Device for separating excess powder oversprayed when powder coating workpieces
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United States of America Patent
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-
Jun 27, 2000
Grant Date -
N/A
app pub date -
May 4, 1998
filing date -
May 13, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A means for separating excess powder oversprayed when powder coating workpieces and sucked off in a gas/powder stream, including powder discharge via a lower collector (12, 13, 14) and clean gas discharge into an upwardly disposed clean gas channel (7) via at least one immersion pipe (5) depending from the bottom (6) of the clean gas channel (7) and dipping into a cyclone pipe (4), is characterized in that the aspired gas/powder stream is passed axially into the cyclone pipe (4) and set into circulating motion via a whirl generating means (3) arranged in an annular gap (22) formed between the immersion pipe (5) and the cyclone pipe (4), and the bottom (6) of the clean gas channel is lowerable against the cyclone pipe (4) from the operative position in which it seals the clean gas channel, into a cleaning position.
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