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. 23, 2002
Filed:
Oct. 06, 2000
Hideo Kawamoto, Tokyo, JP;
Kazuo Kishino, Kanagawa, JP;
Masaaki Takahashi, Saitama, JP;
Jiro Ishizuka, Shizuoka, JP;
Osamu Sotome, Kanagawa, JP;
Yuji Kitano, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An oil coating roller is provided which has superior releasing properties and will not abrade an edge portion of an oil control blade. In the oil coating roller having a topmost exterior layer composed of a silicone rubber layer, the silicone rubber layer contains 0 to 0.5 part by weight of an inorganic filler having a predetermined average particle diameter to 100 parts by weight of a silicone rubber, and the tensile strength of the silicone rubber layer is 1.0 MPa or more. In addition, the surface roughness (Rz) of the silicone rubber layer is 0.5 to 20 &mgr;m.