Abstract: A support structure for footwear includes a longitudinally extending member to which a plurality of laterally extending supports members are secured at spaced apart locations along a length of the longitudinal member. The support structure may extend along the entire length of a footwear or may be specifically designed for the forefoot, midfoot, or hindfoot areas of a footwear. The support structure may be combined with plate-like structures or may include a plurality of longitudinally extending members. The lateral supports may extend in a generally horizontal plane or may extend in an upward or downward direction out of the horizontal plane. Furthermore, the longitudinal and lateral members may be made of different materials, or each may be made of a plurality of different materials to provide the desired characteristics of the support structure at a given location in the footwear. Different portions of the longitudinal member may be more or less flexible than the lateral supports.

Abstract: An article of footwear with an outer member including slots that increase flexibility is disclosed. The outer member also includes an inner plate including a set of protective strips. The inner plate is disposed along an inner surface of the outer member so that the protective strips are aligned with and cover the slots in the outer member.

Abstract: A footwear article comprising a generally elongate sole for engagement with and support of the foot of a person, said sole having an upper surface, a lower surface, a first portion being for interaction with at least the heel region of the foot of the person and a second portion for interaction with at least the metatarsal region of the foot of the person; and a foot engagement means for securing the footwear article to the foot of a person. The footwear article being characterised in that a first portion of the sole includes a first material having a first material property and the a second portion of the sole includes a second material having a second material property; and said first portion and said second portion extend at least to the upper surface of the sole and first material property provides for dampening of load imparted to the foot of the person upon contact with a surface.

Abstract: The therapeutic cushioned sole has a base that carries a cushioning material capable of simulating the feeling of walking on grass. The cushioning material may attach to the bottom of the footwear, such as a sandal or an over-shoe, or may affix to an after-market insole designed to replace or complement a stock insole. The cushioning material includes an artificial grass-like material such as field turf, Astroturf, or another like material and may be formed in different densities and lengths depending on the comfort level specific to a particular use or wearer.

Abstract: A shoe for improving use efficiency through reduction of neuromuscular fatigue. The shoe comprising a midsole with a suspension element and a hinge.

Abstract: Disclosed is a shoe with elasticity, which can be easily and conveniently put on and taken off a user's food and can always maintain the original shape thereof. The shoe with elasticity, comprising a sole serving as a bottom of a shoe, an upper combined with edges of the sole for covering a top and sides of a user's foot when a user wears the shoe, an elastic member coupled to the counter of the upper for covering the heel of the user's foot, a support, extending backward from the counter of the upper of the shoe and combined with a lower end portion of the elastic member, for supporting the heel of a user, and a fixing member having a first end fixed to one side of the upper and a second end detachably attached to the other side of the upper, for surrounding the exterior of the elastic member and fixing the user's foot in the shoe.

Abstract: Articles of footwear having a unitary midsole with an integrally molded toe cap that extends over the wearer's toes are disclosed, in which the midsole is molded in multiple sections one of which includes the integrally-molded toe cap which are joined to one another to provide the unitary midsole.

Abstract: A shoe sole includes a sole bottom portion and an enclosure integrally formed on a periphery of the sole bottom portion. The sole bottom portion forms a hard zone that is made of a carbon fiber composite material mixed with a thermosetting epoxy. The enclosure forms a soft zone that is made of a carbon fiber composite material mixed with a thermoplastic polyurethane (TPU). Thus, the shoe sole has a reinforced strength by provision of the enclosure so that the shoe sole is bonded onto the vamp solidly and stably, thereby enhancing the combination strength between the shoe sole and the vamp. In addition, the shoe sole has a light weight and greater hardness by provision of the sole bottom portion, thereby decreasing the weight of the whole shoe.

Abstract: An article of footwear configured for use as a dance shoe is provided. The article of footwear can include an upper and a two-piece sole connected to the upper. The article can also include a cage support that surrounds a portion of the upper and aids in flexibility of the shoe. The article can also include a single piece liner with an integrated toe box. In addition, the shoe can include an offset lacing system. In another arrangement, the shoe can include an elastic wrap, connected to the bottom of the shoe on the inside of the upper. The wrap can act as a tongue to minimize contact between the offset lacing system and the dancer's foot. In yet another arrangement, the shoe can include different types of outsole supports.

Abstract: The portable travel footwear and method of the present invention overcomes the limitations of footwear of the prior art by providing improved portable travel footwear, that is durable, flexible, elastic, and lightweight. The portable travel footwear protects bare or socked feet from dirty, cold and/or wet floor environments during travel. The present invention can quickly and easily knock-down to fit within small spaces and is quickly and easily erected to fit securely over a foot of any size and/or shape. The portable travel footwear is lightweight so not to burden a traveler with additional weight, to already heavy luggage, for the traveler to carry.

