Fluid drag reducing apparatus

Details Fluid drag reducing apparatus Fluid drag reducing apparatus

1994-11-01

1995-10-10

Swinehart, Edwin L.

Ships

Sail or control means therefor

Running rigging

114243, B63H 904

Patent

active

054561990

ABSTRACT:
A unique fluid drag reducing structure arranged such that the center of mass of the apparatus, when assembled, is positioned forward of the center of rotation of the apparatus when installed. Such an arrangement assures that the apparatus will be flutter free, while still allowing the apparatus to feather into the wind. The structure of and method for assembly provides for easy installation and removal of the apparatus on existing cylindrical structures without the need to disassemble the existing structure.

REFERENCES:
patent: 2397957 (1946-04-01), Freeman
patent: 2435956 (1948-02-01), Craig
patent: 2899150 (1959-08-01), Ellis, Jr.
patent: 3443020 (1969-05-01), Loshigian
patent: 3461830 (1969-08-01), Pearce et al.
patent: 3611976 (1971-10-01), Hale
patent: 3613627 (1971-10-01), Kennedy
patent: 3712261 (1973-01-01), McLelland et al.
patent: 3859949 (1975-01-01), Toussaint et al.
patent: 4033279 (1977-07-01), Stiles
patent: 4075967 (1978-02-01), Silvey
patent: 4542708 (1985-09-01), Holcombe et al.
patent: 4567841 (1986-02-01), Hale
patent: 4593638 (1986-06-01), Cochran et al.
patent: 4690088 (1987-09-01), Perini
patent: 4700651 (1987-10-01), Hale
patent: 4708075 (1987-11-01), des Snead
patent: 4781137 (1988-11-01), Clauser

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