Cooling water pump device for outboard motor

Details Cooling water pump device for outboard motor Cooling water pump device for outboard motor

2006-01-10

2006-01-10

Basinger, Sherman (Department: 3617)

Marine propulsion

Means for accomodating or moving engine fluids

Cooling for engine

Reexamination Certificate

active

06984158

ABSTRACT:
A cooling water pump device for drawing cooling water from bottom of a pump case and pumping it toward an engine located above includes: a multiple number of annular seal elements surrounding the driveshaft for keeping the interface between the inner peripheral surface of a resin pump case and a metal sleeve watertight, arranged between the inner peripheral surface of the resin pump case and the metal sleeve, at plural positions vertically apart with respect to the axial direction of the driveshaft.

REFERENCES:
patent: 4392779 (1983-07-01), Bloemers et al.
patent: 4411593 (1983-10-01), Taguchi
patent: 2-126992 (1990-10-01), None
patent: 4-321891 (1992-11-01), None
patent: 5-133349 (1993-05-01), None
patent: 5-47458 (1993-06-01), None
patent: 5-58883 (1993-08-01), None
patent: 5-58884 (1993-08-01), None
patent: 5-306687 (1993-11-01), None
patent: 9-317661 (1997-12-01), None
Translation of Japan 4-321891.

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