Ball Bearings TRIZ Cases

A stepped ring blank is press formed to create chamfers and separation lines in one process, cutting grinding steps, cost, and complexity.

Externally replaceable bearing pivots let a folding knife switch between manual and automatic action while simplifying assembly and service.

A composite polymer coating protects a stainless steel bearing inner ring from corrosion during washdown while preserving Hertzian load strength.

Larger raceway curvature and higher radial play help bearings resist sticking, wear, and poor oil separation at high temperature and low speed.

A multilayer ring coating combines a lubricious anti-creep surface with insulation to stop bearing creep and leakage-current corrosion in EV motors.

A rotating vane pump inside the bearing controls excess lubricant to cut churning losses where seals or shields lack space.

An axial-side pulley and dual-bearing input shaft keep strain wave gearing compact while maintaining support strength and removing seal needs.

Added outboard radial raceways divert bending-induced radial loads from helical ball rows, reducing wear and seizing in ballscrew assemblies.

A bearing-supported rotary fitting lets the spray gun turn while the supply line stays still, preserving the high-pressure seal and reducing line fatigue.

A screwed insulating cap on a spiral-grooved outer ring blocks EDM current while preserving bearing durability under high loads.

A pre-assembled seal-bearing unit uses flanges and an energizer to cut leakage paths, friction, and installation space.

A retainer area ratio of 0.35-0.5 helps angular contact ball bearings hold lubricant without increasing width, preserving rigidity and high-speed life.

Recesses, ridges, and inclined surfaces keep excess grease out of the raceway, cutting bearing torque and motor power consumption.

Multiple bearing sets with radial shaft clearance cut axial runout in overhung driven pulleys while simplifying assembly and reducing machining.

A thermally matched compensation element helps a bearing ring keep press-fit stability in aluminum housings, preventing rotation, wear, and torque loss.

Radial folds in a one-piece clutch cover add machining material for inner and outer bearing seats without increasing axial thickness.

Integrated bearing surfaces and rolling elements reduce installation space while preserving axial force absorption in surgical steering gears.

Straight or curved ball tracks remove undercut machining, improving dimensional stability, load distribution, and width-direction movement.

Two nested shields create a longer tortuous labyrinth path that blocks water and dust in compact bearing units without added friction.

A universal joint separates drive and gimbal centers of gravity to curb CMP pad conditioning perturbation, uneven wear, and scratches.

Elastic biasing and side holding keep the worm tip aligned, reducing backlash, chatter, and friction in worm wheel engagement.

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

A bearing nested in the wheel groove improves spherical robot motion stability, lowers friction, and simplifies assembly.

Multiple sealing lips, an annular insert, and a shield block debris ingress and misalignment to extend bearing life in agricultural machines.

A lower head bearing stop moves steering limitation into the head tube, transmitting torque while damping impact and preserving space for cables.

Elastic biasing and side holding of the support bearing suppress worm backlash and chatter while preventing orthogonal tip movement.

A diurea thickener with tuned ester-oil contact helps rolling bearings keep low torque while resisting grease and oil leakage.

An asymmetric bearing seal blocks lubricant leakage at one axial end while allowing controlled discharge at the other to reduce contamination and extend service life.

Axially driven teeth and a rolling-bearing cam support raise coaxial gear torque while cutting parts, assembly complexity, and space.

Magnetic levitation, ferrous tread materials, and air bearings reduce friction and wear in an omnidirectional VR treadmill while preserving 360-degree movement.

Combining case-hardening and nitriding in one heat treatment cycle cuts process steps while preserving steel fatigue strength and wear resistance.

Localized cage protrusions cut ball contact area to reduce sliding friction, noise, and wear while preserving ball retention.

Sliding axial supports let bearing retention elements shift with rolling elements, reducing stress and cage failure at high speed.

Staggered elliptical ball groups raise planar thrust bearing load capacity while limiting raceway fatigue and friction in high-speed reducers.

Vickers hardness at defined depths replaces EPMA or GDS to verify nitrogen-rich carbonitrided bearing surfaces faster and at lower cost.

A groove-guided annular locking element secures the outer bearing race in tight spaces while allowing mounting and removal without direct access.

A radially positioned worm gear replaces separate positioning bearings to stabilize the guiding screw rod, cut installation cost, and improve actuator life.

Controlled raceway machining raises compressive residual stress while preserving retained austenite to suppress inclusion-induced bearing flaking.

Calculated radial force and adjustable lever control deform the bearing ring safely for reproducible rolling element filling.

Offset raceways balance shear rates in deep groove ball bearings, improving grease distribution, reducing leakage, and extending service life.