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:
Jan. 17, 2017
Filed:
Oct. 27, 2015
Canon Kabushiki Kaisha, Tokyo, JP;
Shingo Ito, Tokyo, JP;
Kenji Karashima, Tokyo, JP;
Masaya Kawada, Abiko, JP;
Tomohiro Tanoue, Yokohama, JP;
Masahiro Watabe, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
To provide a cleaning blade having an elastic body portion containing urethane rubber and a support member supporting the elastic body portion. A free end portion of the elastic body has a first region in which the Young's modulus gradually decreases in the depth direction from the principal surface facing the surface of the member to be cleaned on the edge face side and a second region in which the Young's modulus does not vary in the depth direction from the principal surface on the side closer to the support member relative to the first region.