Engine Seals TRIZ Cases

Composite sealing assembly with PTFE reinforcement maintains hydraulic integrity at -40°C while reducing axial dimensions.

An active clearance control system uses a flexible Omega-shaped intersegment seal to maintain optimal blade tip clearance during thermal expansion.

Vulcanizing the seal onto the closure element prevents burr formation and particle generation during operation.

Segmenting sealing from threading via an intermediary wiper seal prevents liquid ingress while maintaining grounding connectivity.

Segmented corrugated pipe gaskets prevent roll-out during insertion while maintaining redundant double seals.

Integral ribs on the wiper reduce friction while through holes discharge debris, preventing foreign object accumulation.

An arcuate groove bottom minimizes the leakage path area to prevent static leakage when centrifugal force disappears.

Composite reinforcement suppresses sink marks in the design portion, enabling easy assembly along curved window frames without compromising appearance quality.

Curved guide parts enable vertical and horizontal panel movement, reducing jamming risk while maintaining simple construction.

Segmented end head barriers stabilize temperatures to prevent seal interference during cryogenic operation.

A rotary machine seal device uses non-contact seals to circulate fluid flow and reduce swirl components before reaching the contact seal.

Discrete angled abutment surfaces enable stable vibration welding on curved resin parts, eliminating separate fixing steps and reducing production costs.

An automated sealing unit injects sealant into gaps and uses an endless track to constrain the material flush with aerodynamic surfaces.

Compression ring converts axial spring force into radial sealing pressure, preventing mating ring distortion and leakage under high temperature.

A hydrodynamically lubricating seal lip geometry featuring an elongated dimple to establish efficient fluid wedging.

Binary ethylene-acrylic rubber composition with calcium hydroxide enables primary peroxide-crosslinking.

Segmenting the groove allows the rod portion to insert without interfering with the inner lip, preventing rainwater entry.

Segmented pressure plate with radial grooves balances bristle pack pressure, reducing friction and deformation in high-differential brush seals.

A dynamic seal uses a spiral groove to capture and pump lubricant back into the oil side.

Detachable spacer members prevent bumper contact to minimize wear while maintaining sealing efficiency under angular displacement.

A movable seal assembly with a rod piston and sealing arm inhibits lubricating oil flow from the gear system to the motor shaft.

A tandem magnetic seal uses a single annular magnet to bias two rotating assemblies toward the center, forming sealing interfaces without shaft contact.

Nested nestable roof elements solve weather protection availability issues by storing within the bus body structure.

Segmented pumping areas manage fluid flow to prevent leakage during initial rotation and high-speed operation.

A vehicle body weather strip uses a conductive coating and copper wire to generate heat for dynamic rubber hardness adjustment.

A low-pressure turbine journal channels oil through a conical cavity to discharge fluid via centrifugation.

An abeyance seal replaces thermal melting with pressure differential actuation, resolving the delay in backup sealing during emergency loss of cooling.

Hydrodynamic runners lift off rotors at speed, preventing startup rubbing and reducing mechanical wear.

An elastic sealing element with a groove-shaped clamping section and adhesive layer secures the passage between driver and crew cabins.

A high pressure seal assembly uses a biasing mechanism to adjust the sealing leg length.

Dedicated cooling passageways maintain constant liquid flow to the shaft seal during self-priming, preventing heat buildup and failure.

A tapered packing gland guides sealing rings into static glands to ensure uniform compression and proper alignment.

Segmented glass guides with low-friction seals maintain a flush appearance while preventing wind noise, debris entry, and panel chattering on rough roads.

A vehicle window sealing assembly uses a transverse guiding means to displace the glass edge toward interior sealing lips during closure.

Segmented apertures with specific diameter-to-area ratios exhaust surplus air, preventing uncontrolled movement that reduces operational efficiency.

A resilient seal assembly absorbs radial and axial displacement through elastic deformation of an annular body mounted between the seal support and housing.

Circumferential ribs block lubricant migration to lower start-up torque in turbomachines.

Segmental elastic sealing plug with sawtooth ribs resolves high labor costs during annular space insertion.

Segmented pumping zones and seal dam dimples balance fluid leakage prevention with reliable lubrication performance.

Diametrically split seal rings enable intermediate shaft mounting, eliminating costly removal of obstructing components.

Segmented seal plugs with angled deflection surfaces and internal channels reduce water infiltration by 75% in open-top cargo beds.

A weather strip rubber composition with high volume resistivity prevents galvanic corrosion on aluminum car bodies.

Segmented vaporizer design prevents e-liquid contamination during replacement, simplifying maintenance and improving user convenience.

An elastically tensionable coupling ring joins hydraulic piston partners via radial deformation, eliminating axial play that causes abrasive wear.

A vibration damper hydraulic end stop uses a sealing ring with radial throttle grooves and spring tongues to manage damping medium flow.

Integrating independent sealing elements prevents component dropout during assembly while maintaining waterproof reliability in junction boxes.

Segmented face seals resolve silicon carbide brittleness by combining metal substrates with ceramic and polymer coatings for reliable underwater sealing.

A cylindrical friction surface exerts torque on a rotating shaft within a bearing assembly.

A weather strip installation base member clasps a roll sash projection to stabilize the outer seal lip position.