Soles TRIZ Cases

Interconnected 3D printed unit-cell lattices tune stiffness, damping, and energy return to cushion impact and reduce foot fatigue.

A dual-plate sole with an interposed cushioning element enables relative movement, shock absorption, and adaptive support on varied ground surfaces.

Fluid-filled cushioning between sole plates adapts to running and banking loads, improving comfort and stability without rigid support.

Iterative RF heating simulation adjusts top electrode geometry to even heat distribution in footwear layer molding while reducing development time.

A curved plate section opposing the MTP joint cuts plantar flexor demand and energy loss, improving running efficiency over longer distances.

Wedge-guided sliding in a sports shoe midsole creates a banking effect that stabilizes ankle alignment during cut movements without losing cushioning.

A two-layer sports shoe midsole uses a shearing structure to absorb impact through relative movement, improving cushioning while lowering joint load.

Virtual RF simulation reshapes the top electrode to improve heat uniformity in synthetic material molding while cutting prototype time and waste.

A hinged, segmented midfoot sole increases plantarflexion for faster kicking while preserving running stability through anisotropic bending.

Embossed heel protrusions and localized sole thickness prevent wrinkling in soft low-density EVA soles while preserving comfort.

Ground shoe scrap is reused in transparent uppers and crater-textured soles to reduce waste while preserving cushioning and visual appeal.

A resilient midfoot connector layout increases plantarflexion for kicking while preserving dorsiflexion stability during running.

Rotatable midfoot segments, arches, and a support tie increase plantarflexion for kicking while limiting dorsiflexion to preserve running stability.

Independent forefoot and heel bladder zones in a foam sole improve localized cushioning, shape retention, traction, and responsiveness.

A segmented sole with a plate, fluid-filled bladders, and cushioning elements delivers HIIT impact protection without sacrificing lateral stability.

Partial sewing fixes a bag-like upper inside a flexible shell to prevent displacement, improve fit, and shorten shoe assembly.

A dual-modulus sole uses high-elastic and low-elastic regions to absorb landing impact while smoothing stiffness transitions that cause discomfort.

A multi-block TPEE foam with closed-cell structure helps sports shoe midsoles stay lightweight while improving rebound and reducing compression set.

Embedded retention features strengthen thermal bonding between polyolefin plates and polyurethane traction elements to prevent delamination.

A scanned, 3D-printed footwear structure lets toes expand and articulate naturally to support realignment and reduce hallux valgus risk.

Spherical forefoot profiles and movable toe separators let all five toes articulate naturally while supporting gradual alignment correction.

A single-piece 3D-printed upper and sole use skins, struts, and unit cells to combine cushioning, support, durability, and comfort.

Solenoids and a fluid distributor route flow between foot bladders and a tank, enabling adjustable support pressure with lower power demand.

Segmented fluid-filled sole chambers and directional outsole grooves improve foot stability, cushioning, and traction during lateral shifts.

Segmented foam, bladders, and a fragmented outsole combine cushioning, support, traction, and lower drag in one footwear sole.

An anisotropic 3D-printed mesh midsole uses directional lattice shear to absorb impact and turn vertical force into forward motion.

Interchangeable mold cartridges and vacuum-assisted forming create textured bladders in varied shapes while reducing tooling cost and inventory.

A fluid-filled chamber with a tensile member helps footwear soles balance cushioning, stiffness, flexibility, and force attenuation.

An adhesive film and buffer structure enables wall climbing on uneven, non-ferromagnetic surfaces without suction or magnetic devices.

Segmented fluid-filled sole chambers balance cushioning, support, flexibility, and durability under varying athletic loads.

A single-piece footwear structure integrates movable lace, cage, and heel support elements to cut assembly time while preserving cushioning and support.

Resilient tubes in transverse midsole holes replace complex air or fluid units to deliver cushioning, energy return, and lower sole weight.

A projection-and-tab closure enables quick one-direction locking, release, and fit adjustment for footwear users with limited dexterity.

Gas-filled forefoot and heel bladders in a foam midsole improve impact protection and responsiveness while a shank supports midfoot stability.

Longitudinal ribs seated in midsole notches stiffen the sole for quicker forefoot transition while improving lateral stability in motion.

A sole plate nested in a cushioned midsole pocket helps spread heel-to-forefoot impact loads and reduce stress on the wearer's limbs.

Pre-expanded polymer sole parts with shaped apertures improve SCF foam uniformity and post-compression bonding across composite footwear soles.

RF welding under pressure bonds particle foam with recycled content uniformly, avoiding steam penetration limits in shoe sole cushioning.

Threads wound around sole positioning structures replace adhesive bonding, cutting VOC emissions, assembly steps, and shoe manufacturing footprint.

A bimodal foam cell structure combines large and small cells to improve shoe light transmission while preserving mechanical strength and durability.

Auxetic void channels in the footwear sole enable programmable deformation, lighter weight, impact damping, and pronation support.

A sole airflow distributor and insole mesh grooves actively expel hot, humid air to eliminate ventilation dead zones and keep feet drier.

Pressurized gas diffuses into a sports shoe midsole to raise energy return and elasticity without developing new foam materials.

A hinged top and bottom sole plate with a flex gap and split cushioning improves regional flexibility, support, and energy return.

Segmented outsole channels drain water, oil, and chemicals away from contact zones while a protrusion strip helps block splash into footwear.

Pressurized gas diffuses into a shoe midsole to raise energy return and elasticity without slow, costly foam redevelopment.

A zero-drop sole and asymmetric wide toe box keep heel and ball height aligned while avoiding toe compression, pain, and strain.

Insertable dual-density heel adapters let wearers vary shoe cushioning and support by changing the number of snap-fit inserts.

A curved airfoil-like boot coverture smooths airflow around the rider’s leg to cut drag and turbulence without sacrificing mobility.

A layered composite insert resists punctures and one-way bending while preserving natural foot flexion, stability, and load distribution.