Footwear having improved shock absorption
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 8, 1984
Grant Date -
N/A
app pub date -
Sep 28, 1982
filing date -
Sep 28, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Footwear having improved shock absorption in a shoe having a heel and box portion, a first flat elastomeric bladder supported by the shoe heel portion to bear the weight of the heel of the foot of a user, an elastomeric bladder portion supported by the shoe box portion to bear the weight of the ball portion of the foot of a user, a conduit connecting the first and second bladders, and a valve in the conduit permitting a selectable rate of flow of fluid between the bladders.
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Family
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