Springs TRIZ Cases

A switching unit adjusts pull-out and push-in friction in a frictional damper, enabling controlled, direction-dependent damping.

A bore and internal pipe route expansion chamber pressure to an external sensor, enabling flight-test measurement with minimal landing gear changes.

A stopper formed in the rubber mount and a separate housing receiver enable a small control gap without costly molding complexity.

A viscoelastic and ductile crush zone absorbs low to high impacts while giving a clear visual cue when replacement is needed.

A low-cracking-pressure bypass valve opens before the main compression valve, reducing stick-slip and improving traction over bumps.

A zig-zag non-metal elastic member replaces the metal spring to improve pump dispenser recycling while maintaining usable restoration force.

A shuttle valve uses one flow channel to create direction-dependent pre-opening flow, cutting check-valve count, space, and assembly cost.

A dual-piston hydraulic compensator replaces sealed gas chambers in rotary dampers, easing manufacture while handling fluid expansion and contraction.

A single adjustable fluid circuit and floating shim stack vary shock damping from low to lockout while cutting parts, cost, and adjustment torque.

A spring disc and catch piston create progressive end-of-stroke damping, cutting NVH and force spikes in vibration dampers.

A variable-diameter cylinder and piston air damper slows heavy printer cover closure, absorbs shock, and keeps opening force manageable.

An elastic rubber friction member adds low-speed sliding force, then opens under pressure to reduce high-speed friction and preserve ride quality.

A backup disk supports a low-rigidity valve disk to block oil entry, prevent deformation, and preserve damping characteristics and durability.

Gradient groove and protrusion adjustment tunes lid position under pressure to keep rotary damper characteristics uniform despite part and oil variation.

Two identical damping elements lock through apertured shafts to simplify assembly while improving axial and radial vibration damping.

A cast spoke-and-void shock tower cuts vehicle weight while preserving structural integrity and eliminating separate fasteners.

Built-in sensors and processor feedback guide sag, rebound, and compression setup to improve vehicle handling, comfort, and stability.

EPDM rubber thickness and loss factor are tuned to limit resonance heating and reduce torsional damper ring breakage.

Viscoelastic receivers and rotating chord mounts dissipate dynamic loads in soft-to-hard inflatable joints while preserving stiffness and stowability.

A permanent magnet in the solenoid flux circuit replaces mechanical emergency holding parts, saving space while preserving valve closing force.

An axially movable calming element in the compensation chamber limits oil-gas foaming and helps maintain consistent vehicle damper performance.

An auxiliary hydraulic tensioning device decouples damping from pretension to keep track tension stable in reverse travel and reduce wear.

Offset energy absorbers in a detachable snubber assembly allow in situ replacement while providing bidirectional end-of-stroke damping.

Concentric damping and inertial hydraulic circuits cut shock absorber bulk while enabling valve-based inertial damping calibration for vehicle mass.

Real-time strut pressure, motion, temperature, and humidity sensing updates breakout friction values to improve aircraft weight accuracy.

An external hydraulic line with a throttle valve, check valve, and compensating reservoir damps sudden compression and prevents suspension sagging.

Independent air and damping chambers with low-friction seals enable on-the-fly compression tuning while limiting unwanted suspension movement.

Downstream anchoring and tearable strap bundles absorb vehicle kinetic energy progressively while keeping the storage area stable and protected.

A sloped vane groove and spring-biased valve body improve rotary damper response while reducing oil resistance and flow restriction.

A circumferential choke passage in the piston extends flow length without added axial size, raising low-speed damping force in both strokes.

A symmetric piston assembly uses spring-biased blow-off and deflectable-disc valves to simplify damper manufacturing and tune rebound and compression.

Fibre-reinforced skins and a viscoelastic core damp vehicle vibrations while preserving panel strength and reduced thickness.

A ball-based line-point-plane mount with elastic return members absorbs weapon shock and restores sight alignment with high referencing accuracy.

Replacing metal and glass parts with a plastic spring and one-way valve enables whole-pump recycling and helps keep dispensed liquid free from corrosion.

Foamed elastic blocks inside the shock absorber tube cushion bottom-out impacts, protecting internal parts and improving riding stability.

A stem-actuated end-stroke valve restricts damping medium flow near bottom-out, raising compression resistance without added complexity.

Opposing springs and a steel ball let steering gear air discharge work near zero pressure difference while reducing internal leakage.

A spring-linked stem actuates an end-member valve to reduce damping flow near end stroke, improving soft bottoming and compression resistance.

A cup-shaped elastomer end stop absorbs piston impact energy during stroke limiting, reducing overload damage in two-wheeler suspension.

A variable-stiffness spring lets a reciprocating mowing sickle match drive frequency to crop speed while cutting wear, energy use, and lateral space.

A variable-diameter cylinder and piston slow heavy printer cover closure, keeping operation force stable as supply weight increases.

A stroke-dependent throttle check valve slows the piston near end positions to prevent impact damage and improve spring-damper reliability.

A magnetorheological damper, spring, and hydraulic oil work together to deliver initial support force and adapt to changing impact loads.

A slide-block and spring mechanism balances dead weight while limiting vertical seismic forces for stable vibration isolation.

A PTFE friction layer lets the air spring end plate slide over the rubber bumper, cutting shear forces and extending bumper life.

Shear thickening fluid in a hinge pin stays low-resistance during normal closing, then stiffens under fast motion to prevent slamming, noise, and damage.

A balancing unit and safety brake let a smaller drive reposition a labelling unit quickly and precisely while lowering impact risk.

Multiple isolator legs and asymmetric radial flanges broaden vibration damping and limit movement across varied frequencies.

A waveguide sensor and internal magnet add non-contact piston position and velocity feedback without disrupting gas spring or damper function.

An axially movable supporting ring lets a shorter piston rod protrude during damper assembly without extra welding or sacrificial parts.