Burster
US4397410A · kind A · utility
48Cited by
8References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 17, 1981 |
| Grant date | Aug 9, 1983 |
| Priority date | — |
| Expiry date | Mar 17, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T225/35
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An improvement in a machine for longitudinally separating portions of a continuous web of paper has a triangularly shaped breaking element engaging the under side of the web with spaced apart breaking triangles for ripping the paper along perforation lines and accommodating intermittant longitudinal web displacement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.