Rolling Contact Bearings TRIZ Cases

An integrated bearing shield spans the air gap to block debris, simplify assembly, and in some designs improve magnetic flux sealing.

Frangible housing sections release at set moment and radial loads to isolate a gas turbine bearing from damaging the static structure.

Offset semi-spherical engagement members and preloaded roller gears maintain smooth, continuous power transmission under heavy bearing loads.

A purging channel removes water and contaminants from the chamber between bearing seals, extending seal life in aggressive environments.

A hybrid contact and non-contact lip seal cuts bearing friction while guiding contaminants through a tortuous path for stronger sealing.

Compressed disc springs and working fluids shift the bearing housing to keep screw shaft axial rigidity stable during thermal expansion.

Segmented sliding sleeves and a rolling bearing stabilize spindle support, cutting noise, wear, and jamming from play and thermal expansion.

Irreversible thermochromatic coatings on bearing rings reveal overheating by color change, enabling low-cost overload checks without disassembly.

Random sampling of fiber optic strain gauges enables bearing load measurement above Nyquist-limited rotation speeds.

A layered bearing ring uses a split outer layer and functional interlayer to add insulation or damping while preserving load-bearing capacity.

Alloying and high-frequency heat treatment refine austenite grains in bearing steel to limit crack formation and extend rolling fatigue life.

Nested flex splines and circular splined shafts create redundant load paths that keep torque transfer continuous after a path failure.

Flexible spokes through a clearance hole add viscous damping in a compact squeeze film damper to cut rotor vibration and improve stability.

By tuning martensitic carbon content and limiting coarse spheroidized carbides, this bearing structure suppresses white structure spalling and extends fatigue life.

A controlled seal sliding surface with more hollows than peaks cuts friction torque while retaining lubricant and sealing performance.

Complementary protrusions and recesses align split bearing ring segments radially, cutting rework, assembly labor, and cost.

An outer sleeve adds squeeze film damping to a conventional aircraft engine bearing, controlling radial and axial motion while simplifying assembly.

Aluminum anodized caps and insulating epoxy block current through bearing raceways, preventing arcing and pitting in electric axles.

A silicone gasket in a radial seat blocks metal-to-metal contact in swivel joints, reducing bacterial buildup while preserving rotation.

Circumferential elastic members keep a bearing seal in uniform contact, reducing lubricant leakage in large-diameter, low-speed bearings.

A pressure-responsive seal ring in an aircraft engine squeeze film damper limits fluid leakage and air ingestion to preserve damping.

A metal-reinforced plastic roller flange uses locking means and pins to resist thermal loosening, axial shift, and relative rotation.

By tuning side lip thickness, length, and curvature at a set rotation speed, this hub seal case cuts torque without losing sealing.

An embedded metal ring and locking pins keep conveyor roller flanges tight under load and temperature changes while reducing inertia.

Controlled lip roughness and reaction force help hub seals resist machining scratches while reducing torque disturbance, noise, and leakage.

Electrical continuity between the bushing and fixed encoder parts reveals blocked bearings early, enabling shutdown before shaft damage.

Multiple raceways and ball sets in an archery bow cam bearing distribute axial and radial loads to reduce misalignment and friction.

Dual seal members and a recess-mounted inner seal improve wheel bearing sealing, block foreign matter, and reduce torque without a longer metal ring.

A welded tooth system, hub, and separate bearing seats create a self-supporting shaft module that cuts weight and material use in drive trains.

A spring-finger soft-mount bearing support cuts radial and axial loads in air turbine starters, extending bearing life and lubrication.

A secondary false bearing adds axial stiffness at low thrust to suppress high-pressure shaft vibration and stabilize thrust reversals.

A metal sleeve with a composite overwrap matches bearing and housing expansion rates to maintain alignment and reduce noise and vibration.

AC impedance and phase-angle sensing model line contact in slide bearings to derive oil film thickness and metal contact ratio accurately.

An integrated measuring body and outer-ring sensor enable precise rotational position detection without external hardware or blocking the axial center.

Detects blocked or sluggish encoder bearings by monitoring connection status and bushing rotation before shaft coupling failure occurs.

An air-quenchable martensitic iron alloy uses carbide-forming elements to improve diesel valve seat wear, hot hardness, and corrosion resistance.

Controlled retained austenite in bearing steel heat treatment raises toughness and pitting resistance under high contact loads and contaminated lubrication.

A dual-ball-set bearing uses steep contact angles and high fill to support axial and moment loads while increasing stiffness.

A flexible bearing mount isolates oxygen flow from motor electronics while absorbing force to lower explosion risk in breathing assistance equipment.

An aluminum cover and simple seals block foreign matter while dissipating heat, helping the steering coupling keep electromagnet force stable.

A curved-channel lubrication network uses a dispersion cone to mist lubricant over ball bearings, cutting cross-drilling, cost, and overheating risk.

Fixed-base motors and duplex bearings cut gimbal inertia, enabling fast two-axis payload orientation with high precision and vibration resistance.

Radial compression on the pitch bearing outer ring raises stiffness, cuts stress concentration, and extends wind turbine bearing life.

Axially aligned micro-struts shorten and lighten a gas turbine bearing carrier support while preserving radial stiffness and lowering cost.

Matched cartridge bearings, a sleeve, bushing, and spring improve heavy-load conveyor roller support and reduce premature failure.

A pneumatic shield and compliant bearing mount keep high-concentration oxygen away from motor electronics while reducing bearing load.

A pre-assembled shield spans the coupling air gap to block debris from the bearing, simplify assembly, and improve flux transfer.

Sensor feedback compares bearing temperature, vibration, or speed with target values and automatically adjusts the motor or generator to extend bearing life.

A single alignment member rigs paired eccentric rollers together, improving high-lift track alignment, wear distribution, and bearing reliability.

Different fiber content in the resin gear and connected member preserves stiffness at high temperature while reducing reinforcement fiber cost.