Suction system in an engine

Details Suction system in an engine Suction system in an engine

1980-03-07

1981-11-10

Ruehl, Charles A.

Measuring and testing

Simulating operating condition

Marine

73199, 7386122, G01F 132, G01F 172

Patent

active

042991218

ABSTRACT:
In a suction system in an engine a suction air volume detecting means utilizing a von Karman's vortex air flowmeter principle has its upstream side and downstream side being in communication with an air cleaning chamber and an expansion chamber, respectively, with a vibration membrane being disposed therebetween, whereby the influence of the pulsating suction air on the suction air volume detecting means is effectively suppressed so that it operates stably.

REFERENCES:
patent: 3818877 (1974-06-01), Barrera et al.
patent: 3965730 (1976-06-01), Innes
patent: 4011757 (1977-03-01), Baatz
patent: 4141240 (1979-02-01), Usui et al.
patent: 4228768 (1980-10-01), Kita
patent: 4257276 (1981-03-01), Kita et al.

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