Thread gauging system and method
US7299555B2 · kind B2 · utility
4Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 20, 2006 |
| Grant date | Nov 27, 2007 |
| Priority date | — |
| Expiry date | Mar 20, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01B3/48
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A system and method are provided for gauging multi-start threads on an oilfield tubular connection include a pin member 12 and a box member 42. One or more external starting threads are successively gauged with a single thread ring gauge 22, and the same threads are simultaneously gauged with a multi-thread ring gauge 32. Each of two or more internal starting threads are successively gauged with a single thread plug gauge 52, and the same threads are simultaneously gauged with a multi-thread plug gauge 62.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.