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. 07, 1997
Filed:
Aug. 17, 1994
Keizo Ohgami, Tokyo, JP;
Kazuyuki Matsuda, Tokyo, JP;
Takaichi Kobayashi, Tokyo, JP;
Kazuya Shibasaki, Tokyo, JP;
Hiroshi Nakamura, Tokyo, JP;
Shigeru Sekine, Tokyo, JP;
Hironori Ito, Tokyo, JP;
Kenichi Ishikawa, Tokyo, JP;
Tadamichi Shimohira, Tokyo, JP;
Moriya Gibo, Ichikawa, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
An electronic system includes an electronic apparatus body and an external expansion unit. The electronic apparatus body has a bottom surface and a rear surface. A first connector is arranged on the rear surface. The external expansion unit has a first surface opposing the bottom surface, and a second surface opposing the rear surface. The external expansion unit has a second connector which is detachably connected to the first connector. The external expansion unit has an engaging device. The engaging device is movable between the first position where the engaging device is separated from the bottom surface and the second position where the engaging device is engaged with the bottom surface to pull the electronic apparatus body toward the second surface. The external expansion unit has an operation mechanism for selectively moving the engaging device to the first and second positions.