Rolling Contact Bearings TRIZ Cases

Gravity-fed ball loading seats multiple balls into hub bearing cage pockets at once, cutting tool changes, energy use, and bounce-related misseating.

A rack-and-pinion guide structure constrains a sliding flexible display to prevent tilting deformation while freeing more internal battery space.

Side-wall recesses with an O-ring-like compensating mass secure the outer ring without adhesive, reducing mounting force and rotation.

Embedded electronics are additively built into a sensor rolling body to cut assembly cost and improve signal transmission through bearings.

A threaded adjuster moves the bearing inner ring through housing openings, simplifying axial gap and preload setting in vehicle transmissions.

A potting-compound insulating part joins split hub sections to block bearing current and absorb axial and radial loads with simpler assembly.

A b/a≥2 ball-row geometry cuts wheel bearing weight while maintaining rigidity, lifespan, and component exchangeability.

A unitary inner race and enclosed ball sets prevent bearing-stack slippage, improving mud motor torque transfer and durability.

A spring-biased rotor and stopper limit axial vibration travel, preventing bearing disassembly and protecting compressor reliability.

Elastic rings preload loosely fitted support bearings to absorb load-side misalignment and prevent radial force on the wave generator.

Different roughness on side and intermediate seal lips blocks muddy water ingress while keeping hub bearing rotation torque low.

A movable sealing segment changes squeeze film damper length, giving a turbine-engine bearing two damping levels across different speed ranges.

A lip seal doubles as the spring reaction surface to preload the e-axle bearing outer race, preventing slippage while saving package space.

A pre-calibrated sensor inside a rolling element calibrates ring-mounted load sensing in situ, enabling accurate bearing load and life monitoring.

A cross-located bearing layout shifts axial support between two bearing units when load direction reverses, improving load balance and reliability.

An overlapped inner-ring and profile-guided wheel head layout cuts axle axial length while keeping rotational fixation, preload, and guidance.

Uniformly spaced bearing strain sensors and harmonic signal processing reconstruct the loaded zone and resultant force vector in real time.

A wraparound magnet portion and inner-diameter disk gate stabilize molding and press-fit contact to block moisture at the bearing inner ring.

Independent ejectors and flow valves balance bearing lubrication and oil recovery in a machine tool spindle, reducing leakage and contamination.

Radial spokes buckle at overload, and a spoke foot contacts the tilted bearing to cut load and vibration transfer during fan blade off events.

Radial spokes buckle above a set load to limit fan blade off vibration and engine stress while preserving bearing stiffness in normal operation.

Destabilizers trigger controlled buckling of radial spokes during fan blade off loads, reducing stress and vibration while preserving fatigue life.

A spring-loaded assembly jig holds the cage or inner ring flange to remove roller-flange gaps and keep preload consistent in double-row tapered bearings.

Dual-axis pivoting frames let support rollers self-align to cylindrical body deviations, reducing edge pressure and roller damage.

Gravity-fed ball loading seats all bearing balls at once through inclined guide holes, cutting tool changes, energy use, and bounce-off.

Shaft-to-reference voltage monitoring detects incipient bearing faults in electric propulsion systems, enabling timely maintenance and less downtime.

Shaft-to-reference voltage monitoring reveals incipient bearing faults in electric propulsion, enabling earlier maintenance and less downtime.

An abrasive friction layer between pitch bearing ring faces limits slippage and fretting corrosion under wind loads and bolt relaxation.

Deposition-welded alloy-steel coatings raise bearing raceway hardness while limiting brittleness, crack risk, and hydrogen embrittlement.

An angled resilient retainer and stake surface secure a steering bearing with high retention force while maintaining stable rotation and low friction.

An elastic axial stop absorbs crash and abrupt-stop loads in a seat actuator, protecting the brake while avoiding heavier overdesigned gear parts.

An external-rotor spindle with integrated bearings shortens the drive path for precise internal gear grinding and better load and vibration sensing.

A detachable dual-seal robot joint prevents lubricant leakage and dust exposure while enabling seal replacement without specialized machinery.

Tracks evolving raceway flaking shape and rolling element exit loads to predict bearing damage growth more accurately over time.

An external-rotor spindle integrates motor and bearings to cut transmission compliance while enabling compact, precise internal gear grinding.

Axial holes in a rolling bearing spacer ring improve seal positioning and simplify assembly while maintaining contaminant protection.

A tuned synthetic-oil and diurea grease balances low hub-bearing torque with oil film retention, corrosion resistance, and longer lubrication life.

A curved outer-ring shoulder enables localized raceway quenching, avoiding through-quench embrittlement while keeping hub bearings compact and durable.

Detachable bearing compartments isolate lubrication from the engine, enabling faster replacement while reducing disassembly, size, and weight.

Multi-frequency AC impedance fitting separates series-connected rolling bearings, enabling diagnosis of each bearing's lubricant condition.

A two-row ball layout aligns tangent apexes on the bearing axis to prevent slip, cut cage wear, and handle high axial loads.

A profiled shaft recess with split and locking rings prevents bearing axial displacement under bending and negative thrust while limiting stress and weight.

A flanged bearing ring guides the steering column belt drive to limit lateral movement, reducing wear and smoothing operation under load changes.

A slinger-based lip seal and deeper annular recesses block muddy water ingress and preserve hub bearing sealing despite inner ring rust.

A thin rubber-coated metal seal cap prevents corrosion and deformation in roller bearings while maintaining precise static sealing.

Flexible fins and grooves let a guide roller end piece absorb thermal expansion, cut tube stress, and simplify bearing removal.

A movable hydraulic segment changes oil film damper cavity length, giving a turbine engine bearing effective vibration damping across two speed ranges.

Alternating porous heat-retarding layers and filling layers delay heat flow to drive units while preserving rigidity in high-temperature components.

An axially extended shield with a retainer keeps a pump bearing protected during failure while limiting radial and axial excursion.

Varying rib stiffness around a bearing support helps distribute shaft loads more evenly, reducing wear and improving support durability.