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. 08, 2014
Filed:
Jul. 20, 2011
Tetsuya Katsuta, Chiba, JP;
Tetsuya Katsuta, Chiba, JP;
Mitsubishi Steel Mfg. Co., Ltd., Tokyo, JP;
Abstract
An opening and closing device includes a fixed frame including a shaft receiving part and fixed to a first housing, a movable plate configured to be rotationally movable relative to the fixed frame, a slide plate configured to be slidable relative to the movable plate and fixed to a second housing, multiple arms of the same length provided between the shaft receiving part and the movable plate to have respective one ends received by the shaft receiving part and respective other ends received by the movable plate, and a slide mechanism configured to cause the slide plate to slide relative to the movable plate. The slide plate is caused to slide relative to the movable plate by the slide mechanism and the movable plate rotates relative to the fixed frame with turns of the arms, so that the second housing moves between a closed position and an open position.