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:
Jul. 15, 2025
Filed:
Apr. 26, 2023
Canon Kabushiki Kaisha, Tokyo, JP;
Isao Kannari, Saitama, JP;
Hiroshi Saito, Ibaraki, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A sheet feeding apparatus includes a tray configured to support a sheet, a lifting unit configured to raise and lower the tray, an air blowing unit configured to blow air to a side edge of the sheet supported by the tray to float the sheet, an attraction and conveyance unit configured to execute a feeding operation of attracting and feeding the floated sheet, an upper surface detection unit configured to detect a lower state where an upper surface of the sheet is below a detection position, and a control unit configured to control the lifting unit and the attraction and conveyance unit. The control unit is configured to execute a mode in which the tray is raised by the lifting unit for a second time longer than a first time in which the lower state is detected.