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:
Oct. 30, 2012
Filed:
Sep. 19, 2008
Akihiko Takemae, Shinagawa, JP;
Shuji Nakamura, Shinagawa, JP;
Tamotsu Koike, Shinagawa, JP;
Takeshi Nishino, Shinagawa, JP;
Akihiko Takemae, Shinagawa, JP;
Shuji Nakamura, Shinagawa, JP;
Tamotsu Koike, Shinagawa, JP;
Takeshi Nishino, Shinagawa, JP;
Fujitsu Component Limited, Tokyo, JP;
Abstract
A key switch including a base section, a key top, a pair of link members and a switching mechanism. Each link member is provided, at one end region thereof, with a toothed portion meshable with a toothed portion of another link member in a gearing manner and a pivot axle pivotably joined to the base section, and at another end region, with a slide portion slidably engaged with the key top. The base section includes a support plate and a frame member, the frame member being fixedly attached to the upper surface of the support plate. The frame member is provided with a bearing portion pivotably receiving and supporting the pivot axle of each link member. The first end region of each link member is disposed on a lateral side of the frame member and closely to the upper surface of the support plate.