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. 03, 2009
Filed:
Jun. 24, 2004
Applicant:
Hiroyuki Nagao, Nara, JP;
Inventor:
Hiroyuki Nagao, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65H 3/52 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sheet feeder feeds sheets fed from a document tray one by one. The sheet feeder includes a document tray () configured to accommodate therein a stack of sheets; a pickup roller (R) configured to contact the stack of sheets and feed the sheets toward a feed path; and a feed roller (R) and a reverse roller (R) which are located downstream of the pickup roller (R), the reverse roller (R) including an inner sponge member (SP) having an outer periphery formed with a coating layer (Ct) having a surface smoothed to such an extent as to have a gloss.