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:
Sep. 11, 2012
Filed:
Jun. 30, 2009
Jin Min Chung, Yongin-si, KR;
Jin Min Chung, Yongin-si, KR;
SAMSUNG Electronics Co., Ltd., Suwon-si, KR;
Abstract
Disclosed are an automatic document feeder capable of moving a pickup device between a standby position and a pickup position and carrying out a document pickup operation by using a single driving source, an image reading device having the same and an image forming apparatus having the same. The automatic document feeder includes a pickup device, a lifting device and a pickup driving device. The pickup device includes a pickup roller to pick up a document sheet. The lifting device moves the pickup device between a standby position and a pickup position. The pickup driving device includes a pickup motor to rotate in a first direction and a second direction. The pickup motor drives the pickup roller by rotating in the first direction, and drives the lifting device by rotating in the second direction.