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:
Jan. 26, 2016

Filed:

Jan. 02, 2014
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Emi Machii, Izu, JP;

Koji Kawamura, Susono, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 3/52 (2006.01); B65H 3/56 (2006.01); B65H 3/66 (2006.01); B65H 5/06 (2006.01);
U.S. Cl.
CPC ...
B65H 3/5261 (2013.01); B65H 3/56 (2013.01); B65H 3/66 (2013.01); B65H 5/068 (2013.01); B65H 2402/31 (2013.01); B65H 2402/32 (2013.01); B65H 2404/1341 (2013.01);
Abstract

Disclosed are a sheet feeding apparatus and an image forming apparatus capable of reliably separating and feeding sheets one by one without delay and damage to a sheet for a high speed of a printer or the like. A sheet feeding portion has a nip guide member having a sloped guide surface sloped so as to guide a leading end of a sheet to a separation nip portion such that a guide leading-end is biased to a feed roller with a predetermined distance from the feed roller. A support member supports the nip guide member not to recede from the feed roller when a thickness of a sheet bundle bumping into the sloped guide surface is smaller than a predetermined distance between the feed roller and the guide leading-end and supports the nip guide member to recede from the feed roller when the thickness is larger than the predetermined distance.


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