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:
Nov. 05, 2019
Filed:
Aug. 28, 2018
Canon Kabushiki Kaisha, Tokyo, JP;
Tatsuro Harada, Mishima, JP;
Osamu Anan, Susono, JP;
Teruhiko Sasaki, Mishima, JP;
Ryoji Kusudo, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A cartridge attachable to a main body of an image forming apparatus, the cartridge including a developer bearing member, a frame supporting the developer bearing member, a developing blade including a regulating member and a support member, and a collecting member. The collecting member includes a containing portion. The collecting member includes an opening opposing the developer bearing member. The containing portion extends in a rotational axis direction of the developer bearing member, and a sectional area of a longitudinal end portion area of the containing portion, orthogonal to the rotational axis direction, corresponding to a longitudinal end portion of the developer bearing member is larger than that of a longitudinal middle portion area of the containing portion.