Contact-free sheet guidance device in a sheet-fed printing press
US5836247A · kind A · utility
7Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 3, 1997 |
| Grant date | Nov 17, 1998 |
| Priority date | — |
| Expiry date | Sep 3, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2406/00
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A contact-free sheet guidance device in a sheet-fed printing press, having a sheet guiding surface, includes at least one blast air nozzle formed in the sheet guiding surface and having a cross section directed obliquely downwardly with respect to the sheet guiding surface, the sheet guiding surface being formed with an opening for an air outlet directed substantially vertically at a sheet being fed in the sheet travel direction, the air outlet opening being disposed upstream of the blast air nozzle in the sheet travel direction and being smaller in cross section than the cross section of the blast air nozzle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.