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. 17, 2018
Filed:
Aug. 28, 2015
Bridgestone Corporation, Tokyo, JP;
Yusuke Fujisawa, Tokyo, JP;
BRIDGESTONE CORPORATION, Tokyo, JP;
Abstract
Provided is a roller, in particular a conductive roller, capable of suppressing generation of cut debris from a cut surface of an end part of a foam layer in the roller axial direction over a long period of time, and an image forming device using the roller. A roller includes a shaft, a foam layerand at least one film layersequentially provided on the outer periphery of the shaft. Both end parts in the roller axial direction of the foam layer and the film layer are cut, a filler layeris provided on the cut surface of the cut foam layer and the cut film layer, at least the cut surface of the foam layer is covered with the filler layer, and the filler layer contains a water-based urethane resin.