User-specific shoe coil spring system and method

Details User-specific shoe coil spring system and method User-specific shoe coil spring system and method

A - Human Necessities

43

B

36/81

A43B 13/18 (2006.01)

Patent

CA 2034780

ABSTRACT OF THE DISCLOSURE A user-specific shoe sole coil spring system provided as a customized layout of individual coil springs which are seated in a shoe sole cushion having prefabricated circular depressions on its surface. The coil spring system layout and stiffness characteristics may be customized to serve the needs of different users and different applications. A user's weight and particular comfort and/or orthopedic requirements are met in a given shoe size by fitting it with a greater or lesser quantity of springs with different levels of stiffness, or the layout may be a combination of levels. The result is a shock absorption distribution patterns and energy return system for the shoe sole cushion to suit the requirements of a particular application. The sole cushion has a cover strip overlaying the coil spring system which is openable and reclosable for allowing changes in the layout as required, or an entire sole cushion may be replaced as a unit. 18

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