Rotating Vibration Suppression TRIZ Cases

Modular absorber segments and elastomer bushings let gearboxes be retrofitted and retuned for changing vibrations while reducing noise and damage.

A bridged board support layout overlaps station flywheels to let rear electric boards be observed and replaced without removing front-side parts.

Adjustable ring magnets create near-zero dynamic stiffness, helping low-frequency isolators keep bearing capacity and balance under load changes.

Copper-alloy stop elements cut impact noise in flywheel pendulum absorbers while improving service life and mounting reliability.

A circular-arc and free-form raceway pair guides pendulum motion to filter engine torsion oscillations with simpler manufacturing.

Axial hub movement releases the toothed engagement so screw bores align, simplifying dual-mass flywheel torque limiter reassembly.

Multiple nested inertia rings in one sealed viscous chamber broaden torsional damping frequency coverage without added mass or extra cavities.

Elastic elements between a hub and crown damp engine torsional vibration while enabling adaptable heavy-vehicle pulley configurations at lower cost.

A rear-side buffer module lets the elastic element be replaced or inspected more easily while preserving torque transmission and shock absorption.

A recessed cover edge creates working clearance around the flywheel, improving assembly and testing without increasing engine size.

Adjusting liquid level inside the damping cavity changes disc immersion depth, enabling smooth resistance control without replacing fluid.

Rigid blocks and viscoelastic inserts in a spoke gear wheel damp torsional vibration in compressors while avoiding separate flexible couplings.

A viscoelastic layer and rigid block inside spoked gear spaces damp compressor transmission vibrations and reduce harmful mode excitation.

A fluid-coupled inertial mass inside a downhole rotating component dissipates HFTO energy through viscous shear, improving stability and tool life.

A centrifugal damper shifts into contact at critical speeds to add frictional damping, reducing inner and outer shaft oscillations and wear.

Copper-alloy stopping elements cut endpoint impact noise in flywheel pendulum absorbers while improving mounting reliability and service life.

A coated torque transfer plate absorbs impact vibration in a clutch damper assembly, cutting clonk noise without raising drivetrain friction.

Roller-guided turbine mass assemblies in the coupling hub stabilize pendulous motion, attenuate torque fluctuation, and simplify packaging.

An over-molded impact absorber on the support plate cushions side-mass collisions at engine shutdown, cutting metallic noise and improving stopper durability.

Interchangeable guide-track plates cut carrier weight and inventory while tuning centrifugal pendulum damping for different engines.

An axially aligned torsion spring raises damper torsion stiffness without the added design and manufacturing complexity of radial spring layouts.

A bull gear between two hubs uses brake lining and helical springs to absorb malfunction torque while cutting shock absorber weight and part count.

A slip clutch decouples the pendulum flange during torque changes, reducing clutch disc noise and protecting the absorber from damage.

Series main springs and pre-damping springs cut torsional rigidity, improving vehicle vibration damping at normal engine speed and idle.

A ramp system converts relative rotation into axial spring compression, improving compact torsional damping, torque capacity, and service life.

A prestressed elastic region lets steering column sections decouple during rising jolts, absorbing transient forces before they reach the driver.

A spring-suspended bearing member uses centrifugal force to engage friction damping while avoiding damper locking during turbine startup and shutdown.

A split flywheel with clamping and an elastic insert damps wind turbine shaft torsion, enabling retrofit without vibration data.

An elastic-friction mechanism dissipates impact energy in proportion to load while self-centering after impact without external power.

A ratchet-style coupling lets the rotary damper brake in one direction and freewheel in the other, reducing noise and assembly complexity.

A sensor-guided ram fixture automates biasing member compression to cut manual effort while improving safe, repeatable installation.

A nested centrifugal pendulum and rupture catcher absorb crankshaft torsional vibration while limiting weight, space use, and loose-part damage.

Closed flywheel compartments and fluid channels distribute lubricant to pendulum weights, reducing wear and extending absorber service life.

Stepped friction surfaces and an elastomer ring vary spindle damping torque mechanically, enabling smooth, quiet roller shade lowering.

A tuned ring absorber uses resonance and frictional dissipation to cut blade-dominated rotor vibration and stay effective under mistuning.

Bandpass filtering of crankshaft speed signals detects torsional damper jamming or slipping with lower processing cost than Fourier analysis.

Calculated flywheel inertia and torsional damping absorb reciprocating pump torque shocks, cutting resonance, pressure spikes, and driveline wear.

Multiple steel spoke spring absorbers with tuned natural frequencies damp crankshaft vibrations while limiting temperature and aging effects.

A self-pressurizing squeeze film damper uses seals, a supply plenum, and fluid passages to prevent cavitation and reduce bearing vibration.

By setting the reference order above engine excitation, this pendulum damper sustains vibration damping as torque fluctuation amplitude changes.

A two-piece pendulum weight fits narrow flywheel space while increasing mass for better vibration damping and predictable low-friction motion.

A pendulum mass damper enclosed within the rotor blade cuts forward-flight vibration while avoiding the drag penalty of external dampers.

A grooved connection and flange-constrained damping element limits axial deformation, cuts vibration noise, and extends spindle drive life.

A driven-plate mechanical stop limits exterior spring compression before solid length, improving torque converter shock absorber durability.

Pendulum masses inside a marine propeller hub selectively damp torsional vibration orders without degrading steering control or vessel handling.

Split intermediate elements and cam-driven radial motion reduce tolerance sensitivity while keeping the spring outside the torque path.

Elastic members tune a tube-type torsional viscous damper to target resonant frequencies and cut shaft vibration amplitudes.

Bandpass filtering of crankshaft speed signals isolates resonance changes to detect torsional damper jamming or slipping with less computation.

Friction pressed against the intermediate or output part damps resonance-driven torsional vibration while cam mechanisms preserve efficient torque transfer.

Axially bent sheet-metal roller tracks cut pendulum weight and manufacturing cost while improving wear resistance in drivetrain torque transmission.