Apparatus for stretching plastic webs
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United States of America Patent
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-
Jun 29, 1982
Issued Date -
N/A
app pub date -
Oct 17, 1978
filing date -
May 23, 1975
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An apparatus is afforded for transversely stretching a continuously advancing flexible web between a pair of opposed banks of tranversely-spaced pressure elements, one of which banks is stationary and whose elements have slide surfaces, the margins of the web being restrained to prevent substantial inward movement of said margins.
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