Jackup pedestal crane installation and operation, movable along a guide
US9695565B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 7, 2014 |
| Grant date | Jul 4, 2017 |
| Priority date | — |
| Expiry date | Apr 5, 2035 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02B17/021
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present disclosure generally relates to marine rig equipment, and specifically to a mobile jackup rig having one or more moveable cranes. The one or more moveable cranes are configured to operate along a rail, and the one or more moveable cranes are positioned to reach more than one work site location. In one embodiment, a mobile jackup rig includes at least one two-rail system having a first guide-track rail and a second guide-track rail, and at least one moveable crane positioned to operate along the two-rail system. In another aspect, a mobile jackup rig may include at least one moveable pedestal crane positioned on at least one curved or straight guide-track rail system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.