Non-conducting mast for sailboats

Details Non-conducting mast for sailboats Non-conducting mast for sailboats

1986-03-03

1988-01-12

Peters, Jr., Joseph F.

Ships

Spars

Masts and masting

114111, 114 391, B63H 910

Patent

active

047183691

ABSTRACT:
A sailboat mast is provided with a non-conducting upper end portion. The non-conducting portion is formed by wrapping a plastic core with resin-impregnated fiberglass and molding the wrapped core. The lower end of the non-conducting portion is provided with a necked-down portion which is inserted into the upper end of a conventional metal mast. The trailing side of the non-conducting portion has a pair of longitudinally extending grooves, and a plastic luff track includes a pair of attaching flanges which are inserted into the grooves.

REFERENCES:
patent: 3331348 (1967-07-01), Dyer
patent: 3429758 (1969-02-01), Young
patent: 3927633 (1975-12-01), Bernard
patent: 4072121 (1978-02-01), Anderson et al.
patent: 4383955 (1983-05-01), Rubio et al.
patent: 4597346 (1986-07-01), Pollard

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