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 8406670 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 26, 2013

Filed:

Oct. 02, 2009
Applicants:

Hideo Izawa, Sakura, JP;

Junichi Setoyama, Yachimata, JP;

Kouichi Ooyama, Daisen, JP;

Kotaro Harada, Ichikawa, JP;

Inventors:

Hideo Izawa, Sakura, JP;

Junichi Setoyama, Yachimata, JP;

Kouichi Ooyama, Daisen, JP;

Kotaro Harada, Ichikawa, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01); G03G 13/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A toner fixing apparatus characterized by provision of a provisional fixing portion provided with a provisional fixing component having an infrared heater irradiating infrared radiation onto a printed surface of the web and a main fixing portion provided downstream in the web flow in the provisional fixing portion and nipping the web with heat rollers performing a main fixing operation or having a plurality of main fixing units. According to this invention, a toner fixing apparatus and an electrophotographic printing device including the toner fixing apparatus are provided which display excellent fixing properties during multicolor image formation, excellent heating efficiency and excellent economy with respect to installation space.


Find Patent Forward Citations

Izawa, Hideo. (2013). Toner fixing apparatus and electrophotographic printing device (U.S. Patent No. 8406670). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8406670

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