Sleeve/Socket Joints TRIZ Cases

A pivoting gripper and spring-clip gland restrain pipe pullout under tension while limiting deformation, cracking, and seal failure.

A grooved female upset and flanged male fitting create a secure, leak-proof dig tube connection that helps protect underground infrastructure.

Multiple sealing ribs create uniform compression and use fluid pressure to improve pipe coupling seals while reducing leakage and fluid buildup.

A separate connecting element aligns sealed fluid openings before foil removal, reducing contamination and enabling reusable sterile connections.

Pre-assembled segments and a captured seal let pipe elements be inserted without full disassembly, cutting outlet coupling installation time.

Segmented ring arcs replace multiple axial screws to secure valve secondary bodies faster while maintaining strong, robust fixation.

Angled groove surfaces let coupling keys share axial load, boosting pipe joint pressure and tensile capacity without welded rings.

A rotatable sleeve, insert, and locking ring let bar loader clamps switch formats manually while keeping bar alignment stable and vibration controlled.

Interference-fit pins and replaceable bearing inserts strengthen a clevis joint while moving the heat-affected zone away from the load path.

Threaded guide locking and an expanding ring simplify hydraulic coupling assembly while improving alignment and sealing to reduce leakage.

Elastic deformation guides the chuck plunger into aligned recesses, reducing backlash, grip misalignment, and machining vibration.

Two conical bearing faces with different angles improve screwdriving tool centering, reduce holder deformation, and enable repeatable preload.

Spring-loaded clip arms lock each male coupling securely, then shift to release one line without disturbing other fluid connections.

A grooved press-fit sleeve and curved flow path let this resin joint cut pressure loss while easing core pin removal during molding.

Locking rings that expand more than the socket cup improve pipe grip, while a secondary metal seal protects against leaks at high temperatures.

Inclined output surfaces distribute torque more evenly in oscillating hand tools, reducing stress concentration and extending holder life.

A foldable support shoulder lets one pipe sealing ring fit different shoulder heights, limiting compression and avoiding damaging pressure peaks.

Adjustable mounts let a riser support maintain load transfer and riser gaps after installation despite piping expansion and contraction.

Embedded rigid plastic reinforcement with protrusions or recesses improves Rieber joint seal stability, cuts rotation risk, and avoids lead-based metal inserts.

Rod-shaped SMA elements heat to recover shape, releasing a held pin in a controlled, reusable way without high release forces.

Corrugated and smooth clamp sections maintain full contact on non-parallel pipe surfaces, improving sleeve retention under vibration.

Split collars and a double wedge secure pipe liners with hand tools, reducing heavy lifting, worker risk, and connection downtime.

Wedge-shaped internal protrusions lock conduit ribs while a tubular gasket seals the joint to block fluid ingress in post-tensioned concrete ducts.

Lower-expansion stress rods create bore bulges that boost shrink-fit gripping strength and improve tool extraction without overheating damage.

A resilient arresting ring and optional seal create a detachable male-female joint that assembles quickly and avoids extra tools or complex parts.

Composite coupling halves with integrated latches cut weight and corrosion while preserving fluid sealing and electrical continuity.

Premolded plastic liners protect concrete sewer pipes and joints from sulfuric acid corrosion, extending service life with lower field installation effort.

Recessed side edges support the hose clamp hook against plastic deformation, preserving clamping force through thermal expansion cycles.

A pneumatic inflatable collar and snap-fit profiled band seal bag spouts securely while enabling fast nozzle replacement without tools.

Ratcheting bars and a movable interior body replace multiple fixed spacers, speeding press setup and reducing shop clutter and hazards.

A wedged belt seal in a recessed fitting groove reduces seal displacement during tubing insertion while maintaining fluid containment.

A protruding gripping surface with recessed lateral borders helps the hook resist tensile deformation and keep clamping force stable.

A nonwoven fiber layer anchors embedded sealing profiles in concrete or plastic moldings to resist assembly displacement and seal deformation.

An elastomer angle profile creates sealing flanges without deforming the plastic liner, simplifying concrete pipe joints and blocking aggressive media.

A press-fit reinforcing ring uses the duct's inner cavity and protrusions to avoid adhesive, cut pressure drop, and simplify assembly.

Axial compression, a gasket, and backlocking fingers create an airtight thermoplastic pipe joint that resists pullout and improves sealing.

A lever-actuated two-member clamp secures oscillating tool accessories while allowing quick removal without screwdrivers or wrenches.

Composite coupling halves with conductive elements and a rigid sealing sleeve cut weight and corrosion while preserving fluid seals and electrical continuity.

V-shaped gasket protrusions deform into textured pipe and bell surfaces to fill channels and prevent leakage under higher pressure.

A rib, gripping teeth, and a fastener create a reusable pipe coupling that installs easily, seals against leaks, and resists axial pullout.

A sealed housing and resilient seal members keep dust away from the fuel pipe connection, protecting injectors and engine components.

A plug-connected split clamping hoop speeds pipe assembly while variable seal grooves and a non-integral retaining ring prevent sealing failure.

A spring assembly holds coupling segments apart so pipe ends can be inserted without disassembly, cutting installation time while maintaining a fluid-tight joint.

A recessed sealing element with a transverse wall secures brittle small-diameter tubing while preventing leaks and cross-contamination under high pressure.

Inclined, segmented driving regions spread torque in oscillating tools, cutting peak stress and extending fatigue life under high-frequency loads.

A bonded fibre layer extends into curable mouldings to anchor sealing profiles, limiting assembly displacement and corner deformation.

A flexible belt and screw-fastened shield secures insulation on V-band clamps against heat radiation, vibration, splash water, and stone impact.

A mechanical interlock drives the pipe into a metal seal surface, eliminating welding and rubber seals to cut leaks and installation time.

A frusto-conical guide and tensioned casing simplify deep piling pipe installation while maintaining fluid-tight sealing up to 80 bar.

A concrete-encased metal pipe with spigot-bell joints forms sealed, pressure-resistant tunnels while reducing welding labor and deformation.