Weft Knitting TRIZ Cases

A swing piece cancel cam with two inclined surfaces guides a knitting machine swing piece to reduce wear and friction.

Circular knitting creates a single-seam apparel structure that reduces fabric waste and friction points.

Segmented elastic zones and frictional cuffs resolve migration control versus donning ease contradictions in orthopedic braces.

An in-and-out cam guides the knitting operation butt to suppress vibration and ensure uniform yarn drawing at high carriage speeds.

A knitted shoe blank integrates a reinforcement piece woven during the manufacturing process to enhance structural strength.

Longitudinal vibration detection distinguishes abnormal contact from normal knitting motion, enabling reliable high-speed operation.

A single-layer textile combines ultra-high-molecular-weight polyethylene and aramid fibers to create a protective barrier.

Double fleece knit fabric creates decorative concavity and convexity through localized welted and knitted tie-in yarns.

A composite textile fabric uses anchored and floating regions to create air gaps for ventilation.

Enforced necking in a heated collar section lowers polyethylene fiber stiffness, resolving the trade-off between high strength and processing convenience.

A modular visual design tool predicts self-folding behaviors in knit fabrics by applying edge rolling indicators to stitch patterns.

Vertical fixing frame movement adjusts yarn tension timing during carriage turns, ensuring uniform stitch sizes and reducing edge flaws.

Control unit counts sensor pulses against clock signals to detect thread standstill without complex speed calculations.

A knitted sock with zone-varying layers reduces blister risk and odor by combining cushioning with targeted ventilation.

A compression garment uses differential pile zones to trap heat and maintain muscle warmth during physical activity.

A signaling device employs a constant current source circuit to drive light sources, ensuring accurate thread break detection across varying voltage supplies.

Expandable yarns swell their thermoplastic sheaths upon heating to adjust fabric porosity.

Thermoplastic elastic yarn creates a sticky surface on spacer fabric to resolve slip-proof and breathability trade-offs.

Tubular knitted brassiere features integrally knit shoulder straps and welts for enhanced structural stability.

A thin porous fabric sleeve covers a paint roller, smoothing wet paint films and preventing fiber shedding from uneven texture.

Differential knit stretch resistance in a tubular foot joint supporter pushes up the plantar arch, resolving fatigue in the triceps surae muscle.

Inverting helical winding with a mandrel pulls the core through tubular fabric to eliminate seams and prevent stippling defects.

Applying an ultrathin 15-micron resin film to fine-denier knitted fabric resolves the contradiction between waterproof reliability and cloth weight.

A knitting tool stem features floating sections that reduce contact area with groove walls to lower frictional heat generation.

A single aluminum profile replaces complex multi-part plastic housings to lower manufacturing costs while maintaining structural rigidity.

Embedding a yarn liner in shaped polymer layers boosts cut and tear resistance while maintaining dexterity.

Elastic weft knitted jacket fabric reduces muscle burden by limiting compression to 0.6 kPa.

Integrating high-friction yarn into the knitted welt eliminates separate anti-slip components while maintaining uniform pressure distribution.

Knitted footwear uppers use porous cushioning structures to distribute forces, resolving the trade-off between foot comfort and manufacturing complexity.

Para-aramid ribs in a ripstop weave block blast debris while keeping combat uniforms lightweight.

Bonding unbroken loop fabric to polyethylene film creates a four-way stretch composite.

A double knit fabric uses a plating stitch to arrange non-elastic yarn on the surface and elastic yarn inside.

Lock lever mechanism prevents excessive tension and yarn breakage during the gripping cycle.

Modular integrated control system coordinates thermal body scanning with CNC knitting machines to reduce production time and material waste.

Woven copper yarns replace silver nanoparticles to eliminate discoloration and skin penetration risks while maintaining effective sterilization.

A knitted Raschel net incorporates longitudinal and transverse colored yarns to encode production data directly into the textile structure.

Staged latch needle displacements and modified sinker edges knit interchanged plating on a single technical face.

A unitary knitted footwear upper integrates a collar and throat portion to form a seamless structure.

Organic acid-modified ionomer membrane enables selective moisture vapor transmission, reducing heat stress while blocking chemical and biological agents.

Scattered tucked parts in the knitted fabric create air pockets within rib portions, improving breathability while maintaining cut resistance.

Segmented flexural transducers inside protective housings reduce damage rates during module assembly and transport.

An intermediate foam layer distributes compression pressure across sensitive areas, resolving the trade-off between effective edema therapy and patient comfort.

Thermal bonding joins modular lacrosse pocket sections, eliminating complex lacing and ensuring consistent performance across varying moisture conditions.

Three-dimensional knit spacer fabric with hydrophobic layers creates channels for air and moisture flow.

A knitted windproof fabric uses composite yarn with distinct boiling water shrinkage values to create tightly interlaced loops.

A flatknitted compression garment uses a concave indentation to eliminate groin cavities and reduce friction for improved comfort.

Knitted conductive fabrics replace rigid foils in textile pressure sensors, resolving adaptability versus structural integrity trade-offs on uneven surfaces.

Segmented cords feed horizontally into a loop presser bed, resolving reliability issues while enabling customizable fabric patterns.

Extracted thread contact area prevents collisions with moving elements during stitch formation.