Push-button switch
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United States of America Patent
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Jan 29, 2013
Grant Date -
Sep 17, 2009
app pub date -
Mar 10, 2009
filing date -
Mar 11, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A push-button switch having a case which defines a space within which a star wheel is mounted and an indenter which is pressed against an outer periphery of the star wheel. The star wheel has ridge portions. A push button is provided which is mounted on the case for effecting rotation of the star wheel. A contact is also provided which engages the star wheel for corotation and which serves as a movable contact. Also provided are terminals which serve as stationary contacts. The star wheel includes a small projection having a rounded tip end disposed in each ridge portion of the star wheel.
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