Fastenings TRIZ Cases

A ski boot uses a transversal locking band and manual coupling assembly to secure the foot-case against the user.

A reel member with a center flange aperture guides laces through defined shaft sections for secure winding.

A ski boot cover pivots on a hinge to expose the upper opening for foot insertion.

Rear anchoring and forward cable routing eliminate uneven friction in touring boots, delivering uniform tension across the upper notch.

Integrated ankle compression mechanism resolves fit complexity trade-off by merging tensioning with existing lacing infrastructure.

A transversal locking band with a flexible structure connects to a manually-operated coupling assembly for selective tightening.

A footwear display apparatus uses a position sensor to present specific product information stored in memory.

Pre-drilling holes in outer plates enables customized cleat arrangements without increasing manufacturing complexity.

Segmenting the control mechanism into two independent levers resolves the contradiction between device complexity and reliability perception in ski boots.

Unitary support frame prevents inward collapse of flexible footwear upper body, maintaining ankle opening width and structural integrity.

Segmented cables adjust cuff tension independently to accommodate varying leg morphologies.

A composite knob with a metal shield cover rotates to wind a lace around an internal spool.

A ratchet buckle assembly uses a pawl and slider to engage strap teeth, enabling precise tension adjustment.

Rotatable sheaves in lobe housings guide tension cords, reducing manufacturing complexity while accommodating diverse body types.

Segmented crampon design measures multi-directional forces without altering shoe comfort or dimensions.

An enclosed operating lever rotates within the device body to engage the strap, preventing accidental unfastening from external contact.

Segmented footwear tightening straps apply uniform pressure to the inner liner and outer shell, resolving non-uniform distribution issues.

Foot insertion triggers the opening device, maintaining elastic characteristics despite uncontrolled manual operation.

Anchored conduit and cover prevent water ingress while maintaining reliable attachment.

A thermo-mechanical system uses shape memory alloy wires to automatically adjust sole configuration based on environmental temperature variations.

Segmented elastomeric harness absorbs shock and anchors cleats, resolving bulk and durability issues in footwear traction devices.

Segmented rubber traction platforms with independently moving spikes resolve the conflict between rigid grip and user comfort on slippery surfaces.

Segmented protective covers shield exposed motorized tensioning components from damage while maintaining remote accessibility.

Reversible pawl assembly rotates 180 degrees to switch handedness, eliminating mirrored components and jamming in rotary closures.

A pivotable clasp and receiver system enables transverse movement for secure footwear attachment.

Tensioning cables adjust flex grooves in snowboard tongues, resolving the trade-off between maneuverability and force transfer efficiency.

An articulated heel cup pivots open for easy insertion while a tensioning strap secures the closed configuration to maintain structural integrity.

A rotary self-lock catch uses elastic buckles to wind and secure a rope without manual knot tying.

Reducing the distance between the lasting line and ground enhances stability while a snap-in retention system allows easy cleat adjustment.

A shoe upper uses stretchable parts to conform to foot shape during exercise.

Segmented rubber cleats and adjustable magnetic straps improve traction in muddy conditions while simplifying attachment for diverse shoe sizes.

Dynamic cleats rotate to expose sharp edges for ice grip, resolving the trade-off between aggressive traction and user comfort.

Segmented ankle portion transforms between folded and extended states, resolving the trade-off between aesthetic versatility and construction comfort.

Crossing straps on a footwear upper connect to multiple sole points, resolving stability and comfort trade-offs.

A buckle uses a pivoting cinch mechanism to secure objects with gloved hands.

A rotatable multi-sided marquee mounts to shoe laces via integrated buckles, enabling quick visual customization without altering the footwear structure.

A dual zipper boot construction adapts to varying calf shapes without stressing stitching, extending elastomeric material life.

A crampon connection arrangement incorporates a push-through space to clear foreign material during engagement.

Segmented chain spikes prevent snow adherence through gaps, while a circular restraining bar maintains elastic band tension under strong frictional forces.

Segmented coupling holes in the reel part maintain fastening strength while eliminating varying hole sizes that deteriorate manufacturing productivity.

Curved support plates reduce manufacturing complexity and costs while maintaining adjustable fit.

Asymmetrical footwear uses distinct wrapping panels on medial and lateral sides to apply targeted compressive forces for improved fit.

Segmented locking teeth merge with the distal end wall of the receptacle cavity, enabling precise rotational alignment while minimizing longitudinal profile.

A protective shell for nailed boots features a cushioned sole and adjustable clamping device to fit over studded footwear.

Radially thickened dynamic traction elements flex under load to provide frictional engagement while a reinforced locking mechanism resists shear stresses.

A cleat member uses a rigid opaque outer sidewall and flexible transparent inner core to enhance traction.

Asymmetric S-shaped cleats reduce shoe mass while maintaining stability during dynamic movements.

An adjustable heel strap anchors to the shoe sole and retainer to maintain secure foot placement.

A customizable footwear stud uses interchangeable rings to tailor ground interaction characteristics for specific playing surfaces.