Window blind similar to e.g. roller blind, has proximity, contact or vibration sensor that reacts to person approaching by producing control signal to trigger closing motion of blind

摘要

The arrangement has a motor drive and a control unit for automatically switching on the drive depending on control signals from a sensor (20,22). The sensor is a proximity, contact or vibration sensor that reacts to a person approaching it or the window (12) or the blind (14). The sensor control signal triggers a closing motion of the blind