Exhaust system for marine engine

Details Exhaust system for marine engine Exhaust system for marine engine

1988-06-09

1989-05-23

Hart, Douglas

Power plants

Internal combustion engine with treatment or handling of...

Treated by washing, or having liquid contact structure

60311, 440 89, B63H 2132

Patent

active

048318221

ABSTRACT:
An exhaust system for a marine propulsion unit having an exhaust conduit into which the exhaust gases and engine coolant are discharged. The exhaust conduit has a separator portion that is affected to separate the coolant from the exhust gases under high speed running conditions so as to achieve maximum power output through a reduction in back pressure but no substantially no separation is provided at low speeds so that silencing will not be adversely affected.

REFERENCES:
patent: 3759041 (1973-09-01), North et al.
patent: 4504238 (1985-03-01), Neisen
patent: 4687450 (1987-08-01), Bland et al.
patent: 4734071 (1988-03-01), Zemlicka et al.

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