Bearing Assembly TRIZ Cases

Widened annular gap acts as an oil buffer to prevent leakage and reduce shaft loss in compact fluid dynamic-pressure bearings.

Segmented output shaft uses a larger-diameter positioning part to limit axial displacement under alternating loads, extending service life.

Segmenting the substrate from the softer coating reduces material consumption while maintaining dimensional stability.

A segmented ring rolling bearing uses undulating surfaces to convert rotation into reciprocating axial motion.

Inverted fastening screws secure a narrow bearing ring, reducing overall device width while maintaining structural rigidity.

Conductive bearing elements electrically connect the rotor to the housing for reliable corrosion protection.

Segmented carrier components isolate axial and transverse forces to eliminate excessive play in the vehicle hood unlocking mechanism.

Mechanical retaining element replaces thermal resin curing to secure electric motor lid and prevent rotor leaks.

Latching levers on the securing screw expand radially to lock into housing teeth, preventing play caused by thermal expansion differences in steering gears.

Caulking retaining tongues into undercut recesses secures axial bearing parts to radial shells, preventing stress buildup and maintaining dimensional accuracy.

One-piece guide ring aligns axial bores with crankshaft and flywheel, reducing shear forces on fixing screws during cold start-up.

Variable thickness in a sculptured bearing liner reduces weight by up to 40% without compromising structural integrity.

Merging top foils with bump foils reduces component count and welding steps while expanding the load support area for improved stability.

Segmented elastic grounding member increases contact area and force, preventing static electricity damage while maintaining component alignment.

Asymmetric rotation-preventing means fix the ball sleeve angular position, ensuring signal emitter alignment within the magnetic sensor detection range.

Balanced tracking devices clamp to rotatable components, storing usage history to prevent failures from missed maintenance intervals.

Engagement grooves in a radial foil bearing mechanically secure the top foil, eliminating welding-induced distortion and maintaining support rigidity.

Integrated rotation shaft with ball spacer sleeve reduces part count and assembly time, resolving complexity issues in medical pendant arm systems.

Concave pocket spacers prevent ball bunching under cyclic loads to extend bearing lifespan.

A ball joint housing employs a double-layer sheet-metal wall at the axial end to resolve the trade-off between manufacturing effort and joint stability.

Relocating the riveting mechanism to the inner cylindrical surface frees the upper bearing area, allowing flexible through hole placement and coil wire routing.

Elastic ratchet levers on a locking screw engage housing toothing to maintain play-free fixation despite thermal expansion differences.

An electromagnetic transducer converts mechanical vibrations into electrical voltage for both power generation and velocity sensing.

A shear pin breaks under excess torque to decouple a failed primary bearing from the drive shaft.

A rolling bearing assembly uses an angular indexing finger and arc-shaped stop to adjust inner ring orientation relative to the outer ring.

Elastomeric laminated bearing stack uses distinct optical characteristics in exterior regions to expel distinguishable crumbs during motion.

Annular flanges and circular welding secure the bushing to the drive shaft, resolving sealing gaps and wear issues in automotive applications.

Infrared sensors detect hysteretic heating in rotorcraft bearings, replacing thermocouples to improve measurement precision and extend component life.

Spring-loaded ribbons expand under centrifugal force to eliminate mechanical friction during high-speed rotation while maintaining stability at low speeds.

Positioning pins constrain raceway ring alignment, reducing manufacturing costs while maintaining low noise and high rigidity.

A bearing bush applies a polymer sliding layer to a metal inner tube, creating a tribological pairing that reduces friction and wear during rotation.

Insert molding fills an outer ring groove with a thermoplastic elastomer, eliminating sandblasting and adhesive steps to reduce production time.

Elastic deformation of a flexible hinge ring compensates for friction dead zones, reducing disturbance bandwidth and improving positioning precision.

Varying pole shapes along one track create keying portions that provide mechanical fixing while also canceling out periodic magnetic field variations from adjacent tracks.

A segmented anti-rotation mechanism prevents bearing creep in electric machines by restricting rotational motion while accommodating thermal expansion.

Segmented tubular ducts with side openings streamline output cable extraction in rolling bearing rotation sensors, reducing labor and preventing damage.

A conical bearing member uses a circulation hole to move lubricating oil and release trapped air bubbles from the spindle motor system.

A polymeric resin push ring absorbs axial dimensional tolerances to constrain bearing movement within a direct drive motor housing.

Combining serrated portions with adhesive accumulation spaces resolves the trade-off between joint strength and manufacturing complexity in FRP drive shafts.

Insulated load-supporting bearings enable high-frequency capacitive power transfer through resonant tank circuits.

A transmission element uses a dye-filled silencing spacer to visually signal internal damage through color changes on the component surface.

Inductive heating secures a helix-matched sleeve to a gradient cable, preventing wire fanning and rattling during sunroof actuation.

A bearing assembly uses a retention ring to secure superhard elements without brazing.

Multi-chamfered shoulders guide the outer ring into precise coaxial alignment, resolving misalignment risks during press-fit assembly.

Composite resin housing reduces thermal creep to maintain magnetic encoder alignment and sensor accuracy.

A rolling bearing inner race ring uses induction hardening to create a functional surface finish without final grinding.

Laser welding fixes preloaded rolling bearing rings to shafts and sleeves instantly, bypassing slow anaerobic adhesive hardening times.

A high-friction coating on the thrust washer prevents shaft rotation, eliminating fretting corrosion and noise in small electric motors.

An adhesive distribution channel bonds a joint component in a bearing eye, securing it axially without increasing press fit moments of movement.