04722131 is referenced by 144 patents and cites 8 patents.

An air cushion shoe sole which is preferably blow molded of elastomeric material and has at least one cavity which in cross-section is substantially rectilinear. The cavity has a number of depressions and each cavity has an air valve for introducing a shock absorbing material, namely gas, liquid, or a combination thereof into that cavity. Each air valve has means in it for automatically bleeding off a portion of the shock absorbing material introduced into the cavity once the pressure of that material reaches a predetermined level.

Title
Air cushion shoe sole
Application Number
784512
Publication Number
4722131
Application Date
March 16, 1987
Publication Date
February 2, 1988
Inventor
Ing Chung Huang
No. 15, Je Ho 1st Street, Kaohsiung
TW
Agent
Holman & Stern
IPC
B32B 1/10
B29C 49/04
B29C 49/20
B29C 67/20
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