Exhaust back pressure reducer for internal combustion engine

Details Exhaust back pressure reducer for internal combustion engine Exhaust back pressure reducer for internal combustion engine

1979-11-19

1982-06-22

Hart, Douglas

Power plants

Internal combustion engine with treatment or handling of...

Exhaust and external fluid mingling structure

181262, 181263, F01N 504

Patent

active

043355757

ABSTRACT:
An exhaust gas pressure reducer for an internal combustion engine which is comprised of a housing having means for attaching the housing to the end of the exhaust pipe. The housing has one or more venturi restrictions and is open at the ends for creating a draft across the end of the exhaust pipe through the venturi and out the opposite open end of the housing. The open exit of the housing reduces pressure at the exit to the venturi assisting drawing exhaust gases from the exhaust pipe.

REFERENCES:
patent: 1840862 (1932-01-01), Webb
patent: 2389059 (1945-11-01), Kurth
patent: 3857458 (1974-12-01), Ohtani
patent: 4198817 (1980-04-01), Fujita

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