Apparatus for coating articles with a liquid coating material
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United States of America Patent
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-
Jun 11, 2002
Grant Date -
N/A
app pub date -
May 1, 2000
filing date -
May 3, 1999
priority date (Note) -
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status (Latency Note)
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Abstract
An apparatus (1) for coating articles (5) includes an endless conveyer belt (4) for transporting the articles (5) to be coated through the apparatus (1). The liquid coating material circulates in a circulation direction in surplus through the apparatus (1) and freely flows in a downward direction to coat the articles (5). A tub (7) includes a run-off plate (9) being located below the endless conveyer belt (4) and being designed and arranged to collect the surplus coating material. A driven unit (17) is designed and arranged to assist the circulation of the surplus coating material being located on the run-off plate (9), and it includes a plurality of doctor blades (18) having lower edges. The doctor blades (18) are arranged above the run-off plate (9), and they extend in a transverse direction with respect to the surface of the run-off plate (9). The lower edges of the doctor blades (18) are designed and arranged to be moved parallel and at a distance with respect to the surface of the run-off plate (9) to contact the surplus coating material being located on the run-off plate (9), and to push it in the circulation direction.
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