Knuckle boom crane, for offshore application
US11731863B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2020 |
| Grant date | Aug 22, 2023 |
| Priority date | — |
| Expiry date | Aug 3, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66C23/68
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Disclosed is a knuckle boom crane for offshore application, wherein the crane includes a knuckle boom, carried by a support structure and equipped with an operating unit. The knuckle boom includes a main boom and a terminal boom. The operating unit of the knuckle boom include at least one downstream linear actuator, arranged between the main boom and the terminal boom, for the rotational operation of the terminal boom about a downstream articulation axis. And the at least one downstream linear actuator is fastened to one of the lateral faces of the main boom and to one of the lateral faces of the terminal boom, in order to provide an improved lever arm between the main boom and the terminal boom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.