FOOTWEAR STROBEL WITH BLADDER HAVING GROOVED FLANGE AND METHOD OF MANUFACTURING
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United States of America Patent
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Issued Date -
Apr 4, 2024
app pub date -
Dec 11, 2023
filing date -
May 31, 2018
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Abstract
A strobel for an article of footwear comprises a polymeric bladder that defines an interior cavity. The polymeric bladder is configured to retain a fluid in the interior cavity. The polymeric bladder has a peripheral flange extending around at least a portion of a perimeter of the interior cavity. The peripheral flange defines a groove extending along the peripheral flange. The polymeric bladder may include a first polymeric sheet bonded to a second polymeric sheet at the peripheral flange and joined to the second polymeric sheet at a plurality of interior welds. Methods of manufacturing a strobel and manufacturing footwear are included.
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