Device for conveying plate-like matter within a rotary printing machine
US5004221A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Oct 11, 1989 |
| Grant date | Apr 2, 1991 |
| Priority date | — |
| Expiry date | Oct 11, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/1762
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A device for conveying a sheet of material from one printing unit to a second printing unit consisting of a frame having horizontal lateral beams, a plurality of cross-shafts extending between the beams, each shaft being provided with a plurality of axially-spaced rollers, a plate being mounted on a lower surface of each of the lateral beams having apertures arranged to allow a lower portion of each roller to extend therethrough and an arrangement for applying a suction to the interior of the frame to draw air in the gap between each aperture and roller to hold a sheet against the rollers as it is conveyed from one unit to the next.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.