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:
Aug. 18, 2009
Filed:
Mar. 17, 2005
Ichiro Sasaki, Toride, JP;
Keizo Isemura, Koganei, JP;
Mitsuhiko Sato, Kashiwa, JP;
Naohisa Nagata, Moriya, JP;
Akinobu Nishikata, Kashiwa, JP;
Hidenori Sunada, Toride, JP;
Ichiro Sasaki, Toride, JP;
Keizo Isemura, Koganei, JP;
Mitsuhiko Sato, Kashiwa, JP;
Naohisa Nagata, Moriya, JP;
Akinobu Nishikata, Kashiwa, JP;
Hidenori Sunada, Toride, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A sheet feeding apparatus provided with a fan for blowing air against sheets stacked on a sheet tray, a position detecting sensor for detecting the position of the sheets floated up by the fan, and a tray lifting and lowering mechanism for lifting and lowering the sheet tray. The tray lifting and lowering mechanism is controlled on the basis of a result of detection by the position detecting sensor.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile