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US 8,984,771 B1Granted
Cushioning sole for footwear
OwnerHyman Kramerinventor
Life of this patent
Estimating the term…
Abstract
A cushioning sole for footwear includes a heel portion, an opening, and a cushioning slide. The heel portion includes a top surface and a bottom surface. The opening extends vertically through the heel portion from the bottom surface to the top surface. The cushioning slide is disposed in the opening and extends out from the top surface and out from the bottom surface.
Claims17
A cushioning sole for footwear, the cushioning sole comprising:
- a heel portion having a top surface and a bottom surface;
- an opening extending vertically through the heel portion from the bottom surface to the top surface;
- and
- a cushioning slide disposed in the opening and extending out from the top surface and the bottom surface, wherein the cushioning slide comprises an upper portion extending through the top surface;
- a bottom portion extending through the bottom surface;
- and a substrate disposed in the opening between the upper portion and the bottom portion, wherein the substrate has greater flexibility than the upper portion and the lower portion, and wherein the upper portion and the lower portion have greater rigidity than the substrate.
3 more elements
A sole for footwear, the sole comprising:
- a heel portion having a top surface and a bottom surface, wherein a periphery of the heel portion, including at least side edges and a rear edge, is tapered at an angle with respect to a bottom surface of the heel portion;
- an opening extending vertically through the heel portion from the bottom surface to the top surface;
- and
- a cushioning slide disposed in the opening and extending out from the top surface and the bottom surface, wherein the cushioning slide comprises an upper portion extending through the top surface;
- a bottom portion extending through the bottom surface;
- and a substrate disposed in the opening between the upper portion and the bottom portion, wherein the substrate has greater flexibility than the upper portion and the lower portion, and wherein the upper portion and the lower portion have greater rigidity than the substrate.
3 more elements
Dependencies are inferred from the claim text.