Apparatus for smoothing out the surface weight distribution of mats
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United States of America Patent
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Jun 25, 2002
Grant Date -
N/A
app pub date -
Mar 24, 1995
filing date -
Feb 2, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus is described for smoothing out the surface weight distribution of one or multilayer mats containing lignocellulose and/or cellulose with a binding agent dispersed therein for manufacturing of shaped articles, in particular in the form of wood chipboard, wood fiberboard or the like, wherein at least one vertically adjustable reverse brushing unit which extends over the width of the web is associated with a mat carrier which is fed via at least one scattering head. This apparatus is characterized, above all, by the reverse brushing unit comprising at least one vertically adjustable brushing roller having flexible bristles of a plastic material such as polypropylene, Teflon or the like which cooperates with a cleaning brush or a cleaning strip.
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