Springs TRIZ Cases

A partitioned liquid chamber with a tubular wall and communication holes shifts deformation and controls hydraulic pressure to absorb 200-1000 Hz vibration.

A flextensional piezoelectric stack and shunt convert and dissipate vibration energy to improve low-frequency and broad-band damping.

A recessed outer surface lets a jounce bumper collapse progressively under compression, easing molding while preserving soft initial response.

A lever-arm tool with friction grip rotates the preload ring on an installed coil-over shock for precise adjustment without crude hand tools.

Switchable air chambers and volume spacers let one air shock change compression ratio and travel mode without altering shock length or frame geometry.

Excess grease escapes through bore channels and surface grooves, preventing suspension bushing deformation and displacement without extra maintenance.

A secondary gas volume is staged into the main chamber to keep vehicle suspension spring force higher early and more linear through compression.

A dual-elastic damper mount stays soft for road vibration isolation, then adds rigid impact support under overload to protect mount durability.

A passive intake valve with bendable discs regulates fluid flow between damper chambers to enable continuous damping adjustment.

An integrated support carrier and seal assembly secures the end member to the damper housing while improving fluid-tight sealing and lowering weight.

Nested shells, springs, and ball wheels absorb bumps and vibration so delivery robot trays stay stable and prevent spills.

A remotely controlled damper bypass switches between compliant and stiff suspension damping to improve handling, stability, and bottom-out resistance.

A projection-and-recess lock with spring preload secures the air bellows on a rigid axle, preventing buckling during loading and unloading.

Continuous oil circulation through a finned bypass cooling chamber limits heat buildup, preserving damper viscosity and sealing integrity.

Road-surface detection switches electric and hydraulic damping to avoid thrust interference, cut energy use, and improve ride comfort.

A check valve and movable end cap let a shock air chamber change volume without disassembly, adapting suspension stiffness to load and terrain.

Reverse-threaded damper head attachment prevents loosening during spring load adjustment, preserving oil sealing in shock absorbers.

Variable compliance using accumulators and a restriction element lets a hydraulic actuator deliver high low-speed force and fast high-frequency response.

Buckle arms and SMA wires replace bulky lens drive assemblies to deliver over 0.4 mm Z-stroke in a compact 2.2 mm camera module.

A bypass valve and check valve let the shock absorber vary compression stiffness in real time while preserving rebound performance.

A frequency-matched pulsation accumulator cuts pump-delivery noise in a vibration damper without degrading response behavior.

A hinged plastic bracket and tube replace welded metal dirt shields, cutting weight, cost, corrosion, and assembly complexity.

Low-coercive magnetic particles help magnetorheological fluid recover low viscosity after field removal, preserving damping performance over repeated cycles.

Three orthogonal plate springs replace a U-shaped leaf spring to improve X, Y, and Z vibration isolation and lower resonance.

A flexible air-free hydraulic reservoir uses a pump and fluid channel to manage shock absorber volume while reducing noise, sloshing, and leakage.

A dust-proof shade and dual breathing holes use gravity separation to keep dust and sand out of the bladder chamber and extend air spring life.

An outer-tube slot spreads suspension loads and supports thinner shock absorber walls, cutting size and weight while preserving damping control.

A transfer ring with integrated rubber seals links the chamber and valve to enable electronic damping control with durable, lower-error assembly.

Projection-and-groove end members stop relative rotation in gas spring and damper assemblies, reducing wall twisting while keeping a fluid-tight seal.

A pump-driven liquid chamber lets motorcycle suspension pre-load change in real time to reduce brake dive and adapt to load changes.

A hydraulic flow control element and locking member stop suspension travel to manage occupant forces and enable adjustable ride height.

A spline fitting between the ball screw and fastening member blocks torque from loosening the fixing member and keeps the suspension axis aligned.

A piston band and spring disc build end-of-stroke damping progressively, reducing force spikes, NVH, and harsh damper transitions.

A connected main piston and compression piston raise compression damping in later travel stages while keeping monotube construction simple.

An elongated outer-tube slot spreads suspension loads, enabling thinner shock absorber walls and dynamic damping control for ride quality.

A photon time-of-flight sensor inside the damper fluid chamber measures suspension height while avoiding debris and weather exposure.

A pressure-balanced friction member raises extension resistance while easing compression to improve stroke feeling and yaw responsiveness.

Local stiffening in the support wall limits radial deformation, smoothing jounce energy absorption and reducing peak strut loads.

Split lower torque rods with unequal stiffness balance reactive torque in a pendulum mount to reduce vehicle powerplant vibration and noise.

Compressed holding rubber and an exposed fixed surface boost static-friction fixing in bracketed vibration isolators while keeping assembly stable.

A one-piece pressure-stage adapter cuts sealing points and installation effort while preserving adjustable damping force.

Tapered tubular fitting prevents outer member shift during diameter reduction, improving alignment, retention, and sealing in engine mounts.

Adjacent working chambers place rolling-piston valves in one plane, simplifying automated assembly while keeping air spring height low.

A rebound spring and hydraulic stop work together to cushion full-extension impact, reducing harsh rebound movement and damper wear.

A valve-linked intermediate chamber lets the damper adjust fluid flow in real time while avoiding o-ring and gasket wear.

Press-fit fixing protrusions and grooves replace welding in a vehicle air spring, improving sleeve-cylinder coupling stability and assembly efficiency.

Converts linear displacement into rotor rotation and reciprocation to damp engine-mount-style vibrations across vertical and horizontal directions.

Two threaded flanges expand shock absorber preload adjustment range without longer shafts, easing fitting and preserving structural strength.

An elongated PCB on the dust boot tracks a bump-cap target to simplify suspension hardware and improve ride height measurement accuracy.

A pressurized sealing chamber and secondary air seal cut oil leaks and rod friction in pneumatic suspension dampers under high pressure.