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:
Jan. 09, 1996
Filed:
Apr. 21, 1995
Takashi Hosoi, Tokyo, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
A portable electronic apparatus has a bottom case and a cover. The bottom case has a bottom wall and an opening that opposes the bottom wall. A printed circuit board is disposed in the bottom case. The cover has a keyboard unit and is removably attached to the case so as to cover the opening portion. The keyboard unit has a main body having an under side, a shielding plate and a film member. The shielding plate is fixed to the under side and shields the electromagnetic noise produced by the keyboard unit. The film member has a circuit pattern disposed thereon and is disposed between the under side and the shielding plate. The apparatus is able to secure the cover to the case. The cover may have a fixing portion, and the apparatus may have screws for securing the fixing portion. A keyboard frame surrounds the keyboard unit and is detachably connected to the bottom case and the cover. Finally, the keyboard unit may be detachable from the cover.