Miniature snap-action switch
Electric switch actuated by very little physical force

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.
The public source identifies “Miniature snap-action switch” as electric switch actuated by very little physical force. This brief keeps that definition visible, then builds a research path around Miniature, snap-action and switch.
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This entry incorporates text from “Miniature snap-action switch” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.