Water shutter

Details Water shutter Water shutter

1982-12-27

1985-02-12

Blix, Trygve M.

Marine propulsion

Means for accomodating or moving engine fluids

Means for handling exhaust gas

1375278, 251338, F01N 300

Patent

active

044988761

ABSTRACT:
A valve (22) is provided in the exhaust system of a marine engine (11) which discharges its exhaust underwater. The valve (22) includes a valve member (23) formed of a stainless steel plate (24) and of silicon rubber (29). Holes (28) are provided in the plate (24) to form a mechanical bond with the silicon rubber molded to the plate (24).

REFERENCES:
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patent: 3456682 (1969-07-01), Blackford
patent: 3465967 (1969-09-01), Card
patent: 3750698 (1973-08-01), Walchle et al.
patent: 3834341 (1974-09-01), Sexton et al.
patent: 3946697 (1976-03-01), Hackbarth et al.
patent: 4178873 (1979-12-01), Blankstahl
patent: 4191205 (1980-03-01), Nash
patent: 4274357 (1981-06-01), Dawson
patent: 4315558 (1982-02-01), Katayama
Boston Belting Co. Publication, Aug. 25, 1914.

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