Tractors TRIZ Cases

Estimating drive shaft speed variation enables faster wheel slip torque control, improving vehicle traction and stability.

Continuous driver vigilance checks trigger alerts, braking jerks, and a safe stop when inactivity persists during automated driving.

Selective vehicle takeover and driver feedback maintain safe travel while helping recover weak driving functions over time.

When driver condition degrades, sensors and control logic guide the vehicle into a safety-zone-adjacent lane while maintaining control authority.

When faults or passenger emergencies trigger a minimal risk maneuver, V2X signaling warns nearby traffic to reduce collision risk.

A stopper-held coupling pin and drop sensor stop towing at the right moment, improving carriage coupling accuracy and layout flexibility.

A support sensor and stopper hold the coupling pin above insertion and block towing vehicle reverse motion until secure carriage coupling is confirmed.

A digital friend key triggers a vehicle alcohol test with owner-set BAC limits, locking driving access while preserving selected comfort features.

Resilient bushing assemblies let the track undercarriage move vertically and laterally to absorb shocks, improve traction, and reduce ground compaction.

Placing the communication unit partly outside the vehicle body improves signal transmission while protecting visibility and wire harness routing.

Non-driver requests are screened for improper actions, with driver approval required before execution to limit distraction and content exposure.

Touch interaction timing, position, and pressure reveal operator state in real time without extra sensors, enabling timely aircraft assistance.

Mixed-ASIL longitudinal control detects acceleration deviation and shifts to a safe acceleration state using higher-ASIL components.

Slip acceleration from wheel and vehicle acceleration sets the PID D-component, improving traction control damping across speeds.

Passive use of in-vehicle camera, microphone, and touch inputs helps detect driver intoxication accurately without extra sensors or active tests.

Arc-shaped light regions and segmented meter areas keep growing vehicle information visible and clear during outdoor and automated operation.

Movable axle members and shims set clearance at different positions, enabling precise track-width changes while reducing vibration.

Mounting the communication module outside the vehicle body improves signal quality while preserving driver visibility and service access.

Wheel state and slip-based target acceleration control unifies drive and brake actuation, reducing subsystem complexity and instability.

Simultaneous operation of two vehicle controls cancels acceleration suppression, enabling rapid response without losing protection against erroneous pedal input.

An external breathalyzer verifies onboard positive results to prevent false vehicle blocking while preserving safe rail vehicle start control.

A movable swing shaft lets rear crawler units shift between stronger traction and tighter turning while reducing paddy field damage.

Multiple sensors track dump body, gate, locks, and vehicle motion so warnings trigger only in unsafe conditions and avoid operator desensitization.

Timed switching between limited drive and interruption modes reduces comfort loss from brief driver unseating while preserving vehicle safety.

Multi-sensor attention detection lets driver assistance intervene earlier by adapting trigger thresholds to gaze, posture, and awareness.

A continuous sensor triggers a more accurate fuel-cell check to improve breath intoxicant detection and reduce contamination errors.

Adaptive vehicle control takes over lost driving functions, uses stimulation for temporary decline, and guides chronic ability loss.

Excess pedal depression triggers a damper switch and control response to stop acceleration and reduce severe misacceleration crashes.

Multiple onboard sensors assess alcohol, drugs, drowsiness, and physical signs to block vehicle operation when driver impairment is detected.

Parallel control of recline, slide, and tilt motors cuts seat posture change time when ADAS detects a collision risk.

Sensor-driven vehicle control detects fire risk, predicts safer actions like uncoupling or relocation, and reduces spread with faster response.

A fixtured calibration station cleans IID ingress ports during calibration, cutting manual handling, tracking effort, and data storage.

Normalized wheel speeds and yaw-rate feedback let AWD torque recover quickly after intermittent slip without prolonging torque limits.

Monitors trailer cable and air hose connection states, alerting drivers or blocking coupling actions to prevent unsafe operation and equipment damage.

A movable stand-on skid steer cab preserves operator weather protection while lowering vehicle height for storage and transport.

Wheel slip detection triggers blade or plough pressure adjustment to restore grip and keep road maintenance work uniform.

A pin retainer and anti-rotation bumper interface speeds heavy ballast attachment while securely transferring load and blocking motion.

Passive in-vehicle BrAC sensing uses tracer gas and environmental monitoring to keep alcohol estimates accurate and resist evasion.

Adaptive IR lighting control balances visible and infrared exposure in a hybrid RGB-IR driver monitoring camera under changing ambient light.

Tailored vehicle alerts use driver status sensing and scenario detection to avoid simultaneous prompts that reduce comfort and raise safety risks.

Holding engine speed constant while adjusting transmission ratio keeps work results uniform and reduces driver workload.

Pre-limiting torque during simultaneous brake and accelerator input avoids ESP-triggered jolts and improves standing-start acceleration.

A continuous first sensor triggers a more accurate second sensor only for suitable breath samples, improving alcohol readings and limiting contamination.

Linked wheel members and rotation joints spread load across uneven ground, improving step-climbing stability without added weight or size.

The outboard-side mounting approach integrates the hub adaptor, sprocket, idlers, and track to simplify vehicle conversion.

Height sensors synchronize wheel actuators to maintain chassis levelness and track width during crop-clearance changes.