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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 11220410 B1

PDFFull Text
Date of Patent:
Jan. 11, 2022

Filed:

Jul. 15, 2019

Sheet suction device, sheet conveying device incorporating the sheet suction device, printer incorporating the sheet conveying device, and suction area switcher

Applicant:

Hiroaki Miyagawa, Kanagawa, JP;

Inventor:

Hiroaki Miyagawa, Kanagawa, JP;

Assignee:

RICOH COMPANY, LTD., Tokyo, JP;

Attorney:

Harness, Dickey & Pierce, P.L.C.

Primary Examiner:

Prasad V Gokhale

Int. Cl.
CPC ...
B65H 5/22 (2006.01); B65H 7/16 (2006.01); B65H 7/02 (2006.01);
U.S. Cl.
CPC ...
B65H 5/222 (2013.01); B65H 5/226 (2013.01); B65H 7/02 (2013.01); B65H 7/16 (2013.01); B65H 2406/33 (2013.01); B65H 2406/362 (2013.01);
Abstract

A sheet suction device includes a sheet carrier, a suction unit, and a rotary body. The sheet carrier has a carrying region. The carrying region includes a plurality of suction openings. The sheet carrier is configured to rotate while holding a sheet. The suction unit is configured to communicate with the plurality of suction openings and suck air via the plurality of suction openings. The rotary body is disposed between the plurality of suction openings and the suction unit. The rotary body is configured to rotate to change a number of suction openings that communicate with the suction unit, among the plurality of suction openings of the sheet carrier.

Find Patent Forward Citations

Miyagawa, Hiroaki. (2022). Sheet suction device, sheet conveying device incorporating the sheet suction device, printer incorporating the sheet conveying device, and suction area switcher (U.S. Patent No. 11220410). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11220410

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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