Apparatus for electrostatically coating elongated workpieces wit

Details Apparatus for electrostatically coating elongated workpieces wit Apparatus for electrostatically coating elongated workpieces wit

1983-09-02

1985-03-19

Morgenstern, Norman

Coating apparatus

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

Electrostatic and/or electromagnetic attraction or...

118602, 118638, B05B 502

Patent

active

045052247

ABSTRACT:
Apparatus for electrostatically flock-coating elongated workpieces on a conveyor belt, wherein flock charged by an electrostatic field drops upon a workpiece from a feed opening located above the workpiece to be flock-coated, and excess flock is collected at the bottom of the apparatus and returned to the feed opening, which includes a stationary cylindrical inner housing having a substantially horizontal longitudinal axis and formed with a feed opening, the feed opening being elongated and located in a region of the cylindrical housing on an upper apex line thereof, the housing being also formed with a discharge gap in a lower region thereof whereat the conveyor belt is simultaneously disposed; a cylindrical outer jacket coaxially surrounding and spaced from the cylindrical inner housing and being rotatable about the inner housing; and elastic transport strips disposed in the space between the inner housing and the outer jacket and fastened to the outer jacket, the elastic transport strips extending along generatrix lines and bridging the space between the inner housing and the outer jacket.

REFERENCES:
patent: 2811134 (1957-10-01), Friderici
patent: 3870013 (1975-03-01), Wagner

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