Hollow Articles TRIZ Cases

Dynamic pressure release timing extends process time by monitoring internal container pressure, eliminating premature venting waste.

Dual-catalyst systems adjust hydrogen-to-ethylene ratios to produce tailored polyethylene resins without increasing production complexity.

A single mold arrangement compresses and expands plastic preforms into containers using a shared punch device.

Amorphous thermoplastic polyester uses alicyclic diols to produce hollow articles with high thermal stability.

Feedback loops monitor actual shutter position and cavity pressure to resolve coordination precision issues in water injection molding.

Specific resin parameters enable steam pin insertion at higher temperatures, preventing leakage while significantly shortening the molding cycle.

A floating element supports opposing punches to absorb reaction forces without ground discharge.

Flow forming a multi-layer steel composite creates a seamless hollow body that prevents hydrogen embrittlement while maintaining mechanical stability.

Blow-molded seamless polyurethane balloons eliminate seam defects and resist deformation while maintaining internal pressure.

Segmented chuck walls with curved transitions reduce eccentricity and prevent seam failures in lightweight can cover manufacturing.

Lifter cam strain gauges measure force throughout the entire seaming cycle, resolving limited monitoring coverage of first and second operation stages.

A bottle blowing machine integrates mould opening, elevating, and locking into a single rotation shaft system.

A composite manufacturing process uses a die body inside a mold groove to laminate material for simultaneous curing.

Adding crystallization retarding compounds during bio-PET copolymerization prevents spherulitic crystallization, ensuring material clarity for beverage bottles.

Single rotation shaft drives mould opening and bottom elevating via sliding block in guiding groove, reducing device complexity.

A pre-stretching stretch rod elongates plastic preforms before heating to establish shape.

Independent inner and outer die speeds prevent cracking in high-strength steel, enabling deeper drawing depths for automotive cup-shaped components.

A gas recovery system reuses compressed air from blow-molding operations to pre-blown packaging containers.

Segmented pressurizable cores vent internal gas to prevent distortion while enabling elevated temperature curing of complex composite structures.

Merged mould aging prevents distortion during Ti2AlNb hot gas forming, ensuring dimensional accuracy.

A hollow article molding method uses three rotating mold pairs to inject resin and form articles at dedicated stations.

A fiber reinforced resin molded article manufacturing method fills a mold with inert gas before pouring high-temperature resin.

A seaming assembly uses a compression spring to apply progressive axial force during can body engagement.

An urging member regulates the inside core mold movement during injection molding to prevent surface wrinkles on thickened bottoms.

An integral biasing medium structure provides externally excited dampening within a metal forming toolpack.

Differential external pressure prevents distortion of precisely formed top and bottom ends during skirt expansion.

Segmented drives eliminate frame bending moments, reducing machine weight and cost while maintaining parallel closure.

A segmented expansion tool creates non-uniform neck profiles in cans, eliminating costly secondary shaping steps and reducing production costs.

Partially non-polished necking dies reduce friction, enabling fewer stages and lower manufacturing costs.

Segmented shaping members apply pressure to deform metal container edges into precise beads.

Targeted body heating and step-function pressure expansion of work-hardened preforms form complex containers while maintaining axial strength.

A die reduces the outer diameter of a raw material pipe to form an integrated container body and coupling pipe structure.

Actuating element releases blow mold locking device to reduce manual handling time during machine changeovers.

A closed framework with slidably mounted benders and hydraulic clamps reduces machine deformation during narrow sheet bending.

Bladder apparatus expands tubular blanks locally to increase stiffness, avoiding costly welding or uniform hydroforming processes.

A movable cooling slider delivers fluid to angled mold cores, preventing leakage during ejection.

A cooling plate valve regulates air flow between an internal channel and a cavity to manage suction and ejection cycles.

A swiveling annular die insert centers the redraw ring automatically to distribute pressure uniformly across the metal blank during forming.

A sterile channel connects the sterilization unit to the blowing device, maintaining a localized sterile environment around the preform during transport.

A unilateral locking mechanism for blow moulding machines uses a swing member and sliding block to secure the bottom mould.

Vertical axis alignment reduces support tube deformation from heavy tool loads while independent drives ensure phase position accuracy.

A metal material design method calculates yield strength and Young's modulus to control spring back angle during cylinder forming.

Wall thickness gradients enable progressive expansion from open ends toward closed bottoms, avoiding blow-outs without temperature control.

Propylene and ethylene polymer blends with block copolymers resolve trade-offs between chemical inertness, impact resistance, and transparency.

Segmented hinged members adapt to variable cross-sections, resolving rigid core deformation while maintaining full-surface forming accuracy.

Specific entry and exit angles reduce shear forces to prevent scuffing during single stroke wall ironing.

Electronic control replaces mechanical linkages to synchronize motion, reducing emergency stop time and production costs.

A bilateral locking mechanism positions a bottle blowing machine bottom die using a single power source and rotating components.

Applying extra pressing force during the final pass compensates for spring back, reducing seam gap variations and eliminating manual die adjustments.