3/08 Means for preventing excessive speed of the vehicle
• B60L 3/10 Indicating wheel slip
• B60L 3/12 Recording operating variables