Corrugating apparatus
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United States of America Patent
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Oct 5, 1999
Issued Date -
N/A
app pub date -
Oct 5, 1998
filing date -
Aug 4, 1992
priority date (Note) -
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status (Latency Note)
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Abstract
Corrugating apparatus that includes paddles and an ultrasonic welding device. The paddles are attached at one end to a transport that moves about a path. The paddles extend radially from the transport, and each paddle has a free end that is capable of supporting a web as the paddles move about the path. The free ends of the paddles are able to move towards each other to cause the web to corrugate. The ultrasonic welding device is located downstream to where the paddles' free ends move towards each other. The ultrasonic welding device has a horn and an anvil, and the anvil includes the free ends of the paddles.
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