Patent ID: 6698805
Filing Date: 2004-03-02
Classification: E05B,Y10S,Y10T

Abstract:
A motor vehicle electric door lock, comprising an outside housing formed of a trough-shaped bottom part having an open side and an essentially flat cover which closes the open side of the bottom part, said outside housing being essentially closed on all sides and made as a plastic molding having an inlet channel for receiving a key collar, a detent pawl for holding the rotary latch, a separate detent pawl lever which is dynamically connected to the detent pawl or made as an extension thereof, and an electrical opening drive unit having a drive motor, a step-down gearing, and a driven element, the driven element via the detent pawl lever driving the detent pawl in a lifting direction engaging an actuating section of the detent pawl lever, further comprising a drive housing for housing the drive unit located in the outside housing and which is separate from and sealed relative to the outside housing,the driven element being a cam wheel which is positioned on the outside of the drive housing, and the drive shaft of the cam wheel which is routed through the wall of the drive housing, sealed by a rotary bushing,wherein the outside housing is made elongated and plate-shaped with two flat sides; wherein the inlet channel with the rotary latch and the detent pawl is located substantially in a half of the outside housing near one lengthwise end and the drive unit is located substantially in a half of the outside housing near the other lengthwise end, and the detent pawl lever extends from one of said halves into the respective other half; wherein the cam wheel is located on the outside of a wall of the drive housing parallel to a plane defined by the rotary latch and the detent pawl; and wherein the drive housing is a separate unit having a trough-shaped bottom part and a cover seated to form a seal about said drive housing, and is removably and replaceably inserted into a receiver of the trough-shaped bottom part of the outside housing.