Flow control valve for exhaust gas purifying system

Details Flow control valve for exhaust gas purifying system Flow control valve for exhaust gas purifying system

1974-06-18

1976-12-28

Myhre, Charles J.

Valves and valve actuation

Fluid actuated or retarded

Pilot or servo type motor

123119A, 137480, F02B 3300

Patent

active

039997375

ABSTRACT:
A flow control valve for an exhaust gas purifying system which is divided into a first valve chamber into which the exhaust gases flow and a second valve chamber out of which the exhaust gases flow. A first valve means responsive to the exhaust gases controls the communication between the first and second valve chambers and a second valve means controls the operation of the first valve means in response to the negative pressure in an air intake system.

REFERENCES:
patent: 3507260 (1970-04-01), Walker
patent: 3756210 (1973-09-01), Kuehl
patent: 3799131 (1974-03-01), Bolton
patent: 3834363 (1974-09-01), Goto et al.

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