Rotary switch, especially encoder switch, with latched rotation axle has elastically expandable securing ring on axle that expands on inclined surfaces on protrusion, contact surface

摘要

The rotary switch has a rotation axle (11) inserted into a housing and an elastically expandable securing ring (12) on the axle that contacts a protrusion (27) on the axle in the insertion direction and a housing contact surface (23) in the opposite direction. The ring expands on inclined surfaces (26) on the protrusion and/or contact surface.