Device for the metering of a chemical, particularly for seed tre

Details Device for the metering of a chemical, particularly for seed tre Device for the metering of a chemical, particularly for seed tre

1986-07-07

1987-12-22

Rolla, Joseph J.

Dispensing

Automatic control

By the weight of the material in the supply container

222 89, 222145, 137408, B67D 500

Patent

active

047141778

ABSTRACT:
To avoid internal and external soiling in a device for the metering of chemicals, particularly for seed treatment, a special storage system unit (1) is provided which can be loaded with disposable packages (3a, 3b, 3c) which are connected by means of couplings (13) to a supply line (16) leading to an atomizer (58), in which arrangement a metering unit (41) is arranged in the supply line (16) and the entire liquid-carrying system from the packages (3a, 3b, 3c) to the atomizer (58) is closed off to the working environment.

REFERENCES:
patent: 2731246 (1956-01-01), Wallace et al.
patent: 3452361 (1969-06-01), Williams, Jr.
patent: 3749285 (1973-07-01), Latham, Jr.
patent: 3843020 (1974-10-01), Bardeau et al.
patent: 4137915 (1979-02-01), Kamen
patent: 4397422 (1983-08-01), Gwyn
patent: 4455139 (1984-06-01), Gordon et al.
patent: 4475566 (1984-10-01), Haines
patent: 4606476 (1986-08-01), Pocock et al.

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