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. 12, 2016
Filed:
Jun. 04, 2015
Applicants:
Eisuke Shimizu, Kanagawa, JP;
Kazuhiko Watanabe, Tokyo, JP;
Takaaki Tawada, Kanagawa, JP;
Hisashi Kikuchi, Kanagawa, JP;
Inventors:
Eisuke Shimizu, Kanagawa, JP;
Kazuhiko Watanabe, Tokyo, JP;
Takaaki Tawada, Kanagawa, JP;
Hisashi Kikuchi, Kanagawa, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/02 (2006.01); G03G 21/00 (2006.01);
U.S. Cl.
CPC ...
G03G 21/0017 (2013.01);
Abstract
A blade includes an elastic member including a tip ridgeline to contact the surface of a member to contact. The tip ridgeline includes an impregnation layer impregnated with a cured compound comprising an acrylate or methacrylate compound having an alicyclic structure including 6 or more carbon atoms in its molecule, and has an elastic power in the range of 50% to 80%.