Resilient Suspensions TRIZ Cases

Collision detection triggers high-voltage limiting and motor short-circuiting in an electric suspension to reduce electrical hazards and add braking force.

A check valve in the pilot branch prevents pressure drop during rapid air spring filling, keeping solenoid valves stable without extra reservoirs.

A worm gear and worm wheel top mount adjusts vehicle ride height precisely after assembly, avoiding shock absorber replacement and waste.

Convex lateral edge geometry strengthens the spring seat-to-axle weld, cutting bending stress and enabling lighter rigid axle construction.

A resilient tilting joint counteracts transverse rail vehicle motion, unloading air spring bellows to extend service life and save space.

A distance-based buffer maps front wheel acceleration to wheelbase position, improving rear wheel estimation accuracy under changing vehicle speed.

An RNN-based noise reduction unit cleans time-series sensor signals across frequency bands while avoiding phase delay that weakens actuator control.

Preview suspension control adjusts target force by predicted wheel passage reliability to reduce sprung-mass vibration when road displacement estimates deviate.

A control piston bypasses the service valve to vent air bellows faster, enabling compact, reliable quick axle lowering without extra hardware.

Counteracting thrust and mechanical propulsion let a crawler drone inspect multi-oriented surfaces while avoiding object damage.

Auxiliary ECAS controllers execute stored valve functions locally, reducing central computing load and preserving suspension control after main unit failure.

Embedded conductive elements in an elastomer load-bearing part enable low-maintenance measurement of vehicle weight and load distribution in motion or at rest.

Combines structural analysis, sensor testing, and road-load fatigue simulation to estimate suspension wear and residual life without disassembly.

A pivoted linkage and gas spring replace leaf springs to balance unloaded ride comfort with loaded axle support using existing frame mounts.

By balancing wheel contact forces to match a target load vector, the vehicle can estimate road friction with minimal disturbance to stability.

Forward-looking road sensing is verified by wheel vertical displacement to avoid unnecessary damper switching and preserve ride comfort.

Thin welded shell components create a lighter, stiffer suspension assembly that absorbs impact loads, reduces vibration, and simplifies replacement.

Wheel slip data drives active suspension load changes to raise tire-road friction, shorten braking time, and maintain traction.

Road roughness estimated from body and wheel accelerations guides variable damper control to improve grip, handling, and ride comfort.

Shared road displacement data lets vehicles extend lateral road coverage for preview damping control without requiring many cars on the same lane.

A dual-actuator suspension uses an air spring and hydraulic piston to control ride height, damp oscillations, add haptic feedback, and aid braking.

Image-based head motion tracking lets suspension settings respond to occupant acceleration, improving ride comfort without added in-cabin sensors.

Filtered sensor data and vehicle speed estimate front axle load to tune suspension damping for better stability and ride comfort.

A valve-controlled hydraulic accumulator varies compressible liquid volume to keep vehicle ride frequency stable across changing loads.

Vehicle acceleration and pitch signals drive solenoid valve damping control, improving ride stability, comfort, and safety across running states.

Tuned bellows and piston chamber volumes with controlled openings add viscous damping to heavy-duty air springs without separate shock absorbers.

Wheel speed variation is corrected with 3D gyro pitch data to improve stroke speed estimation and damping control on wavy roads.

Sensor-driven modal modeling extracts real vehicle parameters to predict motion more accurately and smooth active suspension actuation.

A Z-shaped in-wheel linkage and articulated gear assembly cuts weight while enabling independent wheel damping and efficient power transfer.

A unitary adapter bracket lets off-road shock absorbers fit OEM A-arms across model years while reducing weak suspension failure points.

Adapter brackets attach to OEM A-arms so shock absorbers from different model years fit securely and withstand repeated off-road stress.

A multi-height laser sensor layout avoids wheel-motion blind spots, enabling autonomous robots to detect and avoid low obstacles.

Combined skyhook, preview, and roll-generation loads balance ride comfort, natural cornering feel, and lower suspension power use.

GPS road preview and wheel accelerometers classify bumps and potholes early, then trigger adaptive suspension when acceleration slope confirms impact.

Previewed unsprung displacement data replaces less accurate road profile inputs, improving vehicle damping force control and vibration suppression.

Hydraulic hoist cylinders and flow resistance damp load-container vibration in articulated haulers, reducing wear and driver discomfort.

When suspension actuators fail, motor short-circuit damping is paired with speed limiting to curb tire vibration and keep vehicle behavior stable.

A pneumatic valve uses movement sensing and gas actuation to synchronize suspension height and damper force without complex electronics.

Automatically adjusts off-road ride height from speed, terrain, and drive mode inputs to maintain ground clearance with less driver intervention.

Varying coil angles and pitches in the lower spring section improves lateral force absorption without added width or coil interference.

A hydraulic force-transfer system changes damper length and wheel rate on demand, improving kneeling reliability while avoiding continuous energy load.

Pressure-aware timing aligns air suspension height changes with upcoming obstacles, avoiding early or late adjustment that harms ride comfort.

A round-to-flat wire section lowers polar moment of inertia, cutting spring weight while preserving nonlinear load response.

When regenerative power drives motor voltage too high, controlled short-circuiting suppresses spikes and overcurrent in electric suspension.

Rapid suspension force release drops the vehicle body to raise tire load, improving traction while limiting harmful high-speed oscillation.

By combining front and rear preview control forces, this case cuts unnecessary actuator energy use on repetitive undulating roads.

A rotation-inducing bushing lets the piston rod and cylinder rotate under axial load, overcoming seal stiction for better low-force damping.

Sensors and a processor learn driver input patterns and update suspension settings in real time to improve ride quality and comfort.

Adaptive correction of acceleration-driven height sensor errors cuts unnecessary ride height control and improves vehicle control accuracy.

Motor-adjusted torsion-bar preload at each wheel maintains vehicle levelness and ride height under changing loads, roll, and pitch.