Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means
Patent
1975-09-25
1977-05-31
Burns, Wendell E.
Internal-combustion engines
Intake manifold
Manifold tuning, balancing or pressure regulating means
123119R, 123119D, 123141, 261 63, 261 78R, F02M 2304
Patent
active
040262570
ABSTRACT:
A controlled constriction in the form of a venturi, for insertion into the inlet tract of an internal combustion engine to reduce pollutant emissions therefrom by improved vaporization of fuel droplets in the inlet tract without any substantial increase in the corresponding level of turbulence.
REFERENCES:
patent: 1086287 (1917-02-01), Gehrmann
patent: 1427910 (1922-09-01), Quinn
patent: 1530157 (1925-03-01), Edwards
patent: 1975793 (1934-10-01), Kennedy
patent: 2720196 (1955-10-01), Wolf
patent: 2833261 (1958-05-01), August
patent: 3437467 (1969-04-01), Jacobus
patent: 3564580 (1971-02-01), Cinque
patent: 3707278 (1972-12-01), Landrum
Madden Albert John
Spedding Peter Lee
Burns Wendell E.
Exhal Industries Limited
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