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:
Mar. 24, 2015

Filed:

Apr. 14, 2014
Applicant:

Kyocera Document Solutions Inc., Osaka, JP;

Inventor:

Masaaki Maruta, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 9/00 (2006.01); B65H 7/14 (2006.01); B65H 7/20 (2006.01); B65H 5/06 (2006.01);
U.S. Cl.
CPC ...
B65H 7/20 (2013.01); B65H 5/062 (2013.01); B65H 9/00 (2013.01); B65H 7/14 (2013.01);
Abstract

A sheet conveyor device includes a registration roller, an intermediate roller, a first sheet detection section, a first drive controller, a second drive controller, and a third drive controller. The registration roller conveys a sheet toward an image forming section for image formation. The intermediate roller conveys the sheet toward the registration roller. The first sheet detection section is used for optically detecting the sheet between the registration roller and the intermediate roller. The first drive controller drives the intermediate roller, while suspending driving of the registration roller. The second drive controller drives the registration roller when a predetermined conveyance wait period elapses from detection of a sheet by the first sheet detection section. The third drive controller drives the registration roller when a predetermined forced conveyance period elapses from a start of conveyance of the sheet loaded on a sheet loading section.


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