公开(公告)号：US10017339B2

公开(公告)日：2018-07-10

申请号：US15160176

申请日：2016-05-20

Applicant: S-PRINTING SOLUTION CO., LTD.

Inventor： Ji-hoon Woo

IPC: B65H3/06 ,  G03G15/00

CPC classification number: B65H3/0684 ,  B65H3/0669 ,  B65H2405/324 ,  G03G15/6511 ,  G03G15/6529

Abstract: A paper feeding apparatus of an image forming apparatus is provided. The paper feeding apparatus includes a pickup unit configured to rotate about a first axis, a swing member configured to rotate about a second axis, and to move the pickup unit from a contact location to a separation location by pressing the pickup unit, an elastic member configured to provide an elastic force to the swing member, and a rotation limiter configured to limit a rotation angle at which the swing member rotates, wherein a momentum of the swing member is less than a momentum of the pickup unit, while the swing member presses the pickup unit and rotates.