IPC Subgroup
H01H 21/4 having snap action
Introduced: September 1968
Last revised: January 2006
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 > Details > Movable parts; Contacts mounted thereon > Driving mechanisms > having snap action
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
3 direct subcodes
Child Classifications
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- H01H 21/42 produced by compression or extension of coil spring
- H01H 21/44 produced by flexing blade springs
- H01H 21/46 with two or more snap-action motions in succession