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.:
Date of Patent:
Dec. 14, 2010
Filed:
Nov. 19, 2007
Applicants:
Yusuke Imai, Toride, JP;
Taro Ikeda, Tokyo, JP;
Hiroto Koga, Abiko, JP;
Fumihiko Hirata, Toride, JP;
Inventors:
Yusuke Imai, Toride, JP;
Taro Ikeda, Tokyo, JP;
Hiroto Koga, Abiko, JP;
Fumihiko Hirata, Toride, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65H 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sheet feeding device blows air on a sheet stack supported on a tray, raises several sheets, attracts an uppermost sheet to an attraction conveying belt, and conveys the attracted sheet. The sheet feeding device includes a next-sheet detection mechanism for detecting the height of a second sheet subsequent to the uppermost sheet.