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:
Aug. 23, 2016

Filed:

Jun. 01, 2015
Applicants:

Keisuke Ikeda, Kanagawa, JP;

Satoshi Okano, Kanagawa, JP;

Tomoyasu Hirasawa, Kanagawa, JP;

Masanori Saitoh, Tokyo, JP;

Takehara Kenichi, Kanagawa, JP;

Hiromitsu Fujiya, Kanagawa, JP;

Inventors:

Keisuke Ikeda, Kanagawa, JP;

Satoshi Okano, Kanagawa, JP;

Tomoyasu Hirasawa, Kanagawa, JP;

Masanori Saitoh, Tokyo, JP;

Takehara Kenichi, Kanagawa, JP;

Hiromitsu Fujiya, Kanagawa, JP;

Assignee:

RICOH COMPANY, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 21/00 (2006.01); G03G 15/20 (2006.01); G03G 15/01 (2006.01); G03G 21/20 (2006.01);
U.S. Cl.
CPC ...
G03G 15/2021 (2013.01); G03G 15/0189 (2013.01); G03G 15/2017 (2013.01); G03G 21/206 (2013.01); G03G 2215/0129 (2013.01);
Abstract

A cooling device including at least two cooling members to cool a recording medium passing thereover, a coolant circulation unit to circulate a coolant, and tubing that connects the coolant circulation unit to the cooling members and through which the coolant circulates. Each of the cooling members includes a heat-absorbing surface that directly contacts the recording medium or indirectly contacts the recording medium via a thermal transmission member, an internal channel provided within each of the cooling members through which the coolant circulates, and a channel inlet and outlet formed at downstream and upstream ends of each of the cooling members in a direction of conveyance of the recording medium, respectively. One of an interval and a thermal insulator is provided between the cooling members.


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