Rolling Contact Bearings TRIZ Cases

Motor current detection determines caulking termination to prevent overloading from workpiece variations.

Triple seal ball bearing assembly prevents abrasive contamination in screw augers.

A wheel bearing outer member features a radial belt-like portion to increase local thickness and stiffness without adding significant weight.

Anisotropic bearing supports suppress non-synchronous vibration in turbochargers through directional stiffness.

Extending the outer diameter of an annular plastic magnet onto a pressed high form accuracy surface prevents injection molding burrs and thermal shock cracks.

Spring-loaded pressers apply downward force on the upper lid, eliminating heavy weights and reducing operator burden while preventing grease leakage.

Segmented angled channels force lubricating fluid through a non-linear path, reducing excessive flow and churning losses in tandem ball bearings.

A gimbal motor mechanical limiting device uses a rotor-mounted first limiting device and stator-mounted second limiting device to constrain rotation.

Segmented flange and nested rolling elements reduce axial dimensions while distributing local loads for improved durability.

A preloaded hybrid duplex ball bearing assembly uses a spring to push the aft bearing, reducing ball excursion and skidding in high-speed gas turbine engines.

A sleeve between the outer ring and section allows axial displacement of the bearing assembly.

Radial deviations on the flange engage the thrust washer legs to prevent rotation without injection molding, reducing tool costs and preserving flange strength.

Straight axle spindle with equal-diameter bearings accommodates single wide-tire offset wheels without increasing weight or cost.

A wheel hub bearing integrates a piezoelectric actuator to dynamically modify the strain behavior of its radially outer ring.

Caulks a solid columnar shaft end to secure an inner ring, eliminating hollow centers that reduce rigidity.

Variable wall thickness in the outer bearing ring of a wind turbine pitch bearing equalizes rolling element loads to prevent premature wear.

A lock nut system uses a keeper and cover member to secure bearing preload while providing visual tamper detection.

Guide element constrains cage segment position during rapid pivoting movements, preventing displacement beyond intended bearing positions.

Axial encoder placement on the cage and rotatable ring resolves sensor complexity while maintaining measurement precision.

Segmented annular seal with scraper leg prevents contaminant ingress while maintaining compression during misalignment.

Circumferential recesses on the sealing lip reduce friction against the rotary joint, preventing folding over during wheel hub bearing assembly.

A tolerance ring with slotted sidewalls reduces adjacent wave stiffness to maintain consistent axial rigidity.

Cold plastic forming reduces raceway ring weight and cost while maintaining rotational balance.

Segmented pitch bearings with an intermediate body reinforce the second bearing and enable longer studs.

A variable squeeze film damper adjusts damping levels through independently controlled fluid annuli.

Single nut design with radial teeth and locking washer prevents rotation, reducing installation complexity and torque errors.

Segmented backing rings reduce fretting wear on railcar axles by constraining axial movement through a locking ring connected to the dust guard.

Notch portions in the labyrinth lip prevent deformation from foreign matter exposure, maintaining sliding lip protection and sealing reliability.

Extendable legs and pivotable brackets adjust the sensor position, enabling secure mounting on diverse bearings without machining recesses.

Discontinuous ears and forged ribs on the outer member lower stress concentrations under moment loads, reducing weight without compromising strength.

Sacrificial alloying elements prevent silver sulphide formation, extending bearing lifespan under high stress.

A deformable shim applies axial clamping force to bearing races, eliminating precise shim selection errors and reducing assembly time.

Spray bar and ring gear recesses distribute lubricant to reduce wear and breakage from misalignment stresses.

An elastic pivotable bracket absorbs load changes and temperature fluctuations, reducing noise in the steering gear.

A bearing sensor assembly uses a directional coupler to route reflected signals from a passive oscillator circuit.

A clutch release bearing uses a guiding surface on the inner ring to direct contaminants away from critical sealing interfaces.

Auxiliary bearings with locking mechanisms enable controlled rotation of observation wheels after main bearing failure.

A bent steel cap member features a tapered fitting section designed to accommodate spring back during assembly.

Elastic force from a Belleville spring prevents die floating during plastic deformation, eliminating flash formation and material waste.

External bearings and self-service seals resolve vacuum lubrication trade-offs.

Strain sensors mounted on flats of the wheel hub outer ring detect tire loads, resolving complexity issues while improving stability control.

Ferrous metal segments attach to sealed bearings using a thermally-activated bonding agent that releases the pieces into the lubrication circuit.

A radially compliant bearing hanger uses a self-lubricating polymeric damper element to accommodate radial and angular misalignment without fatigue failure.

Axial springs absorb rotor deflection forces to maintain bearing oscillation capability without elastomeric material degradation.

Nested L-shaped shields and a magnetizable elastomeric signal element reduce axial dimensions while protecting rolling bodies from peak loads.

Hydrodynamic fluid films and elastomeric dampers reduce air resistance energy loss while accommodating translational motion.

A bearing unit mounting flange design with varying radial thickness maintains raceway roundness.

An intermediate joint uses a deformed insert ring in an arcuate groove to lock components axially without compromising material properties.

Sealed aluminum oxide coating blocks electrical current through bearing races, preventing premature failure from electrical discharge machining.

A tapered roller bearing cage with a specific guide portion geometry positions the component at the axial center to minimize contact with the outer ring raceway.