Dispensing – Automatic control – Material level control
Patent
1981-04-13
1984-02-07
Tollberg, Stanley H.
Dispensing
Automatic control
Material level control
4227, E03D 902
Patent
active
044298099
ABSTRACT:
A device for the metered release of an active ingredient from a stock container into a surrounding liquid, said device comprising a float-containing metering unit which releases a defined quantity of active ingredient when the float is raised and a release control unit which has a collecting chamber and an overflow syphon positioned in the chamber for transferring the defined quantity of active ingredient into the surrounding liquid.
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Airwick Industries Inc.
Falber Harry
Tollberg Stanley H.
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