Ultrasonic sealer
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Aug 12, 2003
Grant Date -
N/A
app pub date -
Sep 22, 2000
filing date -
Mar 23, 1998
priority date (Note) -
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Abstract
An ultrasonic sealing apparatus comprises at least one horn having an elongated sealing face for sealing a packing material. Plural converters are erected on a side of the horn opposite to the sealing face for resonating the horn with a vibrating frequency. The ultrasonic sealing apparatus has a length that is one wavelength of the vibrating frequency and is fixed in position to a sealing jaw at a nodal plane of the vibrating frequency.
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