Rolling Contact Bearings TRIZ Cases

A pivot arm assembly uses an integrally formed outer race to eliminate separate bearing components.

A bearing protective cover integrates a sensor holder with a resin flow path to ensure uniform division wall thickness during injection molding.

A vehicle wheel bearing inner ring uses radial expansion measurement to control caulking deformation.

A compact wheel end uses a nested CV joint stub shaft within the hub spindle to reduce radial size while maintaining load capacity.

Replacing unreliable moving parts, the device uses color-changing materials and thermal conduction to provide economical, reliable temperature indication.

Real-time rolling torque measurement controls nut rotation to achieve accurate preload, eliminating iterative testing and thermal expansion errors.

Networked collection devices automate metric gathering to determine remaining useful life, replacing manual processes that delay fleet support responses.

Integrated spherical bearing eliminates complex seals while ensuring reliable lubrication and thermal conduction.

Varying diameter rolling bodies in an eccentric bearing halve the ring speed, reducing friction losses and enabling smaller electric motors.

Extruded elastomeric washers replace costly metal springs to eliminate bearing play while lowering manufacturing expenses.

A retainer in a circumferential groove aligns hub teeth before bolt insertion, eliminating manual holding steps.

A non-contact labyrinth seal assembly prevents lubricant egress and contamination ingress in railway bearings.

A wheel end assembly uses a hollow axle shaft engaging a solid hub spindle to transfer torque through external splines.

Segmented metal components and an elastic intermediate ring resolve the trade-off between secure assembly position maintenance and easy detachment.

Carbon nanotube doping enables capacitance-based lubricant film thickness measurement and improves thermal conductivity in hybrid roller bearings.

A deformable sheet metal component sets axial preload between turbocharger roller bearings through controlled pressure application.

Protrusion portion abuts adjacent bearing sealing devices to prevent seal lip interference, maintaining fitting accuracy and yield rate.

A fan shaft support structure exerts preload on bearing assemblies through defined geometric thickness and circumferential spacing.

Nitrogen-enriched roller surfaces and no-metal seals resolve roundness variations and sealing durability issues in drawn cup needle roller bearings.

Floating dies support cylindrical surfaces during cold plastic working to form precise step sections, eliminating thermal expansion errors from hot forging.

A manufacturing method positions the seal and lip contact surface using reference points on bearing rings to ensure optimal axial lip interference.

Third column bearing surface absorbs radially outward forces, reducing crane weight while maintaining structural stability.

A wheel bearing sealing structure uses a blocking wall and pocket lip to manage foreign material inflow.

Elastic lips on an H-shaped seal increase pressing force under internal pressure to stop grease leakage while simplifying installation.

Elastic material protects embedded sensors in the roller body, reducing vibration damage and maintenance costs.

Grind inner ring fitting surfaces simultaneously to create smooth continuous sections for combined seal rings.

Modified Computed Order Tracking predicts rolling bearing faults in servomotors with variable low speeds and cyclic motion inversions.

A flexible seal encloses the spur toothing of a wheel hub, preventing corrosion and rust particle intrusion that compromises torque transmission reliability.

Elastic corrugated springs support the steering ball nut axially to compensate for thermal expansion and mechanical play without increasing assembly complexity.

A sensor unit embedded in a clamping ring recess provides direct contact with the bearing for precise strain deformation detection.

A bearing state detection device measures vibration, temperature, and acoustic emission signals during actual railroad vehicle travel to identify component damage.

Nested annular extension secures pre-mounted locking cap to outer ring, preventing detachment during transport vibrations.

A sensor cap exchange tool separates and mounts wheel bearing sensor caps using a screw-driven mover and collet mechanism.

An interference-fit sleeve design axially locks the shield to eliminate friction and damage caused by flange deflection.

A fluidic dampening film supply method activates a boost pump only near resonance speeds to reduce vibration amplitudes in turbine engines.

Segmented cage design uses rolling elements as locks to prevent disengagement under centrifugal forces while simplifying manufacturing.

An elastomeric cap absorbs thermal deformations and maintains concentricity, eliminating precise machining requirements for rotating machine bearings.

Axially offset ball bearings reduce wear and dust ingress in rotatable joints.

Vulcanized elastic member on dish-shaped protecting cover resolves metal-to-metal fitting inaccuracies to prevent sensor interference.

Optimized interference fit and coupling length between the metallic screen and bearing outer ring eliminate conical deformation to prevent water infiltration.

A driving module integrates drive, suspension, and steering units to reduce space occupation.

Cut-out portions in the wheel mounting flange segment material to suppress brake judder caused by surface run-out errors.

Radial bearing undercut seats elastomeric sealing lip to constrain axial displacement and tilt during assembly.

Inward and outward protruding portions form engaged regions on bearing rings to facilitate removal operations.

A wheel bearing inner ring secured by a plastically deformed hub flange minimizes hoop stress through specific axial positioning.

A swing caulking process integrates wheel bearing hub rings using a controlled 15 to 30 degree angle.

Segmented annular gap shields prevent contamination ingress and retain lubricating grease, extending bearing life during sterilization cycles.

A conical roller bearing assembly with a biasing member stabilizes axial preload in outboard motor gear systems.

A female quick coupling replaces complex slewing rings with a simplified ball bearing system secured by an induction-hardened adapter body and expander plug.

A wheel bearing manufacturing method selects rolling elements by diameter to achieve precise clearance control.