Method and apparatus for preparing sheet stacks
US5022297A · kind A · utility
6Cited by
8References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 25, 1990 |
| Grant date | Jun 11, 1991 |
| Priority date | — |
| Expiry date | May 25, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/6486
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a method and apparatus for automatically preparing one or more stacks of sheets, each stack having at least two substantially straight edges that meet to define a corner and, specifically, where preparing constitutes corner rounding, notching, hole punching or edge marking the stack.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.