Engine Seals TRIZ Cases

Elastic components allow synchronous movement between pole shoes and rotating shafts, preventing contact damage during high-speed operation.

Clamping elements secure brush seal segments in simple grooves, eliminating complex undercut manufacturing.

Continuous braiding eliminates weak joints in sealing rings, enhancing service life and pressure resistance for industrial power equipment.

Phase change material expansion in the thermal actuator constricts a split ring to restrict coolant leakage when reactor cooling fails.

Aircraft exhaust seal uses tensioning elements to maintain a consistent cooling air gap across varying interface widths.

Embedding an RFID transponder into the elastomeric preform during molding improves tracking efficiency while increasing manufacturing complexity.

A mechanical shaft seal integrates a grease chamber and single-spring assembly to lubricate rotating components.

Composite gel gaskets fill voids to prevent moisture intrusion while maintaining electrical conductivity, reducing RF interference on corrugated roofs.

Planar contact surfaces support slide rings to stabilize seal gap geometry, preventing premature wear from tilting moments.

A vehicle roof cover uses a locking lug engaging a rigid support element to secure the closure against accidental displacement.

An axial pin seal assembly decouples the gas turbine platform from the buttress to reduce thermal gradients and stress concentrations.

An elastomeric gel gasket with an incompressible nylon skeleton resists permanent deformation, retaining 60-90% of initial torque settings over twenty minutes.

Embedded reinforcement prevents tilting moments and uneven radial loads in rolling bearing journal seals.

A slide component uses an adhesion-resistant film on its sealing face to prevent deposit formation.

Curved guide surfaces and segmented retaining structures stabilize flush glass windows against wind pressure and chattering.

Carbon-filled PTFE seals conduct heat while the recessed groove accommodates thermal expansion, resolving surface finish and durability trade-offs.

A non-square seal with chamfered mating surfaces accommodates clockwise and counterclockwise inlet vanes in gas turbine engines.

A sealing ring with dynamic pressure generating grooves guides fluid to create counteracting pressure on the sliding surface.

A scraping member removes degradation material from the sliding interface of a mechanical seal to maintain contact pressure.

Segmented pin joint sleeves minimize wear and galling through sliding contact, reducing maintenance costs.

A piston seal uses a nickel base alloy with over 40% Ni3(Al,X) precipitated phase to resist creep and wear.

Overlapping seal lips prevent reversal and reduce deflection loads during glass movement, ensuring smooth operation.

A material strand manufacturing method segments extruded strands by testing for defects, cutting out flawed sections, and joining defect-free segments.

Incremental gel injection prevents concave surfaces from thermal contraction, eliminating residual gel removal costs.

An elastic profile strip features a hinged wall that pivots upon pressure to compensate for varying door gap dimensions.

An elastomeric angled lip replaces metal curls to protect the primary seal from damage during installation while simplifying manufacturing steps.

Laser welding joins sheet-metal sealing ring edges, eliminating concave depressions and flux requirements for leak-proof seams.

A molding system uses a VITON strip to support glass panels during overmolding.

Segmented seal portions accommodate thermal displacements and manufacturing tolerances, preventing cooling air leaks in gas turbines.

Segmenting the seal assembly into a stationary support and a removable spring carrier reduces foreign object damage risk during carbon face seal replacement.

Rotatable e-liquid tank raises a concealed mouthpiece assembly, preventing contamination while maintaining liquid separation.

An additional ring creates a meandering undercut profile in the sealing gap, forming a catching channel that prevents media ingress.

An isolated compression limiting device distributes sealing elements evenly, preventing overcompression and preserving structural integrity.

Elastic lock pawls engage member projections to stop union nut loosening during corotation without complicating fixation.

Crosslinked polymer composition featuring a gradient in glass transition temperature transitions from a glassy to an elastic state.

Segmented first and second seal members prevent wind and moisture penetration while reducing friction during lateral sliding.

Dynamic pressure generation grooves reduce rotational torque while foreign matter catching grooves prevent fluid leakage.

Geometric color marks on the seal top enable manual age identification despite abrasion and fading.

Adjusting the diameter ratio increases contact area by 33 percent, reducing contact stress and extending wear life by a factor of ten at high rotor speeds.

An elastomeric band deforms to maintain a fluid seal between the pump casing and adjustable side liners, resolving efficiency-reliability trade-offs.

A dedicated channel member directs rainwater upward along the A-pillar structure to prevent accumulation at critical door hinge locations.

A vehicle window trim integrates a continuous reinforcement element within the elastomeric body to support structural integrity and seal against fixed windows.

A magnetic fluid seal housing moves radially to follow a rotating shaft, maintaining fine clearance for effective sealing.

A seal assembly uses a connecting channel to balance oil levels between an annular chamber and bearing housing.

Door lining assembly features a wedge-shaped transition portion that guides and attaches weatherstripping to the vehicle door.

Asymmetric oval geometry resolves fitting difficulty while maintaining sealing precision.

Diverging cross-section in spring brake cylinder seal guides compressed air flow through a continuous expansion path.

Corrugated slide portions along vehicle sunshade edges control frictional forces to resolve inconsistencies caused by material variations.

A slide seal with a notch bends at ninety degrees to fit RV corners, sealing gaps between walls and preventing debris entry.

A vehicle roof cover uses a central supporting element to adjust the rear edge height relative to the adjoining roof surface.