Apparatus for coating objects electrostatically

Details Apparatus for coating objects electrostatically Apparatus for coating objects electrostatically

1983-03-17

1984-05-29

Childs, S. L.

Coating apparatus

With means to apply electrical and/or radiant energy to work...

Electrostatic and/or electromagnetic attraction or...

239223, 239224, 239700, 239703, B05B 502, B05C 502

Patent

active

044507852

ABSTRACT:
An apparatus for electrostatically coating an object using electrostatically charged powder grains. The invention improves upon the spray bell sprayer by having a fixed hollow shaft providing a central supply line for the powder grains, the spray bell rotates about the hollow shaft and a plurality of compressed air nozzles pass radially into the hollow shaft.

REFERENCES:
patent: 2893894 (1959-07-01), Ransburg
patent: 3057558 (1962-10-01), Verba et al.
patent: 3085749 (1963-04-01), Schweitzer et al.
patent: 4037561 (1977-07-01), La Fave et al.
patent: 4214708 (1980-07-01), Lacchia
patent: 4275838 (1981-06-01), Fangmeyer

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