Domestic Articles TRIZ Cases

A composite molded article integrates a softened first member with molten resin injected around a weir portion to form a structural second molding portion.

Localized heating controls molecular orientation to ensure consistent flange thickness without complex cooling systems.

An automatic transfer device feeds components into the welding station, eliminating manual loading delays and reducing cycle time.

Flat-pressing manufacturing method using a micro through-hole nickel-based mold to produce bionic adhesive structures.

Sequential vacuum suction shapes thick foam resin sheets against mold cavities, resolving poor central softening and ensuring accurate cavity adherence.

A rotating mold shaft injects composite material into a static mold cavity to align fibers along the rotation axis.

Controlled thermal treatment evacuates residual gas from broken microspheres, preventing high-temperature deformation and ensuring dimensional stability.

A composite spacer ring cures within the tank wall to maintain a blind hole during soluble tool removal.

Consolidating textile preforms containing combined reinforcing and thermoplastic filaments within a mould to form composite aircraft blades.

Pre-cut gas permeable membrane pieces attach to a release-coated transfer liner, enabling automated welding while maintaining quality control.

Evacuating air from the bondline via vacuum bag and seal ring prevents residual voids during adhesive injection.

Clamping wings and tongue-and-groove geometry maintain seal pressure, preventing parting line flash in silicone molding.

Continuous die gap adjustment controls wall thickness profiles in extruded thermoplastic preforms.

Matching thermal expansion coefficients maintain mandrel positioning accuracy while eliminating expensive five-axis machining and bag film damage.

Alcohol additives reduce volatile organic compound emissions in wood products.

A two-stage punching method forms decorative panel openings by pressing a protrusion and cutting its tip with a laser.

Independent vertical movement of circumferential and bottom members releases molded articles without excessive force, enabling various substrate thicknesses.

A hybrid textile connecting element merges metallic and non-metallic fibers to join dissimilar materials through direct welding.

Sn-plated copper alloy strip limits hydrogen concentration to 2 mass ppm, preventing fatigue degradation from reflow plating.

A heat sink with unidirectionally oriented reinforcing fibers cools outer surfaces during electromagnetic welding of molded parts.

A vacuum-adsorbed partition film stabilizes foam molding between substrate and mold layers.

A proportional valve regulates air mass flow during blow molding to stretch preforms with precise material distribution.

Displaced plastic seals retain low-viscosity alloys against heat loss, enabling conductor tracks exceeding 500mm.

Segmented sonotrode welds multiple plastic components simultaneously, resolving the trade-off between high productivity and device complexity.

Thermal activation expands a shape memory screen to fill annular gaps, eliminating complex swaging equipment.

A golf club shaft features distinct tip-side and butt-side bias layers with varying tensile elastic moduli to control torsional rigidity.

Differential gate diameters prevent intermediate layer exposure in sprue cut portions while maintaining stable resin flow.

A hollow rod fitted with a flow path adjustment member regulates the cross-sectional area of air circulation between the rod and preform.

Stretch blow molding biaxially orients thermoplastic preforms, resolving opacity and low impact resistance in conventional thermoformed wide-mouth containers.

A carrier web supports coating material during molding to form adhesive elements, reducing consumption and preventing tearing.

Co-bonding composite assemblies on compensated tools reduces residual stress in bend radii, enhancing load-carrying capability without adding structural mass.

An infrared-permeable disk creates a protected space that stabilizes temperature distribution across composite preforms.

Interval sandwich injection molding creates tool handles with a hard core and soft outer layer, preventing material separation under torsional loads.

Axial blow mold cavities inflate plastic tubing with guided mandrels, reducing scrap and boosting productivity.

Thermoformed plastic containers use spot welds between adjacent rims to create breakable connections for easy separation.

A resin molding method joins molded parts using intersecting cores to create precise hollow areas.

Plastic encapsulates fiber composite openings to prevent fraying during metallic joining.

Dynamic filler adaptation eliminates voids at branching points, maintaining structural integrity without complex multi-die tooling.

A folded steel sheet heating wedge adjusts electrical power to maintain constant thermal energy transfer during seam bonding.

A robot automates mold changes across thermal conditioning and shaping units, reducing downtime caused by manual maintenance operations.

Pre-tempering blow molds during standstill reduces heating speed and energy consumption while shortening commissioning time.

A die wheel sleeve uses an inclined welded joint to reduce visible transfer marks on molded surface fasteners.

Urea boosts soft wax water repellency, reducing swelling and absorption.

A molding apparatus uses a movable suction frame to adsorb thermoplastic resin sheets onto a mold cavity.

Intermittent radial compression molds large FRP arcs with small tools, reducing mold complexity and fiber damage.

Recycled polyethylene void fill packaging film uses moisture scavengers and melt stabilizers to resolve transparency inconsistencies caused by contamination.

A movable fall duct arrangement repositions between working and cleaning positions, preventing downstream contamination during particle gluing.

A tapered locating ring guides a mold body into platen engagement.