Multi-position push switch
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United States of America Patent
Stats
-
Jan 29, 2013
Grant Date -
May 26, 2011
app pub date -
Sep 21, 2010
filing date -
Nov 20, 2009
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A multi-position switch includes a base and a cover. The base and the cover form a receiving space having a lateral surface. The cover defines a through hole and includes a bottom surface and a number of ratchet teeth protruding from the bottom surface and arranged around the through hole. A number of positive contacts and a negative contact are arranged on the lateral surface. The button includes a button body having a side surface and a number of protrusions protruding from the side surface. The button body passes through the through hole and is external to the cover. Each protrusion is located between two neighboring ratchet teeth and has a sloping end. A conductive member is arranged under the button body and includes a conductive rod having two ends configured for respectively contacting one of the positive contacts and the negative contact.
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