Card switch for controlling entrance door of room in e.g. restaurant, has stopper provided at longitudinal center line of supporting frame, formed according to cantilever arms with guide rails and positioned between rails

摘要

The switch has a push-button inserted in a supporting frame, and a compensator arranged on the supporting frame, which is covered by a cover frame (5). A sheet metal box (4) is fixed to the supporting frame and includes a plunge slot, and a card (6) is provided with a stopper. The cover frame is retained between the sheet metal-box and supporting frame, and the stopper is provided at a longitudinal center line of the supporting frame. The stopper is formed according to cantilever arms that are provided with two guide rails, and is positioned between the guide rails.