Lifter and separator for stacked flexible flat workpieces
US6886827B2 · kind B2 · utility
25Cited by
7References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 4, 2001 |
| Grant date | May 3, 2005 |
| Priority date | — |
| Expiry date | Dec 4, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/173
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A lifter device for separating the uppermost of a stack of flexible flat workpieces in suction holders for engaging a sheet when suction is applied thereto. At least one suction holder adjacent a side of the frame is movable independently of other suction holders spaced inwardly therefrom to bend an edge portion of the workpiece upwardly. A stop is provided on the frame to limit upward motion of the body of the sheet as the edge portion bends upwardly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.