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:
Feb. 27, 2018
Filed:
Oct. 31, 2016
Eisuke Shimizu, Tokyo, JP;
Kazuhiko Watanabe, Tokyo, JP;
Takaaki Tawada, Kanagawa, JP;
Yuu Sakakibara, Hokkaido, JP;
Eisuke Shimizu, Tokyo, JP;
Kazuhiko Watanabe, Tokyo, JP;
Takaaki Tawada, Kanagawa, JP;
Yuu Sakakibara, Hokkaido, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An elastic blade includes a contact edge to contact a contact object, an edge region including the contact edge, and a backup region different in at least one of material and physical property from the edge region and adjacent to the edge region on a cross section perpendicular to a direction in which the contact edge extends. The backup region is free of direct contact with the contact object. In the elastic blade, a converted elastic power X is from 57% to 90% and defined as