Title:
ADJUSTABLE BALLAST BULB FOR A SAILING VESSEL
Document Type and Number:
WIPO Patent Application WO/2016/185357
Kind Code:
A3
Abstract:
A sailing vessel is disclosed which comprises a hull, a keel depending from the hull and a mast. A ballast bulb (140) is provided at the lower end of the keel (120). A first control mechanism is provided for rotating the ballast bulb (140) about a transverse axis (710) to change the angle of attack of the bulb. A second control mechanism is provided for rotating the bulb about a longitudinal axis of the vessel.
Inventors:
CRONWRIGHT KEITH LOUIS FEATHERSTONE (ZA)
Application Number:
PCT/IB2016/052815
Publication Date:
January 11, 2018
Filing Date:
May 16, 2016
Export Citation:
Assignee:
STEENKAMP SARAH-MAY (ZA)
International Classes:
B63B41/00; B63B3/38; F16B21/12; F16H55/02
Foreign References:
| DE8900770U1 | 1989-09-21 | |||
| EP0373913A1 | 1990-06-20 | |||
| US20100116189A1 | 2010-05-13 | |||
| DE4229101A1 | 1994-03-03 | |||
| US20070169580A1 | 2007-07-26 | |||
| GB237252A | 1926-09-23 |
Other References:
See also references of EP 3297905A4
Attorney, Agent or Firm:
CREASE, Vanessa (ZA)
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