Vehicle Sub-Unit Features TRIZ Cases

See how R-1132a refrigerant composition maintains positive evaporation pressure down to -30°C,

See how a multi-mode heat pump system uses refrigerant-coolant heat exchangers to reduce batter

See how a louver carrier with integrated ducting uses actuator-controlled apertures to optimize

See how independent mechanical and electric pumps supply refrigerant through parallel pipes to

See how rotatable air deflectors redirect airflow between heat exchanger and heat sinks to util

See how a dual charging circuit combines series charging with independent module circuits to re

See how dual charging circuits—one for series charging, one for individual modules—resolve unba

See how parallel supply pipes with opposite refrigerant flow directions stabilize cooling perfo

A shared Rankine cycle routes working fluid through motors, generator, and power electronics to improve EV heat management in tight vehicle space.

Opposite-flow heat exchange channels around battery cell rows keep pack temperature uniform and extend service life without bulky cooling layouts.

Rotatable air deflectors and temperature feedback redirect airflow between heat sinks and a heat exchanger to improve EV battery and motor heat use.

Adjustable air deflectors use battery and motor temperature feedback to redirect airflow, improving EV heat use and cooling.

Camera-based hand gesture capture replaces button and screen input, reducing driver distraction while allowing driver or passenger control.

A guided bearing and support mechanism keeps the vehicle charging base securely open while making floor access easier and preventing gravity-driven closure.

Combining MEMS receivers with a piezoelectric ultrasonic transducer adds 2D obstacle detection and audio sensing in one compact ADAS module.

Curvature data from navigation enables stepwise suspension height, rigidity, and damping control before curves to improve comfort and stability.

A housing, door, and winder let a vehicle display retract or extend to save cabin space, preserve forward visibility, and limit power use.

A Cartesian bore layout integrates solenoid valves and fluid passages to simplify servo brake hydraulic blocks and improve pressure control.

Door-distance sensing rotates a child safety seat only when the door opens far enough, reducing manual effort and false activation.

A housing-cover-mounted sensing unit simplifies steering sensor assembly while keeping stable spacing and fixation for accurate worm wheel rotation detection.

A closed-section rear floor side member boosts crash strength while avoiding chassis interference and preserving cargo space.

A three-space housing integrates the controller, motor, and reducer to cut EV mounting space, wiring complexity, and NVH.

Segmented groove protrusions and wall-side flow paths cut air-column resonance noise while draining moisture to prevent mold-cast surface roughening.

A fixed pin and integrated bracket-pulley-spline layout reduce handle looseness while removing box and cover parts to simplify seat assembly.

Bent base and sub-panels use connecting members and a joint cover to enable low-cost modular body assembly while preserving stiffness.

Combining spoke-electrode capacitance sensing with steering torque improves steering wheel grip detection despite heater interference.

A segmented rear side sill with double closed sections spreads collision loads, strengthening the lower side body without sacrificing cabin space.

Offset valve receptacles and integrated cylinder bores compact a slip-controlled brake hydraulic block without sacrificing assembly access or flow continuity.

When sensor performance degrades, control parameters are adjusted and driver notifications explain the issue and recovery status.

Dynamic brake friction and disc temperature modeling improves braking distance estimation beyond constant-COF assumptions.

Calculating an average eye point and refraction path keeps steering wheel symbols aligned and readable across viewing angles and distances.

Prioritized controller updates and battery selection keep vehicle software updates stable despite discharge risk and driving-state changes.

Integrated rear opening, rear end module, and cross member improve crash load distribution, rear-body strength, and NVH.

A score-based battery management index combines usage, mileage, SOH, and charge records to give drivers real-time battery intensity feedback.

A movable roof cover protects the vehicle sensor from weather, then retracts to clear the visor opening and maintain an unobstructed field of view.

Multiple resonant chambers and detachable covers tune different intake frequencies, cutting wide-band noise in tight engine space.

A turntable and moving member physically cap steering wheel rotation to protect clock springs and angle sensors in steer-by-wire systems.

A controller sets parking brake force from vehicle speed, road conditions, and parking mode to cut unnecessary energy and fuel use.

A four-link mechanism auto-locks the vehicle air flap in force equilibrium, resisting wind pressure without a larger actuator or stopper.

A dual tilting and horizontal rotation assembly lets vehicle displays avoid glare and fit different driver postures with stable locking.

Wheel speed and longitudinal acceleration sensing detect trailer attachment over speed bumps, preventing excessive parking brake clamping force.

Weighted fusion of wheel speed and IMU signals improves heavy-duty vehicle speed-over-ground estimation despite slip, drift, and recalibration delays.

A metal crash box shields vehicle gas or LPG tanks from side impacts while simplifying crash simulation of composite tank behavior.

Independent module venting paths, cooling channels, and mesh covers cool failure gas and block ignitable particles to limit thermal propagation.

