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. 31, 2004
Filed:
Jul. 23, 2002
Applicant:
Inventor:
Hidekazu Amamoto, Iwatsuki, JP;
Assignee:
Fuji Xerox Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65H 1/18 ;
U.S. Cl.
CPC ...
B65H 1/18 ;
Abstract
A sheet feeder has a sheet tray for storing sheets, a moving bottom plate being disposed on the bottom of the sheet tray for stacking the sheets, the moving bottom plate being elastically urged by an elastic member, a sheet delivery unit having a sheet delivery member being placed in contact with the sheet stored in the sheet tray for delivering the sheets in order from the top through the sheet delivery member, and an interlock mechanism for regulating a move of the moving bottom plate in response to the sheet stack amount so as to keep constant the contact relationship between the top sheet position of the sheets stored in the sheet tray and the sheet delivery member.