Patent ID: 11871815
Assignee: ATMOS AIRWALK AG
Field: Other special machines (Mechanical engineering)
Classification: CPC A  B | IPC A  B

Claim 13:
14. The method of claim 8, wherein providing the upper, the midsole and the outsole comprises providing a midsole comprising a recess arranged in the heel region for receiving a bellows of the air pump device,
wherein the recess extends horizontally at the sides and at the back of the shoe, by a distance of approximately 1-5% of the length of the shoe from the edge of the midsole,
wherein the bellows are formed by the recess that is covered by the upper face of the outsole and
wherein a section of the at least one air intake duct and a section of the at least one air-guiding duct opening into the interior of the shoe are formed in the midsole.