Bonding the mirror glass to the display screen and bracketed support loop spreads head-impact loads to prevent deformation and shattering.

Pivot-mounted radiator modules and a breakaway pendulum support free cab rearward movement in frontal crashes, reducing driver intrusion.

Transient counter-torque briefly un-slips heavy-duty wheels, enabling faster speed-over-ground measurement and better slip control.

Camera and distance sensor data are fused to identify nearby side-rear objects and overlay warning information for more stable driving.

Wheel speed and yaw-based compensation separates turning radius changes from low-pressure effects for more accurate indirect tire monitoring.

A rail-mounted steering lever replaces pedals and the steering wheel, preserving cabin space while enabling one-handed acceleration, braking, and turning.

A sub power path starts the vehicle controller before main motor power, removing the lead-acid auxiliary battery and saving space.

A strained wire bonded only at end points stiffens a curved panel while limiting thermal-expansion deformation that harms surface quality.

Multiple closed-section load paths in a CFRP rear partition help disperse crash forces and protect a bottom-mounted battery.

Hierarchical learning data preserves driving-environment history and improves autonomous driving accuracy through bidirectional layer updates.

Bearing and coupling points transfer tensile and compressive loads into the frame, keeping vehicle air guide slats rigid with fewer parts.

Torque is reduced, briefly restored, then reduced again during dog engagement to prevent half-meshing and limit pitching in clutch-connected shifts.

When wheel slip degrades speed-over-ground accuracy, selective free-rolling and IMU fusion restore robust heavy-vehicle motion estimation.

Transient counter-torque briefly un-slips driven wheels, enabling faster and more reliable speed-over-ground estimation during high slip.

A three-part telescopic steering column uses tele screw bars, rollers, and guide bars to free cabin space while lowering adjustment force.

Flexible joints integrated into a suspension height sensor linkage cut rigid parts, shorten manufacturing time, and improve long-term reliability.

A variable-cross-section air nozzle cleans vehicle sensor lenses quickly while reducing compressed air use and avoiding lens contact.

A segmented thermal conductive sheet removes sunlight-driven heat from a head-up display panel without blocking the display area.

A segmented roof rail with removable and fixed panels preserves ceiling strength while supporting UX modules and lower-cost vehicle roof assembly.

Multiple camera feeds are mapped onto selectable 3D projection models to cut blind spots and better match actual vehicle surroundings.

A touch display integrated into the vehicle cabin moves images with finger slides, making on-board equipment control more intuitive and less distracting.

Bonding the mirror glass to the display screen creates a rigid support loop that prevents shattering under head impact.

A differential gear lifts oil from a collecting chamber and guide elements route it to target points, improving lubrication and cooling while cutting drag torque.

When one wheel brake malfunctions, the controller redistributes torque by vehicle state to maintain stable braking and reduce pull.

Weighted fusion of wheel speed and IMU signals improves heavy-duty vehicle SOG estimation by compensating for wheel slip and IMU drift.

Dual error checks on raw sensor data help identify faulty channels during transfer, improving ADAS data integrity and control reliability.

Dual processors, sensors, and drive circuits keep electric power steering operating despite magnetic interference or single-channel failure.

Corner radar generates virtual side-view images when vehicle cameras fail, preserving driver visibility and monitoring continuity.

A semi-transmissive mirror and movable displays shift real and virtual image distance to create realistic 3D depth in tight vehicle spaces.

Multiple rear load paths through the subframe and strut disperse rear collision forces to protect the occupant compartment in compact sports car bodies.

Continuous refrigerant evaporation and condensation cool vehicle battery cells evenly while avoiding larger compressor and chiller capacity.

By placing the canister and reservoir tank behind the pivot shaft and within the swing arm profile, the vehicle stays compact while protecting them.

Counterrotating shutter plates on angled hinges improve grille airflow control, balancing lower drag with better engine cooling.

A back-door exciter counteracts subwoofer vibration to preserve low-frequency sound pressure, improve sound quality, and stop chattering.

Warning restriction during sharp steering sections prevents unnecessary auto-parking suspension while still monitoring unsafe driver states.

Projects collision risk objects onto vehicle glass with visual, audio, and tactile cues to restore occupant awareness during autonomous driving.

Controllers detect snowplow power draw and shed non-essential loads to limit battery discharge and preserve essential vehicle functions.

A shared microprocessor and feedback loops combine inverter, park lock, and differential lock control to save space and cut failures.

Speed sensors and small torque pulses verify dog-clutch engagement without a fork position sensor, cutting cost, space, and failure risk.

Partially overlapped blanks create thicker closed sections in vehicle side frames, improving crash strength while avoiding costly coating removal.

Thermal adhesive links busbars and holders to the battery housing, simplifying cell cooling while improving temperature control and cost.

