Flanged Joints TRIZ Cases

A separate film holding element keeps the sterile flange film from detaching during handling, reducing contamination risk and cleaning cycles.

A radial expansion press-fit joins pipeline and pipe socket with precise axial positioning, defined seal pressure, and less residue buildup.

A metal locking element replaces creep-prone plastic latches to keep tubular couplings secure while reducing release force and complexity.

A non-uniform flange contact surface improves sealing between widely spaced bolts while allowing thermal movement and reducing edge loads.

A concentric sleeve, bellows, and sliding sleeve keep cryogenic line couplings compact while preserving vacuum insulation, sealing, and tolerance compensation.

Crescent clamp bodies, 45° tapers, and a self-limiting latch create leak-proof bioprocess tubing connections without overtightening.

Redirected fibres, tapered clamping surfaces, and an overclamp join composite tubes with lower stress, reliable sealing, and low weight.

A sealing element and continuous weld isolate cryogenic fluid piping from swarf, preventing hydrogen leaks and inner-line contamination.

A deformable hollow body shields pipe joints from cleaning agents and environmental exposure while preserving sealing integrity and leak control.

A flange-and-slot pipe seal keeps components aligned during insertion, compressing the sealing member outward for consistent weld testing.

A dual-seal end-piece routes corrosive annular gases through a sealed conduit, simplifying flexible pipe connections and preventing corrosion.

Coaxial securing members and pivoting collar halves enable fast fluid conduit release in tight spaces while maintaining secure clamping.

A rotating closure ring and radial locking approach cut tri-clamp opening time while maintaining secure, low-leak line connections.

A wedge-shaped segmented sealing ring and clamping device maintain leak-tight pipe joints under angular misalignment while preventing twist during assembly.

A widening clamp-band base simplifies flange and sealing-ring insertion while avoiding full clamping-head disassembly during assembly.

Radial interruptions in the coupling outer section lengthen the heat path, helping double-walled pipes preserve cryogenic insulation.

Two cam levers with detents replace torque-tightened fasteners, speeding large-bore hose assembly while maintaining secure high-pressure clamping.

A concentric sleeve coupling extends the heat path in a cryogenic transfer line, preserving insulation at tank connections while saving space.

Nested coupling sections inside fluid conduits cut length and weight while tapered bores and shut-off valves reduce pressure drop and protect reeling use.

A multi-linkage clamp release separates joined components without explosive shearing, reducing after-shocks, debris, and tangential tension loads.

A belt-integrated stop limits hook advance during clamping, preventing plastic deformation and preserving tightening performance.

Thermally adaptive material segments change shape during temperature swings to maintain compression load and keep pipe joints leak-free.

Internal pressure activates a metal seal ring to create a corrosion-resistant secondary wellhead seal with independent pressure testing under HPHT conditions.

Two rotating ring sections engage receiving ribs to cut conduit assembly effort while maintaining a robust cylindrical pipe connection.

A clamp-on corrugated repair boot seals leaking air intake ducts despite heat cycling and vibration, avoiding full assembly replacement.

Differential thermal expansion and added insulation chambers create a compact cryogenic line joint with leak detection and easier disassembly.

A riser-mounted valve isolates the tank so hatches and relief valves can be tested or replaced without vapor release or tank disposal.

Continuous circumferential and longitudinal fibers let composite fluid connectors resist hoop and axial loads while avoiding metal corrosion and waste.

Coaxial securing members let pivoted collar halves clamp fluid conduit sections and disconnect quickly in tight spaces under dynamic loads.

A separable hose and pipe adapter improves hydraulic coupling workability, enables hose replacement, and reduces oil leakage with threaded joining.

Replacing multi-bolt flange alignment with a pin stop and threaded collar speeds high-pressure flowline makeup and reduces seal damage.

A cylindrical lip in the load bearing member creates added gastight seals, preventing gas leakage in high-pressure, high-temperature fastening.

An axial flange on the connecting ring limits clamp displacement and separation, improving load transfer, sealing, and attachment stability.

An insulating annular seal isolates the pipe collar, flange, and block fitting to curb galvanic corrosion and refrigerant leaks in heat exchangers.

Detachable cold-water manifold links let a floating OTEC platform cut parasitic pumping load, limit surface discharge impact, and recover quickly after storms.

A threaded collar and jack bolts replace bolt-hole matching to create stable, hermetic flange connections with easier assembly.

A U-shaped frame-mounted gasket with a flexible sealing element cuts filter bypass and lowers replacement cost in air filtration systems.

A double O-ring flange with a monitored interseal space keeps leaked process gas under lower pressure and routes it to exhaust instead of air.

A retained stainless steel gasket stays attached to the sanitary tube clamp, reducing gasket loss, damage, and food contamination risk.

Radial pipe expansion and axial flange clamping replace weld seams, cutting post-treatment while improving sealing and joint tightness.

A ring groove and gasket layout distributes compression evenly, preventing flange-face gaps and leaks under high temperature, pressure, and bending loads.

A recessed, rounded flange transition cuts stress peaks in exhaust connectors, reducing crack risk under thermal and mechanical loads.

An RFID-linked switch lets the clamp report open or closed state and assembly data, helping prevent over- or under-tightening.

A deformable hollow body seals pipe joints from dust and cleaning agents, reducing corrosion while preserving leak monitoring and service life.

A self-closing hygienic coupling isolates the biasing member from the flow path to prevent spillage, reduce buildup, and ease cleaning.

Temporary segment assembly, catch portions, and interference grooves improve cast iron pipe joining without deformation or leakage.

A top-region clearance in the pipe spool reduces bending stress, stabilizes spool height, and prevents cracks during forming.

A compact cryogenic pipe joint uses differential thermal expansion, added insulation, and an expansion chamber for leak detection in tight spaces.

A U-shaped seal ring and stabilator control force and contact stress, letting one metal seal handle dimensional variation without multi-seal complexity.

Two sliding cups correct x, y, and z pipe offsets in tight spaces while maintaining a sealed flow path under high temperature and pressure.