Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chih-Yao Chi0
Date of Patent
August 11, 2009
Patent Application Number
12117316
Date Filed
May 8, 2008
Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention discloses a keyswitch, which includes a substrate, a plurality of switches, a keycap, and at least one support. The switches are fixed on the substrate. The keycap thereof defines a bottom surface, which has a plurality of protruding portions, each of which corresponds to one of the switches. In addition, the at least one support is used for supporting the keycap to move vertically relative to the substrate, and each of the at least one support corresponds to one of the switches. Particularly, when the keycap is pressed, the protruding portions and/or the at least one supporting portion can trigger at least one of the switches.
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