Engine Seals TRIZ Cases

Central passage sealing reduces pressurized air consumption while preventing tool damage during aluminum bath crust breaking.

Integrated cap positioning eliminates sleeves, reducing screw apparatus complexity while maintaining seal reliability.

A trim element substrate with a cured film coating increases static and kinetic friction coefficients between device components.

Crosslinked polymer formulation expands uniformly to seal cavities without collapsing under gravity during curing.

A unitary elastomeric valve sleeve integrates the seat and flange into one component to provide resilient sealing.

A car door sealing member maintains an insertion groove opening width via a protruding portion to facilitate trim strip installation.

Axially displaced boot fastening projects beyond housing edges to reduce fold region deformation under high mechanical loads.

Elastic fixing element accommodates thermal expansion mismatch between ceramic and steel components in dry gas seals.

Segmented aluminum panels form a frameless telecommunications enclosure with a removable door that engages seals to create a moisture-sealed chamber.

Helical groove and reservoir guide excess grease away from the rotating shaft to prevent centrifugal scattering.

Through-openings in the steam turbine rotor extract high-temperature leakage steam, reducing thermal loads on the shaft seal and extending service life.

A tool holder uses a brush seal to protect the spindle bearing from contaminants during high-speed machining operations.

Segmented seal design uses a dynamic flipper to maintain contact on ribbed walls, eliminating gaps without extra installation steps.

Integrated elastic body presses partition wall member against engine head to suppress sliding and abrasion caused by engine pulsation.

Lateral recesses on the insert panel side edge engage molded rubber material to prevent displacement, eliminating costly resin layers and through holes.

Impeller portions draw fluid into inlet conduits, maintaining stable fluid film at low speeds and reducing wear.

A monolithic pressure bar combines a retaining tab and pressing ridge to secure hollow sealing profiles directly against body panels.

Segmented division bar couples inner and outer members to fit door glass curvature.

A shaft-integrated drain pipe evacuates fluid from a discharge chamber, preventing accumulation that compromises sealing reliability under high pressure peaks.

Cylindrical backup ring maintains groove contact under pressure, reducing seal friction torque while ensuring stable sealing performance.

Surface recesses in a resilient matte seal absorb impact from larger electrical terminals, preventing damage and maintaining sealing capability.

Metered buffer air exhaust prevents oil leakage by equalizing pressure across gas turbine engine intershaft seals.

Inclined bristles in a dual-stage brush seal follow radial shaft movement, eliminating secondary seals and reducing wear.

Pre-heating and cooling mold surfaces prevents surface defects like scratches and bubbles during plastic injection overmolding.

Parallel ball bearings reduce vibration while reservoir chamber volume manages air compression during submergence.

A flexible labyrinth seal absorbs axial runout and prevents steam leakage through gaps, ensuring sealing integrity without mechanical damage.

Transverse drive motors connect to a winding drum via a belt mechanism to reduce axial length while increasing tractive force.

High inorganic filler content minimizes organic burn-off to prevent leak paths, ensuring structural stability and reliable sealing under extreme heat.

A bottom pan seal system uses wiper and flap seals on legs to block debris and water ingress at the floor level.

Segmented shim and backup seals reduce corner leakage by accommodating thermal movement and manufacturing tolerances in arcuate components.

Pre-assembled mounting brackets on frame rails allow body builders to mount truck bodies without structural modifications that compromise frame integrity.

A cartridge seal assembly uses a canted-coil spring to apply adjustable compressive force against the sealing lip.

A glass run installation member uses a thin connecting wall to widen the opening angle for easier assembly.

Alternating support and fixing sections on the seal attach directly to the flange, eliminating keder profiles and adhesives that increase weight and cost.

An insulating labyrinth seal suppresses shaft currents in three-phase machines by blocking conductive paths through its coated contours.

An overlapping gland design prevents sliding under clamping loads, resolving insertion force trade-offs in split mechanical seals.

Merged outer ring and elastomeric lip divert particles to pass leak tests without high friction.

A vehicle seal uses a dielectric fluid bladder to change its cross-sectional profile for adaptive sealing.

Dual injection molding seals wire connections in sensor protectors, eliminating adhesives to reduce manufacturing complexity.

A universal joint seal assembly prevents separation during handling by using a bumper to limit axial movement between its first and second portions.

Seal with radial lip and longitudinal rib accommodates axial and radial displacements between cowl and turbojet engine.

Frothing one-component polyurethane precursor with water cures gaskets at ambient conditions, eliminating energy-intensive humidity boxes.

Combining amino-triazine-novolac with diaminodiphenylsulfone and dicyandiamide mitigates brittleness while enhancing heat resistance and dielectric properties.

An axial neck collar joins the garnish and retainer to the structural member, reducing joint creep and torque loss while improving sealing efficiency.

A waterproof casing grommet uses a low compression portion to escape radially outward, creating an anchor against displacement.

A hollow parting seal combines a sponge wall and solid wall to redirect high-pressure water, preventing leakage without interfering with door operation.

Dual-route seal oil supply maintains pressure via differential regulation and relief valves, reducing shaft-seal gaps and oil volume.

Segmented reinforcement ring prevents primary chamber breakage under excessive pressure without increasing overall weight.

Pneumatic bladder actuation opens a pivoting tank hatch to clear filling equipment while maintaining a leak-free seal.

A flexible sealing member defines spaces above and below the seal to accommodate crusher head movement while maintaining contact with the slip ring.