Engine Seals TRIZ Cases

Anchoring one end of a connecting link member to the vehicle body prevents roof panel lifting under aerodynamic forces.

A gasket with a thicker inner seal deforms to fill surface imperfections.

A constant velocity joint boot uses flanges and a grommet to secure positioning while maintaining high sealing ability.

A vehicle window sealing strip uses local U-leg indentations to reduce clamping width while maintaining the external contour.

An angled knife edge seal decouples thermal growth to reduce compressive stress, extending fatigue life under high temperature conditions.

Mechanical keyway connectors replace thermal welding on plastic pipes, eliminating expensive equipment and enabling gas-tight seals without heat.

A single seal bearing housing encloses the pump shaft and bearing within a sealed unit to prevent leaks.

Sintered metal paste forms a sponge scaffold metallized layer that fills with solder to create a durable, airtight seal for tempered vacuum glass.

A highly elastic sealing element with dual radial lips accommodates bearing lug tolerance variations while maintaining effective annular space sealing.

Arc-shaped stopper geometry reduces material displacement while improving fatigue strength.

Axial cup seal constrains simulator piston to eliminate inclination and reduce sliding friction.

Axle assembly integrates fluid lines through bearing races to supply pressurizing medium directly to vehicle tires.

A release bearing uses a contact-free gap seal and axial sealing lip to retain lubricant within the assembly.

A segmented gasket core with an easily-deformable portion absorbs thermal expansion to maintain seal integrity.

Cam-engaging links in the stopper structure restrict front slider movement during tilting, eliminating rattling noise.

Annular protrusion on the second lip reduces sliding contact width with the slinger to lower bearing torque.

Co-extruded seal assembly uses a molded element within a notch to form a contour lip that matches vehicle flange shapes.

Tangential airflow generates a uniform radial pressure gradient that prevents lubricant leakage across carbon seals at idle.

A multi-layered film uses a high-melting polymer to bond flock evenly on automotive profiles.

Polyurethane composite reinforcement replaces stamped steel rings around sunroof openings, eliminating welding steps while maintaining structural strength.

Using the top itself as an electrode eliminates complex sensor components, reducing device complexity while maintaining reliable anti-trapping detection.

Segmented reinforcement and elastomer bodies maintain stability across 0.8 mm to 2.5 mm gaps, preventing leakage at 5000 kPa.

Interlocking engaging portions on mating cylinders restrict axial movement during oscillation, preventing detachment while maintaining a strong seal.

An engagement protrusion on the glass run captures a rivet end to prevent displacement caused by thermal expansion differences between metal and resin.

A convertible top device uses pivotable supports and adjustable straps to secure a flexible cover over a vehicle frame.

Wearable sealing lips reduce seal torque while recessed retainer pockets lower shear resistance, improving automotive transmission efficiency.

An adhesive-applied seal surface adapter restores sealing reliability on worn flush valve rims without replacing the entire assembly.

A master cylinder seal rests on a groove-free protective area to prevent permanent deformation during parking.

Segmented rotary seal apparatus reduces axle component stress and prevents leaks by extracting complex multi-element joints into simpler independent devices.

Pre-mounting a positioning member prevents inward buckling of the elastic body section during knuckle fitting, ensuring seal integrity.

Segmented bristles create discontinuities that generate hydrodynamic lift, reducing shaft wear from blow-down effects.

A circumferentially extending oblong recess in the mounting face accommodates angular deviations of leakage monitor lines without redesigning the seal casing.

An actuating drive bolt uses an elastic ring seal to isolate the housing interior from external contaminants.

A recessed vehicle door integrates a convex footboard portion to extend interior floor space and guide occupant legs.

A two-stage half bead shape aligns compression properties across the gasket seal bead structure.

A movable tension bow eliminates unused gaps in stacked panel bows, achieving compact storage packaging.

A stationary product feed tube seal switches between sealing and non-sealing positions to manage pressure equalization during beverage filling operations.

Applying a PVD coating to the support ring prevents material removal and extends service life under high pressure.

A vehicle door carrier integrates a resilient seal at the body edge to absorb operational vibrations and protect internal components.

Deep grooves cross shallow dynamic pressure generation grooves to move fluid and discharge particulate matter from the sliding interface.

Offset notches in rotating seal fins reduce hoop stress, preventing cracks from propagating into the torque-carrying load path of gas turbine engines.

A silicone rubber strap and bulb seal abuts platform edges to limit air leakage between static guide vanes in gas turbine engines.

Nested annular sealing beads in a multilayer gasket prevent fatigue cracks from over-compression, ensuring reliable sealing under high pressure.

An axially guided movable ring uses control fluid pressure to displace a sealing gasket against the rotor disk, preventing leaks when the machine is stopped.

Non-conductive weather strip surfaces block electric circuits caused by snow melting salt, preventing corrosion and coating damage on door components.

A dual seal pump shaft assembly uses a spacer to dampen vibrations and form a hydrodynamic seal, reducing coolant leakage from manufacturing inconsistencies.

A composite seal manufacturing method forms a metal nitride layer on a base plate to enhance wear resistance.

Oil pump discharge passages segment high-pressure flow to maintain low-pressure levels, reducing drive torque during steady-state vehicle operation.

A composite elastomeric bearing measures its own electrical impedance to detect internal degradation and report health status.

An intermediary cooling insert circulates liquid between bearing rings to prevent overheating and extend service life.