Ball Bearings TRIZ Cases

A clip-fastened roller unit for conveying chains enables tool-free assembly, firm fixation, and pre-filled lubrication to reduce wear and contamination.

An axial pressure element keeps rolling bodies separated in a cage-free bearing, reducing wear at high speed while preserving load capacity.

A double seal with buffer ribs and a labyrinth path reduces bearing lubricant leakage and extends maintenance intervals.

A centrifugal-force barrier changes shape by operating mode to keep freewheel contact areas lubricated while limiting oil splashing and heating.

Multiple rows of spherical rolling elements cut sliding and heat in thrust bearings while preserving load distribution at high rotational speeds.

Fine raceway groove patterns guide and retain lubricant in a flexed wave generator bearing, reducing friction and oil film tearing.

A variable-opening barrier lets a freewheel flood contact zones during engagement and evacuate oil during disengagement to limit heat.

A speed-responsive barrier retains oil for contact-zone lubrication during engagement, then retracts to cut splash heating in disengagement.

A dual-porosity body uses capillary absorption to deliver lubricant without grease, cutting cost and preventing scatter or unwanted adhesion under vibration.

An integrated flange and sleeve seal keeps pulley bearing chambers cleaner while reducing space and simplifying mounting.

A C-shaped pulley with grip-surface indentations improves rigidity, limits axial movement, and reduces early belt wear under load.

A metallic snap ring and labyrinth seal keep bearing seals engaged under thermal expansion, blocking contaminant ingress up to 400°C.

A protruded shaft retaining ring contacts the bearing inner ring while avoiding the outer ring, cutting rubbing noise, heat, and extra parts.

A separate bearing casing transfers sun gear axial forces into the housing, cutting wear and extending bearing life at high rotational speeds.

Axial groove ball bearings with preload cut slip, drilling friction, and lubricant discharge in high-speed dental handpieces.

A flexible split bearing protector adds a grease-filled secondary seal to block water and contaminants without removing the shaft.

A crimped annular flange forms a durable barrier that blocks bearing contamination in tensioning and winding pulleys.

Lubricating oil is guided by an inclined inner ring and nozzle geometry to reach rolling contact points for longer, stable bearing operation.

A variable-opening barrier keeps free-wheel contact zones immersed when engaged, then drains oil during disengagement to limit splash heating.

A spring-loaded bearing sleeve adjusts steering shaft torque within a narrow range, improving handling feel while limiting added assembly complexity.

Injection-molded resin fully covers the metal inner wheel to boost holding power and keep tooth thickness uniform, reducing pitch errors.

Openings in a plastic bearing sleeve let torsion webs deform without overload, reducing steering gear play noise and material failure.

A skew race groove and askew cage holes cut sliding friction and resisting torque, enabling loaded rolling bearings to run without greasing.

A segmented radial grease duct lets an axially movable bearing stay lubricated in all positions while avoiding extra seals and maintenance complexity.

A dual plain-and-roller bearing layout keeps rotary fluid connections media-tight and stable under axial and bending forces.

Multiple rows of spherical balls in a thrust bearing cut sliding, frictional losses, and heat while supporting high-speed thrust loads.

A circumferential trough in the protective flange diverts contaminants away from bearing seals, extending pulley service life.

An eccentric tapered rack bushing and spring keep the rack bar engaged with the steering gear to prevent rattle noise without rough steering feel.

An inclined deflector and U-shaped seal chamber help expel pollutants by gravity and centrifugation while lowering bearing friction torque and wear.

Elastic preload on radial rolling bearings keeps a toroidal CVT compact while absorbing dimensional variation and avoiding uneven disk loading.

Centroid-based midpoint mapping aligns flex spline and circular gear teeth to cut friction and improve harmonic actuator motion accuracy.

A rack-and-pinion tip adjustment mechanism enables uniform oil-groove depth in cylinder bores of different sizes while avoiding bulky tooling.

Annular lubricant retainers keep oil inside the bearing during idle periods and feed it at start-up to prevent dry-running wear and damage.

A thrust bearing retrofit limits motor shaft axial motion so elevator disc brakes meet requirements without rope grabbers, extra space, or rope wear.

A rotating sealing screen and winding labyrinth path block abrasive dust and retain grease in compact bearing units for marble cutting machines.

A locally expanded toroidal pocket edge prevents umbrella-effect interference and overheating while keeping roller fit stable at high speed.

Spacer support arms running in a raceway groove keep rolling elements evenly spaced while reducing edge wear and friction losses.

Conical blades and radial gussets create a lightweight bearing cage that retains rollers while resisting centrifugal deflection at high speed.

Split cage prongs with a stiffening rib cut centrifugal deformation, avoid outer ring contact, and reduce uneven wear at high speed.

A flow-stopping jig and continuous ball separation arrange bearing balls evenly while cutting handling steps, scratches, and assembly time.

A conical retaining ring and disc springs let bearing balls lock or release on any shaft position without deformation or high assembly force.

Grooves in the bearing cage retain lubricant and feed the inner ring side during high-speed rotation, reducing centrifugal oil starvation.

A stepped cage pocket in an outer ring guided angular ball bearing limits radial cage movement and attenuates high-speed noise.

An inner ring-guided cage cuts high-speed deformation and wear by sliding on the shoulder portion and improving lubricant supply.

A circumferential oil groove links axial slots to offset radial passages, easing inner ring stress while sustaining lubrication in high-speed bearings.

Metal rigid shells and pressed sealing lips create throttling gaps and lubrication zones that block contaminants while preserving bearing strength.

Different materials in proximal and distal inner ring sections match uneven turbine bearing loads, improving durability without over-engineering.

A pin-supported bearing layout decouples bearing diameter from planetary wheel size, cutting friction and gearbox bulk in handheld power tools.