Extrusion apparatus
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United States of America Patent
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May 18, 1993
Grant Date -
N/A
app pub date -
May 7, 1992
filing date -
May 7, 1992
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Dual extrusion apparatus with a horizontal extruder and a vertical extruder connected to an extruder head and in which the weight of the vertical extruder is carried by a frame. The vertical material extruder is permitted to expand upwardly under temperature variations so as to minimize stress. Also, the extruder head and the vertical extruder are movable together horizontally to comply with temperature induced expansion and contraction.
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