Shafts TRIZ Cases

Concave collar tooth flanks invert standard geometry to simplify manufacturing and reduce disengagement complexity.

Glass fiber reinforced polyamide 66 holders absorb eccentric load impacts to prevent pocket damage and extend bearing lifespan.

Cylindrical and conical pocket zones guide balls under axial loads, preventing edge contact and revolution slip in angular ball bearings.

Adhesive pool with chamfered seal prevents extrusion into thrust gaps, maintaining bearing performance.

A bearing ring uses localized heat treatment to create a hardness gradient across the raceway and rib surfaces.

A bearing cage combines a metal skeleton with plastic overmolding to reduce wear.

Helical threads engage cut composite filaments to distribute axial loads, eliminating interlaminar shear weaknesses in tension compression struts.

A radial spherical plain bearing uses truncated inner ball and insert surfaces to distribute radial loads evenly across the contact interface.

A flanged coupling member uses a tubular engagement portion to prevent relative rotation between components.

Pivotable brackets engage bottom rods to secure folded configurations, reducing vehicle footprint for storage in limited urban spaces.

Overlapping beam load cell springs replace nonlinear O-rings to improve concentricity and damping in turbomachinery bearings.

Spherical pocket surfaces in a snap cage reduce surface pressure and wear, extending bearing life under high-speed conditions.

Segmented bearing retainers use radial cavities to store lubricant, preventing displacement and extending bearing life.

A raised shoulder creates a throttling gap that restricts oil passage to turbine wheels, protecting exhaust filters from slagging.

A hydrodynamic bearing sleeve features an enlarged inner diameter in the upper section to accommodate shaft expansion during clamp fastening.

A composite sliding member combines an iron-based sintered compact base with a copper-based layer to deliver low friction and high hardness.

Corrugated composite bushes compress into irregular holes, eliminating costly machining and reducing assembly time while ensuring full load transfer.

Shearless surfaces define a fluid reservoir within motor components to store lubricant, eliminating capillary seal limits that restrict bearing lifespan.

Low surface energy coatings on a bearing shield prevent lubricant leakage and contamination ingress without increasing torque or requiring mechanical contact.

Metal blocks on the thrust plate act as rigid bearings to support heavy loads, preventing permanent deformation of bump foils during high-speed operation.

A hollow drive shaft incorporates a spiral rib plate to enhance anti-bending and anti-torsional performance.

Specific alloying ratios replace nickel to boost flaking life while reducing production costs.

Replacing rolling bearings with synthetic resin components and PTFE coatings reduces fatigue damage from vibrations while maintaining low friction levels.

Minute gaps between the rotor magnet and stator recess trap evaporated gas, condensing it back into the bearing gap to prevent lubricant loss.

Replacing mechanical contacts with electromagnetic bearings reduces friction loss, enabling stable waste heat recovery from low-temperature fluids.

A bearing cage uses lipophobic coatings to repel lubricant from non-critical zones and guide flow toward contact points.

Bearing holder decouples bearing position from case assembly errors, ensuring axial accuracy and reducing vibration.

Replacing metal bearings with fiber-reinforced polyoxymethylene reduces manufacturing cost and eliminates drying processes while extending operational life.

An oxidized green compact slide bearing uses a surface oxide film to retain lubricating oil within inner pores.

A slide bearing with annular grooves and controlled resin thickness achieves rapid shaft conformity under normal contact pressures.

Segmented tilting pads stabilize sub-synchronous shaft motion in turbochargers while directed oil supply holes restrict flow rates to reduce power loss.

Segmented spring fingers and lug tabs absorb radial loads, preventing torsional cracking during blade failure events.