Process for producing a resilient or padded insert for footwear
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United States of America Patent
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Sep 29, 1992
Grant Date -
N/A
app pub date -
Jun 19, 1990
filing date -
Jan 25, 1988
priority date (Note) -
Expired
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Abstract
A cushioning or padding body for insertion into footwear, a method of manufacturing the body and a method for the simultaneous manufacture and exact fitting of the body to the respective shape of a corresponding part of the foot of the wearer are related. The body comprises a plurality of individual foam material beads alone or a mixture of a plurality of individual foam material beads and a resiliently cushioning, thermoplastically non-deformable plastic material. The beads are each provided with a closed surface and each is generally impermeable to air. The beads are fixed in their position relative to each other by the effect of that.
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