Bearing Repair/Replacement TRIZ Cases

Removable carriers and radially repositioned bearing elements restore bearing surface radius, extending service life and reducing replacement waste.

A nested radial and thrust bearing layout enables propulsion unit bearing service from inside the housing without dry docking.

Integrated pockets for the clamp, probe, gloves, and holder cut bearing heater setup time and make annular component heating easier.

Segmented axial and radial slide bearings let wind turbine rotor supports be replaced individually, cutting disassembly time and downtime.

Segmented sliding bearing pads let technicians replace rotor bearing elements in place, reducing wind turbine downtime and rotor removal work.

An uptower rotor lock, lifting device, and split main bearing enable on-site wind turbine shaft repair without removing the drive train.

Mounting radial pads on the inner part improves hub bearing access, reduces sliding-surface wear, and supports reliable wind turbine rotation.

A floating tapered bushing lets mobile milling machines remove and reinstall cutting rotors faster while keeping secure rotational support.

An axial recess lets a standard screwdriver lever a bearing snap ring out, avoiding self-locking and specialized removal tools.

By nesting the radial bearing inside the thrust bearing, the unit enables in-housing replacement without dry docking, reducing vessel downtime.

A biased seating ring presses tapered bearing rollers against the race rib during preload, improving alignment and reducing installation damage.

A sliding gripping assembly exposes individual pitch bearing pads for easier replacement, cutting wind turbine maintenance cost and risk.

Backside-mounted tilting pads in a wind turbine hub fluid film bearing improve pad access, cut bearing complexity, and ease maintenance.

Split calliper sections let wind turbine yaw pads be replaced quickly while improving radial pad support and reducing squeeze-out risk.

Worn bearing elements are radially repositioned or moved between carrier rings to restore tolerance and extend bearing service life.

A spiral-wound hollow roller uses elastic deformation to resist pressure damage, retain reducer accuracy, and extend service life.

Extended inner ring side portions and fastening elements let a bearing mount securely on damaged shafts, cutting emergency repair time.

Acid-free ink conceals scratches on black-oxidized bearing surfaces without corrosion, regrinding, or dimensional change.

Localized bearing raceway damage is repaired by milling a cavity and press-fitting a thermally fitted insert to extend service life and cut waste.

Laser-clad second material fills debris-induced wear grooves in a hybrid pump bearing face, preserving gear pump efficiency and service life.

A leveled support stand lifts and aligns the wind turbine machine head upright, enabling precise on-site yaw bearing replacement.

A leveled support stand lifts and holds the wind turbine machine head upright, enabling on-site yaw bearing exchange without inversion.

A secondary radial bearing and jacking system let turret roller bearings be repaired in situ while maintaining radial load balance.

Segmented bearing housing lets wind turbine main bearings be replaced around the rotor shaft, cutting dismantling time, crane use, and offshore risk.

A damaged turret support row is remediated in situ by shifting axial load to a replacement race, avoiding offshore vessel downtime.

A reference groove and multi-point depth measurements reveal spherical plain bearing wear accurately without weakening the bearing ring.

A dual-material bearing face resists debris-cut wear grooves in aircraft gear pumps, helping maintain efficiency and extend component life.

Replacing only the damaged compressor wheel end with a machined stublet reduces vibration and wear while avoiding the high cost of full shaft replacement.

Segmented sliding bearing uses detachable pads and in-situ machining to repair surfaces, avoiding costly offshore crane operations.

Segmented carriages with alternating flanges prevent roller derailment, allowing lateral swinging for easy maintenance without full disassembly.

Segmented roller units enable individual replacement without dismounting the rotor hub, reducing maintenance time and costs while enhancing durability.

An oil filter adapter supplies pressurized lubrication via a delivery tube to prevent catastrophic bearing failures in horizontally-opposed engines.

Tilting pad fluid bearings replace roller systems to simplify maintenance access and reduce downtime during offshore repairs.

Reworking journal bush outer diameter below a threshold while supplying a new bearing bush with a matching inner diameter to maintain permissible clearance.

A turret bearing system uses segmented components and a removable axial spacer to enable in-situ maintenance without removing the entire assembly.

An inclined surface mechanism adjusts circumferential width to fix bearing plate pieces, simplifying assembly while preventing gaps.

A maintenance method adjusts journal bearing surfaces and seal rings within the bearing box to correct rotor misalignment.

A repair axial bearing system uses a lever plate and hydraulic cylinder to create new bearing surfaces.

A lifting wedge tilts yaw bearing components to create space for sliding pad removal, eliminating expensive crane requirements and reducing labor costs.

An intermediary slip plate absorbs shear forces that would otherwise break resin repairs, maintaining bearing alignment under high loads.

Circumferential bearing segments adapt to shaft misalignment, enabling maintenance without docking the watercraft.

Segmented casing design with removable covers reduces downtime and contamination risks during maintenance operations.

A muscovite additive lubricant penetrates bearing surfaces to form protective layers that reduce friction and wear during operation.

Segmented bushings allow maintenance at sea by eliminating the need to lift the two-ton drum for repair.

A bearing structure uses a segmented spacer with radial insertion holes and engagement parts to pull out bearings sequentially from a rotary shaft.

An intermediary sizing sleeve resolves the mismatch between oversized bores and standard bearings, eliminating costly custom parts.

Removable inspection pin indicates secondary bearing engagement through physical wear, eliminating complex sensor requirements.

Segmented inner shell extraction enables bearing pad inspection through a dedicated opening, reducing service time and contamination risk.

A segmented outer bearing assembly uses a dedicated position ring to maintain precise alignment of the rotating race within the generator housing.

A hydraulic service tool applies axial biasing force directly between a gas turbine shaft and bearing components to enable removal or installation.