Width adjustable angle bar assembly for a printing press
US5464143A · kind A · utility
Inventor
Key dates
| Filing date | May 18, 1994 |
| Grant date | Nov 7, 1995 |
| Priority date | — |
| Expiry date | May 18, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2406/14
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An adjustable angle bar assembly (10) for a printing press (12) having a support (14), a hollow angle bar (18) pivotally mounted adjacent a longitudinal central portion (34) of the angle bar (18) to the support (14), with the angle bar (18) having a cavity (20) for the passage of air, and a plurality of openings 30 extending through the angle bar (18) and communicating with the cavity (20) for passage of air through the angle bar (18) from the cavity (20) to a web (32) passing over the angle bar (18), a device for passing the air into the central portion (34) of the angle bar (18) for distribution of the air by the angle bar (18) against the web (32) irrespective of the orientation of the angle bar with respect to the support (14), and a device (40, 42 and 56) for modifying the effective length of the exposed openings ( 30) in the angle bar (18) communicating with the cavity (20).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.