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:
Jun. 11, 2019
Filed:
Feb. 14, 2018
Toshihiro Okutsu, Kanagawa, JP;
Takashi Fukumoto, Kanagawa, JP;
Masaki Ishizaki, Kanagawa, JP;
Tatsuya Sugawara, Kanagawa, JP;
Sachika Tamaki, Kanagawa, JP;
Hideaki Takahashi, Kanagawa, JP;
Hidetoshi Kojima, Kanagawa, JP;
Yohsuke Takamiya, Kanagawa, JP;
Toshihiro Okutsu, Kanagawa, JP;
Takashi Fukumoto, Kanagawa, JP;
Masaki Ishizaki, Kanagawa, JP;
Tatsuya Sugawara, Kanagawa, JP;
Sachika Tamaki, Kanagawa, JP;
Hideaki Takahashi, Kanagawa, JP;
Hidetoshi Kojima, Kanagawa, JP;
Yohsuke Takamiya, Kanagawa, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
A sheet feeding device, which is included in an image forming apparatus and an image forming system, includes a sheet loader, an air drawing body, an attracting and conveying device, an air duct and a blocking device. The sheet loader is a device on which a bundle of sheets is loaded. The air drawing body is configured to generate suction air. The attracting and conveying device is configured to attract a sheet on top of the bundle of sheets by the suction air and convey the sheet. The air duct is configured to intake the suction air drawn by the air drawing body, to the attracting and conveying device. The blocking device is configured to block the suction air in the air duct.