Patent number: 52554524 J; e0 M6 x! p7 J& o6 N7 |0 O二、专利摘要
Filing date: Jun 29, 1992- {! }! H5 K9 J: l
Issue date: Oct 26, 1993
Inventors: Michael J. Jackson, Michael L. Bush, Dennis Tompkins
Assignees: Triumph International, Inc.* S* C0 K, s" P' ~' U. I9 K
Primary Examiner: M. Denise Patterson8 t0 b; N& }9 W1 [ h0 T& R
U.S. Classification: 36113; 36/1; 36136; 36/80; 36132
International Classification: A43B 500; A43B 300
A system for allowing a shoe wearer to lean forwardly beyond his center of gravity by virtue of wearing a specially designed pair of shoes which will engage with a hitch member movably projectable through a stage surface. The shoes have a specially designed heel slot which can be detachably engaged with the hitch member by simply sliding the shoe wearer’s foot forward, thereby engaging with the hitch member.. u' j6 J4 u/ `) d可以把上面的摘要简短表述为:
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