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:
Feb. 02, 2010
Filed:
Sep. 13, 2007
Seung-jun Lee, Suwon-si, KR;
Hwan-guem Kim, Seoul, KR;
Dong-jin Seol, Suwon-si, KR;
Dong-woo Lee, Seoul, KR;
Tae-gyu Kim, Hwaseong-si, KR;
Seung-jun Lee, Suwon-si, KR;
Hwan-guem Kim, Seoul, KR;
Dong-jin Seol, Suwon-si, KR;
Dong-woo Lee, Seoul, KR;
Tae-gyu Kim, Hwaseong-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A fixing unit which enables high-speed operation and miniaturization, and an image forming apparatus having the fixing unit, includes a heating member which is heated by a heat source, the heating member having a predetermined width; a rotating member to rotate in contact with the heating member; a driving member to rotate the rotating member; and a pressing member to press both sides of the heating member towards the driving member and to form a predetermined fixing nip between the rotating member and the driving member, wherein the heating member has a second moment of inertia which is set to maintain a fixing efficiency of 90% or more in a central portion of the heating member.