Springs TRIZ Cases

A negative-stiffness feedback coupling helps a crankshaft damper cut torsional non-uniformity while limiting elastomer stress and transmission wear.

A deformable seal ring enters a piston cutout to relieve chamber pressure, maintain sealing contact, and prevent damper piston reversal.

A movable hydraulic cartridge lets a rotor hydroelastic damper follow centrifugal motion, reducing seal and bearing wear and extending service life.

Metallic bellows and a flow restrictor damp landing gear shimmy while containing hydraulic fluid to cut leakage and part failures.

Sleeved through-bolt mounting bridges frame gaps, distributes load, damps vibration, and improves sealing around a vehicle drive unit.

Flow restrictions between gas compartments slow pressure loss after membrane rupture, giving supported payloads a controlled soft landing.

Coaxial reversible and irreversible absorbers let a rail coupling rod handle pull and impact loads within standard installation space.

Sensor-guided oil volume and gas pressure adjustment restores shock strut fluid levels on the ground without aircraft lifting or repeated cycling.

A deformable damper layer shields a luminescent film from impact while still transmitting optical warning signals across the protected area.

A groove coolant channel in the sleeve keeps coolant separate from the damping mass, improving vibration control and cutting-zone cooling.

A hollow composite tube uses tuned fiber properties and spiral crossing to stabilize fracture, absorb impact energy, and reduce recoil.

An active valve meters bottom-out fluid flow in a shock absorber to prevent harsh compression while preserving ride quality across temperature changes.

A scissor-arm platform with resistance and rebound control adapts to user load, stabilizes vertical motion, and supports displacement feedback.

A housing spring element locks into a molded recess in the hydraulic unit, simplifying engine mount assembly while avoiding hook deformation.

Two separately controlled compression and rebound valves split pressure drop to improve damping and reduce gas bubble formation.

A 3D cavity network between composite layers breaks under impact to spread and dissipate kinetic energy, cutting transmitted force in helmets.

By mounting the horizontal air spring on the outer casing surface, this isolator enlarges the vertical gas chamber without hurting steel material yield.

Axial passages and a one-way valve improve hydraulic damper response across operating phases while reducing wear from lateral forces.

Angled friction surfaces and support beams dissipate rotary actuator inertia for accurate end stopping in lightweight aircraft actuation.

An external bleed adjuster lets a multi-stage shock absorber balance ride comfort and bottom-out resistance across on-road and off-road conditions.

A 90-degree rotating flag gauge measures snubber gaps through small inspection windows, avoiding false Go/No-Go readings in resilient mounts.

A one-way fluid damper in the rear derailleur cuts shift effort and battery drain while adding impact damping for stable chain control.

A lead screw and rotational mass block generate strong inertial damping in buildings while cutting TMD space and floor load.

A stiffened central bellows section prevents folding and tilting during crane loading, enabling safe air spring extension without added safety devices.

A fluid damper slows output lever motion after fuse rupture, limiting trim linkage damage from actuator jamming without heavy electromagnetic parts.

A nested magnetic actuator inside a vertical pneumatic spring delivers high compensation force in compact space while separate elements handle horizontal isolation.

A separate lockout mechanism blocks fluid flow without changing damping settings, enabling faster switching between firm and damped ride modes.

A fluid-filled compressible vessel with bleed-out orifices sustains near-constant impact force across velocities to cut head acceleration.

A floating slider uses compensation-chamber fluid level to vary end-stop hole closure, giving passive load-adaptive damping without electronics.

A check-valve and fill-port layout blocks oil backflow, maintains positive damper pressure, and improves rotor whirl damping at low supply pressure.

Outer and housing channels route fluid around a fork bushing to relieve pressure differential while preserving the sliding interface.

A multi-directional damper cushions camera actuator shocks across AF and OIS motion, reducing wear, debris, and image-quality defects.

When positioning deviation exceeds a threshold, stored parameter sets are switched to improve vibration isolation and stabilize the movable portion.

A dual-spring plug adjusts end-stop tube holes by hydraulic pressure, giving passive load-adaptive braking for shock absorbers.

An electromagnetic-fluid mount changes stiffness from sensor feedback to cut propulsion oscillation, NVH, and hooking in marine vessels.

A position-sensitive seal tunes flow between two air chambers to smooth bump response and raise end-stroke resistance in bike suspension.

Opposing bellows replace wear-prone rotary seals, confining hydraulic fluid through a damping orifice to prevent leaks and preserve damping.

Compliant walls, a gas chamber, and a flow restrictor tune damping frequency without enlarging the damper footprint.

Integrated stop projections in an elastomer bearing provide axial support in one vulcanization step, cutting parts, material use, and noise.

Sensors and a processor measure suspension behavior to recommend sag, rebound, and compression settings for better handling and comfort.

A monolithic shuttle and three deformable arms constrain translation, prevent board rotation and lifting, and keep circuit boards aligned.

Variable leaf valve bias and a seat gap lower low-speed damping force while preserving a wide shock absorber adjustment range.

Curved plastic spring struts and intermediate rings raise initial restoring force, hold it steadier, and reduce deformation in dispensers.

A fibrous Al-Mg-Si-Fe grain gradient improves repeated-bending life and elongation in cable, wire, and spring materials.

Staggered perforations create multistable shell hinges that keep low-density materials rigid under large deformation while dissipating energy.