Insole for shoe
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United States of America Patent
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-
Jan 6, 1987
Grant Date -
N/A
app pub date -
Sep 14, 1984
filing date -
Sep 30, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An insole for use in athletic shoes comprises an upper layer, a lower layer laminated on the upper layer, and a shock-absorptive foamed material layer laminated on the underside of the lower layer at least at the heel portion. The upper layer has a hardness of 30.degree.-50.degree., and the lower layer has a hardness of 50.degree.-70.degree.. The shock-absorptive foamed material layer has a hardness of 50.degree.-80.degree..
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