Tyre Tread Bands/Patterns TRIZ Cases

Widening incisions on elongated tread bars reduce radial stiffness and impact forces, addressing tire noise generated by rubber block hammering.

A pneumatic tire center block features narrow shallow grooves that remain open under load to disperse ground contact pressure.

A stud pin design with a connection portion cross-sectional area larger than the tip end surface reduces embedding moment forces.

Inclined tread cavities weaken aircraft tire ribs to limit debris mass, avoiding external protection structures that penalize payload capacity.

Varying groove angles resolve the trade-off between dry steering stability and on-snow traction by adjusting shear force generation.

Asymmetric tear-drop stud pin base embeds securely in tire tread, reducing pin drop on concrete or asphalt roads while maintaining traction.

Oblique cutouts in elongate tire tread blocks segment longitudinal grooves to reduce vibration-induced running noise while maintaining structural stiffness.

Zigzag crown groove pitch modulation reduces air column resonance noise while shoulder grooves maintain water drainage capacity.

A tire sipe design featuring inclined and widened portions to enhance water storage capacity.

Recesses in the stud head fill with rubber mix to anchor the fastener, preventing expulsion from the tyre tread during winter driving.

Trailing-side projections reinforce the second shoulder block to suppress heel and toe wear without reducing drainage capacity.

Zigzag incisions in segmented shoulder blocks reduce transverse blind slip, improving braking and wear on winter roads.

Alternating lug grooves and sipes in the middle land enhance ice traction while maintaining dry steering stability.

Inclined guide faces on tire sidewalls form aerodynamic channels that reduce drag and generate assistive driving force to lower fuel consumption.

Segmented blocks with diagonal grooves channel meltwater while maintaining rigidity to resolve hydroplaning risks on icy surfaces.

Local axial depressions within incision walls enhance water absorption without reducing tread contact area or stability.

Pneumatic tire tread uses asymmetric main groove positioning to increase center land stiffness and shoulder rigidity.

Dynamic tread selection balances fuel consumption and tread life by matching wear rates to predicted casing durability.

Segmented center land portions with width-direction and circumferential sipes decrease rigidity to facilitate snow discharge from lug grooves.

Asymmetric paddle walls with a 1.2 length ratio improve braking performance on snow.

Expanded diameter sections at sipe inner ends improve water drainage and crack prevention in pneumatic tires.

Waisted spike geometry with curved transitions increases normal force distribution to prevent adhesive failure and spike loss.

Intersecting slanted transverse grooves in the tread pattern maintain center stiffness and reduce noise while improving snow traction.

Tread blocks use distributed snow pockets in wavy incisions to resolve uneven rigidity and improve power transmission on winter roads.

A traction device uses a rotatable cam to move gripping sections against the tire surface.

Chamfered sipe edges improve wet grip while rib rigidity maintains dry steering stability.

Segmented rib-like land portions with circumferential sipes suppress buckling to improve on-snow traction without compromising fuel efficiency.

Variable-width zigzag circumferential grooves improve mud traction while resolving noise and steering stability trade-offs in four-wheel-drive tires.

Varying incision angles on tread blocks reduces circumferential rigidity, resolving the trade-off between abrasion resistance and stiffness.

Segmented tread blocks with variable chamfers reduce cornering noise while preserving straight-line braking performance.

Bridges coupling adjacent tread blocks increase rigidity between segments, resolving the trade-off where groove depth reduces ground contact stability.

Segmented circumferential grooves with alternating widths and chamfers reduce rolling resistance while maintaining wet grip on utility vehicle tyres.

Variable width lug grooves widen toward the shoulder to enhance snow steering stability without compromising central block rigidity needed for wet braking.

Central narrow grooves in the tread enhance on-ice performance while preserving wear resistance.

Asymmetric tread patterns with terminating and penetrating grooves balance dry steering stability against wet traction requirements.

A tire decorative portion uses patterned protrusions to control light reflection and create contrasting brightness across the surface.

Segmented trapezoidal projections use asymmetric rigidity to eject stuck stones while maintaining blocking strength.

Differentiating tread curvature and groove depth minimizes belt deformation, resolving the conflict between load capacity and transverse rigidity.

Asymmetric convex tread curvature directs water flow while balancing ground pressure to resolve noise and wet traction trade-offs.

Chamfered lateral grooves enhance snow traction while maintaining dry braking performance.

Segmented main groove walls capture snow while variable-width lateral grooves increase shearing force for better on-snow performance.

Internal projections in shoulder holes prevent stone retention while maintaining vibration absorption for reduced road noise.

Tapered holes at sipe ends disperse stress to prevent cracks without reducing land section rigidity, improving wear resistance.

A pneumatic tire tread uses sipe-blocked and ribbed land portions to balance rigidity and drainage pathways.

Asymmetric sipe tread pattern coordinates land region deformation to enhance steering rigidity while resolving transient cornering deterioration.

Elongate tire projections make contact to support rib land portions, reducing elastic deformation and rolling resistance while maintaining drainage.

Offset closed lug grooves improve wet drainage while maintaining land portion rigidity for enhanced dry traction.

Varying notch depths compensate for stiffness differences to resolve wear and snow performance trade-offs.

Zigzag sipes in tire land parts equalize ground contact pressure to resolve insufficient on-ice braking performance.

Alternating depth arc-shaped sipes maintain land region rigidity while increasing multi-directional traction on snowy or icy surfaces.