Abstract: The invention relates to a shoe, and in particular but not exclusively a dance or performing arts shoe, comprising a separate shank portion (2) which engages with a separate toe box portion (3) to form a unitary part. The invention also relates to methods of construction of said shoe.

Abstract: A compactable pedicure and evening footwear is a foldable footwear that includes: a foldable sole; a heel retaining extension; a toe separator; and a sandal strap. Therein the footwear transitions into a folded state for storage, and then transitions into an unfolded state for usage. The sole folds and the sandal strap releasably retains the heel retaining extension so as to releasably maintain the footwear in the folded state. The shoe may include an ankle strap and a cover for the sandal strap. A carrying case may also be included.

Abstract: An article of footwear comprising a body portion consisting of a polymer material, the body portion being shaped to resiliently surround a substantial portion of a wearer's foot during use. The article of footwear also comprises a planar insert member locatable within the body portion so as to improve the puncture resistance of the footwear. The body portion may be formed as a single homogenous piece of moulded material and may be deformable between a storage condition and an in use condition.

Abstract: Support structures for footwear and the like include a contacting member (e.g., an outsole) that includes at least two recessed segments extending in a longitudinal direction in the forefoot portion. The recessed segments provide lines of flex such that various regions of the contacting member independently move about the lines of flex and separately engage/disengage from a contact surface when a wearer shifts his/her weight. Additionally or alternatively, the contacting member may include a set of traction members in the forefoot portion that inhibit forefoot movement in a lateral direction while optionally allowing forefoot movement in a medial direction and a set of traction members in a heel portion that inhibit heel movement in the medial direction while optionally allowing heel movement in the lateral direction. Such support structures may be used, e.g., for golf shoes or shoes for other activities requiring a swinging or twisting action.

Abstract: An improved resilient shoe includes a heel having a cavity extending under the instep portion of the shoe's upper housing compression springs, a mainspring located at approximately the heelstrike point and two auxiliary springs for stability located forward of the mainspring toward the toe. The action of the springs is distributed throughout the sole by a resilient layer of softer rubber in the bottom pad of the heel portion. In an alternate embodiment, the structural walls of the heel portion are configured such that the heel flexes responsive to the forces of the wearer's weight and the captive springs. The shoe is preferably further configured such that external air enters around the wearer's foot and flows through holes in the sole and into the heel, and is controllably directed out to the exterior of the shoe through a one-air air exhaust valve thereby ventilating the wearer's foot while walking.

Abstract: An article of footwear including an upper formed of a flexible upper material and a sole formed of a flexible sole material, wherein the sole is rolled, folded, or collapsed onto itself to reduce the volume of the article of footwear. The article of footwear in a collapsed state can then be packaged in a container. This container can be dispensed by a vending machine in a convenient urban area.

Abstract: A shoe provides a suspended orthotic system that includes at least a contoured, three-dimensional chassis configured with a heel cup. The chassis provides the primary support and determines the shape and form of the shoe. The chassis receives a footbed, which includes a first material integrally formed with a second material, both materials operating to provide an orthotic benefit. A shoe sole includes a number of pods that are selectively arranged and coupled to the chassis to actively suspend the chassis and the footbed. The shoe can further include a dynamic arch support system that manually or automatically adjusts the arch region of the shoe. The shoe may be more comfortable, provide biomechanical advantages, be lighter, and be more stylish than traditional shoes.

Abstract: A shoe for dancing, comprising a forefoot portion, wherein the forefoot portion comprises a forefoot sole and a front upper; a rearfoot portion comprising a rearfoot sole including a high heel; a midfoot portion comprising a midfoot sole; and a rigidified section that extends at least partway from the rearfoot portion to partway into the midfoot portion, leaving a gap between the rear edge of the forefoot portion and the front end of the rigidified section so that there are at least two zones of flexibility in the midfoot portion, the first zone being relatively rigid for supporting a weight bearing midfoot, and the second zone being relatively flexible, the overall midfoot portion allowing the wearer to perform both dorsiflexion and plantar flexion of the foot over a full range of movement.

Abstract: Footwear architecture(s) and associated closure systems. A footwear closure system is described with an anchor section, affixed to a forefoot portion of an upper of the footwear, and an engagement section, coupled with the anchor section through an elastomeric material, to removably engage a rearfoot portion of the upper of the footwear, securing the rearfoot portion to the forefoot portion.

