Pile handling tool
US5540523A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 29, 1995 |
| Grant date | Jul 30, 1996 |
| Priority date | — |
| Expiry date | Mar 29, 2015 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02D7/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A pile handling tool for use in lowering and stabbing a pile underwater. The tool incorporates a simple release mechanism to engage or disengage the tool from the pile using an ROV. A sleeve is sized to be received over the top end of the pile. A lifting eye is provided on the top of the sleeve. A stop plate is provided in the sleeve that allows it to rest on top of the pile. A pile centralizer provided in the sleeve substantially centers the pile in the sleeve when the sleeve is lowered over the pile. Pile support pins movably received in cylinders on the sleeve are form the release mechanism and are movable by an ROV for installation of the tool and lifting and installing of a pile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.