Universal Sole

Abstract

Universal sole designed to help a user adapt his walking or running gait to the surface over which he is moving or to the peculiarities of his individual leg/foot System by individually adjusting the hardness and thickness of several areas of the sole. Each area consists of one or more layers of a flat coil of elastic extensible airtight and optionally reinforced rubber tube which may be flattened or inflated beyond its nominal diameter as a function of the pressure introduced by the action, as the user walks, of a small pump located inside the sole underneath the user's heel and adjustments and isolations performed manually with a System of valves built into the thickness of the sole. The coils, the valve System and the pumping System are either located and bonded between layers of foam containing the impression of the coils and filling the spaces between laces or placed in a mould or in a sole in the shape of a boat, a filling material then being introduced to fill the empty spaces. The resulting soles or sole elements can be used on ail kinds of shoes.

Description

TECHNICAL FIELD[0001]This invention relates to soles for shoes and concerns a device designed to help the walker adapt his / her walking or running to the type of ground encountered or to the particularities of his / her leg / feet system. The ground's characteristics refer to its hardness, its forward or descending, right or left incline. The leg / feet system characteristics refer to leg shape such as bow legs, a stance to correct, or joint or muscle pain to alleviate or stimulate.[0002]The invention also applies to the method of manufacturing elements of the sole.BACKGROUND ART[0003]This kind of situation is usually dealt with by having different pairs of shoes with soles of various degrees of stiffness / thickness and even orthopedic soles in extreme cases.[0004]The major drawback of existing solutions is the need for a different pair of shoes to deal with each situation and that can't adjust to the various kinds of ground and circumstances encountered during an outing.[0005]Although it i...

AI Technical Summary

Benefits of technology

[0013]The device stated in this invention provides solutions to the above stated drawbacks, it consists of inserting a universal sole under the shoe be it a regular town, ...

Problems solved by technology

The major drawback of existing solutions is the need for a different pair of shoes to deal with each situation and that can't adjust to the various kinds of ground and circumstances encountered during an outing.

Although it is easy to find corrective shoes resembling regular town shoes, it is not easy to find readymade and affordable corrective shoes for sports.

Especially concerning sports, manufacturers offer models adapted specifically to each athletic discipline or type of ground, with the shoes being designed for optimal performance and not adapted to the specificity of the individua...

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