Apparatus for needling a fiber fleece web
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United States of America Patent
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-
May 23, 2000
Grant Date -
N/A
app pub date -
May 13, 1999
filing date -
May 20, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus for needling a fiber fleece web has a plurality of needle bars, the drive means thereof being individually associated to the individual needle bars or a group of closely adjoining needle bars which belong to one of a plurality of needling zones, and wherein said drive means are connected to a common control means which enables an individual control of the movement of the needle bars or needle bar groups. The needle bars or needle bar groups can in particular be moved in three directions orthogonal with respect to one another, and the needles can possibly be supported rotatably, and can perform a controlled rotary movement during the stitching movement.
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