CURTAIN COATER
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United States of America Patent
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N/A
Issued Date -
May 9, 2013
app pub date -
Nov 5, 2012
filing date -
Nov 9, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Curtain coater for discharging liquid or pasty application medium in the form of a curtain moving substantially under the force of gravity onto a moving paper or board web, comprising a nozzle body which has a first distributor chamber extending along a discharge width, to which the application medium is supplied via at least one supply line, and in the flow direction (S), a flow channel which breaks up the application medium into sectional flows, and has a second distributor chamber, which discharges the application medium as a curtain via an outlet slot, wherein in the flow direction, the second distributor chamber has a flow path with a plurality of direction changes, which runs through throttling points and expansion chambers.
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