Pass-through tapered nose tool
US11555359B2 · kind B2 · utility
0Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2021 |
| Grant date | Jan 17, 2023 |
| Priority date | — |
| Expiry date | Jul 19, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B34/14
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A tapered nose tool includes a housing, a retrievable tapered nose disposed in the housing and retrievable from the housing, and a mechanically shiftable sleeve. The mechanically shiftable sleeve is shiftable with a shifting profile disposed in the housing. The sleeve anchors the nose in the housing in a first position and releases the nose from the housing in a second position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.