Sliding Contact Bearings TRIZ Cases

Asymmetric support surfaces counteract shaft inclination from thermal expansion, ensuring uniform load distribution on thrust bearings.

Asymmetric cap prevents component interchangeability while enabling extended side bearing travel.

An integrated air-foil bearing merges radial and thrust functions into a single unit, reducing volume for small rotating bodies.

Simultaneous calibration of the outer part and plastic cage applies compressive prestressing to resolve tight fitting challenges while reducing weight.

A silicon nitride sintered body uses controlled iron and calcium content to achieve uniform hardness and fracture toughness.

A synthetic resin sliding bearing uses intersecting radial clearances to accommodate thrust piece displacement.

A spline-based securing member locks an eccentric bearing after rotation, resolving strut installation mismatches caused by manufacturing tolerances.

Radially indented outer sleeve edges create localized elastomer prestress to adjust cardanic rigidity in specific spatial directions.

A segmented bearing design enables secure shaft holding through modular C-shaped portions that engage the rotational axis.

Segmented cap exterior enables uninterrupted turning machining, resolving manufacturing complexity while maintaining anti-rotational functionality.

Differentiated support and relief zones prevent edge wear while maintaining a compact axial design.

A self-adjusting bushing bearing integrates a shaft seal with a springy element to maintain continuous contact and create an operable seal.

Inclined base plate supports back foil pieces to precisely adjust top foil height, resolving wedge effect design complexity and machining costs.

Segmented spider bushings combine grey iron bodies with high-performance wear collars to extend maintenance intervals while minimizing material costs.

A lower side bearing uses dual friction boards with distinct coefficients to manage torque.

A hydrodynamic bearing design uses a specific lubricant viscosity function to prevent surface pressure buildup during rotation.

Spherical lined bearings allow feathering motion in tail rotors, reducing stress on yoke arms.

A tilting segment bearing uses a movable pin element within a sleeve receptacle to adjust internal gaps.

Separate ceramic elements on a resilient support absorb mechanical stresses, preventing breakage while maintaining low friction.

Elastic housing deformation distributes bearing load evenly, reducing peak stress and enabling smaller slide bearing dimensions.

Grooves on the trailing edge face increase surface area contact while the spray bar directs fluid flow velocity to resolve high temperature performance issues.

A side bearing uses a nested cap within a cage to maintain constant frictional engagement with the car body.

A bi-directional offset pivot thrust bearing uses slidable pads on longitudinal protrusions to maintain optimized tilt angles.

A bypass cooling system directs cool inlet oil downhill with gravity to tilting pad bearings.

Alternating first and second support portions sequentially engage under increased load, reducing stress concentration and preventing damage to the foil bearing.

A center bowl liner integrates a conductive wave spring washer to bridge electrical contact between the railroad car center plate and truck bolster.

A clamping washer with spring elements fixes the thrust washer radially, preventing detachment and collision in multi-stage gearboxes.

A foil bearing split key design uses large radius bends to reduce stress concentrations.

Segmented rotation suppressing portions extend from arc bearing ends to constrain orientation without outer surface projections.