Extended range single-joint elevator
US9765580B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 21, 2015 |
| Grant date | Sep 19, 2017 |
| Priority date | — |
| Expiry date | Mar 23, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49904
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An elevator to manipulate a tubular segment includes an elevator body with a bore formed therethrough having an axis therein, the elevator body including a first elevator segment and a second elevator segment, in which each of the first elevator segment and the second elevator segment includes a plurality of openings extending from an outer surface of the elevator body to the bore of the elevator body. The elevator also includes a plurality of slip assemblies disposed inside the plurality of openings of the first elevator segment and the second elevator segment and coupled to the elevator body, each of the plurality of slip assemblies including a slip, the slip including an engagement surface disposed orthogonal to the axis of the bore of the elevator body that engages the tubular segment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.