Coating powder sieving device
AssigneeDürr Systems AG
InventorsHans-Georg Fritz, Marcus Treppschuh
Life of this patent
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Abstract
The invention relates to a coating powder sieving device, specifically for a powder paint coating installation, having a screen surface for sieving a coating powder. The screen surface is angular. An ultrasonic probe excites vibrations in the screen surface wherein the vibrations in the screen surface occur substantially in a direction perpendicular to the screen surface. A powder fluidization hopper incorporating the coating powder sieving device and a powder coating installation including plural powder fluidization hoppers are also disclosed.
Claims20
A coating powder sieving device for a powder paint coating installation, the device comprising:
- a screen surface for sieving a coating powder wherein the screen surface is angular;
- and
- an ultrasonic probe for exciting vibrations in the screen surface wherein the vibrations in the screen surface occur substantially in a direction perpendicular to the screen surface.
Dependencies are inferred from the claim text.