| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a ventilation structure of a shoe suppressing discomfort due to sweaty foot by introducing outside air into the shoe body for ventilation even when the shoe is worn for a long time. <P>SOLUTION: The ventilation structure includes: an air pump 6 which is arranged in the midsole 3 of a shoe body 2 to be stepped on by a user's heel, which is formed in a bag shape with an elastic material and is contracted by the stepping-on operation, thereby delivering the air stored in an air chamber 6a from an air supply part 8, and which, with the stepping-on operation released, is restored by an elastic force of the elastic material to suck in the air from an inlet port 14; an air passage 13 which is communicated through a check valve with the air supply part 8 of the air pump 6 and which guides the air delivered from the air supply part 8 to the toe part 4 of the shoe body 2; and a suction lid 9 which opens/closes the inlet valve 7 with the vertical movement of the heel K in such a manner that the inlet valve 7 is closed with the stepping operation and opened with the release of the operation. <P>COPYRIGHT: (C)2013,JPO&INPIT |
