Flexible Pipes TRIZ Cases

A fixation device for transverse forging and welding cuts end-fitting assembly time while maintaining strong flexible pipe armour anchorage.

Nested corrugated outer hose and welded clamping elements eliminate particle nesting gaps, enabling easy cleaning for medical applications.

Discrete conductive bridges in the outer layer allow conductivity testing while maintaining a light color for dirt identification.

A thin first polymer layer prevents interlocking with a flexible conduit during extrusion to maintain axial movement.

A hose rubber composition blends acrylonitrile-butadiene rubbers with distinct acrylonitrile contents to balance material properties.

A reinforced hose assembly uses a smooth inner radial surface to minimize fluid turbulence and prevent residual material build-up.

Helically winding continuous reinforcement fibers onto a core mandrel resolves bonding reliability issues in wound plastic pipes.

Butterfly clips on a conduit cover engage the interior to enable partial attachment, avoiding full disengagement during inspection.

Composite conductive polymer jackets dissipate electrical charges while resisting distortion and abrasion in high-pressure corrugated tubing assemblies.

Segmenting the metal strip into multiple offset parts reduces cooling requirements and support structures, enabling higher production speeds for armor cable.

Outwardly projecting clamp guides on a molded hose indicate optimal fitting placement to prevent leakage under high pressure.

Nested tubular fuel conduits accommodate differential thermal expansion in gas turbine engines, preventing structural damage from stress.

A polyamide blend moulding compound combines semi-crystalline and amorphous polyamides with elastomers to form flexible molded parts.

Spiral-wound metal reinforcement layers in a thin-walled rubber hose resolve stiffness issues while maintaining high-pressure integrity.

Aluminum-clad carbon steel armor layers protect submarine flexible pipe tensile elements from hydrogen sulfide and chloride ion corrosion.

Planar arc transition in suction wand eliminates sharp elbows, reducing pressure drop while preserving simple manufacturing processes.

Accordion folds in spiral hose maintain inner diameter during extension, resolving trade-offs between flexibility and structural integrity.

A resin fuel inlet pipe combines HDPE and metallocene-based polyethylene layers to resolve the contradiction between weight reduction and impact resistance.

An intermediate polymer sheath confines inner fluid at high pressure, reducing axial and radial stresses that cause fatigue in deepwater flexible pipes.

Radial plies bias an expandable air hose into a flat collapsed state, reducing storage space and preventing tangles while maintaining pressure resistance.

Polychloroprene elastomer composition blends sol and gel with thiuram compounds to enhance mechanical properties.

Self-securing spiral wire forms an internal fin structure within needle-fin tubes, resolving low heat transfer coefficients in glycol systems.

Internal conductive strips in a homogeneous barrier layer dissipate electrical charges without compromising mechanical strength or fluid diffusion resistance.

Dynamic pressure cycling drives ozone through hose lumens, ensuring complete sterilization without material damage.

A rigid IPVC pipe resin composition uses methacrylate lubricants to enhance tensile strength and impact resistance.

Stabilized polyethylene composition eliminates crosslinking complexity while maintaining chlorine resistance and preventing taste issues.

Rolled hem ends on a helically corrugated vent pipe eliminate grinding steps while higher gauge material maintains structural integrity for food-grade airflow.

A flexible hose features a photoluminescent exterior element that absorbs ambient light and emits visible glow in darkness without electricity.

Heating the end section of a flexible pipe pressure sheath reduces its Young's modulus to facilitate mechanical crimping without deforming the metal carcass.

A flexible tube uses a resin layer containing sulfide-trapping material to shield metallic reinforcing strips from corrosive gases.

Composite polymer formulation with specific antioxidant and HALS concentrations extends oxidative resistance beyond 200 years in chlorine environments.

Pre-formed armor trajectory enables sealing without folding, eliminating work-hardening that reduces fatigue strength in marine connection end pieces.

Polygonal relief contours with convex bulbs resist axial elongation in corrugated thermoplastic pipes under pressure.

Asymmetric ridges on spirally wound strips interlock to reduce material strain while maintaining pressure resistance.

Multiple-inserted multifilament yarns lower pulling tension during installation while maintaining seam strength and structural stability.

Exhaust pipe sections feature integral external threads for secure axial attachment via rotating sleeve elements.

A polymeric barrier layer sits between the rubber inner tube and braided wire cover to block material migration during curing.

A spliced hose liner bonds inner sealing layers while embedding reinforcing plies in a rigid outer sleeve.

Embedding a high-modulus strip inside the hose sidewall resolves the trade-off between kink resistance and crush strength without adding weight.

External helical grooves in the hose liner house a coiled wire retainer that restricts compressive distortion and maintains tubular shape during bending.

Segmented frustoconical and cylindrical resin portions distribute mechanical loads from tension, preventing breakage at transition zones under dynamic stress.

Helical convolutions in the flexible chimney hose liner enable self-straightening, eliminating manual labor required for rigid liners.

A high pressure hose inner tube blends crosslinked fluoroplastic with fluoroelastomeric material to resist microvoid formation.

Near infrared rays heat the outer surface of an unvulcanized rubber hose to create a semi-vulcanized state with controlled vulcanization gradients.

Incorporating sulfonate compounds into polyamide improves fluid barrier properties without requiring complex multilayer structures.

Radial nipple stops on hose connectors enable precise axial positioning of elastomeric high-pressure hoses within corrugated pipe assemblies.

Encapsulating smaller pipes within a hard plastic core and outer protective layer eliminates complex clamping devices during trenchless laying.

Plasticizer-free PVDF composition maintains pipe geometry and leaktightness by preventing plasticizer extraction during operation.

A high-pressure hose uses a low modulus layer between UHMWPE and aramid reinforcement to resist cyclic deformation.

Stabilized austenitic stainless steel replaces expensive nickel and molybdenum with manganese, copper, and nitrogen to maintain corrosion resistance.