Patent ID: 6075453
Filing Date: 2000-06-13
Classification: B60R,G07C,Y10T

Abstract:
A vehicular door lock control apparatus for unlocking a door mechanism, comprising:a key for mechanically performing a first unlocking operation and a second unlocking operation;a door key cylinder actuable to an unlock position by using the key, the key being insertable into the door key cylinder;a transmitter-receiver disposed at the key, for transmitting an answer signal that indicates a specific identification code upon receipt of at least one of a power signal and an inquiry signal;operating force transmission means, actuable between a transmission mode and a non-transmission mode, for transmitting a mechanical unlocking force applied by the key during the second unlocking operation to the door lock mechanism when in the transmission mode, anda control means for determining that the key has performed the first unlocking operation when the key actuates the door key cylinder to the unlock position for a first time;wherein the control means transmits at least one of the power signal and the inquiry signal to the transmitter-receiver when the key performs the first unlocking operation, and for actuating the operating force transmission means to the transmission mode when the identification code received from the transmitter-receiver conforms to a pre-set identification code.