Patent ID: 9666004
Date: 2017-05-30
CPC Classifications: E05B,G07C

Claim:
1. A latch release backup system for a latch assembly of a motor-vehicle door, comprising: a key cylinder configured to receive a vehicle key and which is rotatably mounted to the motor-vehicle door, wherein the key cylinder defines an electrical interface socket configured to receive the vehicle key; a mechanical coupling arrangement mounted within the motor-vehicle door and operable to convert a rotation of the key cylinder into actuation of an actuation group of the latch assembly for causing latch release; and an electronic control unit mounted within the motor-vehicle door and electrically connected to the electrical interface socket to receive identification information (Id) from the vehicle key when plugged into the electrical interface socket; wherein the mechanical coupling arrangement is disengaged from the actuation group of the latch assembly, and wherein the electronic control unit is configured to control engagement of the mechanical coupling arrangement to the actuation group of the latch assembly based on the identification information (Id) received from the vehicle key.