Image forming apparatus having suction holes formed in grooves of the paper supporting surface
US6729720B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 17, 2002 |
| Grant date | May 4, 2004 |
| Priority date | — |
| Expiry date | Jun 17, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J11/06
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An image forming apparatus has a paper support unit for supporting paper carried by a paper carrying unit and an image forming unit for forming an image on the paper, the support unit having a plural grooves formed in its paper support surface along the paper carrying direction and a plural suction holes formed in the groove, and positions of the suction holes in two adjacent grooves being staggered in the paper carrying direction. Alternatively, the support unit includes a first surface portion on which both ends of the paper in the paper widthwise direction are slid and a second surface portion on which an intermediate portion of the paper between the both ends is slid, a length of a paper sliding surface of the first surface portion along the paper carrying direction is set longer than that of the second surface portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.