Seal construction for a pump of a small watercraft

Details Seal construction for a pump of a small watercraft Seal construction for a pump of a small watercraft

1993-01-28

1994-05-10

Swinehart, Edwin L.

Marine propulsion

Jet drive

B63H 1108

Patent

active

053103688

ABSTRACT:
A seal construction for a pump of a small watercraft of the water jet propulsion type, the watercraft including a hull and a pump casing. A pumping passage for water jet propulsion is formed by the pump casing and a portion of the hull. The seal construction includes a flange formed on the pump casing, the flange having walls, and an elastic seal member liquid-tightly surrounding the periphery of the flange. The seal member has an outer periphery in liquid-tight contact with the inner surface of the hull portion where the pump is mounted. The flange and the seal member have parts for immovably engaging with each other.

REFERENCES:
patent: 4541808 (1985-09-01), Ono et al.
patent: 4971584 (1990-11-01), Inoue et al.
Kawasaki Jet Ski Watercraft Service Manual-JS 440; dated Mar. 1978.
Kawasaki Jet Ski Watercraft Training Manual-dated Mar. 3, 1987.

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