Method of making tubes
US4531666A · kind A · utility
1Cited by
10References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 24, 1983 |
| Grant date | Jul 30, 1985 |
| Priority date | — |
| Expiry date | Aug 24, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49863
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method of forming tapered tube sections from a cylindrical tube section and for forming tapered tubes from cylindrical tubes. A cylindrical tube is severed along a plane that is not parallel to its longitudinal axis, the resulting tube sections are reformed into new radii, the tube sections are then reversed and welded together to form a tapered tube of the desired configuration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.