Sleeve/Socket Joints TRIZ Cases

A support groove guides stick-assisted pipe insertion to keep center lines aligned, preventing deformation, gaps, and fluid leakage.

Two interlocking half-rings and a deformation element secure socket pipe joints axially while allowing thermal expansion and easy assembly.

An elastic rubber connector uses guide and lip features to simplify microfluidic tube mounting while improving sealing and reducing leakage.

Layer-by-layer buildup welding forms pipe fittings in crack-prone Al-Mg alloys while enabling flow-optimized shapes and lower reject rates.

Segmented rings and keyed surfaces stop pipe slippage during large-diameter pipeline rotation while keeping the joint sealed and stable.

A two-component gasket replaces metal retainers with a plastic ring that guides pipe belling, cuts corrosion risk, and simplifies recycling.

A two-member clamp and lever mechanism secures oscillating tool accessories while enabling fast, tool-free changes and flexible orientation.

An accommodating cavity inside the connecting sleeve traps weld beading and slag, preventing valve blockage while keeping pipe joints stable.

Direct barb-to-barb clamping with an integrated seal cuts system volume, material use, and assembly time while keeping a secure fluid-tight joint.

Specialized roll grooving creates a burnished pipe end surface that prevents flare, improves sealing, and supports stronger mechanical coupling.

Fuel combustion in the exhaust stream restores particulate filter regeneration when low temperatures and long exhaust paths prevent reliable cleaning.

Reduced thread engagement lets adjacent casing joints bend around drillhole curves with lower force while preserving support and optional fluid isolation.

Chord grooves, retainers, and discontinuous anti-extrusion barriers hold tubular seals while preserving larger piston area near large threaded ends.

Ribs and locking grooves keep stainless steel pipe couplers stable under pressure, preventing separation, leakage, and contamination.

Integrated positioning protrusions move alignment out of the seal, cutting rubber waste while improving quick pipe connection and sealing.

Grooved end sections and a grooveless body join carbon fiber tubing securely while maintaining fluid flow and preventing leaks.

Multiple non-radial O-ring seal pairs improve low-pressure liquid cooling fitting reliability without grease, reducing leak and contamination risk.

A segmented dust seal with stripping elements and a flexible sealing lip blocks dust ingress in vibrating tool fittings, reducing abrasive wear.

A PPA/PPS sleeve-and-nozzle connector cuts ion leaching in vehicle fluid lines while maintaining a fluid-tight, lockable joint for fuel cells.

Segmented retainer sections cut assembly force while locking tubes securely to prevent refrigerant leaks without tools.

Nested service and reinforcing sleeves with annular ratchets stabilize lined host pipe valves and minimize leakage.

A notched flange and single-bolt clamp compress the gasket evenly across multiple pipe diameters, cutting install time and protecting pipe integrity.

A projecting collet and exchangeable holder let shorter rams cut torsion while maintaining holding torque and positioning accuracy.

A two-section retainer cuts tube insertion force, avoids connector machining, and shows lock status during fluid connection assembly.

A split seal, deformable members, and grip elements help couple different pipe diameters while maintaining axial hold and leak sealing under hydraulic force.

Equiangular recesses in a hydraulic chuck expansion sleeve enable uniform elastic constriction, preserving concentricity without high clamping pressure.

A second tapered guide surface steers the seal member during assembly, maintaining sealing and preventing gland deformation under uneven tightening.

Receiving grooves and enlarged internal space let pre-assembled pipe couplers install smoothly while preventing seal deformation and fluid leakage.

A jaw guide and inclined engagement surface pre-center small or large shafts for secure clamping without off-axis insertion or pinching.

Friction-held binding bands and inclined pressure pins simplify resin pipe joining while resisting detachment without precise alignment.

A pre-chamfered insertion sleeve lets thermoplastic pipes pass O-rings cleanly, avoiding manual beveling errors and leak-prone seal disturbance.

Interference-fit pins and bearing inserts improve gimbal load transfer, cut bending stress, and simplify maintenance with lower heat input.

A movable adjustment shaft changes chuck insertion depth and locks at set positions, letting one rotary tool fit accessories more precisely.

Spring-biased wedge pins remove the need for a handle, enabling accurate robot tool attachment and quick detachment without interference.

A conical pipe adapter with sealing lips and a spigot end secures vertical or uneven pipe connections without extra clamps.

Locked rotational couplings let a supported pipeline section turn in place to spread abrasive wear while maintaining alignment and limiting fluid loss.

Axial engagement features and a clamshell fastener join a wye fitting in tight spaces while keeping fixed orientation and seal integrity.

Cam-actuated pawls let a rotary driver chuck load screw anchors with low force, hold them securely, and release them more easily.

An oval wedge lockout shaft boosts ratchet webbing holding power to match or exceed webbing strength for securing fragile or critical items.

Closed internal recesses guide elastic deformation in a hydro-expansion chuck bushing, improving small-shank clamping and concentric torque transfer.

Overflow grooves capture welding slag in a quick-connect pipe fitting, improving weld quality, sealing, and installation simplicity.

A dual-drive fastener lets pipe fittings reach sealed compression with standard ratchets or impact drivers, cutting tool dependency and labor.

A hinged insulated sleeve connector uses inner protrusions to secure duct ends, prevent leaks, and limit ambient heat transfer.

Disposable annular barriers contain wet cement mortar at socket ends, avoiding tear-out during removal and improving corrosion protection.

Opposed pivoting locking washers use pin-and-recess engagement to secure an axle reliably and simplify mounting under limited visibility and heavy load.

A corrugated O-ring with peaks and troughs compresses in stages, cutting connector insertion force while preserving fluid tightness.

Deformable linked ring segments let pipe couplings slide on and tighten quickly while maintaining a secure seal against internal and external forces.

A grooved connector body and snap-on retainer cut tube insertion force, avoid post-process machining, and give clear assembly status.

A restriction part holds the tightening member in place before use, preventing clamp misalignment and simplifying pipe joint assembly.

Recesses linking the fluid passage to the seal groove flush around the radial seal, cutting dead space, deposits, and germ buildup.