Apparatus for the manufacture of corrugated pipes of thermoplastic plastics
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United States of America Patent
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-
Oct 1, 1996
Grant Date -
N/A
app pub date -
Apr 24, 1995
filing date -
Apr 29, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus for the manufacture of corrugated pipes of thermoplastic plastics, which has circulating mold segment halves disposed in two opposite rows subsequent to an injection head, includes a wedge element for separating the mold segment halves. This wedge element is displaceable parallel to the direction of production. Further, grab equipments are provided to be displaceable,counter to the direction of production, by which one additional mold segment half at a time can be moved to the downstream end of a molding path, removed from the latter in the direction of production and moved into a parking position.
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