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:
May. 11, 2010
Filed:
May. 08, 2008
Applicant:
Chih-yao Chi, Taipei County, TW;
Inventor:
Chih-Yao Chi, Taipei County, TW;
Assignee:
Darfon Electronics Corp., Taoyuan, TW;
Primary Examiner:
Int. Cl.
CPC ...
H01H 13/70 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention discloses a keyswitch, which includes a keycap and a balance member. The keycap thereof defines a lower surface, which has at least one mounting portion. The balance member has an axle thereof defines a first end and a second end opposite to the first end. Additionally, the axle is folded with a first angle and elongated from the first end to form a first side, and folded with a second angle and elongated from the second end to form a second side. The axle is mounted in the at least one mounting portion. Particularly, the second angle is between 30° and 60°.