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:
Jul. 19, 2005
Filed:
Jun. 23, 2003
Isao Mochizuki, Gifu-ken, JP;
Takeyuki Takagi, Nagoya, JP;
Isao Mochizuki, Gifu-ken, JP;
Takeyuki Takagi, Nagoya, JP;
Brother Kogyo Kabushiki Kaisha, Nagoya, JP;
Abstract
A foldable keyboard includes first, second, and third keyboard units U, U, and Uwhich are rotatably connected with one another by means of main links () and () disposed on side end surfaces of each unit. The first and second units Uand Uare rotatably connected by means of an auxiliary link () parallel to the main link (), and the second and third units Uand Uare rotatably connected by means of an auxiliary link () parallel to the main link (). The first unit Uis formed with recesses () at four corners of a peripheral wall member () and the second unit Uis formed with projections () at four corners of an undersurface of the second unit Uso that the projections () are received in the recesses () when the first, second, and third units U, U, and Uare disposed (stacked) one upon another into a folded state.