Abstract: Disclosed is a shoe provided with at least one elastic body, which is combined with the outer sole thereof, so that friction induced in the shoe itself can be reduced, thereby enhancing the endurance of the shoe, and the shock absorption efficiency of the shoe becomes excellent, thereby allowing walking to be easier. The inventive shoe provided with at least one elastic body includes a plate-type outer sole protection sheath (21), a plate-type elastic body (22) stacked on the outer sole protection sheath (21), an outer sole body (23) stacked on the entire area on the top of the outer sole protection sheath (21) including the top of the plate-type elastic body (22), and a block type elastic body complementarily fitted in the outer sole body (23).

Abstract: Disclosed are an elastic sole member which optimizes between a shock absorbing function and repulsive elastic force, between which a tradeoff relationship exists, and a shoe with the elastic sole member. The elastic sole member includes a sole body which is upwardly inclined toward a back end thereof, and an elastic member comprised of a fixing piece inserted through and fixed in a space formed through an upwardly inclined back portion of the sole body, and an elastic plate extending from the fixing plate while it is downwardly inclined and having a first end exposed to the outside and a second end spaced apart from the sole body, in which the elastic sole member elastically contracts when external force is applied to a back portion of the sole body while the fixing piece serves as the elastic support axis and provides elastic recovery force when the external force is removed.

Abstract: The invention relates to a self-ventilated, ergonomic footwear item and elastomeric sole. According to the invention, both sides of the sole comprise a plurality of longitudinal grooves, in the area corresponding to the sole of the foot, which are essentially parallel to the edge of the sole closest thereto and which have a depth equal to half of the height of the sole. Moreover, the grooves are disposed in an alternating manner in relation to one another on either side of the sole in the form of a bellows-type structure. The upper comprises a perforated elastic laminar body which is disposed beneath the insole in the area corresponding to the sole and the foot and which, together with the sole, forms a chamber having a volume that varies upon walking. In addition, three thick bands are solidly connected to the body and the upper in order to stiffen said elastic laminar body, namely: one longitudinal band and two transverse end bands.

Abstract: A skateboard shoe comprising a plurality of fluid chambers able to move and flex independently from one another along the bottom portion of the midsole is shown and described. The midsole acts as both a stabilizing midsole and an impact cushioning midsole while improving the fit of the shoe so it moves with the foot.

Abstract: Footwear includes a shaft and a shell connected to the shaft. The shaft includes an expandable portion adapted to expand to facilitate ease of entry and exit of a heel of a foot into and out of the shell. The expandable portion is surrounded by a material forming the shaft.

Abstract: A foldable shoe having a sole comprises a forward sole portion extending from a front toe part of the shoe to an in-step part, a rear sole portion extending from a rear most part of the shoe to said in-step, said forward sole portion and said rearward sole portion co-operating to form a substantially continuous sole when the shoe is worn by a user; and said forward sole portion and said rearward sole portion being separable from each other when the sole is in a folded condition.

Abstract: Support structures for footwear and the like include contact surface-contacting members (e.g., outsole structures) having an exterior surface that includes: (a) a recessed segment extending longitudinally from a forefoot to a heel portion, (b) plural lateral motion inhibiting traction elements in the lateral, forefoot portion, and (c) plural medial motion inhibiting traction elements in the lateral, heel portion. The recessed segment provides a flex line about which the medial and lateral sides of the surface-contacting member can move to independently engage and disengage from a contact surface as a wearer's weight shifts. In at least some structures, the lateral side of the foot-supporting member may be less flexible and/or more stable than the medial side. Support structures of the types described above can allow more of the surface-contacting member to remain in contact with the ground and provide a solid base or support for the movement or activity.

Abstract: An article of footwear including an upper formed of a flexible upper material and a sole formed of a flexible sole material, wherein the sole is rolled, folded, or collapsed onto itself to reduce the volume of the article of footwear. The article of footwear in a collapsed state can then be packaged in a container. This container can be dispensed by a vending machine in a convenient urban area.

Abstract: An insole for footwear that is capable of providing a protective layer between a plantar surface of a human foot and an upper surface of a sole of the footwear. The insole can have a first portion positioned in a rearfoot region of the insole and a second portion positioned at a forefoot portion of the insole, wherein the second portion can be more flexible than the first portion. The insole may further include a toe piece positioned in a toe region of the insole and a footbed that overlays the first portion of the insole, the second portion of the insole, and the toe piece of the insole.

