Pressure systems for spray liquids

Details Pressure systems for spray liquids Pressure systems for spray liquids

1981-10-28

1985-01-15

Smith, Leonard E.

Pumps

With condition responsive pumped fluid control

Pressure responsive relief or bypass valve

417397, F04B 4900

Patent

active

044936192

ABSTRACT:
A teat spray system for installation in an automatic milking parlor for spraying the teats of cows. The system comprises a differential vacuum line switch, powered from the milking parlor vacuum line, and providing alternating vacuum pulses in a pair of vacuum lines; a liquid disinfectant pressure pump powered from the pair of vacuum lines; a pressure bottle for holding a volume of disinfectant under pressure and a spray line and spray head. The system is pressure self-limiting and has a pressure release valve operative when the milking parlor vacuum line is shut down.

REFERENCES:
patent: 1147286 (1915-07-01), Welch
patent: 1501408 (1924-07-01), Lindstrom et al.
patent: 2359508 (1944-10-01), Bergstedt
patent: 2379483 (1945-07-01), Hapgood
patent: 2434771 (1948-01-01), Mueller et al.
patent: 3147767 (1964-09-01), Goss
patent: 3194484 (1965-07-01), Van House
patent: 3261330 (1966-07-01), Arant

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