making contact in one position only

Full Title

Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand (tumbler or rocker switches H01H23/00; switches having an operating part movable angularly in more than one plane H01H25/04) > Lever switches with blade-type contact co-operating with one or two spring-clip contacts, e.g. knife switch > making contact in one position only