Chemical injector

Details Chemical injector Chemical injector

1976-01-26

1980-02-05

Schmidt, Frederick R.

Fluent material handling, with receiver or receiver coacting mea

Filling or refilling of dispensers

141347, 222402, B65B 332

Patent

active

041867831

ABSTRACT:
A pressurizable container adapted to spray liquids such as chemical pesticides onto a surface in combination with apparatus to inject a pre-measured quantity of chemical into the container. The injection apparatus comprises a tubular body detachably connected to the container, a cartridge containing a measured quantity of liquid chemical positioned in the tubular body, and a plunger movable through the tubular body to force the liquid chemical from the cartridge. The cartridge contains a piston at one end to be acted on by the plunger arranged to force the premeasured liquid through a valve at the other end into the container.

REFERENCES:
patent: 984187 (1911-02-01), Bond
patent: 2168396 (1939-08-01), Davis
patent: 2661126 (1953-12-01), Spencer
patent: 2989091 (1961-07-01), Lowenthal
patent: 3156385 (1964-11-01), Yetter
patent: 3291348 (1966-12-01), Chibret et al.
patent: 3709409 (1973-01-01), Collins
patent: 3968820 (1976-07-01), Kalb et al.

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