Vacuum painting head and relative painting method

Coating apparatus – Work surface shields – masks or protectors

Reexamination Certificate

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Details

C118S050000, C118S326000

Reexamination Certificate

active

07022189

ABSTRACT:
A vacuum painting head to paint objects, including a container having an inlet aperture and an outlet aperture for the object to be painted, wherein the outlet aperture has a transverse section substantially equal to that of the object to be painted, wherein a suction pump is provided to create inside the container a determinate depression with respect to atmospheric pressure, and wherein paint is continuously introduced into the container. A stopper element is inserted into one of the apertures and is selectively movable to move away from or closer to the other aperture to open or close it.

REFERENCES:
patent: 2649757 (1953-08-01), Diamond
patent: 4653425 (1987-03-01), Aguettant et al.
patent: 6203857 (2001-03-01), Patrick
patent: 3615750 (1987-11-01), None
patent: 19707157 (1998-08-01), None
patent: 0185357 (2001-11-01), None

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