Noise/Vibration Control TRIZ Cases

An intermediate sheet limits brake heat into the wheel while compliant disc coupling cuts torsional vibration and wheel damage in rail running gear.

Alternating rigid and compliant brake disc regions with prime-spaced connectors suppress circumferential waves, cutting squeal and improving cooling.

A grooved support plate locks brake pad counterweight protrusions against rotation, cutting noise, easing assembly, and lowering production cost.

A compressible elastomer shim turns brake pad load into resistance changes, enabling direct, simple pressure sensing in brake systems.

Laser-made surface depressions strengthen friction lining adhesion at high speed while damping means help reduce brake noise and emissions.

Elastic elements preload the braking band against the bell to cut rattling, limit axial and circumferential impacts, and keep the disc compact.

A radially outward pad clip stabilizes disc brake pad posture during light braking, reducing noise while preserving pad area.

Additive manufacturing enables torque bars with varied cross-sections, voids, and webs to improve stiffness, damping, and dynamic stability.

A fixed and movable magnetic brake layout adjusts spool braking by speed to limit backlash, pad wear, noise, and casting loss.

Low-friction bracket interfaces in aircraft wheel brakes suppress braking vibration below 20 g without adding weight or slowing control response.

Elastic elements preload the braking band and bell to minimize axial and circumferential clearances, cutting brake disc rattle and impacts.

Co-moulded phenolic resin and reinforcing fibers cut brake calliper weight while preserving braking reliability, strength, and heat resistance.

Alternating bearing zones and flexible ligaments let an aircraft brake centering ring absorb vibration, install easily, and avoid permanent deformation.

Radial outer-edge recesses in the braking band suppress high-frequency brake squeal by changing damping, stiffness, and pressure distribution.

Combining machined and additive-built torque bar sections cuts material waste while improving wear resistance and structural integrity.

Brake pad temperature comparison detects early hot runner brake lockup in heavy vehicles and triggers CAN-bus alarms before overheating damage.

A non-flat perforated insert adds friction damping to highly stressed components, cutting resonance noise while preserving bonding strength.

Interference-fit tabs, spokes, and a foot create frictional contact surfaces that turn brake vibration into heat and limit transfer.

A convex wheel-cylinder support on the drum brake plate cuts vibratory coupling and low-frequency squeal without extra damping parts.

Separate support plate layers joined at discrete points damp brake pad vibration while keeping friction material securely anchored.

An isolation damper keeps brake caliper guide pins clear of the bore at low pressure, cutting metal contact, noise, vibration, and harshness.

Radially elongated damping plate elevations absorb armature impact to cut brake noise and extend service life in shaft brake assemblies.

Friction-wearing carbon composite inserts damp aircraft brake torque tube squeal and torsional vibration while protecting the tube from wear.

A rib on the brake cylinder front cover base wall increases structural stiffness.

Axially offset damping plate bracket suppresses noise-generating vibrations by rigidly attaching to the back plate.

Segmented carbon composite disks with contact surface cavities reduce vibration and heat accumulation while maintaining braking force consistency.

Composite inlays dampen vibrations in drum brake assemblies through Coulomb damping, reducing noise while maintaining structural reliability.

Integrated securing bolt replaces split pins to prevent detachment and simplify assembly in commercial vehicle disc brakes.

Inverting the sealing surface location on the actuating device eliminates costly post-processing of cast iron brake calipers while maintaining proper seal fit.

Integrated metallic support cavities improve friction adhesion while reducing manufacturing complexity and noise.

A brake disc integrates a ceramic insert portion with uniform openings to dampen vibrations through material extension.

Segmented fairings shield brake assemblies to reduce turbulent noise without accelerating airflow or blocking debris, maintaining cooling.

A ferromagnetic composite damper conducts magnetic flux through the brake circuit to reduce operational noise.

Asymmetric pad slots maintain continuous pin contact to eliminate knocking noise from clearance collisions.

Radial deformation of a damping plate absorbs impact energy from the armature disk, reducing structure-borne noise emission during braking.

A C-profile reinforcing element suppresses torsional oscillations and brake screeching by compensating for reduced bridge thickness in larger disk systems.

Symmetrically biased dampers reduce elevator brake noise from 90 decibels to 70 decibels without motor redesign.

Arcuate segments in a pad clip increase stiffness to prevent brake pad contact with support brackets.

Spherical glass particles in a crosslinked polymeric resin coat brake guide surfaces, reducing vibration without increasing friction or causing jamming.

Undulating axial profile on cylindrical damper reduces vibration-induced noise by enabling free radial deformation while maintaining interference fit.

Embedded two-part insert creates dry sliding friction contact to reduce disc brake rotor squeal noise without compromising structural integrity.

Integrally formed flexible tab finger frictionally engages backing plate edge surface to secure shim coupling.

Center pin aligns planetary gears to reduce operating noise and vibration in electronic disc brakes.

An integrated spacer with embedded damping materials reduces structure-borne noise while maintaining precise shaft positioning in electric brake actuators.

Segmented shims with interlocking hooks prevent drop and noise while improving maintenance workability.

Interlocking shim plates reduce brake squeal and uneven abrasion by restricting radial displacement while allowing controlled peripheral movement.