Springs TRIZ Cases

An integrated joining aid lets a rubber-elastic drive unit mount lock securely into a support while simplifying assembly and damping noise and vibration.

A single adjustable fluid circuit and floating shim stack replace multiple compression circuits to cut shock absorber weight and complexity.

A pipe routed through the inner cylinder brings expansion chamber pressure to an external sensor without major landing gear changes.

A self-contained valve and seal assembly simplifies piston-cylinder mounting while enabling secure retrofitting with pressure-dependent overflow control.

An elastomeric ring on the ring gear interrupts vibration transfer to the housing, cutting gearbox noise without bulky NVH covers.

A compressed tubular spring replaces pneumatic or pyrotechnic door openers, cutting weight, maintenance, and space while delivering rapid opening force.

A single-tank liquid damper mounted on the tower opening suppresses multiple transport and storage vibration modes while reducing extra lifting steps.

A pilot passage valve builds differential pressure faster at ultra-low piston speed, enabling stable damping force adjustment.

A mass-spring damper with evenly compressed damping material broadens vibration control in machine tools while simplifying assembly.

Fluid chambers, valves, and a latch let prosthetic joints swing freely one way, lock in reverse, and cut noise, weight, and wear.

A detachable housing lets crews replace the elastomer ring without removing the full roller spring, cutting handling, shipping, and downtime.

Magnetorheological support legs vary skid stiffness during landing to absorb impact while limiting fuselage ground contact risk.

An integrated thermoplastic and elastomer fastener plugs onto a threaded bolt to cut assembly parts, time, vibration, and noise.

An open-pore foam body inside the air spring pressure chamber damps resonance and vibration without added hydraulic dampers.

Flexible hollow isolators with airflow apertures suspend the cargo deck to absorb transport shock and vibration without spring or rubber wear.

A domed honeycomb helmet liner uses pentagon-heptagon cells to absorb direct impacts and shear under oblique loads, reducing rotational acceleration.

A spring-loaded shock strut add-on absorbs hard-landing pressure spikes, preventing landing gear damage without changing normal damping.

A flexible membrane and variable orifice absorb impact loads without sliding seals, cutting seal failures and maintenance in high-cycle machines.

Superelastic Nitinol radial supports cut rotational stiffness while absorbing impact loads, improving payload isolation and flexure durability.

A separated check valve and sub-valve layout speeds pressure entry into the back-pressure chamber and suppresses damping-force delay and overshoot.

A thermally responsive needle valve keeps hydraulic flow open across temperature swings, preventing sticking and stabilizing hinge closing speed.

Liquid-castable polymer with shear-thickening particles enables thin, flexible textile protection with lower tooling cost and reduced force transmission.

Different elastomers in the seal and flexible membrane let a shock absorber floating piston maintain sealing while deforming quickly under pressure.

A switchable air or vacuum port lets one fluid-filled vibration mount tune spring characteristics for vehicles with or without intake negative pressure.

A lower-end button, rod, and mandrel linkage lets riders adjust shock absorber damping without removing the vehicle body shell.

Powder-filled internal cavities create longer, tortuous paths that reduce shock wave transmission and heat transfer in compact structural joints.

An integrated soft valve port cuts part count and assembly complexity in variable damping shock absorber valves while keeping stable sealing.

A motor-operated rotary valve lets a bicycle dropper post adjust height without volume-displacing actuation, cutting complexity, cost, and power use.

A parallel third low-speed valve builds differential pressure sooner, enabling damping adjustment during ultra-low-speed piston motion.

A fluid ramp, base valve, and external reservoir redirect shock fluid to prevent cavitation, reduce noise, and stabilize damping temperature.

Variable shear-rate control in a shear-thickening fluid chamber damps unwanted motion across changing forces using piston bypasses, sensors, and emitters.

Parallel flow paths and a variable-volume pressure chamber suppress stroke reversal noise while preserving damping and sealing.

A pressure balancing valve links fluid volumes to a third equalizing volume, avoiding sliding seals while handling fast, high-pressure switching.

Drain holes in the spring retaining portion speed cleaning solution removal while cutting rotation member weight and improving centrifugal strength.

A pressure relief valve redirects fluid during hard landings to cut shock strut pressure spikes, improve damping, and prevent damage.

Heated fluid circulation inside the shock strut keeps nitrogen gas compressibility stable in cold conditions, reducing bottoming risk during landing.

An axially moving adjusting cylinder stabilizes pilot chamber pressure and oil discharge in shock absorber damping valves.

A progressive-support valve structure suppresses abrupt damping-force changes while limiting valve bending stress to improve ride comfort.

Rotating shaft channels and dual valves let one shock absorber switch damping laws to balance ride comfort with vehicle stability.

PPA sliding bearings help torsional vibration dampers preserve silicone oil viscosity and reduce wear above 130°C.

An integrated spring-engaged valve removes circlips and washers, simplifying steering damper piston assembly while improving durability.

A gated shear-thickening fluid chamber uses piston and bypass flow control to manage wide force ranges and prevent unwanted rotation.

Fluid displaced from an optical-element cavity into channels dissipates vibration by wall friction, improving EUV positional stability.

A reservoir port between compression and rebound pistons equalizes pressure to prevent cavitation and keep damping tunable and fade-free.

Active damping uses position feedback and actuator force commands to suppress low-frequency structural vibration in exposure apparatuses.

Channel routing feeds fluid to the main spool feedback chamber to counter radial force, reduce eccentricity, and stabilize shock absorber damping.

A rotating locking member and spring snap-fit let the toilet seat hinge detach with one hand while cutting structural complexity and cost.

Stroke signals tracked over time reveal internal gas-hydraulic damper leaks early, helping rail vehicles avoid damage and schedule maintenance sooner.

A hollow rod adapter couples a power tool to garage door torsion springs, cutting manual winding effort and enabling faster balancing.

Specific carbon black and liquid polyolefin ranges help torsional damper rubber balance damping, conductivity, and durability.