Abstract: A sole for an article of footwear is provided. The article of footwear defines a lateral edge, a medial edge, a forefoot region, a midfoot region and a heel region. The sole includes an outsole having a thickness and at least one slot in the outsole. The slot extends in a substantially longitudinal direction. A longitudinal centerline is defined midway between the lateral edge and the medial edge. The slot crosses over the longitudinal centerline in at least one of the forefoot region and the midfoot region. An article of footwear having the sole attached to an upper is also provided.

Abstract: An article of footwear is constructed to dynamically provide width adjustment by cooperative expansion and contraction of a longitudinal split midsole with an expansion element integrated with an outsole that allows the midsole to expand from a narrow width to a wider width. The upper of the shoe has a corresponding section that can expand to a similar degree as the midsole and outsole to enable the volume of the upper to increase proportionally to the width of the sole.

Abstract: An article of footwear is constructed to dynamically provide width adjustment by cooperative expansion and contraction of a longitudinal split midsole with an expansion element integrated with an outsole that allows the midsole to expand from a narrow width to a wider width. The upper of the shoe has a corresponding section that can expand to a similar degree as the midsole and outsole to enable the volume of the upper to increase proportionally to the width of the sole.

Abstract: A resilient sole comprises a foot-shaped recess on the upper layer of the sole; a plurality of resilient hollow cylinders arranged in the recess, each of the hollow cylinders having open top that is an arched surface and capable to be closed.

Abstract: An article of footwear having an upper and a sole is disclosed. The sole of the article of footwear includes a midsole having a support portion and a plurality of projections extending from the support portion. The sole of the article of footwear also includes a plate contacting the support portion having a body positioned in an area between the plurality of projections. The plate further includes a plurality of openings which correspond to the plurality of projections and allow the projections to extend below the body of the plate. The plate further includes a plurality of cantilever elements extending on at least one side and on the bottom of each of the plurality of projections. The projections and the corresponding cantilever elements interact with one another to form a plurality of lugs located on the sole of the article of footwear.

Abstract: A method of forming an article of footwear includes the steps of providing an upper having a forefoot portion, a midfoot portion, a heel portion, and a pocket positioned beneath the forefoot portion; placing the upper on a last; inserting a first midsole portion into the pocket; and securing an outsole assembly to the upper, the outsole assembly comprising a second midsole portion and an outsole secured to a lower surface of the second midsole portion. The second midsole portion and the outsole are visible from an exterior of the article of footwear and the first midsole portion is not visible from an exterior of the article of footwear.

Abstract: A flexible shoe that can be rolled up for easy carrying is disclosed. The preferred embodiment of this invention are dancing shoes and can, optionally, be made to resemble an expensive, formal shoe a woman might wear to a wedding or other event in which she might dance, but the invention is also applicable to men's dress shoes, and shoes worn by men, women and children in any activity in which the wearer of standard shoes could develop sore feet. In a preferred embodiment, fabric extends around the entire circumference of the sole to create a ballerina type-shoe with zigzag stitching around the opening to allow for expansions and contraction.

Abstract: An article of footwear is disclosed that includes an upper and a sole structure secured to the upper. The sole structure includes a connecting portion positioned adjacent the upper and extending along a longitudinal length of the upper. A plurality of discrete sole elements extend downward from the connecting portion. The sole elements define a lower surface, and the sole elements are separated by a plurality of sipes that extend upward from the lower surface and into the sole structure. An outsole may be located within the sipes or grooves and extend between the sole elements, with a lower portion of the outsole extending beyond the lower surface of the sole elements.

Abstract: Outsole for a sports shoe, having a rear portion, which has a shoe heel, and a front portion, which is of slightly dish-shaped configuration, the outsole being produced so as to be continuously of relatively hard material, and being provided on the tread side, both in the region of the front portion and in the region of the rear portion, with a tread layer of relatively soft, material.

Abstract: 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 user's foot on the sole. The sole and back are disposed at an initial angle exceeding 90° therebetween, and form a leaf spring, while being arms of the spring. Alternatively, the leaf spring is made separate from the sole and back, having two arms respectively coupled with them. In a second version, the footwear comprises a sole including a frontal portion and a rear portion, the frontal portion is formed as a console spring downwardly bent out and cantileveredly secured to the rear portion, and fixation means for securing the user's foot on the sole, coupled therewith and depressing the front part of the foot against the spring. The portions are disposed at an initial angle therebetween less than 180°.

