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:
Dec. 13, 2011
Filed:
Jan. 19, 2011
Applicant:
Wei-hsun Hsu, Taipei, TW;
Inventor:
Wei-Hsun Hsu, Taipei, TW;
Assignee:
Primax Electronics Ltd., Taipei, TW;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B65H 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An automatic document feeder includes an outer casing, an upper cover, a first pressing roller set and a separating device. The first pressing roller set is installed in a receiving member, which is arranged at a terminal side of the outer casing. The first pressing roller set includes a first rotating shaft and a first pressing roller. The separating device is sheathed around the first rotating shaft and exposed outside the receiving member. When the upper cover is opened, the upper cover is contacted with the separating device, so that the separating device is moved to shift the first rotating shaft.