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.

Date of Patent:
Nov. 20, 2018

Filed:

Feb. 13, 2018
Applicant:

Fuji Xerox Co., Ltd., Tokyo, JP;

Inventors:

Masahiro Uchida, Kanagawa, JP;

Masataka Kuribayashi, Kanagawa, JP;

Takafumi Koide, Kanagawa, JP;

Yusuke Fukuda, Kanagawa, JP;

Katsuyuki Kitajima, Kanagawa, JP;

Satomi Hara, Kanagawa, JP;

Kana Yoshida, Kanagawa, JP;

Koji Funaba, Kanagawa, JP;

Assignee:

FUJI XEROX CO., LTD., Minato-ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01); G03G 9/087 (2006.01); G03G 9/08 (2006.01);
U.S. Cl.
CPC ...
G03G 15/2089 (2013.01); G03G 9/0819 (2013.01); G03G 9/0827 (2013.01); G03G 9/08711 (2013.01); G03G 9/08755 (2013.01); G03G 9/08784 (2013.01); G03G 15/20 (2013.01); G03G 15/2053 (2013.01); G03G 2215/2019 (2013.01); G03G 2215/2025 (2013.01); G03G 2215/2032 (2013.01);
Abstract

An image forming apparatus includes a fixing unit including a fixing belt, a pressurizing rotator that forms a nip portion between the fixing belt and the pressurizing rotator by pressurizing an outer peripheral surface of the fixing belt, a first heating rotator that is provided so as to contact an inner peripheral surface of the fixing belt in the nip portion and heats the fixing belt, and a second heating unit that heats the fixing belt separately from the first heating rotator, wherein a toner to be used has physical properties described in the specification and includes an amorphous resin, a crystalline resin, and paraffin wax having a melting temperature of 60° C. to 80° C., and an absolute value of a difference in a melting temperature between the crystalline resin and the paraffin wax is 10° C. or less.


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