Engine Seals TRIZ Cases

A measuring roller detects sealing profile elongation and compression, eliminating destructive cutting tests that interrupt production continuity.

Rocking beam drive mechanism minimizes side loads on pistons through flexible joints, enhancing efficiency and lifespan.

An outward-angled sealing lip creates a ventilation orifice at the contact zone, preventing dirt accumulation in wheel bearing seals.

Segmented metal and plastic gasket support maintains valve spring coaxiality, preventing radial displacement and wear from misalignment.

A crimped sealing assembly integrates a grounding element to create an electrically conductive path between bearing rings.

Crossed push-pull cables maximize drive cable curvature to reduce friction, enabling smaller motors and thinner roof structures near the windshield.

A split-hoop seal with radially-extending rails and axially-extending legs manages gas flow through slots.

Rotating collar hub joins stinger and receptacle assemblies to eliminate hammer unions, reducing rig time and worker safety risks.

Trim the molded sealing member to eliminate inner wall projections, reducing pressure loss while maintaining high sealing efficiency.

A three-layer co-extruded window seal uses a thermoplastic vulcanizate outer layer to resist fading while maintaining weather sealing.

Triangular graphite cutting edges absorb contact pressure to maintain tightness under extreme temperatures and radiation exposure.

A door weatherstrip uses a deformable wind-noise suppressing rib to block airflow and reduce cabin noise.

A crimped sheet metal joint uses segmented internal cavities to channel gases away from the adhesive bond line.

Segmented static and inflatable seals prevent vaporized hydrogen peroxide leakage into the chamber, maintaining sterility during isolator sanitization.

Deforming a PTFE seal lip toward the flow path prevents exhaust contaminants from entering the bearing area while maintaining sealing performance.

A sleeve with a bore moves gas to form a pressure buffer between the seal ring and shaft.

Composite hollow seal uses non-foamed film to resolve abrasion resistance versus door closability trade-off.

An L-shaped brush seal uses axial and radial filament layers to fit into tight turbine gaps while maintaining structural stability.

A mobile end piece with a truncated cone gasket adapts to varying pipe diameters.

An optical sensor detects surface contamination on vehicle body components before adhesive application to ensure clean bonding surfaces.

An elastomeric seal features an ink coating with metallic barrier particles to protect against ultraviolet radiation degradation.

Wider channel regions in carrier frame seals provide elastomer free space to enhance sealing lip flexibility, reducing material aging and wear.

Adapter connects pipetting needles to modules via liquid-tight seal, enabling continuous flow under pressure to eliminate batch operations.

A resiliently deformable displacer fills chamber volume to maximize heat exchange surface area in closed cycle regenerative engines.

An annular face seal arrangement uses a biasing portion to maintain contact pressure between rotor and stator surfaces.

A sealing sheet uses a polyoxyalkylene adhesive layer with 5 to 40 percent voids for reliable bonding.

Synthetic resin bearing guides piston rod rotation, preventing fatigue fracture and foreign matter ingress in vehicle suspension.

Segmented sealing member with resin spacer separates inner and outer wall members to minimize thermal conduction through contact areas.

An elastomer matrix with mixed-length flock fibers provides abrasion resistance without sacrificing texture depth.

Work hardened embossments retain internal stress in precipitation hardenable alloys without post-embossment heat treating.

A multi-component sealing element combines a soft elastomer and hard plastic to seal and fixate tubular actuators through front panels.

Immobilized polymer chains on the gasket surface provide self-lubrication through photopolymerization, eliminating silicone oil adverse effects.

Inclined panel holder contacts seal member to reinforce roof structure, resolving height constraints while maintaining watertight integrity.

Impellers on the rotating neck seal pump oil out of the bearing gap, eliminating gravity flow requirements and reducing drain line size.

A dual seal structure uses a protruding first ring to lower contact pressure on the second ring, reducing wear and abrasion powder without adding components.

Strategic recesses in the binder trim prevent tears and surface distortions while reducing scrap metal.

Radial dimple orientation manages fluid flow to balance sealing integrity with uniform lubrication across the contact surface.

Integrated trim lugs penetrate the profiled seal hole to eliminate intermediate fasteners, reducing manufacturing complexity and scrap rates.

Segmented hard and soft materials in the profile reduce assembly forces while preventing detachment under thermal stress.

Integrally formed ribs on the piston crown enhance structural strength against combustion pressures while acting as a heat sink.