Engine Seals TRIZ Cases

A reversible connector body accommodates both concave SAE and convex ISO brake tube flared ends within a single fluid-tight assembly.

Thermal contraction of adhesive film seals motor vehicle locks against moisture and dust without complex mechanical assembly.

A dual-stage sealing system uses convex and concave units with three o-rings to maintain vacuum integrity.

A pneumatic immersion lubricant pump centralizes all duct connections on a single manifold surface to simplify installation.

An inclined flange and bending part allow the outer wall to deform, lowering insertion force while maintaining sealing performance.

Segmented packing rings use axial projections to create separate wear gaps, distributing radial and tangential wear evenly across sealing surfaces.

Radial slots segment the front plate into flexible fingers, reducing axial stiffness from rigid retention while maintaining secure outer diameter connection.

Corrugated stainless steel adapter isolates elastomeric seal from housing wall, preventing ammonia-induced hardening in automotive coolant pumps.

Centrifugal swirl generation in hydraulic seals accelerates fluid to form effective barriers at low rotational speeds.

Ceramic end blocks and fiber insulate the metallic shim from high temperatures, preventing silicide formation while accommodating misalignment.

Segmented radial spring sections on a carrier deliver defined prestressing forces, eliminating variability from rubber material scattering.

A vehicle weatherstrip assembly uses independently deformable fins to overlap body seals and outer surfaces for improved sealing.

An inflatable tube seals the gap between an aircraft door and frame using internal pressure differences to maintain aerodynamic smoothness.

A single-piece sealing element integrates with guide rails and an upper cross member to seal a movable glazed panel.

Extruding rubberized material around a malleable metal core eliminates expensive injection molds, enabling rapid design iterations for power train components.

A side seal employs a thin film to fill gaps between the lip and guide rail, preventing foreign matter entry without increasing sliding friction.

A pneumatic cylinder nests end caps and a piston sleeve within an integrated manifold to optimize airflow channels.

Fixed brackets on a modular stand accommodate diverse pipe sizes, reducing design complexity while meeting specific industrial application requirements.

A metal gasket bead design forms a wide contact width through controlled plastic distortion of its arc portion.

A polymeric membrane fastener seals sheathing penetration points by forming a chemical bond with the board material during installation.

A vehicle rotation induction device uses synthetic resin to create line contact between a center plate and housing cases for smooth steering operation.

Inner ribs inhibit bending while outer ribs facilitate smooth insertion, resolving the trade-off between high pressure resistance and manual ease.

A connecting element with a head part inserts into an undercut guide within the upper window frame to secure the composite separator plate.

A cable bolt seal member uses radially extending ribs to compress against borehole walls and block water pathways along the cable strands.

A dynamic metallic seal uses a bias member to adjust sealing force under external load.

A frame molding integrates a metal holder and resin portion for secure crimp assembly.

Applying an electric field transforms the fluid into a gel, reducing mechanical biasing forces and extending seal lifespan.

A labyrinth seal uses composite sealing rings to absorb rotor rubbing deformation and minimize material removal.

A mechanical seal uses a perfluoroalkoxy polymer bellows secured by crimp rings to maintain a reliable seal.

H-shaped elastomeric seal uses trampoline deformation to maintain effective moisture barrier during frequent opening cycles without high clamping force.

Curved seal wall prevents triangular apertures and water leakage by matching door surface geometry.

Radially inclined oil return groove directs leaking lubricating oil into viscoseal spiral grooves, ensuring reliable sealing at varying rotational speeds.

Grooved slingers capture leaking oil to prevent compressor housing contamination during stationary turbocharger operation.

Severable bulb portion enables independent replacement, eliminating full assembly replacement costs while accordion pleat accommodates varying wall thicknesses.

Locking sections constrain stepped edges of thin-plate seal pieces inside the housing to maintain stable gaps and prevent abrasion against the rotating shaft.

A conductive seal assembly couples the transmission output shaft to the housing via electrically-conductive surfaces.

Segmented functional layers and carrier beads distribute bolt stress to prevent gas leakage during peak cylinder pressure events.

Parallel circulation and blood drawing reduce total donor time without lowering platelet collection efficiency.

Internal lubricant passages distribute cooling fluid across the seal seat head, reducing temperature and preventing damage from friction.

A coreless seal uses interference fit to maintain contact pressure between its outer diameter and the bearing inner ring.

Embedding a metal cylinder in a resin shaft body adjusts weight balance without delamination risks from bonded cores.

Separating sealing lips into distinct rings resolves the trade-off between radial section constraints and contaminant blocking in roto-translatory motion.

An inflow groove in the housing creates dynamic pressure during reverse flow to lift the sealing body, preventing wear on the free end.

Recirculating fluid via drive shaft inlet holes reduces water consumption while maintaining seal integrity under high pressure differences in dredge pumps.

A segmented seal design separates static and dynamic sealing portions to maintain integrity under high pressure.

Segmented annular elastic seals with asymmetric width profiles stabilize contact area under shaft misalignment, preventing viscous fluid leakage.

A sealing spacer uses compliant gasket material and harder inserts to control compression for consistent entryway gaps.

Spiral groove rings pump gas to inhibit oil migration, resolving contamination risks while accommodating thermal expansion.

Segmented flanges with insulating zones prevent simultaneous heating and cooling, maintaining thermal efficiency during power output increases.

Axial rod ring segmentation with pre-formed piston rod grooves maintains contact pressure against high gas leakage risks.