B - Operations – Transporting – 05 – B
Patent
B - Operations, Transporting
05
B
32/17.2
B05B 5/02 (1980.01)
Patent
CA 1170034
ABSTRACT A powder sprayer with electrostatic charging capacity by means of which a colouring powder can be elec- trostatically charged all over the entire surface of the particles in a simple and effective manner. The powder sprayer comprises a number of curved charging ducts of long extension made of electrically non-conducting material which ducts are coated with electrically conductive layers along the main portion of their extension, said coated layers being connected to conductors outgoing from said layers, whereby a charging of the powder material takes place during its movement through said charging ducts after contact with the inner walls of the ducts when the sprayer is in use.
368403
Robic Robic & Associes/associates
Ruud Jan
LandOfFree
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