Engine Seals TRIZ Cases

Tapered polar plate increases magnetic field intensity on the inner ring side, ensuring stable sealing performance against contaminants.

Non-parallel deformable seals compensate for lateral support movement in vehicle open roofs, eliminating gap covers and maintaining water prevention.

A composite slider seal assembly clamps the seal with a rivet and washer to prevent hot fan air leakage during thermal expansion.

Shaft-driven impeller circulates cooling fluid over mechanical seals, eliminating external pumps and reducing wear.

Hydrodynamic fluid film lubrication eliminates metal contact in rotating packers, maintaining sealing reliability at high speeds.

Floating rigid seal with thermal barrier coating accommodates relative motion while compliant element prevents cooling air loss into hot gas path.

A dual seal fitting uses a deformable metal primary seal and elastomer secondary seal to prevent refrigerant leakage.

Circumferential recesses in the annular leaf seal pack generate hydrodynamic lift forces, resolving poor air-riding cushion issues that cause premature wear.

Stepped transition areas in elastomeric sealing rings ensure static insert centering, preventing leaks from asymmetrical support.

Rotatable guide member accommodates curve rib orientation variations, eliminating rattling and fine-tuning complexity in vehicle roof assemblies.

An elastomeric packing with asymmetric protrusions engages housing recesses to prevent detachment under external forces and maintain waterproof integrity.

Dynamic resilient seals accommodate thermal expansion while maintaining combustion chamber integrity.

Pivoting rear supports and side rails collapse the fabric cover assembly for neat storage, resolving complex installation issues.

Segmented packing reduces installation difficulty while maintaining sealing integrity through dynamic axial movement tracking.

A radial shaft seal uses a sinusoidally curved sealing edge to maintain contact pressure against rotating components.

Chevron-shaped thermoplastic seals and metallic C-seals resist erosion from high-pressure differentials in sliding sleeve valves.

A non-planar elastomeric gel gasket flows under fastener torque to conform to an aircraft antenna underside.

A dust cover uses a metal reinforcing ring to press the sealing lip against the knuckle end face.

A scrubbing device sealing mechanism uses rigid and soft rings to block chemical vapor leakage along the driving shaft.

Flexible bellows structure protects internal components from environmental contamination during driveshaft retraction.

Thermally insulative material concentrates heat transfer at sealing faces, reducing thermal distortion in internally pressurised seals.

A bushing shield with a guide bushing and vapor barrier protects detection cables in commercial kitchen fire suppression systems.

Positioning a labyrinth seal upstream creates a controlled pressure drop that optimizes the brush seal, reducing oil leakage and energy losses at high speeds.

A brush seal assembly secures bristles and plates via a retaining ring pressed into the subassembly circumference.

A spring-loaded clip anchors the rope seal against vibration, preventing dislocation and ensuring reliable sealing effectiveness.

Hooks and stoppers maintain the axial interval between sealing members, preventing liquid mixing while simplifying assembly handling.

Extended seal portions compress against end seals to eliminate tolerance gaps, preventing foreign matter entry and maintaining movement accuracy.

Localized material removal creates permanent defect markings on vehicle seals, preventing waste and maintaining integrity.

A vehicle roof fixing plate uses apertures to connect an upper water channel with a lower masking piece during plastic injection molding.

Resilient labyrinth seal member prevents lubricant migration and foreign matter ingress in corn head row unit gearboxes.

Replacing rigid light guides with direct LED mounting and a diffusing layer eliminates inhomogeneous lighting caused by bending radius limits.

Asymmetric guide webs widen the joint space axially, allowing grease to drain and preventing hardening during high dynamic deflection movements.

A mechanical seal uses a diamond film coating on the sealing ring to enhance thermal conductivity.

Flexible seal portions adapt to assembly variations to minimize flow restrictions and extend filter lifespan.

A hybrid vehicle safety hatch uses a clamping system with a trim ring to secure the lid assembly.

An orthogonal insertion groove in the door garnish anchors the seal member, eliminating clips and preventing peeling during door operation.

Hot pressing vulcanizes a fluororubber compound on a metal plate, eliminating atmospheric oxygen inhibition and roller compression steps.

A radial labyrinth seal extends the sealing path primarily in the radial direction to increase flow resistance and reduce fluid leakage in rotary piston pumps.

Heating and cooling the compression ring maintains interference fit between the hub and seal assembly, preventing contaminants from entering the hub cavity.

A rotary seal dynamic lip uses a modified zig-zag wave pattern to wedge lubricant into the sealing interface.

A detachable guide mechanism connects guide rods to a piston rod, resolving rigidity and weight trade-offs during axial displacement.

Pressure sensors monitor the seal chamber to determine component deterioration, resolving friction wear contradictions.

Self-adhesive liquid rubber forms seal members directly on insulating layers of flexible wiring boards.

Thermoplastic elastomer weatherstrip features a plasticizer-rich layer on seal lips to generate contraction forces.

A guide bar with a reduced diameter longitudinal section allows trapped air to escape from the bellows fold during compression.

A fiber optic sensing system detects temperature and strain in harsh environments using light wavelength shifts.

Composite gasket design prevents stress relaxation at 800°C by using expanded graphite core protected by metal coating plates.

A flange connection structure uses an annular seal groove filled with liquid to create a reliable barrier between mating surfaces.

An undulating seal with a bonded metallic plate maintains friction fit with the spindle to prevent debris ingress under extreme tilt.

Inclined seal cores with local extensions distribute contact pressure uniformly, preventing leaks from uneven compression on weakly rigid components.