Rolling Contact Bearings TRIZ Cases

Modular tensioning assembly prevents damage during large bearing encoder integration.

Integrated bearing housing eliminates separate alignment requirements to simplify assembly and balance the rotor within supported section.

Interdigitated nested spring bearing cages reduce axial and radial volume in gas turbine engines while maintaining independent harmonic control.

Dual inductors create joint heating zones on large bearing rings, eliminating soft spots from incomplete heating.

Segmented sealing structure uses centrifugal force to discharge contaminants, resolving the trade-off between entrance prevention and low torque resistance.

Visual markings on the lock nut and locking member enable accurate in-field preload alignment without complex measurement tools.

Replacing bulky pressure sensors, this thin-film strain gauge detects outer ring deformation via resistance shifts to calculate preload accurately.

Guide teeth mesh with the roll to restrict its motion, preventing sliding that causes radial stripes on the face spline.

Alternating porous and non-porous ring segments balance absorption capacity with flow dynamics, resolving lubrication trade-offs in high-speed bearings.

Polyamideimide aerogel roller coatings absorb backlash impact noise in electric CVVT systems.

A wheel bearing cap uses a retracted surface to press-contact an elastic member, preventing fitting scratches.

Intermediate sleeve protects rolling bearings from axial disassembly loads, preventing raceway damage and reducing maintenance costs.

Segmented concentric bearings allow emergency pulley rotation without seizing, enabling rapid passenger rescue while minimizing mechanical damage.

A rotating component system uses active devices to apply non-contact forces that dynamically adjust stiffness and control displacement.

Curved boundary surfaces prevent outer-row balls from contacting raceway shoulders, eliminating edge stress to extend service life.

Mechanical actuator axially moves rotor assemblies to adjust blade tip clearance distance in gas turbine engines.

Replacing multiple bolts with a threaded outer ring reduces wheel hub weight and simplifies mounting operations.

Elliptical plug with opposing tapered surfaces aligns roller bearing contact to prevent partial wear.

An inner ring groove retains a band to prevent fracture opening, eliminating stress concentrations from outer ring grooves and improving impact load strength.

Vulcanized rubber lip on a cup-shaped steel cover prevents elastic member damage during press-fitting, improving seal reliability.

A bearing support ring integrates a radial spring and fluid passages to deliver pressurized oil directly to the damper.

A backup bearing joint enables pivoting motion to absorb radial and tilting forces during shaft operation.

Parallel fiber flow orientation and local hardening prevent crack formation from rotating bending fatigue in thin-walled cylindrical portions.

A coupling assembly uses a conical retainer to compress an annular sealing member between hub and bell surfaces.

Segmented synthetic resin sensor holder prevents foreign matter entry and ensures accurate positioning for reliable wheel speed detection.

Oblique bearings with ceramic balls and polymer cages reduce wear at 10,000 rpm to extend maintenance intervals.

Elastic prestressing elements enable axial separation of intermediate support elements to limit radial deflection and temperature rise during thermal expansion.

A constant velocity joint leg shaft features a recess portion with a first concave portion to support the roller via a needle bearing.

A lubricant adsorbing layer retains base oil on sliding contact surfaces to maintain consistent torque levels.

Press-formed non-magnetic stainless steel covers prevent deformation and air gap variation, ensuring reliable wheel speed detection accuracy.

A sintered powdered metal retainer infiltrated with bronze combines structural strength with superior tribological characteristics.

A radial-plane arrangement aligns the rotation sensor with the roller bearing to minimize gap variations during operation.

Eccentric mass oscillation drives generator units to harvest energy, eliminating magnetic field sensitivity and precise gap requirements.

Segmented weir heights and guide grooves resolve the contradiction between sealing performance and hub bolt exchange without disassembly.

A sensor-equipped wheel support bearing assembly estimates load using strain generator members and multiple fixation contact segments.

Elastomeric retainer spans wheel halves to prevent grease migration without requiring machined grooves or specific register widths.

Flexible coupling elements connect segmented bearing cages to prevent component detachment during assembly while absorbing operational vibrations.