Rotating Vibration Suppression TRIZ Cases

A rotatable guide wheel and external torsion damper cut torque converter vibration and excessive turbine torque without damping inside the housing.

Repositionable rotating weights generate opposing shear forces to adaptively reduce rotor vibration, improving aircraft component life and ride comfort.

Circumferentially preloaded spring elements and controlled backlash improve low-load torsional vibration damping in torque converters.

Fluidically active separators isolate centrifugal pendulum sets in a fluid-filled torque coupling, reducing splash disturbance and torsional vibration.

A separate belt drive rotates the flywheel for precise absorber tuning and lower wear, maintaining damping even in wet or icy conditions.

Spring-linked absorber masses stabilize low-speed operation and cut drive train torsional vibrations in a compact, low-maintenance layout.

Radial ribs around a torque-carrying core raise transverse stiffness, cutting shaft vibration and deflection while preserving torsional compliance.

Multi-leaf damping with an abradable contact element suppresses conduit-vane resonance in gas turbines, reducing stress and wear.

Pressure sensors, control logic, and alerts detect air-mount faults and over-lifting early to protect precision vibration-isolated foundations.

A turbine-linked absorber placed between damper stages improves torsional vibration damping while reducing axial space in a lock-up torque converter.

Rolling elements between inner and outer cam surfaces cut hysteresis torque, spread wear, and improve centering durability in rotary assemblies.

A one-piece secondary part and thin sheet cover cut flywheel space and weight while the centrifugal pendulum reduces start-stop vibration and noise.

Movable damping particles in rotor balancing members offset centroid deviation while dissipating vibration and noise through friction and collision.

A threshold-activated deflection mass in a vehicle clutch damps torsional vibration at low acceleration and avoids secondary resonance at high speed.

Phase-angle feedback moves tuned inertial masses in real time to maintain rotorcraft antiresonance through changing flight stages.

Orbiting spring masses adjust phase and radial position to counter rotor hub N/REV vibrations across changing speeds and aircraft weights.

Phase-controlled rotating masses counter mast flexural vibrations in hover rotors, improving attenuation speed, precision, and weight.

A deflector nose added to the blade damper redirects cavity cooling flow to prevent shank impingement, corrosion, and deposit buildup.

Spiral-groove shafts and a central synchronizing block replace gears to cut shaft spacing while keeping dual-shaft rotation smooth and stable.

Embedded reinforcing elements raise radial stiffness in a drive train torsional damper, cutting deformation, unbalance, and wear.

An annular side lip and pocket form a lightweight labyrinth seal that blocks debris before it reaches the seal lip and causes oil leaks.

Cam-driven centrifugal elements turn rotation force into damping torque across wide speed ranges while restriction mechanisms suppress collision noise.

A two-stage stopper uses elastic and rigid protrusions at different torsion angles to limit overload, reduce collision sound, and protect the stop pin.

A single-mass flywheel with a torsional dampener cuts torque spikes and resonance in reciprocating pump drivelines, reducing shock loading and wear.

An axial spring arrangement cushions pendulum travel, absorbs kinetic energy, and reduces clicking noise while damping higher torsional vibrations.

Conical disc springs invert under load to create quasi-zero stiffness, cutting low-frequency chassis vibration transmitted to vehicle seats.

A resilient sprocket with flexible elements isolates the drive shaft from the cutting tool to cut noise and vibration without losing power transfer.

Biased tapered sleeves create Coulomb friction between inner and outer shafts to damp driveline torsional resonance and reduce vehicle vibration.

A dynamic absorber and pendulum oscillator split low- and high-order damping in a torque converter, improving NVH in cylinder deactivation.

Balanced dual-plane spinners create a controllable out-of-plane moment to cut rotor vibration with less added mass and structural impact.

Sensors and actuators cancel shock-induced PCB vibration in opposite phase, reducing damage, signal errors, and isolation mass.

Orbiting spring masses around the rotor mast counter hub vibrations across n/rev frequencies while resisting transients and mast sensitivity.

A spool, tension line, and one-way damper curb structural vibration while avoiding bulky spring-damper layouts and unwanted loads.

A bolt-on damper compresses replaceable elastomer rings to simplify assembly and maintenance while preserving torsional vibration attenuation.

Axial preloading supports pendulum masses at low speeds, preventing boundary strikes and preserving engine oscillation damping.

An asymmetric guide track and coupling roller vary torsion spring stiffness by rotation direction to better absorb engine torque vibrations.

Fluid chambers, inertia tracks, and elastic elements isolate multi-axis hub vibrations with less weight than pendulum absorbers.

A compliant spring-linked reduction mass lets rail wheelsets track resonance shifts from wheel wear and cut torsional vibration over service life.

A staged torque curve lets a display mount rotate and translate smoothly between vertical and horizontal positions with less effort and hazard.

Complementary hub and inertia-ring features with a protective flange improve impact retention while maintaining driveline vibration damping.

A rear gear-driven camshaft and long output shaft cut torsional vibration in jet-fuel aviation piston engines while preserving propeller power.

Operating and environmental data are integrated into a damage rate model to predict torsional vibration damper wear before failure symptoms appear.

Non-metallic spacers and radial connectors split damping and load transfer to cut heat, aging effects, and shear stress in crankshaft dampers.

A roller and elastically supported cam track maintain contact at all speeds, cutting noise, complexity, and stress in torsional damping.

A tuned flywheel and torsional damper absorb reciprocating pump torque pulses, limiting driveline resonance, shock loading, and wear.

Centrifugal elements and cam-like conversion mechanisms counter rotor-mass phase shift to suppress torque fluctuation across a wider speed range.

Radially placing mass bodies outside the second rotating body cuts axial length, improves stability, and reduces vibration in hybrid vehicle dampers.

A spherical conductor and constant air gap enable eddy-current damping of tall, slender structures under changing vibration directions.