Electrostatic dry dusting applicator

Details Electrostatic dry dusting applicator Electrostatic dry dusting applicator

1976-11-08

1978-11-07

Moose, Jr., Harry E.

Electricity: electrical systems and devices

Electric charging of objects or materials

Particulate matter

222352, B05B 504

Patent

active

041248759

ABSTRACT:
A dry dusting applicator for laying down a powder profile of starch, wax, or the like onto a substrate which comprises a receptacle for holding the powder to be dispensed which has an open bottom, a dispensing roll set in the open bottom and capable of picking up powder as it rotates in the receptacle and a brush means functioning to meter powder from the dispensing roll as well as otherwise preventing powder egress from the receptacle. In a preferred embodiment, at least one high voltage discharge wire charged to provide the desired electrostatic field is included and is positioned relative to the brush so that powder does not build up within.

REFERENCES:
patent: 254957 (1882-03-01), Grow
patent: 3070264 (1962-12-01), Christy
patent: 3680779 (1972-08-01), Reilly

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