Workpiece feeding device
US3988017A · kind A · utility
52Cited by
7References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 20, 1975 |
| Grant date | Oct 26, 1976 |
| Priority date | — |
| Expiry date | Mar 20, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H7/125
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A device for feeding letter mail and the like from a stack of such non-uniform sheet-like articles for individual workpiece processing wherein a plurality of friction feeders define a path for the transfer of mail from the stack and are driven in a pulsing mode interdependently under the control of photoelectric cells to facilitate the automatic separation of workpiece doubles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.