H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
H01H19/02—Details
H01H19/10—Movable parts; Contacts mounted thereon
H01H19/20—Driving mechanisms allowing angular displacement of the operating part to be effective in either direction
H01H19/24—Driving mechanisms allowing angular displacement of the operating part to be effective in either direction acting with snap action