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.:

US 9087650 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 21, 2015

Filed:

Apr. 22, 2013
Applicant:

Primax Electronics Ltd., Neihu, Taipei, TW;

Inventors:

Hui Ma, Taipei, TW;

Chuang-Shu Jhuang, Taipei, TW;

De-Guang Zhu, Taipei, TW;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 13/70 (2006.01); H01H 3/12 (2006.01);
U.S. Cl.
CPC ...
H01H 3/122 (2013.01); H01H 3/125 (2013.01); H01H 13/70 (2013.01);
Abstract

A keycap structure includes a reinforcement element and a keycap body. The reinforcement element includes two long segments and two short segments. The keycap body includes plural fixing parts and two protruding parts. The plural fixing parts are used for fixing two ends of each long segment of the reinforcement element. The two protruding parts are used for pushing the two short segments of the reinforcement element, so that the reinforcement element is subjected to deformation. Consequently, the reinforcement element generates a reacting force to push against the bilateral sides of the keycap body. Under this circumstance, the top surface of the keycap body is formed as a downwardly-concave arc-shaped surface, so that the shape of the keycap structure is effectively corrected.


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Ma, Hui. (2015). Keycap structure (U.S. Patent No. 9087650). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9087650

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