Apparatus for cutting heavy wall tube
US4624168A · kind A · utility
7Cited by
4References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 8, 1984 |
| Grant date | Nov 25, 1986 |
| Priority date | — |
| Expiry date | Mar 8, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/75
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Apparatus for cutting heavy wall tubing including vertical and horizontal mechanically driven rams operated in sequence to drive blades fully through a tubing section. Notching blades cut shallow notches in the section in advance of the main blade entries thereby to prevent dimpling.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.