Flanged Joints TRIZ Cases

See how reversing the forming sequence—creating the male lock seam before flange forming and no

See how a connector with protruding portions and segmented wall thickness improves welding stre

See how buckling and bending a tubular member mechanically retains a flange, eliminating weld f

See how plastic refrigerant pipes with laser-welded flanges eliminate vibration isolation hoses

See how a two-part composite connection element combines metal rigidity with plastic corrosion

See how underground S-shaped thermally conductive pipes use natural ground temperature to passi

See how a spring-loaded retaining bracket with external actuation enables secure, airtight hose

See how an axially projecting heel structure compensates for thermal expansion mismatch between

See how segmented connectors and interchangeable seals enable one evacuation hose to serve mult

See how a two-flange clamping mechanism with resilient pieces enables rapid wok replacement wit

See how a gasket with punched portions and arc-shaped positioning features increases sealing su

See how removable manifold blocks with integrated fluid passages and quick-connect unions reduc

See how malleable tabs bent around the flange edge secure gaskets mechanically, eliminating adh

See how phase-change material and thermoelectric cooling protect pressure sensors during CIP an

See how segmented connectors with removable seals enable one evacuation hose to serve multiple

See how an exhaust collar with integrated clamping eliminates flex hoses, accommodates position

See how a spring-mounted latching element and conical sealing configuration enable air-tight va

See how a vertical seam closing apparatus uses adjustable clamping, roller members, and dynamic

See how phase change material and thermoelectric cooling reduce heat transfer in pressure trans

See how a pressurized gas chamber between two O-ring seals blocks ambient air from entering low

See how a dual-mechanism seal with pressurized gas chamber prevents ambient air from entering l

Adjustable guides, clamps, and forming rollers close Pittsburgh seams in vertical duct sections without orientation changes or seam wrinkling.

A fabric encasing with an exterior coating barrier helps seals withstand extreme heat while preserving integrity in high-temperature duct systems.

A metal-elastomer seal structure uses primary and secondary sealing to resist mis-assembly and refrigerant leakage in thermal expansion valves.

A fabric encasing layer with a ceramic-thread seam and exterior coating helps seals withstand 2000°F exposure and meet fire resistance standards.

Flat sheet-metal panels with interlocking catches and a resilient insert cut duct shipping volume while maintaining airtight, insulated assembly.

A bowed corner connector boosts clamping force on duct flanges to prevent leaks, speed installation, and tolerate fastener misalignment.

Flat duct panels with folded resilient catches lock and seal on-site, cutting fabrication complexity, shipping volume, and assembly effort.

A flanged coupler and grout plug improve pipe pile segment alignment, reduce joint stress, and support stable grout placement during installation.

A seam-guided collar, paired rollers, and a rotating cam form consistent tube flanges while constraining tube motion and accommodating spiral seams.

Rotating transverse arms and coupling joints tighten the cot panel after setup, reducing sagging while keeping folding and transport easy.

A clamp-held split ring secures tank-mounted sensors and valves, preventing loosening, leakage, and lost fasteners.

A reduced-thickness gasket lip cuts gas and water vapor permeation while maintaining compression sealing below 0.5% vol/year.

Curved tube segments and a sealing element enable angled fluid connections with lower pressure drop, tighter packaging, and reduced leakage.

A polyhedral pipe transition between rectangular and circular openings reduces exhaust stagnation, by-product buildup, and particle generation.

Thin metal or PTFE layers on an elastomer compression gasket cut insulating gas and water vapor permeation while keeping leakage below IEC limits.

Integrated pumping channels and decoupling seals cut pump vibration, leakage risk, and footprint while maintaining low vacuum pressure.

A self-centering seal with compressible protrusions and a plasma shield replaces O-rings to prevent leakage, arcing, and particle generation in PVD sputtering.

A slip-on steel flange and metallic gasket isolate heat from a plastic duct, maintaining a durable leak-proof vehicle interface.

