Mechanical Steering TRIZ Cases

See how sheet-formed pods create a 3D lattice structure that increases panel strength and rigid

See how deforming sheet material into protruding pods with oblique walls creates a 3D lattice t

Wired or wireless steering signals replace mechanical linkages, enabling flexible wheel placement with priority control and angle synchronization.

A threshold-torque rotation limiter lets the steering shaft pass the end stop without breaking rotary sensor coupling, preserving steerability.

A non-planar retractable steering wheel shortens manual-autonomous transitions while freeing cabin space and preserving intuitive control.

Separate steering motor winding groups shift generator-mode negative current to the vehicle battery, protecting electronics during braking torque.

A gear-coupled sensor array tracks motor shaft motion to derive unambiguous absolute steering angle with less wiring and better environmental protection.

Driver awareness is monitored during assisted driving, then prompts and steering or lane-response changes restore engagement when no response arrives.

A control device detects self-steering faults, estimates steering angle error, and adjusts road wheel actuation to maintain vehicle guidance.

Actuator readiness classes set permissible vehicle speed in motor steering control, maintaining steerability when faults alter handling.

Wheel speed control provides backup steering after steer-by-wire software failure, avoiding complex clutch hardware and lowering cost.

A polynomial curvature model calibrates steering inputs for agricultural vehicles, improving turn accuracy while avoiding complex real-time control.

An emergency operating level uses wheel-selective braking and drive torque to keep lateral control after steer-by-wire faults.

Steering angle limits and counterforce keep lane guidance active on curves when one lane line cannot be detected.

Tactile feedback at the vehicle control element alerts drivers to actuator wear-related deviation, preserving control quality in by-wire systems.

Boosted operating voltage during parking gives steer-by-wire systems larger wheel angles while redundant supplies keep steering stable in failures.

Two unequal control units share steer-by-wire tasks to keep redundancy while cutting controller cost and computational overhead.

A battery-backed supply keeps both steering controllers powered during bus ground faults and breaker delay, preventing temporary loss of actuation.

A three-level steer-by-wire fallback uses wheel-specific braking and driving forces to avoid hard stall and keep lateral control after faults.

Current and speed slew rate monitoring detects steering column pinch events in real time without extra sensors, reducing cost and false alarms.

External force direction sensing lets a retracting steering wheel avoid unnecessary stops while preserving driver space and safety.

By decoupling the steering rack and limiting handwheel rotation, the vehicle lets drivers guide autonomous maneuvers without losing control perception.

A stationary wheel hub and shaftless column let only the rim rotate, simplifying airbag integration, wiring, and steer-by-wire assembly.

Roadwheel sensor data defines a virtual handwheel end stop with speed-based damping to prevent over-travel in steer-by-wire systems.

A breakaway rotation limiter lets the steering shaft pass the end stop under overload, protecting the rotary sensor and preserving steering control.

Electronic force feedback replaces mechanical interfaces, enabling retrofit vehicle controls with user-specific haptic response and precise drive-by-wire input.

Steering wheel angle becomes a menu input in autonomous or standstill modes, adding haptic feedback while reducing extra buttons and tire wear.

When one redundant power pack fails or steering load spikes, supply voltage is raised temporarily to keep actuator power and steering function.

Reaction torque is raised before shaft locking at ignition-off to prevent steering phase shift and driver discomfort in steer-by-wire.

A mechanical rotation stop limits steer-by-wire wheel travel to improve steering feel, stability, and emergency safety in manual and autonomous modes.

A dual-motor steering layout switches control in backup power mode so limited reserve energy can sustain steering force longer.

A frameless motor and inverted planetary roller screw boost steering force for heavy vehicles while cutting play, size, and rotational resistance.

Gradual current-command adjustment lets vehicle control circuits return quickly to cooperative driving while suppressing motor torque fluctuation.

A steering column unit combines actuator, GNSS, IMU, control, and user interface to cut wiring, cost, and installation effort.

Cross-checking dual motor position sensors with backlash-aware estimation helps detect faults and maintain safe steering operation.

Compensation torque corrects steering sensor offset during automated driving to improve hands-on detection and prevent misrecognized handle release.

Brake synchronization and fault checks let multiple track-vehicle driver stations hand over control safely without stopping.

A steering-column unit combines actuator, GNSS, IMU, control, and UI to reduce auto-steer component count, installation effort, and cost.

Stored preparation status lets a redundant steering control circuit skip re-correction after reset, avoiding unintended wheel rotation and driver discomfort.

Modular intermediate members let a steering rotation limiter set lock-to-lock travel more flexibly without complex adjustment mechanisms.

A spring-driven rotary block and limiting balls lock two panels by vertical docking, avoiding sharp fasteners and extra hand tools.

Variable rotor-stator shear area raises viscous feedback torque during fast steering input, limiting over-rotation and easing actuator load.

Concurrent hydro-mechanical and steer-by-wire control keeps track vehicles steerable during electronic failure or hacking with seamless mode transition.

A motorized lower column and powered lock let the steering wheel stow for autonomous mode and extend with position sensing for manual control.

An axial lifting mechanism retracts the stop pin during normal steering, then engages recesses at angle limits to cut rattling and wear.

A webbed deflection body and sintered pulley form the ball return channel, improving torque transfer and reducing wear in electric power steering.