Air ventilation structure of shoe sole
AssigneeCs Corporation
InventorsTomohiro Hayashi, Minoru Tanaka
Life of this patent
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Abstract
A ventilation structure of a shoe sole of the present invention includes the shoe sole 1 formed with a through hole 5 vertically passing therethrough. The through hole 5 is fitted with a ventilation part 6. The ventilation part 6 comprises a flange portion 60 and the projection 61. The flange portion 60 engages the upper surface 2a of the shoe sole 1 so that the ventilation part 6 does not drop off the through hole 5. The projection 61 extends into the through hole 5. The projection 61 is provided with a vent hole 62 vertically passing therethrough for the passage of air.
Claims7
A ventilation structure of a shoe sole for ventilating a space within the shoe, comprising:
- a shoe sole including a through hole vertically passing through the shoe sole;
- and
- a ventilation part being fitted into the through hole;
- the ventilation part comprising:
- a flange portion engaging with an upper surface of the shoe sole so as to prevent the ventilation part from dropping out of the through hole;
- and
- a projection extending into the through hole partway;
- and
- the projection including a vent hole formed vertically through the projection for the passage of air.
Dependencies are inferred from the claim text.