Apparatus for forming cut arcuate blanks
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United States of America Patent
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Jun 9, 1998
Issued Date -
N/A
app pub date -
Sep 16, 1996
filing date -
Jun 1, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An apparatus for continuously stretching a web of thermoplastic sheet into an arcuate form of desired curvature for manufacturing laminated windshields. The apparatus comprises conventional heating rolls, but employs at least two adjustable multispoke pyramids, one hot setting pyramid and one cooling pyramid which are separated by a wall incorporating a folding bar.
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