US2009151201A1PendingUtilityA1

Masai Walking Specialized Shoes

Assignee: RYNKOREA CO LTDPriority: Dec 13, 2007Filed: Jun 26, 2008Published: Jun 18, 2009
Est. expiryDec 13, 2027(~1.4 yrs left)· nominal 20-yr term from priority
Inventors:Ho-Hyoung Lee
A43B 13/145A43B 21/26A43B 13/183
45
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Claims

Abstract

This invention relates to a midsole structure having tunnels for Masai walking specialized shoes, wherein spring shank comprising front shank and rear shank coupled with more than one spring is built such that three steps of rolling movement occur actively during walking three steps of landing, center moving and leaving steps and arch styled finger pressure effect occurs because the front and rear shank are compressed.

Claims

exact text as granted — not AI-modified
1 . Masai walking specialized rolling shoes, capable of playing Masai walking, comprised of a leather, slipsole, insole, midsole and convex shaped outsole, wherein the midsole is made of polyester or polyurethane with hardness 40˜60, has a convex arch shape from the front portion to rear portion, the inclination angle of the heeltap is 25˜45 degrees, plural tunnels ( 22 ) penetrated from a side to the other side of the rear portion are formed integrally with the midsole, plural upper projections ( 24 ) and under projections ( 26 ) are formed integrally with the midsole; and a spring shank ( 60 ) is built in the upper portion of the midsole ( 20 ), and the front shank ( 62 ) and rear shank ( 64 ) are coupled with at least one spring ( 66 ). 
   
   
       2 . Masai walking specialized rolling shoes according to  claim 1 , the spring ( 66 ) of the spring shank is coated with a cover ( 70 ). 
   
   
       3 . Masai walking specialized rolling shoes according to  claim 1 , the spring shank is forked with plural slits ( 62   a ) from a given position into the free end of the front portion, and comprised of a front shank ( 62 ) having plural front spring links ( 63 ) on the rear portion thereof; a rear shank ( 64 ) having plural rear spring links ( 65 ) on the front thereof; and plural spring ( 66 ) coupled with the front spring links ( 63 ) and rear spring links ( 65 ).

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