Extruder head for making elastomer-fiber composite hose
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United States of America Patent
Stats
-
Dec 23, 1980
Grant Date -
N/A
app pub date -
Oct 17, 1979
filing date -
Oct 17, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An extruder head that includes a doubled taper conical pin with a divergent conical surface interconnected at a common base to a convergent conical surface; and a coaxial die with an interior cavity spaced from and having substantially the same contour as the pin, the die and pin together forming an annular gap with an annular inlet area, the gap conically divergent to a second annular area juxtaposed the common conical base of the pin to form a second annular area of at least twice the size of the inlet area, the gap conically convergent from the second annular area to an annular exit area.
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Cited Art Landscape
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