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Match Document Document Title
9021719 Shoe spring and shock absorbing system  
Footwear with a powerful arch spring made with spring boards that can be utilized by the heel and ball of the foot areas during impact for efficient energy storage and return during walking,...
8707582 Energy storage and return spring  
A spring shoe, and also in particular a spring, as well as a method of returning energy to a user, are provided. In one embodiment, a method and apparatus stores foot strike energy and releases it...
8617033 Exercise apparatuses and methods of using the same  
An exercise apparatus includes a pair of step-up apparatuses wearable on feet of a user. Each step-up apparatus is configurable between an expanded configuration and a compressed configuration to...
8615900 Footwear provided with spring means and as such spring means  
The invention relates to footwear comprising a sole and an upper, which sole is attached to spring means supported on a ground surface, which spring means comprise at least one U-shaped spring...
8528233 Full suspension footwear  
A method and apparatus for enhancing the ability of a human to run and jump with comfort comparable to running barefoot on a trampoline and with control comparable to that of the unaided human...
8510970 Shoe sole with energy restoring device  
The present disclosure describes a performance enhancing shoe sole that includes an anterior support structure and a posterior support structure that are connected by a first support structure....
8286372 Footwear with energy accumulation  
Footwear with energy accumulation is presented. In a first version, the footwear comprises a sole, back, associated therewith, and fixation means coupled with the sole and back for securing a...
8220181 Full suspension footwear  
A method and apparatus for enhancing the ability of a human to run and jump with comfort comparable to running barefoot on a trampoline and with control comparable to that of the unaided human...
7950166 Simplified energy-return shoe system  
A simplified energy-return shoe system includes an energy-return shoe system is disclosed including a shoe portion for containing a user's foot with an upper sole having an upper toe sole area and...
7937853 Footwear for the diet equipped with the buffering means  
The present invention relates to a health and diet footwear with buffering means that has a plurality of spring members mounted on the lower portion thereof, thereby obtaining substantially higher...
7900376 Shoe spring and shock absorbing system  
Footwear with a powerful arch spring made with spring boards that can be utilized by the heel and ball of the foot areas during impact for efficient energy storage and return during walking,...
7788823 Full suspension footwear  
A method and apparatus for enhancing the ability of a human to run and jump with comfort comparable to running barefoot on a trampoline and with control comparable to that of the unaided human...
7770306 Custom article of footwear  
The present invention teaches a custom article of footwear, a method of making the same, and a method of conducting retail and Internet business. In particular, the components of the custom...
7290354 Shoe suspension system  
A shoe suspension system for use with a shoe or boot having an upper and lower sole. The system includes a first tandem hinge pivotally engaged between the upper toe sole and the lower toe sole...
6996922 Jump shoes  
The present invention relates to jump shoes, at which a coil spring 40 is installed, wherein a flexible blocking member 50 is installed to fully enclose around the middle layer 20 and the bottom...
6952990 Land mine overpass tread design  
A land mine pressure fuse avoidance system has a base. A tread on the base contacts the ground around a land mine and independently distributes pressures around the ground. The tread has plural...
6944972 Energy return sole for footwear  
An article of footwear having an upper, an outsole defining a ground engaging surface, and a sole disposed between the upper and the outsole. The sole includes an energy return system having a...
6775927 Removable heel cushion  
A removable heel cushion is described. The cushion is comprised of a heel pocket and a resilient shock absorber configured for placement within the heel pocket. The assembled removable heel...
6751892 Minefield shoe and method for manufacture thereof  
A minefield shoe for reducing the danger of accidental detonation of a land mine by a wearer of the shoe, the shoe including: (a) a cushion including a plurality of inflatable compartments, the...
6523280 Bouncing device  
A lightweight bouncing sandal for youths, comprising a tough thin bottom layer, which is durable enough to withstand repeated scuffing and impacting with the ground and has an exposed textured...
6463680 Shoe device  
A shoe device for offsetting the affects of nerve injuries. The shoe device includes a sole having an upper surface, a lower surface, a front end and a back end. A peripheral edge extends between...
6436012 Sporting and exercising device having a spring portion with stringed/clipped shock absorbers  
The present invention relates to a sporting and exercising device comprising an upper foot-receiving portion and a lower spring portion. The spring portion comprises an upper spring layer arched...
6397496 Article of footwear  
An article of footwear having a support structure in the form of a boot (10) a primary lever (22) being pivotally mounted adjacent the heel of the boot (10), the primary lever (22) extending...
6318001 Springy sports shoe  
A springy sports shoe includes a boot which is fastened in the sole to a springy body and an elastic body by a fastening body. The fastening body is formed of an upper body which is fastened to...
6314661 Sandal device  
A sandal device has an outsole, an air cushion, and an insole. The air cushion has two periphery flanges, a periphery spacing, a plurality of hollow protrusions, and a plurality of hollow sockets....
6131309 Shock-absorbing running shoe  
A shock-absorbing running shoe has a sole attached to an upper, with a carriage in the upper adapted to receive the rear portion of a runner's foot. The sole has a collapsible area below the...
