Elevator system and method with elevator link having integrated control lines
US10479644B2 · kind B2 · utility
0Cited by
15References
25Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 3, 2017 |
| Grant date | Nov 19, 2019 |
| Priority date | — |
| Expiry date | Aug 3, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B19/06
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator system for supporting tubulars having one or more elevator links with internal passages disposed through the elevator links to provide communication to and from the elevator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.