Sheet processing apparatus and image forming apparatus
US7726638B2 · kind B2 · utility
10Cited by
4References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 20, 2006 |
| Grant date | Jun 1, 2010 |
| Priority date | — |
| Expiry date | Feb 1, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2515/30
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Provided is a sheet processing apparatus for performing a bookbinding process by folding a sheet stack, including: a folding roller pair including a first roller and a second roller brought into press contact with the first roller to be contacted/separated with/from the first roller, for conveying the sheet stack while folding the sheet stack; a plurality of urging members capable of urging the second roller in a direction of the first roller; and an urging mechanism for changing a number of the urging members for urging the second roller according to a thickness of the sheet stack to be folded.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.