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 9291951 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 22, 2016

Filed:

May. 19, 2014
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Sang Bum Woo, Yongin-si, KR;

Sung Dae Kim, Suwon-si, KR;

Soo Yong Kim, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/16 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/1605 (2013.01); G03G 15/1685 (2013.01); G03G 15/5058 (2013.01);
Abstract

Disclosed herein is an image forming apparatus that has a developing unit, an intermediate transfer body, and a transfer roller and may prevent contamination of the transfer roller and a printing medium by the toner remaining in a test pattern forming area of the intermediate transfer body. The image forming apparatus includes a developing unit to allow an image to be formed by a developing agent, an intermediate transfer body provided with an image forming area and a test pattern forming area, the image being transferred from the developing unit to the image forming area and the test pattern forming area, and a transfer roller allowing the image to be transferred from the image forming area to a printing medium, wherein a maximum transfer length of the transfer roller is less than a maximum image forming length of the developing unit.


Find Patent Forward Citations

Woo, Sang. (2016). Image forming apparatus having developing unit (U.S. Patent No. 9291951). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9291951

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

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