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 7421236 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 02, 2008

Filed:

Jul. 11, 2006
Applicants:

Jae-hyeok Jang, Seoul, KR;

Dong-kyun Kang, Suwon-si, KR;

Seung-jun Lee, Suwon-si, KR;

Inventors:

Jae-hyeok Jang, Seoul, KR;

Dong-kyun Kang, Suwon-si, KR;

Seung-jun Lee, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A fixing unit, and an image forming apparatus having the fixing unit. The fixing unit includes a heat roller including a heat source therein, one or more pressing rollers in close contact with the heat roller, an elastic body to elastically apply pressure on both ends of the one or more pressing rollers with respect to the heat roller, a backup member to contact a central portion of the one or more pressing rollers and to apply pressure to the central portion in a longitudinal direction of the one or more pressing rollers, and a backup elastic body to elastically press the backup member towards the heat roller.


Find Patent Forward Citations

Jang, Jae-hyeok. (2008). Fixing unit including backup pressure members and image forming apparatus having the same (U.S. Patent No. 7421236). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7421236

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

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