Title:
A MATHEMATICAL MINIMAL SURFACE PROPELLER
Document Type and Number:
WIPO Patent Application WO/2008/105704
Kind Code:
A3
Abstract:
A propeller (1) having n blades (2) where n is an integer larger than 0. The propeller (1) having a surface (3) which is described as composed of n identical units (6). Each identical unit (6) is a mathematical minimal surface.
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| JP5150735 | Turnover device |
| JPH02209453 | EROSION-RESISTANT PROPELLER MATERIAL FOR MARINE |
Inventors:
ANDERSSON STEN (SE)
BENJAMINSSON HAEKAN (SE)
BENJAMINSSON HAEKAN (SE)
Application Number:
PCT/SE2008/000066
Publication Date:
January 20, 2011
Filing Date:
January 25, 2008
Export Citation:
Assignee:
ANDERSSON STEN (SE)
BENJAMINSSON HAEKAN (SE)
BENJAMINSSON HAEKAN (SE)
International Classes:
B63H1/14; B64C11/00
Domestic Patent References:
| WO1981001304A1 | 1981-05-14 |
Foreign References:
| US5213473A | 1993-05-25 | |||
| DE2439597A1 | 1976-02-26 | |||
| JPH06171593A | 1994-06-21 | |||
| EP1739007A1 | 2007-01-03 |
Attorney, Agent or Firm:
BENJAMINSSON, Häkan (Solna, SE)
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