When a parked collision is expected, the controller rotates the vehicle based on occupant position and impact geometry to reduce injury.

Sensor-based torque limiting compares machine speed and wheel or track speed to curb slip and protect material handling efficiency.

Multi-sensor monitoring lets an in-vehicle assistant predict intent, issue proactive notifications, and deliver more accurate voice responses.

When the steering feedback actuator fails, external SFA data from another vehicle keeps the road wheel actuator steerable.

Separating the fuel cell, energy storage, and hydrogen tank across rotating structures avoids risky high-pressure lines and buffers power swings.

Limits leg rest rotation by seat position to avoid collisions with vehicle parts and protect the leg rest and actuator.

Scaled lane-spacing values fit limited bit-width links, then are reconstructed to preserve automated stopping guidance across any lane width.

A front-side joint links the A-pillar upper and lower members with the cowl cross member to strengthen corner rigidity and load paths.

A curved support member between the frame and protection member spreads collision loads to protect onboard parts and limit frame deformation.

Date-matched holiday, anniversary, and weather images make in-vehicle displays more personal while supporting brightness control and speed-based blur.

Wheel speed data from another wheel corrects brake actuator target position, improving braking accuracy without force sensors.

A segmented roof reinforce assembly preserves wide PBV interior space while improving body strength, connectivity, durability, and module mounting.

Rotating the vehicle image toward the target lane and steering angle makes autonomous lane changes easier for occupants to grasp.

Mounting a smartphone in different vehicle holder positions lets the controller send only relevant auxiliary driving information and expand display space.

Motor current and piston position are combined to correct thermal expansion errors and maintain precise braking force control without a force sensor.

A center differential with unequal reduction ratios shifts front-rear torque while limiting clutch slip, heat damage, and oil pump losses.

Separating the motor and power converter casings creates pass-through space for cables, shafts, and piping, improving EV packaging flexibility.

Counter-rotating friction cleans a vehicle sensor cover without washer fluid, cutting weight, pipes, and cleaning system complexity.

Angle and rack position sensing let the controller detect friction changes and adjust feedback torque for consistent steering feel.

Integrated fixing elements in the inlet duct cut air leaks, simplify heat exchanger assembly, and reduce weight and vibration.

Frequency analysis of steering wheel torque improves hands on/off detection accuracy without adding sensors or relying on error-prone thresholds.

An electric decoupling shaft lets game mode avoid tire wear while torque feedback preserves realistic steering feel in a compact layout.

Machine-learned damping commands are constrained when they would worsen vehicle state, improving suspension control stability.

Road height variance and differential analysis let the suspension predict bounce and pitch, then adjust damping for high-speed stability.

Optical mirrors, a glass panel, and anti-reflective coating extend image focal length to cut driver refocus delay and glare in digital side mirrors.

Measured pedal stroke, deceleration, and hydraulic pressure are used to automate electric booster setting updates and reach target braking response.

Box closed sections and integrated extension members reinforce rear body joints to support rear battery loads and improve torsional rigidity.

A transverse leaf spring and link layout frees vertical space in the suspension, lowering vehicle floor height while preserving durability and noise control.

An isolated battery cavity built into the sleeper cab wall or floor saves pack space while avoiding drag and gantry crash hazards.

Dynamic stack voltage control uses available power, battery SOC, and stack health to avoid overcharge while improving fuel cell cold starts.

Routing the traction cable through a tube cut-out removes the separate deflection block, cutting space, parts, and production cost.

By moving projected markings opposite to forklift travel at the same speed, the road image appears fixed and easier for pedestrians to recognize.

A controlled rocking sequence moves the seat or uses active suspension to help vehicle occupants relax or sleep during autonomous driving.

A pressure-driven adjusting part varies oil flow and chamber stiffness to improve low-pressure brake sensing while keeping high-pressure readings stable.

Reinforcing pipes inside front side members raise dash crossmember stiffness and impact absorption while simplifying front-body manufacturing.

Wheel acceleration signals let following-wheel suspension predict rough road input and adjust damping, force, and ride height without cameras.

An obstructing member engages a lower-column stop protrusion to prevent upper-column separation during collapse while preserving smooth telescoping steering.

Overlapping stator teeth and an internal collector path block external magnetic fields, improving Hall IC torque sensing accuracy with fewer collectors.

A spiral-groove sliding end stop mechanically limits steer-by-wire wheel rotation, improving reliability without continuous motor stopping torque.

Dual-bore blocks, bush members, and integrated seals stabilize piston stroke while reducing leakage, noise, vibration, and contaminant ingress.

Sensors and engine temperature drive a radiator shutter to block dust, pebbles, mud, and insects without sacrificing cooling.

Variable filtering and disturbance estimation help MDPS steering respond quickly in autonomous driving while suppressing noise and vibration.