Metering device for granular materials

Details Metering device for granular materials Metering device for granular materials

1991-10-18

1992-10-20

Rosenthal, Arnold

Valves and valve actuation

Permanent or constantly energized magnet actuator

25112921, 251298, F16K 3108

Patent

active

051563720

ABSTRACT:
A metering device for controlling the flow of granular material through a conduit. The metering device includes a electrical coil operably associated with the conduit, a ferromagnetic latching strip disposed in the magnetic field produced by the coil, and a pivoting gate including a magnet that is attracted toward and repelled from the latching strip as the direction of electrical current flowing through the coil is changed.

REFERENCES:
patent: 3120943 (1964-02-01), Donelan
patent: 3245652 (1966-04-01), Roth
patent: 4587795 (1986-05-01), Yamashita

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