Compact spray gun

Details Compact spray gun Compact spray gun

1988-01-29

1989-07-18

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Combining of separately supplied fluids

And valving means controlling flow for combining

239297, 239415, 239527, B05B 712, B05B 128, B05B 702, F23D 1146

Patent

active

048486655

ABSTRACT:
A compact spray gun using a single air supply port to actuate two piston valves and act as an air refinement system. An externally adjustable cartridge type packaging assembly needle piston valve seals the resin. A spool valve portion of a catalyst piston valve having O-ring seals is separable external from the piston portion. Leak detection ports are provided so the operator can easily determine when to adjustment or replacement of the packing or O-ring seals. The catalyst piston valve controls the mixing of the catalyst and air from a second air supply port. In a preferred embodiment, the resin piston valve controls a valve which provide air to the chopper system simultaneously with spraying of the resin.

REFERENCES:
patent: 2740670 (1956-04-01), Harder
patent: 3302891 (1967-02-01), Faro
patent: 3330484 (1967-07-01), Johnson et al.
patent: 3458137 (1969-07-01), Behr
patent: 3799403 (1974-03-01), Probst et al.
patent: 3801009 (1974-04-01), Marshall, III
patent: 3873023 (1975-03-01), Moss et al.
patent: 4023733 (1977-05-01), Sperry
patent: 4169545 (1979-10-01), Decker
patent: 4471887 (1984-09-01), Decker
patent: 4749128 (1988-06-01), Smith
patent: 4778083 (1988-10-01), Decker

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