Patent ID: 8523596
Filing Date: 2013-09-03
Classification: B60L,G07C,H01R,Y02T,Y10T

Abstract:
1. A power plug locking device for use with a door lock drive source that locks a door of a vehicle, the power plug locking device comprises: a lock mechanism switched between a lock state, in which the lock mechanism prohibits removal of a power plug from an inlet, and an unlock state, in which the lock mechanism permits removal of the power plug from the inlet; a plug lock drive source that performs at least an unlocking operation that switches the lock mechanism from the lock state to the unlock state; a plug lock detector that detects whether or not the lock mechanism is in the lock state, wherein the plug lock detector is connected between the plug lock drive source and an unlock terminal, which has a high potential when the door is unlocked and which is one of a plurality of terminals of the door lock drive source; and a power supply circuit that supplies the plug lock drive source with current and switches the lock mechanism from the lock state to the unlock state only when the door lock drive source is performing an unlocking operation while the plug lock detector is detecting that the lock mechanism is in the lock state.