Apparatus and process for making elastic composite sheet
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United States of America Patent
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-
Nov 19, 2002
Grant Date -
N/A
app pub date -
Jul 5, 2000
filing date -
Jul 6, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus for making an elastic composite sheet including a pair of rolls adapted to bond respective surfaces of a non-stretchable sheet and a stretchable sheet and fed together into a nip of the rolls. one of the rolls is formed with ridges while the other roll is formed with grooves and the ridges are engaged with the grooves with spaces left between surfaces of the ridges and the grooves to form the non-stretchable sheet on its surface with stripe-like crests and flat troughs each defined between each pair of adjacent crests; and the non-stretchable sheet is bonded along its troughs to the surface of the stretchable sheet.
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Cited Art Landscape
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