Agricultural sprayers

Fluid sprinkling – spraying – and diffusing – With system fluid relief or return to supply – Return from liquid pump outlet to supply holder

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Details

239575, 2103331, B01D 2700

Patent

active

052341658

ABSTRACT:
An improvement in agricultural sprayers having a reservoir, a pump, a discharge line, one or more valves for directing the flow of fluid to either a first or second flow line, one or more filter heads connected to the first and second flow lines and one or more spray nozzles, each connected to a filter head. One or more valves are provided to selectively connect either of the first or second flow lines to a return line which is connected to the reservoir. The filter head comprises a first conduit connected to the first flow line. The first conduit has a first filter seated therein. A second conduit having a second filter seated therein is connected to the second flow line and a third conduit is connected to and in communication with the first and second conduits and a spray nozzle.

REFERENCES:
patent: 2271814 (1942-02-01), Coolidge
patent: 3221888 (1965-12-01), Muller
patent: 3623661 (1971-11-01), Wagner
patent: 4197995 (1980-04-01), Campbell et al.
patent: 4755290 (1988-07-01), Neuman et al.

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