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:
Nov. 24, 2015

Filed:

Jul. 24, 2014
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Jun Nakamura, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 9/04 (2006.01); B65H 5/06 (2006.01); B65H 9/06 (2006.01); B65H 5/36 (2006.01); B65H 9/00 (2006.01);
U.S. Cl.
CPC ...
B65H 5/062 (2013.01); B65H 5/36 (2013.01); B65H 9/004 (2013.01); B65H 9/06 (2013.01); B65H 2301/331 (2013.01); B65H 2403/512 (2013.01); B65H 2404/722 (2013.01);
Abstract

A sheet conveying unit includes a shutter portion including an abutting portion correcting a skew of a sheet by abutting against a front end of the sheet at a standby position upstream in a sheet conveying direction of a nip of the conveying roller pair, and a bias portion biasing the shutter portion such that the abutting portion is positioned at the standby position. The bias portion is configured such that a rate of increase of a bias force applied from the bias portion to the shutter portion during when the abutting portion is turned from the standby position to a nip position where the sheet is nipped by the conveying roller pair is smaller than a rate of increase of the bias force during when the abutting portion turns by being pushed by the sheet nipped by the conveying roller pair from the nip position.


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