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 8571452 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 29, 2013

Filed:

Jul. 08, 2009
Applicants:

Takashi Seto, Yokohama, JP;

Takashi Fujita, Yokohama, JP;

Atsushi Nagata, Atsugi, JP;

Hiromitsu Takagaki, Yokohama, JP;

Inventors:

Takashi Seto, Yokohama, JP;

Takashi Fujita, Yokohama, JP;

Atsushi Nagata, Atsugi, JP;

Hiromitsu Takagaki, Yokohama, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/16 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A transfer and fixing device as means for heating a recording medium prior to transfer and fixing, without risk of fire, superior in energy efficiency, and able to stably heat irrespective of the thickness of the recording medium; and an imaging forming apparatus comprising such a transfer and fixing device comprising: a transfer and fixing member by which an image is transferred; a pressurizing member that forms a nip by pressure contact with the transfer and fixing member and pressurizes and fixes the image on the recording medium that passes through the aforementioned nip; a radiant heat source that is arranged on the upstream side of the nip in the direction of transport of the recording medium; and a thermoconductive member that is heated by the radiant heat source and heats the recording medium when in contact, wherein a radiant heat region is provided, between the nip and the thermoconductive member, where the recording medium is heated by radiant heat from the radiant heat source.


Find Patent Forward Citations

Seto, Takashi. (2013). Transfer and fixing device using radiant heating and image forming apparatus using same (U.S. Patent No. 8571452). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8571452

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