Back to results
US 8,505,214 B2Granted
Article of footwear
OwnerKa Shek Neville Leeinventor
Life of this patent
Estimating the term…
Abstract
An article of footwear has a shoe body, including a shoe upper and a bendable sole which together define a first cavity, and the sole includes a second cavity. A pump is positioned inside the second cavity and it is operated by a device inside the sole. This device contains at least one portion movable within the second cavity against the pump in response to bending or unbending of the sole.
Claims14
An article of footwear comprising:
- a shoe body including a shoe upper and a sole including a bendable portion which together define a first cavity;
- said sole comprising a second cavity;
- at least one pump positioned in the second cavity;
- an actuation member comprising a first end and a second end opposite the first end, and the actuation member positioned inside said sole;
- the actuation member comprising a rotation region at which the second end of the actuation member is rotated relative to the first end of the actuation member;
- and
- the second end of the actuation member is a movable free end with respect to the first end and actuates the pump member by pressing or pulling against said pump member within the second cavity in response to bending or unbending of said sole.
4 more elements
Dependencies are inferred from the claim text.