Multistructural support system for a sole in a running shoe

A - Human Necessities – 43 – B

Patent

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Details

A43B 13/18 (2006.01) A43B 5/06 (2006.01) A43B 7/00 (2006.01)

Patent

CA 2740165

A shoe structure for foot strike energy dissipation employs compressible members having an internal void containing a first working fluid A set of mating compressible members connected to a related one of the first compressible members through a fluid conduit such that the first working fluid is transferred from the related compressible member to the mating compressible member responsive to compression induced by foot strike A sole pad and foot bed intermediately constrain the compressible members Cooling tubes are provided for energy dissipation of the second working fluid which bathes the compressible members, conduits and resilient elements A buoyant magnet carried within the void of at least one compressible member is displaced within the compressible member responsive to foot strike An induction coil encircling the compressible member is operatively connected to a resistive element for energy dissipation responsive to electromagnetically generated current resulting from relative motion of the buoyant magnet

Linvention concerne une structure de chaussure assurant la dissipation de lénergie de lattaque du talon. Cette structure comporte des éléments compressibles présentant un vide interne contenant un premier fluide actif. Un ensemble déléments compressibles daccouplement sont reliés à un des premiers éléments compressibles concernés par un conduit de fluide, de telle sorte que le premier fluide actif soit transféré de lélément compressible concerné à lélément compressible daccouplement, en réponse à la compression induite par lattaque du talon. De manière intermédiaire, un coussinet de semelle et une première assise plantaire exercent une contrainte sur les éléments compressibles. Des tubes de refroidissement sont prévus pour assurer la dissipation dénergie du deuxième fluide actif dans lequel baignent les éléments compressibles, les conduits et les éléments élastiques. Un aimant flottant transporté dans le vide dau moins un élément compressible est déplacé dans ledit élément compressible en réponse à lattaque du talon. Une bobine dinduction encerclant lélément compressible est reliée, de manière opérationnelle, à un élément résistif pour assurer la dissipation de lénergie en réponse à un courant généré de manière électromagnétique, suite au déplacement relatif de laimant flottant.

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