Coiled-tubing reel having a mechanical restraint
US5865392A · kind A · utility
16Cited by
11References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 20, 1998 |
| Grant date | Feb 2, 1999 |
| Priority date | — |
| Expiry date | Apr 20, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/33
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A coiled-tubing system having a reel onto which steel tubing is wound in layered coils. A layon roller comprised of a compliant material is maintained in physical contact with the tubing on the reel to prevent premature unwinding of the tubing during operation. The roller is moved towards and away from the tubing to maintain the roller in contact with the tubing as it is payed out and reeled onto the reel. The system includes a level wind mechanism having a means therein for adjusting the tension in the tubing as it passes through the level wind mechanism.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.