Tyre Tread Bands/Patterns TRIZ Cases

See how asymmetric spike pins with extended outer sides penetrate deeper into ice during corner

Triangular small blocks and multi-directional sipes raise snow and ice cornering brake grip while preserving water drainage and tread rigidity.

A softer outer tread over a stiffer inner rubber layer reduces vibration noise while maintaining tread support for high-speed steering stability.

L-shaped channels around tread cuts route water from sipes into grooves, improving wet traction and reducing aquaplaning risk.

Alternating Z-shaped and V-shaped narrow grooves raise snow grip and skid resistance while keeping tread rigidity and rolling resistance low.

Projections in winter tire tread grooves let upper snow fall out while retaining a lower snow reservoir, improving edge milling and snow grip.

Concave tooth structures on tyre groove flanks hold snow during driving and braking while preserving water drainage and uniform tread wear.

Wavy sipes with wider spacing near acute-angle tread block ends improve rigidity, reduce chipping, and preserve tire traction.

Intersecting kerfs in central tread bars improve snow traction while preserving dry-road stiffness for 3PMSF-capable all-season tires.

A tuned tread modulus and asymmetric groove-block layout balance snow grip with wet braking and drainage in an all-season pneumatic tire.

Inner-surface strain signals and tread-thickness correction enable accurate tire wear prediction across tire sizes without extensive learning data.

Varying sipe density across crown, middle, and shoulder tread blocks improves snow and ice grip while preserving dry-road rigidity.

A three-level sipe geometry preserves wet and snow adhesion, dry-road stiffness, and easier mold extraction as the tread wears.

Compressive tread elements with controlled void ratio and aspect ratio cut vibration noise while preserving tire handling.

Spaced groove-surface elements with a 0.5-0.75 void ratio boost hydrophobic drainage while preserving tread contact area and wear resistance.

Connected widthwise and circumferential sipes with bottom widened portions and a hole cut resonance and pattern noise while preserving rigidity.

Localized tread rib incisions and depressions improve snow compaction and water drainage while preserving stiffness for dry and wet driving.

An asymmetric tread groove with upper overhangs and a wider lower section balances wet drainage, stiffness, wear resistance, and load support.

Composite 2D and 3D sipes linked to zigzag tread edges improve snow braking, handling, chip resistance, and drainage.

Arc-shaped tread rib incisions improve wet traction and water drainage while preserving rib stability, handling, even wear, and low rolling noise.

Zigzag shoulder grooves form snow blocks while flat crown grooves preserve tread rigidity for dry-road steering stability.

A three-arc tread profile smooths contact beyond the tread end to balance dry grip, cornering force, and uneven wear under high loads.

Inclined slits in tread tie bars preserve groove drainage while reinforcing land rigidity to balance wet performance and low rolling resistance.

Chamfered center and middle sipes keep edges biting the road on snow while limiting edge-to-edge contact that raises tire noise and vibration.

Segmented middle lateral grooves and localized sipes improve snow traction and braking while preserving dry-road steering stability.

Connected minute sipes improve water drainage and ice traction while preserving land portion rigidity in a studless pneumatic tire.

A tread groove dam traps snow to improve grip while an inclined surface and passageway maintain water drainage and reduce drag.

A convex tread block contour combines bevel and edge regions to improve snow traction and braking while reducing pass-by noise.

A widened lower tread groove with curved flanks and a concave bottom spreads forces more evenly to reduce cracking and uneven wear.

Differentiated axial groove pitches across tread land regions cut pitch noise while preserving block rigidity and steering stability.

Different rubber stiffness in the crown and shoulder tread zones balances aircraft tire wear and extends service life.

Opposing sipe units raise on-ice grip while preserving land rigidity, limiting edge deformation and keeping contact pressure uniform.

Angled connected tread sipes drain meltwater from the contact patch while preserving land portion rigidity for stronger on-ice traction and braking.

Angled paired sipes linked by shallow grooves improve water drainage on ice while preserving land portion rigidity and footprint contact.

A variable-angle rib chamfer with a narrow plateau improves braking and water drainage while limiting rolling noise and edge curling.

An undulated inclined sipe section improves snowy-surface grip while limiting tread block overhang that reduces durability.

Segmented micro sipes improve water discharge on icy surfaces while preserving land portion rigidity in a studless tire tread.

Elongated oval and nose-shaped tread groove protrusions curb sound propagation while keeping water flow low-turbulence for wet-road drainage.

Faceted tread groove walls with multi-edge junctions spread groove-base stress to reduce cracking while preserving low tire-road noise.

Stepwise corrugated tread incisions maintain tire grip and support effects as tread depth decreases and load changes.

Asymmetric groove-base elevations improve tire drainage, radial stiffness, snow grip, and wear uniformity without complex tread molding.

A circumferential drainage groove linked to one shoulder transverse groove improves water evacuation while limiting tread noise and stability loss.

A biodegradable polymer stud body with a metal or ceramic pin cuts noise and pollution while maintaining winter tire traction.

Segmented micro sipes with unequal lengths and depths improve water discharge on ice while preserving tread land rigidity.

Position-dependent tread protrusions balance snow-edge stability, milling performance, and rolling resistance across tire equator and shoulders.

Parallel microgrooves and bridges on tire cut walls raise friction under load, helping tread blocks resist deformation.