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:
Mar. 13, 2018
Filed:
Oct. 26, 2016
Applicant:
Konica Minolta, Inc., Tokyo, JP;
Inventors:
Assignee:
KONICA MINOLTA, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 3/02 (2006.01); B65H 3/12 (2006.01); B65H 1/04 (2006.01); B65H 3/04 (2006.01); B65H 3/48 (2006.01); G03G 15/00 (2006.01); B65H 3/56 (2006.01); B65H 3/60 (2006.01);
U.S. Cl.
CPC ...
B65H 3/02 (2013.01); B65H 1/04 (2013.01); B65H 3/047 (2013.01); B65H 3/126 (2013.01); B65H 3/128 (2013.01); B65H 3/48 (2013.01); B65H 3/56 (2013.01); B65H 3/60 (2013.01); G03G 15/6511 (2013.01); G03G 15/6529 (2013.01); B65H 2403/512 (2013.01); B65H 2404/52131 (2013.01); B65H 2404/563 (2013.01); B65H 2405/1134 (2013.01);
Abstract
A sheet feeder device includes: a sheet feed tray configured to store a sheet stack formed with a plurality of paper sheets; an elastic member capable of expanding and contracting; a contact mechanism configured to bring the elastic member into contact with an edge of the sheet stack; an expansion mechanism configured to expand the elastic member in a direction of stacking of the paper sheets; and a control unit configured to cause the expansion mechanism to expand the elastic member while the elastic member is kept in contact with the edge of the sheet stack by the contact mechanism.