Noise/Vibration Control TRIZ Cases

Pulsed high-pressure water jet roughening strengthens brake pad backing plate bonding while removing cleaning steps and reducing braking noise.

A double-spherical adjusting member compensates caliper deformation and pad wear to protect ball screw alignment and extend service life.

Different-mass caliper connecting elements shift brake system mass distribution to cut squeal noise without reshaping the housing.

Strategic shim cutouts reshape force flow and acoustic transmission to suppress brake squeal across a wider range of braking conditions.

An elastic bushing in the disc brake guide rod bore cuts noise, vibration, and friction while avoiding added manufacturing complexity.

A barrier layer in the spreader spring and backing plate apertures prevents metal contact, reducing bicycle disc brake noise.

A rubber-stiff shim between the brake pad back plate and carrier decouples vibration to suppress squeal, clicking, and contact wear.

A spring inserted in the pad holder removes brake pad clearance, improving disc brake response and reducing noise without spring damage.

A snap-fit locking feature secures the outboard brake pad so it returns correctly after braking, reducing noise, heat, wear, and drag.

A multilayer disc brake shim uses an intermediate foamed rubber layer to dissipate pad vibration as heat and reduce brake squeal.

A fluid damper around the geartrain brake-lock housing forms a lubricant plenum to suppress vibration and protect bearings during mode transitions.

A fluid damper and lubricant circuit calm brake-induced geartrain vibration, protect bearings, and support efficient mode transitions.

Different elastic sections across the brake piston control deformation, prevent twisting, and keep pad pressing stable during braking.

A thermally expandable brake shoe closes the gap caused by drum heating, helping maintain braking contact while reducing noise and vibration.

An annular housing with deformation chambers protects the retraction element, reducing residual brake torque, noise, and wear.

A limited authority damper in a ball ramp no-back brake reduces chatter, vibration, noise, and torque oscillations in aircraft actuators.

A footing projection aligned with pad and back plate grooves blocks rotation, keeps brake pad positioning stable, and supports clean release.

Elongated radial fins and shaped outer-edge pins improve ventilated brake disc cooling while reducing vibration, squeal, and stress concentration.

Magnetic induction preheats the brake pad underlayer above its glass transition temperature to maintain damping and reduce cold braking squeal.

Using the brake caliper as part of a mass damper, this case reduces wheel vibration and wheel hop without adding separate unsprung mass.

A separate airflow restriction member cuts brake-disc aerodynamic sound while preserving cooling airflow and easing clearance control.

An elastic support and translation stop isolate wheel cylinder vibration at the axle flange, cutting drum brake noise and assembly complexity.

Alternating rubber or plastic and metal wires form a brake pad shim that broadens damping and keeps stable surface pressure under high load.

A non-circular polymer guide bush with closure and stop cuts brake caliper noise, tolerates misalignment, and extends service life.

A curved spring knee with gear effect and low-friction treatment cuts brake lining insertion force by 35% during disc brake assembly.

A sealed damping ring uses wire strands and particles to dissipate brake rotor vibration while containing wear debris and reducing noise.

An added pin receiver isolates the pad pin from the insertion hole to cut brake noise, reduce sliding resistance, and prevent impact damage.

An elastically deformable self-lubricating material forms a film at moving brake contacts to cut friction, vibration, and brake noise.

Controlling eutectic cell density on cast-iron brake disk surfaces through casting and grinding reduces brake torque vibration and judder.

A downward-extending brake pad sliding portion uses gravity and vibration to prevent disc drag and reduce brake wear after release.

A damping layer and link-plate brake pad structure cuts in-plane rotor vibration noise while lowering machining cost and part-loss risk.

An inward spring seat pulls the disc brake pad radially outward to prevent outer-edge disc contact, reducing residual torque and noise.

A friction lock on the caliper guide pin prevents unintended pad-rotor contact, dampens vibration, and maintains running clearance.

A split torque tube uses barrel-backleg friction to turn brake vibration into heat, reducing vibration transfer from the disk brake system.

Asymmetric spring arms and a coil tab lock the retraction spring in the right orientation, preventing brake pad misalignment during use and service.

Hollow sheet-based brake pad carriers cut casting energy and weight while adding damping materials to improve vibration and noise behavior.

An embedded shim plate cuts brake pad weight and corrosion risk while preserving NVH damping and magnetic handling compatibility.

By embedding the shim plate in the back plate, this brake pad assembly cuts weight and corrosion risk while improving compactness and fit.

A foamed rubber intermediate layer in a multilayer brake shim damps pad vibration and converts it to heat to suppress disc brake squeal.

A separate damping sleeve around the caliper guide pin reduces brake rattle while the flexible seal preserves axial movement and debris sealing.

A pad shim opening equalizes brake pad pressure without disturbing piston behavior, reducing noise and fluid demand during braking.

Projecting portions between adjacent fins limit airflow rate yet raise surface air velocity, preserving brake disk cooling while reducing noise.

A nested yoke, coil, armature, and friction disk layout cuts brake thickness while preserving magnetic force, rigidity, and low noise.

A pad-only spring applies balanced axial bias to retract disc brake pads, reducing residual torque and uneven wear during pad wear.

A bolt-and-positioning mount replaces glue, while a heat-dissipating silicone sheet expands caliper contact for faster heat transfer and safer removal.

A dovetail pad lock on the calliper bridge keeps the outboard brake pad returning properly, reducing drag, noise, and wear.

A solvent-free polyacrylate binder with inorganic fillers improves vibration damping while limiting water absorption, bubbles, and drying cracks.

A concave support spring decouples the brake pad backing plate from the caliper to reduce clunking noise, vibration, and unstable contact.

A tuned fluororubber-phenolic underlayer keeps granulation flowability during heating while delivering uniform disc brake pads with lower brake noise.

A guiding member secures and aligns the thrust piece during brake caliper pre-assembly, reducing misinstallation and part separation.