Non-Slip Outsole for Winter Shoes
OwnerAlain Knappinventor
Life of this patent
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Abstract
An outsole for a shoe includes i) a main tread to be secured to a shoe, the main tread having a sole portion and a heel portion, ii) at least one non-slip element integrated to the main tread and being positioned within one of the sole and heel portions; and iii) a retractable crampon, including at least one spike, that is mounted to the other one of the sole and heel portions of the main tread. The retractable crampon is movable between a deployed position, wherein the at least one spike extends from the main tread, and a retracted position, wherein the at least one spike is prevented from contacting the ground by the main tread.
Claims17
An outsole for a shoe comprising:
- a main tread to be secured to a shoe;
- the main tread having a sole portion and a heel portion;
- at least one non-slip element integrated to the main tread and being positioned within one of the sole and heel portions;
- and
- a retractable crampon, including at least one spike, that is mounted to the other one of the sole and heel portions of the main tread;
- the retractable crampon being movable between a deployed position, wherein the at least one spike extends from the main tread, and a retracted position, wherein the at least one spike is prevented from contacting the ground by the main tread.
Dependencies are inferred from the claim text.