Web expander
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United States of America Patent
Stats
-
Dec 13, 2005
Grant Date -
Jan 1, 2004
app pub date -
Jun 24, 2003
filing date -
Jun 26, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention provides a web expander comprising means for carrying a web 2 having longitudinal slits, means 5 for expanding the width of the web, and opening control means 6 for uniformly forming size and form of openings of the web expanded by said means for expanding. The means 5 for expanding the width consists of a flat expander 15 and two pairs of cloth guider 21, and opening control means 6 comprises two expander rolls 31 as a rotatable ribbed roll, the ribbed roll being adapted to be applied to one side of the traveling net-like web to rotate in the direction in which the net-like web 2 is reduced in width.
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