6029374 Shoe and foot prosthesis with bending beam spring structures  
A midsole system for a running shoe or foot prosthesis have a sole spring, a heel spring and/or a forefoot spring stores energy of foot impact and releases it during the running cycle. A preferred...
6009636 Shoe construction providing spring action  
A shoe for running, cross training and the like includes a base member including a raised front portion and a rearwardly extending rear portion. A U-shaped spring is disposed beneath the raised...
5845419 Spring overshoe  
A spring shoe that includes a foot engaging portion, an upper platform, an intermediate platform, a first specifically configured spring, a lower platform, and a second specifically configured...
5752329 Walking and hopping shoe with a massaging sole surface  
An improved walking and hopping shoe comprises a shoe body having at least a detachable soft stimulating piece of a stimulating and deodorizing double insole on an inside bottom of the shoe body,...
5701685 Triple-action, adjustable, rebound device  
A lightweight sole construction to be secured beneath a shoe for comfortable stride amplification by absorbing and releasing a user's impact energy. The invention accomplishes this by providing...
5675915 Impact absorbing soles for parachutists  
An impact absorbing device for parachutists is disclosed. A conventional rshoe may be modified by riveting or otherwise fastening hook and loop material to the bottom of the overshoe. An impact...
5621984 Amusement footwear having a resilient sole  
An amusement footwear comprises an insole, an outsole, and a resilient portion disposed between the insole and the outsole for providing the footwear with a bouncing effect. The resilient portion...
5617651 Forefoot relieving shoe, more particularly for postoperative treatment  
For ensuring longer wear or utilization times without damage to the walking block, the sole portion (11) of the forefoot relieving shoe, more particularly for the postoperative treatment, with a...
5561920 Shoe construction having an energy return system  
A shoe construction having an energy return system together with features providing cushioning and stability. The energy return system includes a rigid frame having a torsional rigidity bar in the...
5517769 Spring-loaded snap-type shoe  
A spring-loaded snap-type shoe including a compressible flexible sole having a bottom wall, a top wall, and a peripheral side wall extended therebetween to define a hollow interior, the sole...
5502901 Shock reducing footwear and method of manufacture  
An article of footwear has an outsole with a cavity in the heel region in which a cushioning insert is installed to cushion impacts and provide added lift to the wearer. The heel region of the...
5423136 Segmented bouncing attachment for shoes  
An attachment for the soles of shoes to provide a cushioned bouncing effect. The attachment has wall rising on each side of base which the user's shoe rests and securing straps attached to the...
5381608 Shoe heel spring and stabilizer  
A thin, heel-sized plate formed of a composite sandwich of thermoplastic resin and carbon-glass fiber cloth has a pair of upwardly-flanged lateral edges, front and rear ends, and an integral,...
5367790 Shoe and foot prosthesis with a coupled spring system  
The invention relates to a sole system for use especially with an athletic shoe or prosthesis. The sole includes a coupled spring configuration that forms a collapsible, longitudinal arch to...
5343636 Added footwear to increase stride  
A device to be worn beneath footwear or an unshoed foot for increasing stride and reducing fatigue while providing comfort and stability by absorbing the energy in a stride and by releasing that...
5343637 Shoe and elastic sole insert therefor  
A shoe having an outer sole, an upper attached to the outer sole for enclosing the wearer's foot, and an insole. A compressible and expansible elastic insert is accommodated in a cavity between...
5337492 Shoe bottom, in particular for sports shoes  
A shoe bottom (2), in particular for sports shoes, having a plurality of individual flexurally resilient carrier elements (21) which are directed transversely with respect to the longitudinal...
5301441 Pneumatic bouncing boot  
A boot for recreational exercise which is equipped with a pneumatic ball spring. The ball is configured as a first semi-ovoid segment and a second smaller semi-ovoid segment which intersect at a...
5279051 Footwear cushioning spring  
An article of footwear, for example, an athletic shoe designed for walking, running, or other sports activities. The article of footwear is provided with an upper, an outsole, and a midsole...
5195258 High-heeled footwear  
A high-heeled shoe has a resilient U-shaped blade which forms the heel of the shoe, one limb of the blade being fixed to a rear portion of the sole of the shoe, and the other limb of the blade...
5070629 Sweet spot sole construction  
A shoe construction having an energy return system together with features providing cushinoning and stability. The energy return system includes a rigid frame having a torsional rigidity bar in...
5068981 Self-ventilating device for a shoe insole  
A self-ventilating device for a shoe insole, which includes a heel chamber body having a spring disposed therein, an inlet valve having a plurality of sole aperture for communicating with a...
5060401 Footwear cushinoning spring  
An article of footwear, for example, an athletic shoe designed for walking, running, or other sports activities. The article of footwear is provided with an upper, an outsole, and a midsole...
4912859 Spring shoe  
A spring shoe is provided, of the type which includes a top plate that holds a person's foot and a bottom plate coupled to the top plate through springs to allow for vigorous jumping, wherein the...

Matches 1 - 50 out of 95 1 2 >