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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 5146270 B1

PDFFull Text
Date of Patent:
Sep. 08, 1992

Filed:

Apr. 16, 1991

Color image forming apparatus having interchangeable image forming

Applicant:
Inventors:

Shunji Matsuo, Hachioji, JP;

Sizuo Morita, Hachioji, JP;

Satoshi Haneda, Hachioji, JP;

Masakazu Fukuchi, Hachioji, JP;

Hisashi Shoji, Hachioji, JP;

Assignee:

Konica Corporation, Tokyo, JP;

Attorney:

Frishauf, Holtz, Goodman & Woodward

Primary Examiner:

A T Grimley

Assistant Examiner:

T A Dang

Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355200 ; 355210 ; 355271 ; 355277 ; 355298 ;
Abstract

A color image forming apparatus wherein an image retainer and a transfer member are arranged unitarily in a process cartridge, the process cartridge being formed so that it can be inserted into and withdrawn from an apparatus body having a pluralilty of developing devices. The process cartridge has a cleaning device and a transfer member, and the apparatus body has a device for recovering waste toner. The waste toner scraped off from a surface of the image retainer by the cleaning device is recovered into a hollow in the transfer member.

Find Patent Forward Citations

Matsuo, Shunji. (1992). Color image forming apparatus having interchangeable image forming (U.S. Patent No. 5146270). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5146270

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

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