Cutting and collating sheets of paper
US5397106A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jun 29, 1993 |
| Grant date | Mar 14, 1995 |
| Priority date | — |
| Expiry date | Jun 29, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/6491
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A machine for "bleed cutting" a sheet (1) into a plurality of pieces (2) and collating them by the method described and claimed in U.S. Pat. No. 4,405,121 has upper and lower pairs of slitting rollers in both the first series (12) and the second series (17) of slitting rollers, and transfer devices (201, 201') are provided within each path of pieces leaving the second series (17) of slitting rollers, with side gaps between the transfer devices within adjacent piece paths, and with end gaps between the second series (17) of slitting rollers and the transfer devices (201, 201'), whereby narrow side and end strips (101, 102) and tiny squares (103) formed by the pairs of lines (6) of cut by the second series (17) of slitting rollers across the pairs of lines (3) cut by the first series (12) of slitting rollers can fall away before the cut pieces (2) arrive at the transverse feed means (29).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.