Controlling Members TRIZ Cases

A pop-up pedal pad retracts into its housing during autonomous driving to prevent accidental input and improve driver resting comfort.

A sliding operation bar aligns brake and accelerator input with vehicle motion, giving seated drivers more intuitive manual control.

A segmented adhesive base and removable knob simplify switch bonding near displays, easing alignment and reducing rework cost.

A guiding member routes pedal harness slack outside the pedal pad to ease assembly and prevent breakage from entrapment beneath the pedal.

A modular hysteresis lever and spring module tune pedal effort, stroke, and hysteresis across vehicle models while cutting redesign cost.

Closed-loop ECU feedback lets a steering wheel-mounted pedal actuator hold target RPM remotely during vehicle service without a second technician.

Internal ribs reinforce a sideways-bent plastic clutch pedal arm, spreading stress at the connection portion to reduce breakage risk.

A motor-driven cam moves the lock bar between restricting and release positions, easing position precision demands in shift lever control.

A magnet-sensor scroll shifter uses detent pawls for haptic gear selection, flexible mounting, and reliable park and lock functions.

An ergonomic armrest layout separates travel and work controls with stepped surfaces and tactile features to reduce fatigue and simplify operation.

Timed spoken prompts confirm location, guide door closing, and start rides in autonomous vehicles, improving accessibility for visually impaired passengers.

A guided multi-axis valve linkage forces hi-rail gear unlocking before deployment or retraction, reducing pin errors and hydraulic failure risk.

A hydraulic piston handle locks and unlocks tripod support legs without batteries, avoiding outdoor power loss and extra chargers.

Magnetic ring feedback and a sealed touch button improve beverage dispenser control durability, cleaning, and hygiene.

A twill-shaped spherical input surface with raised wall portions improves finger grip, reduces slippage, and keeps tilt and press input accurate.

An elastomeric thumbstick cover absorbs reaction forces and adds friction to improve grip stability while reducing repetitive strain.

A shielding body with a low-conductivity separating unit blocks coil-field interference, preserving accurate rotary position sensing in compact brakes.

Redundant inductive and Hall sensing with geared pedal protrusions improves slight-motion detection while reducing parts and failure modes.

A coil-controlled friction brake replaces leak-prone magnetorheological fluid to deliver durable, space-efficient haptic feedback in input devices.

A segmented trigger gear train localizes damping, rebound, and vibration feedback for more precise tactile response than whole-device vibration.

Magnetic detachment lets the control cap be removed for cleaning while preserving rotary and click functions and preventing accidental activation.

A sealed latching mechanism inside the actuating button protects the locking pin from contamination and supports hygienic machine design.

By moving the tilt detecting switch above the casing base, this lever-cam layout simplifies adjustment, avoids assembly interference, and keeps neutral detection accurate.

Repeated solenoid strokes and a pawl-ratchet lock shaft extend thrust reverser lock travel and load capacity without enlarging the solenoid.

An open spherical collective grip lets pilots reach throttle and auxiliary controls with fingers and thumb without releasing the lever.

Sealed bearings and a repositionable handle cut seizing and effort in hand-cranked jacks while preserving durability and interface flexibility.

Magnetic coupling replaces shaft linkage in a solar shading remote, preserving sealed housing integrity while detecting knob rotation.

Overlapping flanges and a flexible seal create a non-linear ingress path that keeps dirt out while preserving smooth aircraft control lever movement.

Integrated yoke handles combine steering, speed, and lift inputs while giving man-up lift truck operators a stable bracing point in narrow aisles.

A fixed-pivot ergonomic handle lets man-up lift truck operators control drive and lift functions with one hand while reducing wrist strain.

Separate brake and rudder rotation paths with sensor-based detection improve aircraft pedal maintenance, pilot fit, and prevention of cross-actions.

Force feedback from a shared actuator lets operators distinguish upper and lower wheel inputs while controlling multiple implements with less visual monitoring.

Varying electrode area by local surface displacement keeps capacitance-based press detection consistent across regions with different hardness.

A shared actuator gives distinct haptic feedback to upper and lower wheels, helping operators monitor multiple implements with less visual complexity.

Foot-operated pedals inside a recyclable cardboard housing capture feedback without hand contact while shielding lateral visibility for anonymity.

Separate braking and rudder rotation paths in an aircraft pedal cartridge prevent jam-induced cross-action while saving cockpit space.

Covering the pattern switching member with the operating body blocks unintended switching and preserves safe seat access in working machines.

Angled dual side-stick inceptors keep VTOL control inputs consistent across rotor-borne and wing-borne flight, reducing pilot workload and fatigue.

A sealed push-rotate dial uses spring return, bearing support, and sensing to preserve controller input while blocking water ingress.

An ergonomic endoscopic steering handle uses palm-conforming geometry and a release catch to maintain control while reducing operator hand fatigue.

An integral grease cup above the push-rod guide hole keeps lubricant at the sliding interface, reducing leakage, wear, and durability loss.

Placing the damper on the coil spring center line makes this cam-driven switch more compact while simplifying assembly and improving durability.

An elastic pad with bendable partition walls and anti-slip protrusions fits different pedal sizes while reducing cover variants and cost.

A rotating thumbstick grip adds a fourth axis with a bearing-supported swivel top to reduce thumb fatigue and improve natural control.

A rotor mounted on the support body, not the stator, cuts axial space while preserving braking strength and durability in compact mice.

A rotating handle clears the assembly path on stacked equipment boxes while still allowing easy pull-out, plug-in access, and cooling airflow.

Repulsive magnets limit tightening torque in a surgical knob to prevent loosening, thread damage, and tracking errors during arthroplasty.

Elastic stop elements keep torsion spring strands gap-free, removing thumbwheel play near rest for more precise magnetic angle sensing.

A spring element and deformation limiter amplify small logo movement to trigger tailgate release without excessive badge flexing.

A split body, sealing interface, and force-ring locking approach helps butterfly valves cut leak paths and maintain sealing integrity.