Driving mechanisms, i.e. for transmitting driving force to the contacts

Full Title

Mechanisms for operating contacts > Driving mechanisms, i.e. for transmitting driving force to the contacts

Classification Context

Section:

ELECTRICITY

Class:

ELECTRIC ELEMENTS

Subclass:

ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES

Child Classifications

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• H01H 3/34 using ratchet
• H01H 3/36 using belt, chain, or cord
• H01H 3/38 using spring or other flexible shaft coupling
• H01H 3/4 using friction, toothed, or screw-and-nut gearing
• H01H 3/42 using cam or eccentric
• H01H 3/44 using Geneva movement
• H01H 3/46 using rod or lever linkage, e.g. toggle
• H01H 3/48 using lost-motion device
• H01H 3/5 with indexing or locating means, e.g. indexing by ball and spring
• H01H 3/52 with means to ensure stopping at intermediate operative positions