Crosspoint switch comprising bistable crosspoints

摘要

A crosspoint switch comprising a number of selection bars and switching bars which cross each other at right angles and have recesses and guides for catching members. A catching member is moved by a particular selection bar and switching bar to actuate an electrical contact through a member having two stable positions. The switching bars have a fork-like recess arranged to enable renewed actuation of bars previously actuated for switching on a crosspoint, without the switched-on crosspoint being switched off.