Arc extinguishing sheet metal member for switching equipment, especially contactor, insertable in longitudinal direction of its expansion into holder of groove of arc extinguishing device, with sheet metal member bent over its expansion

摘要

Sheet metal member (118) for contactor etc. has specified longitudinal expansion (a) and sheet thickness (c) and is insertable into holder in direction of its longitudinal expansion, with holder being part of light arc extinguisher of contactor etc. Extinguishing sheet metal member is so far bent over its longitudinal expansion that resulting thickness exceeds width of holder groove for resilient clamping of sheet metal member in holder. INDEPENDENT CLAIM is included for use of several sheet metal members in contactor etc. light arc extinguisher.