Abstract: An expandable shoe includes an outer shell and an adjustable inner assembly within the outer shell. The inner assembly includes a first sole portion, a second sole portion, and a screw drive. The screw drive has a screw passing through a screw insert mounted to one of the first and second sole portions and a screw-receiving portion attached to the other of the first and second sole portions, so that turning the screw causes the sole portions to move relative to one another, thereby adjusting a dimension of the shoe. The shoe includes a manually operable control to turn the screw without the need for tools. The control is operable between a first position in which the control resists movement around an axis defined by the screw and a second position in which the control can be used to turn the screw to adjust a dimension of the footwear.

Abstract: A shoe is provided. Such shoe includes a sole member having a first predetermined size and a first predetermined shape. At least one upper member is operably connected to such sole member for releasably securing such shoe to a wearer's foot. At least one of a flexible portion, a stretchable portion, and a combination thereof forms at least one portion of such at least one upper member. Such at least one of such flexible portion, such stretchable portion, and such combination thereof is manufactured from a first predetermined material.

Abstract: This new invention makes footwear more versatile and portable by being able to significantly reduce its size. The reduced size of the footwear facilitates storage in small containers. This allows a person to conveniently carry a spare pair of footwear in their handbag or pocket.

Abstract: The present invention relates to a shoe chassis. In one embodiment the present invention is a shoe chassis including a board with a first end and a second end, the board having a portion defining a first hole at the second end. The shoe chassis also includes a stabilizing unit beneath the board and a pod beneath the stabilizing unit. A flexible membrane is positioned within the first hole to allow the heel to flex past or through the first hole and compress a cushioning material located within the pod and positioned under the flexible membrane.

Abstract: A shoe includes a shoe upper portion made of flexible material, the upper portion including a foot border, a toe region, front-flex portion, arch region, rear-flex portion, and heel region. A split sole portion is secured to the bottom of the shoe upper portion, the sole portion including a front-sole portion under the toe region of the upper portion, a mid-sole portion under the arch region of the upper portion and a rear-sole portion under the heel region of the upper portion. The front-sole portion folds at the front-flex portion into the mid-sole portion and the rear-sole portion folds at the rear-flex portion into the mid-sole portion.

Abstract: An article of manufacture may be adjustable and may include a cage having a plurality of apertures and an insert having a frame with a plurality of projections that extend from the frame. The insert may be inserted into the cage and may cause the cage to expand to the shape of the insert. The projections on the frame may extend through the apertures of the cage when the insert is inserted into the cage. The cage may be capable of expanding to a plurality of sizes and shapes of various inserts. The article of manufacture may be an article of footwear, a container, an article of apparel, a textile, and any other object of manufacture.

Abstract: An article of footwear is disclosed that includes a fluid-filled chamber with one or more flexion zones. The flexion zones may be areas of the chamber where a tensile element, for example, is absent, or the flexion zones may be areas of the chamber where opposite surfaces of the chamber are bonded together. The footwear may also include a sole structure with a flexion zone, and the flexion zone of the chamber may be aligned with the flexion zone of the sole structure.

Abstract: An article of footwear or shoe assembly, which is designed to allow for adjustment of stiffness in its sole unit, is disclosed. The article of footwear is preferably constructed to enhance stability, support and comfort of a wearer on varied terrain. Among other elements, the shoe assembly preferably includes an adjustable shank disposed within the shoe to allow for adjustment in the stiffness of the sole unit. In certain embodiments, the adjustable shank further includes a plurality of segments adapted to be manipulated in order to vary the stiffness.

Abstract: Arrays of resilient supports provide an energy absorbing shoe suitable for enhancing an exercise regime involving leg-shoe interactions.

Abstract: A shoe (100) provides a sole (105) under the ball of the foot (110) but none below the arch (112) or heel (113). An upper (104) encircles the metatarsal bones and the distal end of the tarsals. An inelastic ankle band (102) shaped as “C” holds the shoe on the foot. Support is mainly longitudinal, includes over the arch, may be adjustable, and is provided without causing foot distortion. Sensation from exposed parts of the foot promotes kinaesthetic procedure for teaching and learning dance. Variations enclose the dorsal part of the foot, some enclose the toes, and one optio is a toe box for en pointe.

Abstract: Articles of footwear having an enclosed articulated toe portion, including a molded midsole with an integrally-molded toe cap shaped to receive a foot therein and to enclose the toes of the foot. The toe cap terminates at a position adjacent to the base of the toes of the foot. The articles additionally include an outsole affixed to the bottom of the midsole and an upper which in some embodiments is co-molded with the midsole and toe cap.

Abstract: An upper made of a composite material is disclosed. The composite material comprises a layer of carbon fiber material and a flexible substrate. The composite material also includes a thin outer coating of TPU. The upper is generally flexible and lightweight.