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Footwear with ventilating and shock-absorbing device
   
Document Number
US Patent 7254903
Issued Date
August 14, 2007
Link
Inventors
Cho; Jong Soo (Sasang-Gu, Busan 619-201,KR)
Jeong; Hyeon San (Keumjung-Gu Busan, 60P-202,KR)
Map
Abstract
Disclosed is footwear including a ventilation and shock-absorbing device having an air pump and a check valve for passing air supplied by the air pump. The footwear includes an air chamber provided at a front of the check valve for storing the air supplied through an inlet passage connected to the check valve, and an air tube having one or more discharge holes for discharging the air stored in the air chamber into the footwear.
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Number of Claims:
16
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Owner
Published
August 14, 2007
Application Number
11/265,663
Filed
November 2, 2005
US Classification
36/3R   36/3B
Int'l Classification
A43B   7/06   (20060101)  
Examiner
Attorney/Law Firm
Parent Case
This application is a continuation of pending International Patent Application No. PCT/KR2005/000033 filed Jan. 6, 2005 which designates the United States.
USPTO Field of Search
36/3B   36/3A   36/3R  
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7493706 - Shoe with cushion and ventilation device

Provided is a shoe with a cushion and ventilation device. The cushion and ventilation device includes an air pump having an air discharge tube provided at its one side, and an air tube having a connection pipe connecting to the air discharge tube of the air pump, and an air chamber, wherein the air pump is provided by placing an upper sheet having a cavity on a lower sheet having an intake hole, and thermally bonding circumference surfaces of the upper and lower sheets using microwave, and wherein the upper and lower sheets further comprise a sponge having contraction and restoring forces therein.

Claims
Description
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