FIELD: electricity.
SUBSTANCE: present invention relates to a compact double-contact secured pushbutton switch. Pushbutton switch comprises plunger (10) which causes, under action of pressure by a user, depression of an upper dome positioned above switching means. Depression of upper dome causes depression of switching means. Crest of upper dome and switching means have a down position. Pushbutton switch additionally comprises an intermediate movable part, located under upper domed plate and above switching means. Intermediate movable part is electroconductive at least in upper section and electrically connected with additional contact of upper dome-like plate.
EFFECT: higher functional reliability, fail-safety and durability.
12 cl, 12 dwg
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