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A miniature snap-action switch, also trademarked and frequently known as a micro switch or microswitch, is an electric switch that is actuated by very little physical force, through the use of a tipping-point mechanism, sometimes called an "over-center" mechanism.
A mouse button is an electric switch on a computer mouse which can be pressed (“clicked”) to select or interact with an element of a graphical user interface. Mouse buttons are most commonly implemented as miniature snap-action switches (micro switches). The three-button scrollmouse has become the most commonly available design.
In a switch where the contacts remain in one state unless actuated, such as a push-button switch, the contacts can either be normally open (abbreviated "n.o." or "no") until closed by operation of the switch, or normally closed ("n.c." or "nc") [nb 1] and opened by the switch action. A switch with both types of contact is called a changeover ...
A quick Google test gives 27k for "snap action switch" and 546k for "micro switch". The only question is whether it's accurate. -- intgr 19:54, 14 November 2009 (UTC) I have known these to be called something like precision miniature snap-action switches. (See what Digi-Key calls them!)
A toggle light switch Internal components of a toggle switch. The toggle mechanism provides "snap-action" through the use of an "over-center" geometry. The design was patented in 1916 by William J. Newton and Morris Goldberg. [2] The switch actuator does not control the contacts directly, but through an intermediate arrangement of springs and ...
The PMC Model CS 402 Cam Switch combines in a compact 1-1/16" diameter unit all the functions of a conventional plate cam, cam follower and snap-action switch. External screwdriver adjustments permit rapid setting of any desired switch make angle.