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. 19, 2016
Filed:
Feb. 18, 2015
Hiromi Sakaguchi, Kanagawa, JP;
Shinji Nohsho, Tokyo, JP;
Masahiro Ohmori, Kanagawa, JP;
Yohta Sakon, Kanagawa, JP;
Masanobu Gondoh, Kanagawa, JP;
Shohei Gohda, Kanagawa, JP;
Kaori Toyama, Kanagawa, JP;
Hiromi Sakaguchi, Kanagawa, JP;
Shinji Nohsho, Tokyo, JP;
Masahiro Ohmori, Kanagawa, JP;
Yohta Sakon, Kanagawa, JP;
Masanobu Gondoh, Kanagawa, JP;
Shohei Gohda, Kanagawa, JP;
Kaori Toyama, Kanagawa, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
A cleaning blade cleaning the surface of an object includes a rigid holder; and a strip-shaped elastic body fixed on the holder, including a tip ridgeline contacting the surface of the object. The elastic body has a length (L) projecting from the holder not less than 4 mm, a Martens hardness of from 1.0 to 10.0 N/mmfrom the tip ridgeline to the middle (L/2) thereof, and a Martens hardness of from 0.3 to 0.8 N/mmfrom the middle (L/2) thereof.