Springs TRIZ Cases

A floating piston and internal valve assembly vary damping by stroke length while reducing dead length, bore size, and cost.

Diagonal fluid flow between four liquid chambers improves axial and vertical damping, reducing EV motor aftershock and shaking.

A circumferential membrane lip and flow-limiting protrusions cut nozzle friction noise while preserving fluid damping and NVH tuning.

A flexible membrane transfers pressure between working and gas chambers without small-stroke piston motion, reducing friction peaks and roll step feel.

A snap-fit helical element on a central tube stabilizes hydraulic fluid, prevents oil-gas mixing, and preserves damping performance.

Integral bellow tabs lock into guide tube openings, removing the clamp ring and simplifying air spring assembly while preserving orientation and retention.

A variable passage stopper and spring smooth hydraulic resistance at full stroke, preventing rod overextension while keeping damping stable.

Grease grooves in the cab mount hinge cushion and collar cut contact wear and friction noise while improving durability in commercial vehicles.

Nested poppet relief valves inside the piston and intake assembly limit damper overpressure without added dead length and reduce cavitation noise.

Four circumferential stopper portions secure elastic-member free length and spring balance while simplifying shaft manufacturing.

A collar stop with an elongated protrusion limits damper deformation, reducing stress concentration, noise, and mounting damage.

An interlocking lap-joint ring resists high-velocity oil flow deformation, preserving rebound damping force and reducing steering noise.

A dedicated filling valve lets a fully assembled air suspension system be filled or refilled externally without saturating the air dryer.

Pre-assembling the thrust damper, shaft receiver, holder, and oilless metal cuts gearbox assembly steps while preserving shaft coaxial alignment.

A two-assembly motor mount uses a polymer bushing and capture housing to isolate engine vibration, prevent leakage, and extend service life.

Composite crashboxes with built-in weak regions absorb frontal impact energy progressively, reducing force peaks and vehicle repair damage.

A damper rod with compressing cylinders helps electric construction actuators absorb digging shocks and protect motors and screw drives.

A mechanical relief bypass opens above normal pressure to protect the shock damper chamber while preserving adaptive damping control.

Radial internal and external abutments let a plastic air-suspension supporting ring stay thin, avoid sink marks, and maintain air-tight sealing.

A layered trunk lid uses a single inner panel and outer panels to form a damper cavity that cuts vibration, noise, and adds reinforcement.

A dispersant-built network reinforced with silica helps magnetorheological fluid resist particle sedimentation without excessive viscosity.

Spring-loaded control members raise wheel stiffness only when needed, improving turn stability without transferring single-side bumps.

Hydraulic corner-height adjustment and variable damping help maintain traction, wheel contact, and ride comfort in extreme off-road driving.

A free piston and dual flow paths vary shock absorber damping by frequency and speed, improving ride comfort and vehicle stability.

A minimum-pressure holding valve and preloaded accumulator protect the spring strut from low-counterpressure damage while cutting pump energy use.

Crossed reinforcing members with targeted support points improve automobile exterior panel impact absorption without sacrificing space efficiency or workability.

An integrated spring and latch structure simplifies Bowden cable seat controls, reducing part count and material fatigue for longer service life.

Discrete pilot valve stages and high-speed solenoids cut machining and calibration demands while keeping shock absorber damping stable.

A rotatable coupling arm and locking assembly let scooter riders adjust damping stroke and ride height for better stability across different user weights.

A damper rod with springs or imbricated cylinders absorbs digging shocks in electric construction equipment while protecting actuators and enabling energy recovery.

An electrically actuated valve varies hydraulic mount stiffness to handle torque loads while damping start-stop vibration and noise.

A shock absorber module doubles as the steering pivot for an in-wheel motor, cutting suspension weight, cost, and energy loss.

A preloaded elastomeric filter block secured between a cover and lower support simplifies strut top mount assembly and helps reduce corrosion risk.

A spiral gas passage links spring and damping chambers to improve suspension damping in compact layouts without extra damping members.

A nested hydraulic compression stop with a plunger, spring, and relief valve softens end-stroke loads while improving damper NVH.

Hydraulic fluid routed around the main valve builds back pressure without extra discs or check valves, shortening the shock absorber.

A grooved end member with projections and a band allows rotation at the damper housing while limiting lateral shift and spring twisting.

A radial knob and guide ring let rotary damper torque be adjusted by hand in tight spaces without end-side tool access.

An embedded reinforcing core strengthens the plastic damper bearing receptacle while keeping the air spring cover gas-tight and lightweight.

Bypass openings, a metering valve, and a floating piston route damping fluid into reservoir and gas chambers to limit cavitation at full travel.

A sliding element redistributes fluid in a hydropneumatic spring damper to enable wide vehicle height adjustment without added system complexity.

Integrated retaining hooks and a molded damping seat cut suspension bearing assembly steps while securing the dust boot and absorbing spring vibration.

Priority-based shared fluid supply lets axle and cab suspensions work together with fewer hydraulic lines, lower energy use, and less control effort.

A side-to-back hole in the C-shaped cylinder bracket creates torch clearance for automatic protrusion welding without blocking mounting.

An axially actuated pressure valve keeps air springs sealed while cutting radial space and manufacturing cost through integrated flow channels.

A bonded coating seal between coaxial damper tubes improves damping-medium sealing, reduces resonance noise, and preserves load capacity.

Progressive multi-layer rubber bump stops absorb suspension energy smoothly to reduce jarring impacts, protect shock components, and improve stability.

Complementary layered bumper elements shift under impact pulse to balance pedestrian protection and low-speed damage without sensors or actuators.

A torque rod bushing lowers vertical vibration transmission by using a softer Z-axis elastic member and torsional compliance without added weight.

Using suspension motion to pump fluid inside the damper, this case enables stepless ground clearance adjustment without bulky external pumps.