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US 4,030,213 AGranted
Sporting shoe
OwnerAlexander C. Daswickinventor
Life of this patent
Estimating the term…
Abstract
The present invention relates to certain novel and valuable improvements in sporting shoes used for running or jogging.
Claims3
A sporting shoe comprising:
- an upper housing;
- a relatively rigid sole disposed beneath and secured to said housing, the bottom surface of said sole being convexly arcuately curved in a longitudinal direction so that its longitudinal center portion provides a pedestal, whereby when a runner wearing the shoe lands upon a running surface with the heel portion of said sole the runner's foot and the shoe will then roll forward in a pivotal movement about said pedestal;
- a first resilient auxiliary sole member secured to the heel portion of said rigid sole;
- and
- a second resilient auxiliary sole member secured to the toe portion of said rigid sole.
2 more elements
Dependencies are inferred from the claim text.