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. 03, 2010
Filed:
Sep. 09, 2004
Seung-kyoon Noh, Seoul, KR;
Seung-Kyoon Noh, Seoul, KR;
KRDC Co., Ltd., Seoul, KR;
Gradco (Japan) Ltd., Tokyo, JP;
Abstract
A sheet feeding apparatus with a buffer system is disclosed, in which a sheet feeding drum has a certain rotational speed regardless of the size of the sheet to feed a plurality of sheets to a sheet finisher and eject the sheets after exactly aligning them. The sheet feeding apparatus includes sheet feeding gripsandprovided on the outside of a sheet feeding drumat certain intervals, and a sheet feeding grip controller (cam)allowing the sheet feeding grips to selectively grip the sheets moving through the outside of the sheet feeding drum. The sheets gripped by the sheet feeding grips are buffered by the end fence and are ejected to a sheet finisher through a sheet ejection path when the end fence is opened. The sheet feeding drumincludes a plurality of support rings, andarranged at certain intervals, sheet feeding rollersandrespectively formed among the support rings, and a central shaftfixing the support rings and the rollers, the sheet feeding grips being provided in the support rings.