V-Belts TRIZ Cases

A water-absorbent fiber and surfactant covering stabilizes belt friction in wet conditions, reducing stick-slip noise without losing power transmission.

An integrally cured polyurethane support layer fully buries the cord to prevent abrasion and delamination while preserving belt flexibility.

Sustainable naphtha-derived SBR and other renewable fillers raise belt sustainability while preserving tensile strength, elongation, and modulus.

Optimized short-fiber and cellulose-fiber loading helps a raw edge V-belt handle high torque with lower friction, heat, and energy loss.

Multiple high-aspect-ratio ribs cut into a square core let a narrower V-ribbed belt deliver more power with lower weight and better alignment tolerance.

Inclined fibers with different stretch behavior help woven rib fabric conform to V-shaped ribs without wrinkles, improving pulley-side wear durability.

A microporous UHMW polyolefin film controls elastomer strike-through while improving adhesion, wear resistance, and surface uniformity.

A knitted textile coating at 140-190 g/m² helps V-ribbed belts balance friction, chirp noise suppression, and service life.

Elastolefin threads replace melting polyurethane in belt fabric, preventing vulcanization voids while improving wear resistance, adhesion, and noise.

A sectorized forming body inside an outer tube simplifies short drive belt demolding while maintaining uniform vulcanization heating and lower tooling cost.

Preprinted polyurethane profiles are heat-bonded onto timing belts to cut production time and improve permanent attachment stability.

A flocked fire-resistant coating helps elastomer dampers meet EN 45545 fire limits while preserving resilience and vibration properties.

A knitted cloth and mixed soft-hard carbon black help a V-ribbed belt cut torque loss while improving durability and noise resistance.

Short-fiber rubber with controlled Mooney scorch viscosity keeps V-ribbed belt core wires stable, improving durability and transmission capacity.

A mixed aramid and low-modulus yarn twist structure boosts belt tensile strength while limiting elongation and improving bending fatigue resistance.

Controlling belt and pulley rib curvature difference preserves noise suppression while reducing torque loss in small-diameter pulley drives.

A cellulose fiber and isocyanate composite layer helps V-ribbed belts resist water-induced noise over time while improving wear resistance.

A two-layer rubber composition and knitted fabric stop vulcanization bleed-through on V-ribbed belts while preserving noise resistance and durability.

A mixed soft and hard carbon black rubber layer with knitted cloth helps V-ribbed belts cut torque loss while improving durability and noise resistance.

A tuned adhesion rubber layer with aramid short fibers and filler balance cuts peeling and friction loss while preserving belt fatigue resistance.

A higher weft-to-warp fabric layer cuts pulley friction, noise, and wear while preserving force transmission and belt life.

Alternating cotton and polyamide yarns in a plated textile overlay help drive belts balance wet-noise behavior, wear resistance, and service life.

Alternating high- and low-friction fabric stripes balance wet and dry belt grip, reducing noise while maintaining load capacity.

Basalt fibers in a polybenzoxazine matrix help elevator belt tension members retain strength and fire resistance at high temperatures.

A calculated tooth-space cover thickness shields embedded tension members from corrosion while limiting belt material, weight, and cost.

Basalt-reinforced composite tension members help elevator belts keep strength and reliability when high temperatures weaken carbon fiber designs.

A four-ply para-aramid cord with a defined twist-factor ratio helps V-ribbed belts resist dynamic stress, edge fluff, and unwinding.

Ether-based HDI prepolymers with diamine curing help polyurethane belts resist hot water degradation while lowering processing viscosity.

Different belt face angles match opposing sheave inclines to prevent CVT slippage, cut heat buildup, and improve power transfer.

Eddy current sensing distinguishes actual wear from stress-driven cord changes in conductive elevator carrying straps, reducing premature belt discard.

Blending two EPDM grades with different ethylene content and heat of fusion boosts multilayer building tack while preserving heat resistance.

Embedded piezoelectric sensors let a transmission belt track pressure, speed, and slip to judge condition and replacement timing.

Different primary yarn lengths and mixed-modulus fibers let belt core cords keep production elongation while improving tensile strength and durability.

A multilayer knitted belt surface combines cellulose, polyamide, and polyester yarns to retain wet friction, resist wear, and reduce slip noise.

A bi-modulus reinforced belt lowers initial mounting stiffness while reducing slip, creep, and tension loss during torque transmission.

Matching pulley tip and belt rib-bottom curvature reduces torque loss while preserving stick-slip noise suppression in small-pulley drives.

A high-modulus core with low-modulus sheath yarns raises belt stiffness while improving bending fatigue resistance under dynamic tension.

A centered cutting wedge places the fabric butt seam above a belt tooth, lowering bending stress and extending multilayer belt life.

A twisted core-sheath cord helps V-ribbed belts keep high tensile modulus, bending fatigue resistance, and narrow width under dynamic tension.

Placing the reinforcing fabric joint only on cog ridges avoids valley stress concentration, improving belt fatigue life under heavy loads.

Controlled rubber modulus anisotropy and cellulose fine fibers improve shear load resistance and belt durability under stress.

A satin-weave band fabric removes transverse splice laps and limits rubber strike-through, reducing belt noise and stabilizing friction.

Post-vulcanization water-jet cog forming avoids uneven rubber flow, reducing layer cracks and peeling in cogged V-belts.

Split compression layers with graded rubber hardness raise lateral pressure resistance while preserving bendability in high-horsepower multi-shaft belts.

Raised molded cams let tools mount on an elastomer carrier belt without drilled holes, preserving strength while reducing drive energy.

Partly oxidized polyethylene on a textile belt covering improves wear resistance and bending life while preserving friction and noise behavior.