Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent
1987-10-09
1988-07-26
Ward, Robert S.
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
277152, 277165, 114127, 114138, F16J 1532
Patent
active
047595523
ABSTRACT:
The lip gasket for the daggerboard well of a sailboard (1) exhibits two supporting strips (3) embedded in the board body on both sides of the daggerboard well opening (2), as well as two cover strips (5), terminating with the profile (4) of the underwater hull and designed as clamping strips, for being clamped into the supporting strips (3). The cover strips (5) consist of a flat extruded profile exhibiting an outer clamping zone (6) of a hard synthetic resin, for example polyvinyl chloride, and an inner zone, forming a sealing lip (7), of an elastic synthetic resin, for example polyurethane. The two sealing lips (7) of the lip gasket constitute an elastic, tight seal of the daggerboard well opening (2) in the folded (8') and in the deployed (8") position of the daggerboard (8).
REFERENCES:
patent: 2968498 (1961-01-01), Saunders
patent: 3381648 (1968-05-01), Vonck
patent: 3837660 (1974-09-01), Poggio
patent: 4227700 (1980-10-01), Merry
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