Positioning device for a free-flying kite-type wind-attacked element in a wind-powered watercraft
US7798083B2 · kind B2 · utility
13Cited by
9References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 28, 2009 |
| Grant date | Sep 21, 2010 |
| Priority date | — |
| Expiry date | Apr 28, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T70/5236
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Disclosed is a positioning device for a free-flying kite-type wind-attacked element that comprises a profiled wing, is used as the exclusive, an auxiliary, or an emergency drive unit, and is connected to a watercraft via a traction rope. The positioning device is provided with a winch that encompasses means which cause the traction rope to be taken in when a given first tractive force is not attained and/or when the flow is about to stop or has stopped abruptly and/or cause the traction rope to be veered when given a second tractive force and/or a given inflow velocity are/is exceeded.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.