An adhesive-bonded flexible seal stops gas-insulated switchgear leaks without disassembly, reducing gas loss and repair downtime.

A snap-fit metal and elastomer seal cuts AC joint leakage, avoids costly copper processing, and stays compatible with diverse refrigerants and oils.

A fixation lip locks a flat elastomer gasket in its groove to prevent displacement and cut insulating gas leakage in high-voltage assemblies.

A fixation lip locked into a groove keeps a flat elastomer gasket in place while lowering insulating gas leakage and avoiding grease.

A compressible self-centering seal with a plasma shield replaces O-rings to prevent PVD sputter leakage, arcing, and particle generation.

A thermo-structural spacer creates a thermal break between the compressor and air inlet to prevent overheating while maintaining airflow and pressure.

Standard foreline segments enable easier reconfiguration, localized heating, and more consistent vacuum performance across process chambers.

A retained seal ring with annular grooves speeds semiconductor fluid system assembly and service while maintaining fluid-tight passageway sealing.

A flanged pipe locked by a base plate and threaded connector prevents shifting in wafer scrubbers, cutting particle generation and wafer scrap.

A flanged pipe locked by a threaded connector prevents pipe shifting in wafer scrubbers, cutting particle generation and wafer damage.

A vent duct and leakage recovery duct let sealing product fully purge trapped gas and seal a GIS junction without dismantling.

A pressure-ring sealing member keeps O-rings compressed at cryogenic temperatures to stop fluid leakage in electrostatic chuck connections.

Segmented seal rings with retention grooves speed semiconductor fluid delivery assembly and service while maintaining fluid-tight passageway seals.

A double-seal flange with an expansion chamber detects cryogenic leaks early while keeping pipeline connections compact in tight spaces.

Dual O-ring flange grooves and an expansion chamber detect cryogenic leaks early while keeping line connections compact for confined spaces.

An elastically prestressed support projection keeps fluid channels sealed below -40°C by compensating for seal shrinkage and preventing leaks.

A fixed antifriction ring on the flared tube end cuts torsion stress and friction, helping threaded joints stay secure after maintenance.

A spring-biased hub nut keeps the insulating rod and flange in compression, maintaining a fluid-tight desalter bushing seal through pressure and temperature changes.

By limiting annular friction surfaces and constraining seal expansion, this pipeline joint improves CO2 line sealing while easing assembly and disassembly.

Mandrel-shaped conductive projections pierce insulating injection skin to maintain sealing and create reliable EMI shielding in lightweight plastic housings.

A polyhedral transition pipe changes exhaust flow from rectangular to circular to cut stagnation, by-product buildup, and particles.

Removable concentric discs and a single-nut lead connector let one flange tab fit varied bolt sizes while maintaining a waterproof, explosion-proof seal.

Controlled interface gaps and limited annular friction surfaces help CO2 pipeline joints avoid jamming, block debris, and maintain sealing.

A thinner elastomer lip reduces permeation of g3 and CO2 while the compressed main body preserves sealing in gas-insulated apparatus.

Metal or PTFE thin layers on an elastomer gasket cut insulating gas and moisture permeation while keeping compression sealing for MV/HV equipment.

A split heat exchange tube connector lets battery packs be serviced in tight spaces without removing nearby components, while maintaining leak-proof sealing.

Dielectric layers, insulating gaskets, and bolt spacers block cathodic protection currents to protect field device electronics and measurement accuracy.

A split heat exchange pipe joint lets battery packs be serviced in tight space without removing the full joint, while maintaining leak-proof sealing.

A tight-bend tube and seal-engaging surface enable angled fluid connections with lower pressure drop, simpler machining, and better sealing.

Integrated retention and sealing features lock a fluid line adapter into a mating block to resist pressure, vibration, and leakage.

Circular ceramic disks embedded in an elastomeric tube wall resist abrasion while preserving flow lumen, bendability, and static dissipation.

