Apparatus for making a plastic container with integral handling ring
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United States of America Patent
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Oct 2, 1990
Grant Date -
N/A
app pub date -
Jun 22, 1989
filing date -
Jun 22, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Apparatus for making a thermoplastic container including a hollow, generally cylindrical body with a solid integral handling ring on at least one end thereof, wherein a solid mass of extrudate is injected from an extruder nozzle, enveloped by at least one of a pair of movable mold members, into an annular ring forming cavity of a blow mold that is in communication with a generally cylindrical body forming cavity of the mold, so when the mold is closed and a parison is blown to form a container body, the extrudate can be compressed to form an integral handling ring and the ring can be welded to the container body.
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