Footwear having spring assemblies in the soles thereof
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United States of America Patent
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Dec 28, 1999
Grant Date -
N/A
app pub date -
Jan 29, 1998
filing date -
Jan 29, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A shoe having a preassembled spring assembly incorporated into the sole thereof is provided. The spring assembly includes a pair of plates having a plurality of apertures formed therein. The pair of plates define an upper plate and a lower plate in which the apertures formed in the upper and lower plates are axially aligned when the upper plate is disposed directly above the lower plate. A plurality of spring members are disposed between the upper and lower plates. The spring members are axially aligned with the plurality of apertures. A mechanism for retaining the spring members between the upper and lower plates is also provided. The mechanism for retaining is designed for retaining the upper and lower plates at a predetermined distance.
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