Tubing expansion
US7144243B2 · kind B2 · utility
14Cited by
16References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 27, 2002 |
| Grant date | Dec 5, 2006 |
| Priority date | — |
| Expiry date | Jan 17, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49908
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A tubing expansion device (20) is adapted to be advanced axially, without rotation, through tubing (10) to be expanded. The device (20) comprises a body (22) and a plurality of expansion members (30,32,34) mounted on the body (22), the expansion members (30,32,34) being independently radially movable. The expansion members may be rotatable, or may be non-rotating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.