04130947 is referenced by 131 patents and cites 6 patents.

A sole for footwear, especially sports footwear, has a lower layer provided with transverse ribs and an upper shock-absorbing layer. The lower layer may be of natural rubber of Shore hardness from 55 to 60 and the upper layer of lower-density natural or synthetic rubber of Shore hardness about 40.

Title
Sole for footwear, especially sports footwear
Application Number
5/819677
Publication Number
4130947
Application Date
July 28, 1977
Publication Date
December 26, 1978
Inventor
Francis Denu
La Walk
FR
Agent
Brisebois & Kruger
Assignee
Adidas Fabrique de Chaussures de Sport
FR
IPC
A43C 15/00
A43B 13/12
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