Ships – Sail or control means therefor – Specific sail structure or arrangement
Patent
1989-02-16
1990-07-17
Peters, Jr., Joseph F.
Ships
Sail or control means therefor
Specific sail structure or arrangement
B63H 904
Patent
active
049414208
ABSTRACT:
A device for controlling the swinging of a boom on a sailboat comprising a line fixed at opposite ends to opposite gunwales of the boat and passing intermediate its ends about a drum secured to the boom.
REFERENCES:
patent: 3972300 (1976-08-01), Adamski
patent: 4138962 (1979-02-01), Waelder
patent: 4630564 (1986-12-01), Duckman et al.
Murtha John R.
Peters Jr. Joseph F.
Sotelo Jesus D.
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