Separating sheetlike structures from piles
US4960361A · kind A · utility
9Cited by
2References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 5, 1989 |
| Grant date | Oct 2, 1990 |
| Priority date | — |
| Expiry date | Apr 5, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/18264
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Individual air permeably sheetlike structures are efficiently lifted from a pile by a vacuum lifter and deposited again at a processing station, the pile including as an alternate interlayer a sheet of air impermeable material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.