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:
Jun. 05, 2012
Filed:
Jul. 02, 2009
Tzu-hung Wang, Taipei, TW;
Hsi-ming Cheng, Taipei, TW;
Kang-yeh Yu, Taipei, TW;
Compal Electronics, Inc., Taipei, TW;
Abstract
A keyboard module, including a base plate, a membrane circuit, keys and a frame set, is provided. The membrane circuit is disposed on the base plate and has touch portions. The keys are assembled to the base plate and correspond to the touch portions respectively. The frame set is assembled to the base plate and includes a first frame and a second frame. The first frame has a plurality of first ribs disposed in a staggered way. The second frame is connected to the first frame and located between the first frame and the base plate. The second frame has a plurality of second ribs disposed in a staggered way, wherein a width of a portion of the second ribs is smaller than a width of the corresponding first ribs, and the keys pass through the second frame and the first frame in sequence to protrude above the frame set.