Conveyorized vacuum table for feeding sheet material
US4646911A · kind A · utility
21Cited by
12References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 5, 1985 |
| Grant date | Mar 3, 1987 |
| Priority date | — |
| Expiry date | Sep 5, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB26D7/018
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A conveyorized vacuum table comprises a conveyor for feeding and supporting limp sheet material and a vacuum system which applies vacuum to the sheet material while it is being fed and/or worked upon. The conveyor comprises a penetrable support bed and a plurality of vacuum chambers which move with the support bed and communicate with it. Means are also provided to apply vacuum to the vacuum chambers to cause the conveyor to hold the sheet material for cutting or other work operations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.