Two stainless steel layers with different thermal expansion help a clamp maintain axial load and fluid-tight joints at high temperatures.

Smooth non-convex apertures in a spring-sheet retainer hold gaskets accurately while reducing handling damage and assembly difficulty.

A positioning column and sealing ring keep semiconductor gas connectors aligned without surface contact, preventing debris in the process chamber.

Flat ceramic disks embedded in an elastomeric tube resist abrasion while preserving flow lumen, bendability, and electrostatic discharge.

Vacuum diversion through suction bolts keeps leaked fluid away from the sealant, allowing flange repairs without draining or stopping the circuit.

Differential thermal expansion locks the coupling more tightly at low temperature, limiting thermal ingress and preventing decoupling in insulated piping.

An inward-projecting hook and aperture lock lets a V-clamp open faster while resisting deformation and escape under high tensile stress.

A valve plate and pressure relief valve isolate the tank during hatch service, preventing vapor release and avoiding full drainage.

A dual-seal flange uses a metallic joint and lip-sealed disk insert to limit crevice corrosion, reduce leakage, and extend service life.

A detachable connector turns generator exhaust upward, protecting nearby vehicles or equipment while remaining easy to remove for transport.

A mirrored plastic hub, rubberized gasket, and clamping ring create a leak-free pipe joint that avoids thermal mismatch, corrosion, and permanent welding.

Snap-on tabs pre-position a corrugated metal gasket on a tube flange, improving seal alignment and leak resistance in tight turbine assembly spaces.

Bolts inserted from the upper side let a flange-sleeve joint connect multiple fluid passages where space below the flow passage block is limited.

A modular box, pin, and lock down ring replace rigid drilling spools without on-site cutting or welding, reducing downtime and cost.

An inner-side vacuum seal with frangible sealant detects flange joint movement and leaks without hazardous high-altitude inspections.

A dual-seal closure uses compression and interference fit to prevent seal deformation and enable reuse in nuclear pressure vessels.

A bayonet fitting locks the service tube into an engine receptacle for fluid-tight attachment and more flexible turbine fluid routing.

A dual-seal flange member uses compression and interference fit to stop plastic deformation, maintain leak-tight sealing, and enable reuse.

Replaceable shims in spaced flange grooves restore sealing and tilt alignment after wear or deformation without removing the flange.

Clamping and adjusting blocks secure aircraft engine duct flanges in tight spaces while keeping bolts out of high-temperature zones.

A support ring and radial locking member speed pipe-end connection and disconnection while reducing handling effort and leakage risk.

A replaceable closure extension and fastener maintain pipeline door alignment and sealing as hub threads wear over time.

A rotatable ring flange with integrated slide locking and an O-ring seal simplifies pipe alignment while maintaining airtight, low-wear connections.

Non-contact sensing lets a hygienic clamp confirm closure without mechanical wear or residue build-up, even under autoclaving and chemical cleaning.

A mechanical link separates hot process fluid from fill fluid to prevent vaporization and keep pressure readings accurate up to 800°C.

Meshing ridges and collet grooves block axial movement in composite pipe terminations, improving sealing and load transfer at steel interfaces.

Matching stepped collar and annular regions create a sealed composite-to-steel pipe termination that resists axial and torsional loads.

Spring elements preload the inner seal in a multi-wall hydrogen pipe coupling to cut leakage and preserve vacuum insulation under cryogenic stress.

A clamped sealing ring uses wedge or shaped geometry to prevent pipe twisting, simplify assembly, and maintain sealing under angular misalignment.

A threaded bulkhead-style connector uses radial sealing features and a nut-fastened body to keep cooling line wall penetrations dust- and fluid-tight.

A varying v-angle clamp and partially spherical flanges spread axial load more evenly, cutting friction, tightening force, and leakage risk.

A pin-and-collar flowline connector cuts high-pressure joining time and operator effort while maintaining reliable connection strength.

