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. 11, 2015

Filed:

Apr. 15, 2013
Applicants:

Takashi Saito, Kanagawa, JP;

Katsuhiro Kosuge, Kanagawa, JP;

Shingo Matsushita, Tokyo, JP;

Yuusuke Shibasaki, Kanagawa, JP;

Satoshi Saito, Kanagawa, JP;

Makoto Hidaka, Tokyo, JP;

Akihiro Musha, Kanagawa, JP;

Takuya Morinaga, Tokyo, JP;

Ikuhisa Okamoto, Kanagawa, JP;

Shohichi Satoh, Kanagawa, JP;

Nobuyoshi Suzuki, Tokyo, JP;

Inventors:

Takashi Saito, Kanagawa, JP;

Katsuhiro Kosuge, Kanagawa, JP;

Shingo Matsushita, Tokyo, JP;

Yuusuke Shibasaki, Kanagawa, JP;

Satoshi Saito, Kanagawa, JP;

Makoto Hidaka, Tokyo, JP;

Akihiro Musha, Kanagawa, JP;

Takuya Morinaga, Tokyo, JP;

Ikuhisa Okamoto, Kanagawa, JP;

Shohichi Satoh, Kanagawa, JP;

Nobuyoshi Suzuki, Tokyo, JP;

Assignee:

RICOH COMPANY, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 37/04 (2006.01); B65H 39/00 (2006.01); B42C 1/12 (2006.01); B65H 29/58 (2006.01); B65H 31/26 (2006.01); B65H 39/10 (2006.01);
U.S. Cl.
CPC ...
B65H 39/00 (2013.01); B42C 1/12 (2013.01); B65H 29/58 (2013.01); B65H 31/26 (2013.01); B65H 39/10 (2013.01); B65H 2405/57 (2013.01); B65H 2511/20 (2013.01); B65H 2513/41 (2013.01); B65H 2701/1313 (2013.01);
Abstract

A sheet processing apparatus includes a conveyance unit to transport a sheet bundle including multiple sheets in a sheet conveyance direction and a binding device including a clamping unit. The clamping unit includes multiple projections and multiple recesses to engage the respective projections to clamp the sheet bundle inserted therebetween. At least one of the multiple projections includes an inclined portion facing a sheet conveyance direction, and an inclination of the inclined portion is 45 degrees or smaller relative to a face parallel to the sheet conveyance direction.


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