Device for metering liquids

Details Device for metering liquids Device for metering liquids

1977-01-19

1979-09-04

Nilson, Robert G.

Valves and valve actuation

Electrically actuated valve

Remote or follow-up control system for electrical actuator

137 38, 137522, 137DIG2, F16K 3102

Patent

active

041666054

ABSTRACT:
A device for metering liquids, which device comprises a body, a liquid conduit in the body, vibration means for vibrating the body, a valve for opening the conduit when the body is being vibrated and for closing the conduit when the body is not being vibrated, and a conduit external of the body and arranged to conduct liquid towards or away from the conduit in the body, the device being such that in operation liquid fed along one of the conduits is metered along the other conduit by activating the vibration means for a desired liquid metering time to cause the valve to open the conduit in the body.

REFERENCES:
patent: 646349 (1900-03-01), Brawner
patent: 2425313 (1947-08-01), Hammerstein
patent: 2887294 (1959-05-01), Hahn
patent: 3819116 (1974-06-01), Goodinge
patent: 3884417 (1975-05-01), Sheffield
patent: 3949938 (1976-04-01), Goodinge
patent: 3981480 (1976-09-01), Eernisse et al.

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