Process and device for the fully automatic cleaning of spray gun

Details Process and device for the fully automatic cleaning of spray gun Process and device for the fully automatic cleaning of spray gun

1988-09-07

1989-11-21

Stinson, Frankie L.

Cleaning and liquid contact with solids

Apparatus

Sequential work treating receptacles or stations with means...

134 95, 134111, 134142, 134166R, 134170, 134184, 134200, B08B 310

Patent

active

048815616

ABSTRACT:
The invention refers to a process and a device for the fully automatic cleaning of spray guns foulded with paint or varnish, wherein the spray guns are immersed with their paint or varnish reservoir open into a cleaning fluid free of solvents or thinners, during a first cleaning phase the fluid is circulated and a fluid jet is introduced into the open paint or varnish reservoir or into the paint or varnish inlet, during a second phase ultrasonic waves are introduced into the cleaning fluid while the spray guns are moved oscillating up and down in the fluid, the two cleaning phases are repeated at least once and the spray guns are subsequently repeatedly immersed in a rinsing fluid and, if applicable, are moved therein, while the rinsing fluid is circulated and a rinsing fluid stream is introduced into the open paint or varnish reservoir or into the paint or varnish inlet.

REFERENCES:
patent: 847129 (1907-03-01), Sunkle
patent: 3910297 (1975-10-01), Pinkham
patent: 4333485 (1982-06-01), Karlsson et al.
patent: 4409999 (1983-10-01), Pedziwiatar
patent: 4493333 (1985-01-01), Layton
patent: 4520834 (1985-06-01), DiCicco
patent: 4788786 (1988-12-01), Suter

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