Apparatus for applying a coating to a surface of a substrate
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United States of America Patent
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Jul 6, 1993
Issued Date -
N/A
app pub date -
Jan 10, 1992
filing date -
Oct 24, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An apparatus for applying a coating to a surface of a substrate which includes a feeder for feeding the coating to a predetermined position, a roller for applying the coating onto the surface of the substrate to be coated from the feeder and a doctor for regulating a thickness of the coating applied to the roller, the doctor having a rake surface, a facing surface and a flank surface forming an escape angle with the facing surface confronted with the surface of the roller. The escape angle defined between a tangential plane with which the roller is contacted and an extension plane of the flank surface at an intersection defined between the extension plane and the roller is an obtuse angle.
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