Torque-balanced electrical cable
US8969726B2 · kind B2 · utility
5Cited by
15References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 14, 2009 |
| Grant date | Mar 3, 2015 |
| Priority date | — |
| Expiry date | Jun 1, 2031 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD07B2401/2015
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An embodiment of a wellbore cable comprises a cable core, at least a first armor wire layer comprising a plurality of strength members and surrounding the cable core, and at least a second armor wire layer comprising a plurality of strength members surrounding the first armor wire layer, the second armor wire layer covering a predetermined percentage of the circumference of the first armor wire layer to prevent torque imbalance in the cable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.