Parison control
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United States of America Patent
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N/A
Issued Date -
Nov 1, 2007
app pub date -
May 1, 2006
filing date -
May 1, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A parison control apparatus may include a gripper, to grasp and release an end of an extruded parison while the parison is being extruded; and an extendable support, coupled to the gripper, to raise the gripper to grasp the parison and to lower the gripper, pulling the parison downward and keeping the parison substantially straight.
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