Sheet feeding apparatus and image forming apparatus
US8246039B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 23, 2009 |
| Grant date | Aug 21, 2012 |
| Priority date | — |
| Expiry date | Nov 1, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2801/06
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention provides a sheet feeding apparatus and an image forming apparatus in which generation of a hollow at a separation roller can be prevented.A sheet separating and feeding portion 132 which separates and feeds sheets S one by one sent by a pickup roller 129 includes a feed roller 130 and a retard roller 131 which is arranged rotatably in the direction opposite to a sheet feeding direction and which is capable of rotating along with a rotation of the feed roller 130 while being press-contacted to the feed roller 130. Then, the feed roller 130 is rotated by a predetermined amount so as to rotate the retard roller 131 via the sheet S after job completion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.