Tyre Tread Bands/Patterns TRIZ Cases

Local groove thickening accelerates water drainage without reducing flexural rigidity, resolving the trade-off between wet grip and structural strength.

Chamfered groove edges increase volume to improve drainage while projections eject stones.

Through lug grooves intersect main grooves at varying angles to expel snow from tread land portions.

Cavity structures near sipe edge corners reduce tread compression rigidity to enhance local flexibility.

Irregularly shaped steps on tread block sidewalls prevent stone entrapment and heel-and-toe wear, extending tire durability.

Rounded tread block corners distribute stress concentrations, preventing rubber flaking at incision sites while maintaining wet grip traction.

Differentiated groove wall slopes resolve the contradiction between drainage reliability and wear uniformity.

A pneumatic tire groove protrusion features a tapered end portion with a circular arc upper surface to guide rubber flow during vulcanization.

Radially projecting chamfered sipe edges improve wet road drainage while maintaining rib rigidity for dry steering stability.

Inboard circumferential grooves evacuate water while an outboard zone maintains rigidity, balancing wet grip with steering stability.

Shallow width-direction grooves on tire land parts increase edge effect and shear force to improve snow braking while maintaining structural rigidity.

Widened hole bottoms dissipate heat and distribute stress, preserving block rigidity while enhancing ice performance.

Differentiated groove angles balance drainage needs against reduced grip caused by smaller contact surface areas.

Alternating open and closed sipes with offset depths maintain tread block rigidity, preventing cracks while preserving on-ice performance.

Curved tire incisions with angled bevels reduce tread block vibration, balancing wet grip against noise emissions.

Narrow micro-incisions in the tread blocks absorb water films to improve ice traction without reducing contact area.

Buried groove voids expose new circumferential channels as the tire wears, maintaining wet traction and preventing slippage.

Narrow grooves connect shoulder lug grooves across ground contact edges, balancing block rigidity with water drainage properties.

A tread profile adds a narrow groove to equalize transverse stiffness across block elements.

Segmented blocks with overlapping grooves enhance traction by increasing edge components while maintaining structural rigidity.

Specific projection dimensions optimize velocity gradients, improving cooling efficiency and durability.

Asymmetric step portions on tread blocks increase rigidity and shear force, suppressing heel-and-toe wear while maintaining snow performance.

Curved tread incisions extend effective length to boost snow grip without sacrificing transverse rigidity, resolving the winter handling trade-off.

Obtuse-angle tread grooves with varying depths and chamfers optimize water drainage, reducing aquaplaning risk while maintaining transverse stability.

Intersecting narrow grooves in the tire land portion improve snow traction while maintaining structural rigidity.

Chamfered corner portions compress snow into columns while non-chamfered areas shear them, resolving insufficient traction in winter driving conditions.

Asymmetric closed grooves in the tire center rib increase snow column shear force, resolving limitations in groove depth and width.

Inner block row auxiliary grooves improve initial drainage while maintaining ground contact stability during cornering.

Variable volume recesses around studded tire spikes accommodate directional ice chips while preserving contact area for traction.

Curved oblique grooves in shoulder land regions increase ground contact area, maintaining road grip when rear wheel load is low.

V-shaped main inclined grooves and trapezoidal center blocks balance wet grip and wear resistance by optimizing local groove geometry.

An asymmetrical tread pattern uses inclined axial grooves and semi-blind sipes to enhance water drainage while maintaining tread rigidity.

Spring-loaded cleats extend from a perforated base plate to penetrate ice, resolving the trade-off between traction reliability and device complexity.

Variable width transverse grooves in the tread improve snow discharge on sherbet roads while maintaining block rigidity to prevent biased wear.

A tire tread design positions block land portions with positional displacement to distribute stress across the contact patch.

Segmented crown tie bars prevent groove deformation, balancing wet traction with reduced pumping noise.

Lens-shaped depressions on shoulder block flanks accumulate and compress snow, resolving insufficient cornering grip in deep snow.

Segmented tread regions with asymmetric zigzag grooves generate large snow-shearing force while maintaining traction and braking capabilities on snowy surfaces.

Segmented groove walls with varying inclinations balance hydroplaning resistance against roll energy loss to enhance steering stability.

Variable groove widths in the middle land portion resolve the steering stability versus snow performance trade-off.

Asymmetric flange geometry resists shear-induced rotation in icy road conditions, maintaining fastening force and preventing stud loss.

A pneumatic tyre shoulder rib uses transverse grooves with a narrower outlet section and chamfered flank to optimize water drainage.

Tire tread sipes apply specific curvature radii to balance uneven wear resistance with wet performance.

Curved buttress protrusions compress snow to generate forward reaction force when tread sinks into deep snow.

Segmented grooves with varying depths guide water flow into circumferential channels, resolving wet grip trade-offs in wide block tread designs.

Contrasting texture in open tread grooves masks laser sintering level lines while preserving smooth closed groove surfaces.

Segmented tread zones with varying void-to-rubber ratios resolve the conflict between snow traction and uniform wear in all-season SUV tires.

Angled fine grooves guide meltwater from tire tread blocks into circumferential incisions, resolving ice grip loss caused by excessive water film height.

A transversal sipe with decreasing width constrains adjacent tread blocks to improve traction while reducing wear and noise.

A pneumatic tire land portion uses an arc-shaped ground contact area with a radius of curvature matched to its depressed portion void ratio.