Engine Seals TRIZ Cases

Methacrylate adhesive composition with silane and organophosphorus compounds prevents peeling during high-temperature bending of polycarbonate laminates.

A cartridge-type magnetic fluid seal device integrates a flanged sleeve, packing, and magnetic pole members into a single unit.

Integrating connecting means into the composite backlite bow eliminates separate molding trims, reducing construction height and mounting complexity.

A vehicle door frame structure uses partial hemming to create an inclined folded edge that remains noncontact with the metal sheet.

A seal assembly uses an indented carrier portion to bias a J-shaped body against a plate, enabling increased axial travel within compact packaging.

A rotary machine seal uses a movable spacer to establish correct spring pre-loading and alignment during assembly.

A U-shaped skeleton with an inverse hook engaging block secures exterior beltline molding to the door outer panel.

Dynamic seal members adjust clearance gaps to stop fluid leakage and improve turbine engine efficiency.

A locking connecting rod with a roller supports the storm linkage in convertible vehicles.

A lip type seal uses case and backup ring protrusions to engage a resin second lip member, preventing radial detachment during shaft insertion.

Elastic rib dam compensates for dimensional variations to eliminate flashing and reduce manufacturing time.

Segmented sealing prevents corrosion while maintaining acoustic isolation through targeted wax application.

A positioning jig mediates between a robot and an elastic seal member, enabling automated fitting while maintaining high success rates.

Elastomeric lip geometry manages lubricant oil flow in engine valve guides.

Segmented bellows plates with a gas layer compensate for foreign matter damage, extending service life in semiconductor fabrication devices.

A gas turbine seal member features a clearance forming portion protruding downstream beyond cooling channel openings.

An intermediate disc with slits decouples the elastomer bellows from the shaft, preventing sticking and improving axial readjusting behavior.

An articulating arm pivots to extend sliding door travel beyond the roller track endpoint.

A shaft sealing device incorporates a groove to direct sealing oil, correcting alignment under high pressure differences that cause leakage.

End surface wall on inner weather strip maintains stable contact angle and increases seal pressure to prevent exterior noise entry.

Dual lip seals abut orthogonal door flanges to concentrate pressing forces, preventing deformation when the door closes.

A conductive sealant joins aircraft floor panels while providing electrical grounding.

Dual elastic members in a rigid body ensure reliable sealing while enabling easy assembly between solid blocks.

Thick-film elastomeric coating bridges enclosure seams to prevent dust and water ingress without welding.

Flexible wire fastening reduces stress concentration and gas leakage in ceramic matrix composite turbine stator vane assembly.

A hydraulic system uses a non-return valve to drain an intermediate chamber through main pipes.

A modular valve seat uses a stepped profile to retain interchangeable seal assemblies for diverse operating conditions.

A sunroof deflector structure stabilizes the folded shape of a thinned-cloth member using guide walls and upright walls.

A thermally-conductive elastic body wraps a graphite layer within a base film edge region to dissipate heat from electronic products.

A dual lip seal arrangement incorporates a humidity sensor in the interstitial volume to detect moisture changes indicating wear progression.

Alignment portions between overlapping exterior members determine relative positions to prevent misalignment and wind noise.

Extracting kinematic systems from the roof line via hardstop alignment minimizes interior noise without sacrificing passenger compartment volume.

Ball elements engage a circumferential slot to resolve friction issues in threaded connections.

A reinforced plexiglass sunroof insert with a peripheral flange bonds to removable vehicle roof panels using specialized adhesives and spacer tools.

A self-lubricating end seal uses a rigid body and pre-packed lubrication channel to reduce friction on the anilox roller.

A spring member presses clamping portions against a seal between tubular housings, preventing rainwater from reaching the bearing holder.

Axially extending thrust pads absorb axial loads while a bridging dust exclusion lip prevents contamination ingress without increasing the radial envelope.

A door weather strip uses a sealing wall to block wind noise while maintaining an open channel.

Segmented main and hinge portions improve fire resistance while reducing door opening force.

A rotary seal assembly with a pivotally engaged seal carrier accommodates shaft radial deflection and tilting.

Optimized curvature parameters in the metal hoop allow the gasket to bridge dimensional inaccuracies and maintain seal integrity under compression.

Segmented tubular labyrinth seals with radial clearance absorb unequal force applications, extending service life to 8,000 hours.

A cowl-top cover engages a clip member fixed to front glass via a tongue piece and soft member.

Integrally molded thermoplastic channel members form a U-shaped retainer, eliminating multi-part assembly complexity while maintaining structural integrity.

Pre-manufactured rigid foam plugs with fire-resistant membranes reduce labor costs by eliminating on-site sealing steps.

Pre-charged inert gas in a hydraulic accumulator drives barrier fluid circulation to dissipate frictional heat from slide rings without active control systems.

Hydroentangling multilobal sheaths splits fibers into microdenier strands, improving fabric strength without harsh chemical processing.

A Y-shaped gasket with an I-stem and V-portion reduces engagement forces for large fluid connectors.

Outer projections on the sealing lip engage the housing to generate radial pressure, eliminating extra rings and ensuring reliable low-temperature sealing.