Springs TRIZ Cases

Open-cell gas-permeable material in an air spring acts as a heat sink to lower spring rate in compact designs while preventing adsorbent clogging.

Radial protrusions in the valve housing create a labyrinth exhaust path that blocks mud, dust, and liquid while preserving airflow.

Pre-filling fluid around the bellows before gas charging limits deformation from pressure differentials and improves suspension accumulator life.

SMA wires routed through the moving plate improve OIS vibration compensation while keeping camera height low and manufacturing practical.

Estimating heat dissipation and thermal exchange lets the control valve correct temperature-driven damping drift in active suspensions.

Sensors identify installed dampers at each wheel and auto-retune suspension after swaps, improving handling, flexibility, and upgrade cost.

An elliptical bushing opening aligns the pivot pin, reduces friction, and stabilizes seat back rotation between upright and folded positions.

An elastic member and air damper absorb grille impact and slow rebound to prevent secondary shock and protect radar alignment.

A thermoplastically deformable seal holder releases the damper seal during overheating to create controlled oil drainage and reduce pressure.

A one-piece upper strut support integrates filtration, shock block housing, and rotating stop to simplify MacPherson suspension assembly and maintenance.

A piston-rod fluid channel adjusts ride height to balance comfort and stability while reducing leakage and joint wear.

Inclined protrusions on the movable member extend deformation time, reducing chamber-wall impact noise while preserving vibration damping.

Rear suspension movement is used to estimate load and adjust front and rear ride height for stable posture and correct headlamp alignment.

A raised-grid elastomer pad disperses battery shock loads across three axes to cut vibration damage, slippage, micro-fractures, and short-circuits.

A threshold pressure relief valve lets fluid escape from a damper rebound stop, limiting overpressure, hard stops, noise, and component stress.

Adjustable solenoid valves vary hydraulic damping in real time, helping anti-yaw dampers match train conditions and extend repair cycles.

Tapered cell walls and expanding cell sections keep penetration force steadier while increasing crash energy absorption in vehicle impacts.

Spring-loaded primary and auxiliary valves redirect hydraulic flow to tune damping response across high-speed and large-deformation shocks.

An inertial switching weight varies the damper flow passage to match occupant weight without sensors, power, or added control complexity.

A contact portion stabilizes the annular member against partition wall portions, enabling proper diaphragm assembly and diameter reduction.

Dual inertial fluid paths let a suspension end stop filter small oscillations while delivering stronger braking during large compression events.

A loose bellows coupling to the outer guide spreads deflection, reduces friction, and extends air spring life in vehicle suspension.

A segmented nozzle assembly with a membrane tunes fluid flow and pressure distribution to improve hydraulic mount damping across frequency bands.

Insert injection molding joins the insulator and strut bearing to block foreign matter intrusion and maintain top mount rigidity.

A single motor drives separate brake and height-adjustment pumps, cutting vehicle hydraulic packaging space and mounting weight.

A frequency-sensitive valve bypass cuts heat at high-frequency inputs while preserving firm damping and damper lockout for wheel locking.

By shifting where initial load acts on the leaf valve, this shock absorber valve broadens damping control across piston speeds and smooths force change.

A pivot-shaft torsion spring replaces bulky spring and dead-weight assemblies, cutting switch assembly complexity, cost, and energy demand.

A variable-diameter thread insert fixes the spring abutment securely while simplifying preload adjustment and avoiding damper damage.

Separating MR fluid from moving components lets a fluid damper vary damping with magnetic control while reducing abrasive wear.

Spring-actuated multi-path valve elements tune hydraulic flow and damping response across high-speed, high-deformation shock conditions.

Parallel active and passive valve seats maintain medium damper damping without electrical power while enabling precise pilot pressure control.

A threaded washer connection improves mounting control in air spring valve exhaust ports while reducing airflow noise and part count.

Using an unreinforced elastomer sleeve, this air spring case cuts hysteresis and shear failure while simplifying manufacture.

Separate compression and extension accumulators bypass pump inertia to maintain suspension compliance across varying input frequencies.

A threaded plug, rod, and sleeve let a suspension damper remotely vary bypass flow, giving adjustable damping and reducing piston impact.

An axial rubber protrusion in a cylindrical motor mount boosts support rigidity while suppressing 500-1000 Hz vibration peaks.

An elastic corrugated friction member raises piston friction in the master cylinder to improve initial brake pedal feel and reduce click noise.

A hydraulic cylinder moves the sliding spring seat to adjust vehicle height precisely while avoiding the cost and complexity of electro-mechanical systems.

A latching body and coupling projection replace screw mounting in a rigid axle air-suspension module, improving alignment and preventing liftoff.

Resin particles and interacting dispersants keep magnetic particles suspended while preserving large field-induced yield stress for reliable MR devices.

Independent valves linking twin-tube damper chambers to a remote gas reservoir stabilize rebound pressure, reducing cavitation and noise.

Independent pressure control in two air spring chambers enables stepless stiffness tuning for ride comfort and stability on paved and off-road surfaces.

A hydraulic cylinder and spring seat adjust coil spring position to change vehicle ride height with lower complexity than electro-mechanical systems.

A plastic rolling piston and centering cone create a strong air spring joint that spreads load and allows tool-free removal.

A resilient main valve member expands pilot chamber volume during pressure rise to prevent overshoot and improve damping comfort.

By placing the damping unit in the piston rod head, this case saves installation space while enabling adjustable fluid-flow damping.

A viscous dampening assembly with a movable shaft and ball detents absorbs ballistic shock while keeping military camera optics stable.

A passive marker on the air spring bellows lets a fixed sensor track suspension movement with lower cost and less wiring.

A hollow shaft lets the nut move into the annular space around the screw shaft, preserving stroke while shortening actuator length.

Sensors detect uneven terrain to automatically adjust damping forces, resolving the trade-off between adaptability and manual adjustment complexity.

An uneven circumferential load on the valve reduces sudden movement and noise generation during fluid flow control in hydraulic systems.

Dynamic stiffness adjustment in upper and lower intervening members reduces brake harshness while maintaining driving stability.

Cross-coupled Nitinol wires and coaxial rings resolve weight-stiffness trade-offs in hostile environment deployment mechanisms.