Rotating spools and dual bridge blocks simplify fracturing manifold connections to preserve pressure, reduce scouring, and cut idle time.

A two-segment arched coupling speeds pipe or hose joining while maintaining sealing reliability through ribs, fasteners, and a seal groove.

Preloaded clamp magazines use channels, protrusions, and guides to speed aseptic conduit sealing while reducing manual assembly labor.

A non-circular outlet section smooths streamlines and cuts pressure loss while selective corrosion-resistant parts reduce flowmeter cost and weight.

Annular couplers and a sealed connector join fluid devices without tubes or union nuts, cutting installation space while preventing leakage.

An axial latching tab gives profile clamps clear pre-positioning and audible locking feedback, reducing assembly checks on pipe flanges.

A dual indicator hides the loose state after tightening, giving pipe fittings fast visual verification with less inspection time and human error.

A keyhole-fastened duct and foam seal deliver conditioned air across cage bars or mesh, cutting adapter changes and setup time.

A pre-assembled conical-to-hex nut guide helps ROV torque tools align smoothly on subsea flange nuts, cutting alignment maneuvers and time.

A stress-relieving support around the pressure tool stabilizes pipeline expansion, creating interference-fit joints with defined seal pressure.

Directly coupling annular ports with an integrated sealed connector removes tubes and bulky nuts, cutting installation space and leakage risk.

Radial and axial shock absorption stabilizes vibrating pipe flanges, prevents misalignment and leakage, and enables early failure warning.

Remote hydraulic actuators and an accumulator open bolt flange joints from a safe distance and enable rapid closure during hazardous leaks.

A threaded sliding spool lets oilfield manifold parts be removed or added without major disassembly, cutting maintenance time and damage risk.

Wireless RFID contacts indicate open or locked connector states, enabling fast verification of secure connections where manual checks are unreliable.

Spring-loaded ball bearings seat in flange bolt holes to support level-guided welding alignment with less distortion, fewer fixtures, and safer handling.

Wedge-shaped adjustment rings compensate axial, angular, and parallel flange offsets to simplify pipe assembly and maintain a tight seal.

An oval groove and universal positioning tool align butterfly valve pipe flanges across different standards, enabling accurate single-worker assembly.

A compressible indicator in a retaining groove stays hidden when loose and extrudes when tightened, speeding pipe fitting checks and reducing QA error.

An interior abrasion-resistant cladding layer protects a hydro-vac elbow fitting from earthen wear, extending service life and reducing replacements.

A lug-based adjustable flowline connector enables axial movement and quick reconfiguration, cutting frac site clutter and leak points.

Continuous fibre winding forms a composite connector flange that cuts metal waste, avoids galvanic corrosion, and maintains sealing under radial loads.

Guard bolts, nuts, and reinforcing plates keep a flanged pipe deflector shield fixed, so leak spray is diverted in a controlled direction.

Preloaded gaskets and flanges seal hot-tap cut edges in coated pressurized ducts, enabling branch additions without shutdown or recoating.

A single-bolt multi-section clamp uses a sliding tension band to speed riser make-up while reducing uneven loading and stress at clamp interfaces.

A zoned flange face and dual-material gasket keep corrosive-liquid sealing while meeting NFPA 30 and API 6FB fire-test demands.

A bridge finger locked in a flange recess pre-positions the profile clamp, prevents twisting, and removes extra anti-rotation parts.

A clamping tool with an alignment spike holds pipe flanges and gaskets in place, helping one pipefitter align bolt holes and seal joints.

A radially biased O-ring clamp seals worn BWR jet pump slip joints to limit coolant leakage and suppress flow-induced vibration.

A monolithic connector body uses aligned hole arrays and connection rods to speed conduit assembly while preserving robust mechanical integrity.

Bolt-clamped end flanges seal a flexible pipe compensator during vibration while enabling fast replacement and long service life.

A membrane-sealed retaining element and quick-release connector simplify single-use pressure sensor mounting while preserving a fluid-tight seal.