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:
Apr. 29, 2014
Filed:
Jan. 12, 2009
Yutaka Koyama, Tachikawa, JP;
Yasuhiko Kawasaki, Hino, JP;
Yutaka Koyama, Tachikawa, JP;
Yasuhiko Kawasaki, Hino, JP;
NEC Corporation, Tokyo, JP;
Abstract
A coupling device for coupling a first casing and a second casing in a movable manner, comprising a first coupling member provided at the first casing, a second coupling member provided at the second casing, and coupled to the first coupling member in such a way that the first casing and the second casing move relative to each other, and a cleaning mechanism that cleans a clearance between the first casing and the second casing or the second coupling member. The cleaning mechanism has a wiper blade that moves in the clearance with movement of the casings, air injection means that injects air to the clearance, and/or a hinge cover that is displaceable within the clearance.