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.:

US 8682225 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 25, 2014

Filed:

Oct. 13, 2011
Applicant:

Naritoshi Takamatsu, Kyoto, JP;

Inventor:

Naritoshi Takamatsu, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus includes: a photosensitive drum; a toner cartridge; and a developing unit that forms a toner image by visualizing a latent image formed on the photosensitive drum. The developing unit includes a feed opening through which toner is supplied from the toner cartridge, and a paddle that agitates toner supplied through the feed opening and feeds the toner in a direction of the photosensitive drum. The feed opening has an opening length shorter than a length in a direction of a rotary axis of the paddle, and the paddle includes a toner guide that diffuses the toner in the direction of the rotary axis of the paddle.


Find Patent Forward Citations

Takamatsu, Naritoshi. (2014). Image forming apparatus with paddle that agitates toner supplied through feed opening (U.S. Patent No. 8682225). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8682225

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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