Rotary type electrostatic spray painting device
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United States of America Patent
Stats
-
Nov 30, 1982
Grant Date -
N/A
app pub date -
Aug 8, 1980
filing date -
Apr 4, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A rotary type electrostatic spray painting device comprising a rotary shaft and a spray head fixed onto the front end of the rotary shaft. The spray head comprises a cylindrical inner wall, a plurality of paint outflow bores radially outwardly extending from the cylindrical inner wall, and a cup shaped inner wall radially outwardly extending from the paint outflow bores. Paint is injected onto the cylindrical inner wall of the spray head. The rotary shaft is supported by a single thrust air bearing and a pair of radial air bearings. An electrode, continuously contacting the rear end of the rotary shaft, is provided. A negative high voltage is applied to the housing of the paint device. In addition, the negative high voltage is also applied to the spray head via the electrode and the rotary shaft.
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Cited Art Landscape
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