Pneumatic web feeding
US5203485A · kind A · utility
10Cited by
11References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 1989 |
| Grant date | Apr 20, 1993 |
| Priority date | — |
| Expiry date | Oct 10, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24C5/20
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An air mover (14) for producing a stream of air along a guide surface (28,30) for conveying web or other sheet material along a path adjacent the surface is constructed in two parts (16,18) having mating surfaces (23,24) one of which includes a recess (22) which defines a slot (26) through which conveying and entraining air is delivered to the guide surface from an air pressure chamber (20) within the air mover.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.