Sleeve/Socket Joints TRIZ Cases

A gasketed needle connector enables leak-tight cartridge-to-machine fluid transfer for automated nucleic acid extraction and analysis.

A seal ring with elastomer seals and a two-piece clamp ring creates fast, fluid-tight conduit joints with fewer tools, parts, and corrosion risks.

Integrated fixed and movable coupling elements cut pipe fitting parts and installation time while maintaining tight sealing and gasket service life.

On-site machined male and female pipe ends use an internal locking gasket to keep a flush joint, cut pit length, and maintain flow.

A segmented mold creates a smooth piston sealing surface without parting lines, reducing leakage and saving space in cooling system couplers.

Preassembled coupling units deform variable-curvature engaging keys to match pipe grooves, speeding installation while keeping joints stable.

An internal O-ring dampener raises unlocking torque in a drill chuck, helping the locking member resist vibration loosening and hold clamping force.

Curved sealing surfaces between threaded tubular members preserve an annular seal under downhole torque, bending, and pressure loads.

Offset tabs and observation apertures prevent misoriented pipe fitting retainers and enable visual assembly checks before pressurization.

Hydraulic self-centring locking elements align a part cavity with the tool axis, enabling precise single-station machining without extra gripping surfaces.

A toothed connecting structure spreads clamping loads evenly, keeping a split ring circular and maintaining a reliable pipe seal.

A sealed filter housing and clearance-fit coupling join the air filter and intake tube for cleaner intake air with easier service.

A slidable second member lets fasteners engage in sequence, reducing force and dexterity needed to install pipe repair clamps in tight spaces.

A tapered lead-in and planar slip system let blind mate fluid connectors self-align and seal reliably despite assembly tolerances.

A tongue-and-groove protective ring creates a tortuous fluid path that shields tubular threads from corrosion despite thermal and mechanical stress.

Overmolded reinforcing elements and a removable sacrificial ring give clamping rings the flexibility and tensile strength needed to secure PVC pipes.

Interconnecting split sleeve segments seal long damaged pipe sections without shutdown, simplifying installation and avoiding extensive pipe cleaning.

Angled and perpendicular groove surfaces share axial load in a mechanical pipe joint, raising pressure resistance without welded rings.

A radially movable engaging member locks steel pipes in one push, easing confined-space joining while keeping the outer surface flush for low pile-driving resistance.

Interlocking threads on a pivotable ring-segment clamp turn rotation into axial compression, tightening pipe flanges with less manual torque.

A spring-biased gripper inside the gland locks the pipe against pullout while a core-less gland structure cuts casting cost and core damage.

A nested bushing and pressurized chambers center the tool shaft symmetrically, improving clamping smoothness and machining quality.

Exciter springs and a retaining ring keep seal packing centered in a gas turbine valve interface, easing installation and limiting misalignment loads.

A deformable sleeve seals a flexible tube before severing, enabling aseptic fluid transfer disconnection without leaks at 1 bar.

A rotating cam ring drives the gripper and seal together, creating a leak-tight pipe connection that resists pullout under fluid pressure.

Isolation valves and pressure sensing let fracturing pumps be swapped at a live manifold, cutting pressure-cycling delays and red-zone exposure.

Thermally expanded PE-RT inner hose and controlled braid geometry improve bending, buckling resistance, and hose nipple stability.

Radially split sealing band sections avoid pipe burr damage during installation, improving gate valve sealing durability and compactness.

A fiber-reinforced sleeve shrunk onto a metal tool holder cuts mass and rotational inertia while preserving spindle rigidity and damping.

A non-circular tubular connection enables linear assembly without rotation, preserving alignment, sealing, torque transfer, and control-line space.

Placing purge air between the cover and cap blocks chips and lubricant at the bearing without extending the lathe spindle.

An indexed clamp-on adapter converts in-tank fuel pumps to alternate port types while maintaining sealing, alignment, and fuel flow.

An internal vent path in the joint links pipe annulus regions, replacing fragile jumper tubes and reducing gas escape and moisture ingress.

Wider jaw and keyway sliding surfaces spread clamping forces to reduce deformation and improve workpiece support accuracy and stability.

Nested closed-circumference connectors create a detachable air duct joint that resists pulling forces and vibration while preserving flow integrity.

Interrupted cheek sections create a stretchable capacity reserve so the collar fits diameter variation while maintaining clamping force and support.

A mixed interference-clearance sealing surface manages Luer connector insertion force despite tolerance variation while keeping fluid connections secure.

A thermoplastic lining joined to a thermoset molded pipe end cuts cost and thermal expansion while maintaining a sealed concrete connection.

Varying tooth spacing and angle lets a cam ring grip ductile iron and PVC pipes more securely, reducing decoupling risk.

A cord-based locking mechanism creates fluid-tight pipe joints without spigot-bell ends, reducing insertion friction and installation complexity.

Axial pin-box locking with self-aligning surfaces replaces threaded make-up, improving torque, tension, and compression handling in drill string couplings.

Angled action and stop surfaces rotate grooved pipe coupling segments into secure groove engagement while simplifying assembly and confirming installation.

A tubular insert and snap-lock half sections bridge fixed pipe gaps to create watertight joints without disturbing the inner flow profile.

A braced through-pipe and internal damping elements cut grinding receptacle vibration while keeping stiffness, low weight, and coolant flow.

End-only joint protrusions stabilize split pipe housing diameter while preserving fit adjustment across varying pipe sizes and preventing leaks.

Non-uniform arcuate sleeve pockets and a radial-split gasket seal different pipe diameters while containing excess gasket material to prevent leakage.

Angled shoulders and seal lobes keep coupling segments spaced for pipe insertion while retracting the center leg to cut turbulence and head loss.