Apparatus for producing cylindrical filters
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United States of America Patent
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-
Apr 17, 1990
Grant Date -
N/A
app pub date -
Nov 25, 1988
filing date -
Nov 25, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Tows of fibers are wrapped around a mandrel or a central fiber core to form a cylindrical filter. At least one belt is located in position to make essentially linear contact with the cylindrical filter, and the at least one belt is driven so as to draw the tows of fiber onto and wrap the mandrel or the central fiber core and so as to move the cylindrical filter axially relative to the mandrel or with the central fiber core.
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