AUTOMATIC CLOSING DEVICE FOR VEHICLE DOOR.

摘要

A closing device for a vehicle door is disclosed, comprising an electrical motor provided with a shaft (A), a worm (V) driven into rotation by said shaft (A), a gear in which said worm (V) is meshed, and transmission means that connect said gear with a lock striker of the closing device. An uncoupling device (1) is positioned between said shaft (A) and said worm (V). The uncoupling device couples the shaft (A) to the worm (V) when the shaft rotates and uncouples the shaft (A) from the worm (V) when the shaft (A) is motionless.