Springs TRIZ Cases

Parallel valve paths and a firm-mode adjuster let the shock vary blowoff pressure for changing terrain, improving comfort and stability.

Friction and linear resilient elements dissipate tensile strain energy during seismic motion while restoring the structure to its original shape.

Direct elastomer spring coupling removes pin elements, cutting assembly complexity, structural space, and cost while maintaining vehicle vibration damping.

An external tank moves gas-liquid separation outside the outer tube, stabilizing damping waveforms while keeping the shock absorber compact.

A nested spool, pilot chamber, and closing member add frequency-sensitive damping in a compact base valve without enlarging the shock absorber.

A variable-area metering pin analog adjusts orifice flow under load pressure to improve shock strut damping while reducing landing gear weight.

A valve stopper with claws fixes check valve orientation, letting one shock absorber valve disc fit multiple valve shapes at lower cost.

A three-stage exhaust passage vents gas from the damper cavity to limit pressure swings and keep shock absorber damping stable.

An integrated coil, armature, and valve block combine damping control in one housing, cutting parts, weight, and assembly time.

A fluid-damped hinge smooths foldable device rotation by controlling oil flow, improving hand feel and reducing stress that shortens service life.

Nested valve cores and an integrated end cover simplify assembly while enabling stable adjustable damping for changing road conditions.

Shear thickening fluid adds low resistance in normal door closure and high damping during slamming to reduce harm, noise, and damage.

Elastic connecting arms replace ball joints to stabilize lens motion under vibration while improving anti-drop ability in compact mobile devices.

A stopper-secured seal holder keeps the seal ring aligned during assembly, maintaining uniform rod sealing force and air tightness.

Relocating the frequency selection valve to the recovery chamber preserves structural strength while enabling excitation-based damping adjustment.

Stepwise valve flow paths and elastic guide members boost low-speed compression damping without increasing shock absorber length or volume.

Sliding composite layers with resilient clips and retainers cut vibration transmission while preserving load-bearing stability under large deformation.

An elastomeric ring on the ring gear interrupts vibration paths, cutting gearbox noise without added NVH covers or blocked heat dissipation.

Support surfaces on a dished suspension piston spread shim stress during high-pressure deflection, preserving preload and reducing coining.

A nested compensating cylinder and single-seal piston layout keeps gas spring force stable across wide temperatures while reducing size and leakage points.

A nested sleeve-and-insert compression stop adds damping force in a shorter hydraulic damper while preserving bearing span and tuning flexibility.

Plastic deformation in radial strips dissipates seismic energy at beam-column joints, improving ductility and limiting story drift.

Opposed-curvature intermediate rings and widened leg transitions improve compression force development, deformation, and resilience.

A decoupling bushing breaks the chamber seal beyond maximum stroke, venting gas to flag damage and prevent sudden gas spring failure.

A partition piston entering a first cylinder boosts damping in a target compression range while limiting shock absorber cost and mechanism complexity.

A pressure feedback poppet valve balances fluid forces to prevent hydro locking, overshoot, and oscillation in damping control.

A line block with separate radial channels brings dual damping valves closer together, saving installation space and simplifying damper production.

Opposed elastomer legs balance axial and radial deflection rates, enabling flexible isolator mounting while reducing vibration and noise.

A cushioning spring and low-friction floating piston cut top-end collision noise, improve sealing, and reduce air or oil leakage.

Passive auxetic and bending-beam damping cuts thin-wall milling vibration without coils or magnetorheological fluids, improving accuracy.

An elastic external bypass wall absorbs displaced damping fluid, preventing gas foaming and enabling stable damping in any orientation.

A nested inner bush forms the throttle channel, simplifying manufacture while tuning stiffness and damping across frequency ranges.

A viscoelastic damping member and tuned attachment geometry cut surgical tool chatter, improving bone resection precision and reducing user fatigue.

A bypass refill check valve helps a single-valve shock balance pressure, tune compression and rebound damping, and avoid cavitation.

Stopper protrusions and bracket stopper parts limit rubber overtravel in a soft-spring vehicle auxiliary machine mount, preventing breakage and leakage.

An external bypass with an elastic wall absorbs piston-rod fluid displacement, enabling gas-free, orientation-independent damping without foaming.

A temperature-dependent actuator varies fill tube length to offset fluid thermal expansion and keep gas-liquid charging accurate.

A moving spring-mass damper travels along a beam to create out-of-phase vibrations that counter moving-load damage and improve stability.

A throttle flow path bleeds air from the annular gap chamber to stabilize front fork damping response and reduce oil leakage risk.

A laminated metallic-elastic interface in a vehicle differential cuts stick-slip NVH, friction, and wear without complex gear coatings.

An inclined valve seat and vent groove let the valve body deform without entering a narrow groove, improving load-responsive damping force.

Increasing lower-tube air volume cuts compression pressure spikes and speed-sensitive return forces for more consistent fork spring and damping behavior.

An expanded fork air volume reduces pressure spikes and speed-sensitive return forces, helping stabilize spring rate and damping.

Joined sheet metal layers of different materials and thicknesses damp flywheel noise and vibration without viscoelastic-layer forming issues.

A eutectic composition supports sulfur vulcanization in air spring bellows, lowering zinc oxide loading without sacrificing cure rate or quality.

A separate mounting protection element shields the gas-filled enveloping body, eases assembly, and vents trapped air from the damper.

A passive hydraulic ankle uses joint position and motion rate to restrict chamber flow, enabling natural gait and stable standing without electronics.

An arc guide slot and clip spring coordinate multi-axis hinge motion to keep foldable displays thin, smooth to operate, and free of rotation interference.

An internal expansion and compression piston layout adds hydraulic bump damping to monotube shock absorbers for smoother wheel braking.

Separate damping channels connect paired fluid chambers so a hydraulic bearing bush can damp axial and radial motion independently with simpler manufacture.