Patent ID: 6114821
Filing Date: 2000-09-05
Classification: E05B,H02K

Abstract:
Electric motor-driven servo-drive for a motor vehicle lock, with an electric drive motor, a servo-drive element in driven connection with the electric drive motor, an operating lever which is movable back and forth between at least two operating positions by an influencing element comprising one of the servo-drive element and a mechanical switching element, and an electric motor control for turning on and off the electric drive motor, the motor control having a single electrical or electronic switch which, in a predetermined free position of the servo-drive element and with simultaneous occurrence of the operating position of the switching element, turns off the drive motor, the switch automatically assuming a first position and being influenced by said influencing element into a second position; wherein the single electrical or electronic switch is mechanically arranged relative to the servo-drive element and the switching element in a manner which is switchable into the second position both by the servo-drive element and also by the switching element; and wherein the servo-drive element in said free position and the switching element in its first operating position do not influence the switch, the electric drive motor being turned off when the switch is not influenced.