The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 20, 2001
Filed:
Mar. 28, 2000
Applicant:
Inventor:
Gear Huang, Taipei, TW;
Assignee:
Silitek Corporation, Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 3/12 ;
U.S. Cl.
CPC ...
H01H 3/12 ;
Abstract
An improved keyswitch comprises a stage having a mounting hole and a keycap having a plunger on bottom thereof. The plunger is movably arranged within the plunger. At least one guiding rib is provided within the stage or on lateral side of the keycap; and at least one groove corresponding to the guiding rib is provided on lateral side of the keycap or within the stage, the guiding rib fit within the groove such that the keycap is movable upward and downward within the mounting hole without shaking. The keycap is in contact with the stage on lateral side thereof, the friction therebetween is reduced.