Roller Bearings TRIZ Cases

Inclined nozzles create swirling air cooling and stable oil delivery to cut bearing temperature and preload in high-speed shafts.

Using angled races, rollers, and a press fit, this mast bearing secures a corrosion-resistant shaft without surface hardening.

A ring-shaped contact element creates a radial gap from the shaft flow channel to lubricate rolling elements and contact surfaces under axial load.

A single-piece ring combines centering spring action and oil squeeze film damping to manage gas turbine bearing vibration with less axial space.

A concentric middle-ring layout enables inner and outer rings to rotate independently while keeping large rolling bearings axially compact.

Shifting the groove opening edge away from the V-groove minimum diameter cuts corner stress concentration and improves inner ring fatigue strength.

Precise osculation and ultra-smooth raceway roughness cut friction, improve lubrication, and reduce bearing noise and wear at high speed.

An annular compensation ring uses thermal expansion to keep a dissimilar-metal bearing race securely retained across temperature changes.

An axial groove and relief surface help an outer-ring guided retainer discharge grease, cutting wear, stirring resistance, and heat in high-speed bearings.

Seal-lip protrusions form oil passages and wedge gaps that cut torque, support higher speed, and block particles above a set size.

Axial sensor placement between rolling-element rows improves humidity, pressure, and temperature measurement without increasing bearing space.

Coordinated cycloid cutting forms precise component pockets with high surface finish in one step, reducing finishing time and tolerance issues.

Threaded and shouldered pin ends keep pinned roller bearing pins aligned, reducing crankshaft axial load, warping, and pump failure.

An integrated chassis forms part of the motor housing, cutting component count, weight, and conveyor tensioning complexity.

An inclined air-oil nozzle creates swirling flow to cool bearing inner rings and the main shaft, reducing preload while maintaining lubrication.

A clamping mounting plate shifts bearing fastening loads off the case member, enabling lighter speed reducer housings without losing support strength.

A radially extended inner ring projection preserves lubricant film under transverse loads, reducing mixed friction and extending bearing life.

Separated projecting portions let tapered rollers be force-fitted into the retainer without caulking, reducing contact failure and assembly damage.

A bearing-constrained connecting member isolates circumferential strain, enabling accurate robot torque sensing with one strain sensor.

Placing the drive motor below the main bearing housing cuts top drive size and upper link weight while simplifying maintenance and torque transfer.

Distance measurements across recurring load states reveal bearing clearance wear and preload changes without distortion from temperature or load shifts.

Pressurized lubricant in segmented plain bearing pads supports wind turbine loads at standstill and low speed, reducing wear and extending bearing life.

A restricting member blocks incorrect thrust bearing assembly and directs lubricant outward to reduce wear and maintain stable lubrication.

A sleeve-fed buffer annulus and through-shaft passageway maintain pressurized lubricant flow to the damping annulus for misalignment and vibration control.

Circulating elements in a pivot lock replace coaxial gear alignment, enabling wear-free support arm locking under high load without axial movement.

A supplementary ring with axial retention elements keeps roller bearings in place without cage deformation, reducing fracture risk and easing assembly.

A ring-shaped contact element creates a radial gap from the shaft flow channel, improving lubrication at axial-load bearing contact surfaces.

Movable spacers shift the radial seal to a fresh sealing location, replacing worn wind turbine main bearing seals without disassembly or leakage.

A lubricant film damps bearing movement while a split seal maintains pressure differential and cuts air leakage without rubbing.

A biasing element keeps rollers or the cage pressed toward the guide flange, compensating for tolerances and preventing jamming or damage.

Boss-and-aperture seal wear ring positioning lets a split tapered roller bearing stay aligned on the shaft for faster wind turbine maintenance.

A free-rotating synchronizer pinion decouples roller deformation under radial load, cutting tooth wear, friction losses, and manufacturing complexity.

Spacer rings and a radial oil channel keep nested damper rings separated and oil-fed during start-up, sustaining squeeze-film damping.

Targeted grinding reduces thickness at local hard zones on wind turbine bearing rings, improving load distribution and fatigue life.

An air-permeable felt ring blocks dust while venting thermal air, extending conveyor pulley bearing life and reducing maintenance.

Controlling race wall thickness relative to roller spacing reduces creeping under large radial loads, limiting noise, vibration, and wear.

A toroidal roller bearing, moment bearing, and elastic suspension isolate axial and flexural loads while simplifying wind turbine drive train assembly.

Spacer rings and recesses keep pressurized oil flowing between nested damper rings at start-up, sustaining squeeze films for rotor vibration damping.

A circumferentially shifting support point keeps pad height constant, stabilizing the oil film and preventing seizure in bidirectional rotation.

Elastic preload centers the contact carrier while a rigid PCB-to-housing mount preserves axial and rotational alignment in bearing-free angle sensing.

A damper ring applies hoop force and frictional damping in a planetary gear bearing to reduce modal vibration, overloads, and deformation.

Multiple oil-filled slits separate damping and spring functions in a compact bearing damper ring for high-speed vibration reduction.

Direct coolant and lubricant delivery to spindle-nut contact points cuts heat, friction, and thermal expansion in injection mould closing units.

A compact single-piece track roller bearing uses corrosion-resistant rings and needle rollers to handle wing actuation loads with less friction and maintenance.

Circumferential and radial grooves route lubricant to bearing holes, improving grease distribution, service life, and maintenance intervals.

An axial neck on the torque converter side plate centers and supports the one-way clutch inner race without added thickness or weakening lancings.

A steel carrier and coupler flange layout limit thermal expansion, preserving bearing preload while reducing power loss and wear.

A dual-function annular cylinder mounts and removes roll neck bearings with direct force transfer, lower wear, and simpler piston retraction.

Spacer bosses and a radial oil channel keep nested damper rings separated and oil-fed at startup, preserving damping and reducing vibration.