Movable contact and button switch thereof

The utility model provides a small movable contact and a button switch thereof, wherein the operation stroke of the small movable contact is long, and the service life of the same is long. The movable contact is composed of a thin metal plate, and is equipped with a convex portion and a flange porti...

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Bibliographic Details
Main Authors SADAMATSU IKA, USUI KATSUTOSHI, SAKAMOTO TAKAYA
Format Patent
LanguageChinese
English
Published 27.03.2013
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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Summary:The utility model provides a small movable contact and a button switch thereof, wherein the operation stroke of the small movable contact is long, and the service life of the same is long. The movable contact is composed of a thin metal plate, and is equipped with a convex portion and a flange portion, wherein the convex portion forms a dome shape and can be reversely operated; and the flange portion can bend along the direction of a pressing operation, is equipped with a flat portion connected with the convex portion, and forms an outer shape whose aspect ratio is 1:1-1.6. The button switch is composed of the movable contact and a housing which accommodates the movable contact and has fixed contacts, wherein the housing is provided with a support portion, and the support portion is positioned near an angle portion of a rectangle of the movable contact so as to support the flange portion; and via the pressing operation, in the movable contact the convex portion is operated reversely and the flange portion ben
Bibliography:Application Number: CN20122237452U