Vapor vent control valve

Details Vapor vent control valve Vapor vent control valve

1986-06-23

1987-07-14

Nilson, Robert G.

Fluid handling

Control by change of position or inertia of system

With second control

137 43, F16K 1736

Patent

active

046795804

ABSTRACT:
A vapor vent control valve arrangement for a fluid tank is disclosed. The valve arrangement includes a solenoid operated valve with a normally-open parallel switch assembly and a normally-closed switch in an electrical circuit to activate the solenoid valve. An impact switch may also be provided as a safety precaution in the series circuit. The valve assembly is spring-biased to provide an over-pressure check valve function and also includes a back-pressure relief valve.

REFERENCES:
patent: 3200214 (1965-08-01), Aubert
patent: 3242937 (1966-03-01), Morin
patent: 3550717 (1970-12-01), Doty
patent: 3586015 (1971-06-01), Kitzner
patent: 3586016 (1971-06-01), Meyn
Chassis and Body Service Manual for the 1982, Buick, pp. 6e 1-12 and 1-13.

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