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 8844922 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 30, 2014

Filed:

May. 07, 2013
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Naoki Ishikawa, Kashiwa, JP;

Hitoshi Kato, Toride, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 9/00 (2006.01); B65H 7/10 (2006.01); B65H 9/10 (2006.01);
U.S. Cl.
CPC ...
B65H 7/10 (2013.01); B65H 9/00 (2013.01); B65H 9/101 (2013.01); B65H 2301/34 (2013.01); B65H 2301/3621 (2013.01);
Abstract

A sheet processing apparatus which enables a sheet to be stopped at a target position with precision even when the sheet is stopped by moving a heavy unit such as a shift unit. A drive unit moves a moving unit so as to move a sheet, which is being conveyed, in a direction perpendicular to a conveying direction of the sheet. An output unit detects movement of the moving unit and output a signal in synchronization with movement of the moving unit. A control unit issues a stop instruction to the drive unit based on a delay time from when a start instruction to the drive unit is issued until when the signal in synchronization with the movement of the drive unit is output, and a target moving amount required for the moving unit to move to a target position.


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