Patent ID: 8438888
Filing Date: 2013-05-14
Classification: E05B,Y10T

Abstract:
1. A door lock device for a vehicle comprising: a lever mechanism being adapted to link through a rod with a key cylinder arranged on an outside handle of a vehicle door and carrying out a lock/unlock operation in response to turn operation of the key cylinder, the lever mechanism including; a key rotor including a coupling hole to which an inner end of the rod is inserted in the vehicle width direction and coupled in a torque transmittable manner, the key rotor being rotatably assembled to a housing, and a key lever including a hub rotatably supported by the housing and the key rotor and connected to the key rotor in a torque transmittable manner, the key lever being arranged in the housing, the key lever including; in the case where the key cylinder is operated to turn toward a lock direction from a default state when the active lever is in an unlock state, the first arm of the key lever moves by a predetermined amount and after that engages with the first engagement portion of the active lever, so that the active lever is turned in the lock direction; in the case where the key cylinder is operated to turn toward an unlock direction from the default state when the active lever is in a lock state, the second arm of the key lever moves by a predetermined amount and after that engages with the second engagement portion of the active lever, so that the active lever is turned in the unlock direction; and a weak portion is provided between the hub and the second arm of the key lever, the weak portion being collapsible when the rod is pushed to move toward the key lever by a force equal to or more than a predetermined value.