Controlling Members TRIZ Cases

Beam-mounted rudder arms and a rotary brake sensor reduce cockpit linkage complexity while improving yaw control and brake input detection.

Multiple pivotable footrest surfaces expand rider support, reducing fatigue and ankle strain while preserving foldable safety and kick starter clearance.

A gear, rack, and wedge release multiplies manual force to free an elevator brake disc, enabling slow car movement to a nearby floor.

Electromagnets hold biased control levers to maintain work machine speed and direction, freeing the operator to focus on attachment operation.

Magnetic Hall sensing separates electronics from moving parts, cutting joystick wear while preserving accurate single-axis position signals.

A sliding-sleeve intermediate gearbox selectively couples two steering shafts, enabling dual steering and easier left- or right-hand drive conversion.

Motorized positioning and feedback automatically establish a control member's reference point and operating range, reducing manual setup time.

A grip-integrated motor and gearbox apply trigger torque feedback to reduce forearm strain while improving precise robot manipulator control.

Star-shaped magnetic field concentrators vary the MR brake gap to raise braking torque in compact vehicle haptic controls without shaft saturation.

A shared pivot axis places the soil compactor speed lever at hand level for easier access, better visibility, and protection during transport.

Unique 3N magnetic sensor codes suppress false gearshift detection caused by output switching time lags and enable error correction.

A lugged movement limit member gives telescopic sight turrets clear multi-turn zero recall and precise rotational stop limits.

A multi-link guide moves the casing brake axially then pivots it, cutting friction and manual force during tubular case changes.

A metal tube over a plastic pedal shaft maintains rotary accuracy and load transfer while avoiding moisture-driven shape changes.

A T-slot lever guide and sensor auto-calibrate steering neutral, preventing unintended vehicle motion and eliminating manual setup.

Magnetic coupling fixes the actuation unit at idle while creating clear action points, precise haptics, automatic reset, and lower part count.

A guide hole, notch, and elastic member let the choke lever mount from the holding-part side, reducing rattling without enlarging the engine.

Segmented guide-hole widths let the choke lever assemble easily while suppressing backlash, rattling, and wear during engine operation.

Pre-charging the excitation coil cuts inductive lag, so force feedback tracks load changes faster and helps prevent excessive machine motion.

Separate pedal brackets linked by a dash brace reinforce the steering column hole area and improve dash panel load distribution.

Line contact between the pedal pad and drum improves wear durability while maintaining consistent initial pedal force.

A separate mechanical linkage lets operators shift the main control lever from another location, simplifying work implement lift control.

A protrusion-and-hole mechanism separates tilt from rotation input, improving pointing accuracy without a more complex structure.

Discrete intermediate and high-speed stoppers let operators set engine speed quickly, cutting fuel use and preventing accidental high-speed lever movement.

A magnetorheological rotary brake adds adjustable joystick damping and realistic haptic torque without bulky motors or complex transmissions.

Inclined contact surfaces between the tactile pin and guide hole suppress lever rattling while preserving smooth pin movement and tactile feel.

A usage timer lowers command frequency during prolonged knob input to keep RF-controlled lamps synchronized and reduce visual artifacts.

A threaded shaft and traveling nut create a low-profile surgical rotation stop that allows over 360° motion while protecting wires and optical fibers.

A return-to-center control lever tracks actual steering angle with damping, giving operators immediate feedback and reducing overshoot.

Residual yoke magnetism stabilizes initial brake torque in a magneto-rheological operating device without sensors or feedback control.

A ball-and-socket steering bar with an extensible shaft enables one-handed zero-turn mower control and returns the levers to neutral.

Mode selection is switched before click force reaches zero, preventing unintended dial mode changes when rotation stops mid-click.

A pivoting downshift lever releases a positioning pawl so the spring-driven spool can rotate, cutting bicycle shifter complexity and cost.

Axial projections press-fit a valve handwheel cap into core holes, simplifying replacement while improving grip, fixation, and durability.

Automatic safety lever and console rotation create cabin access space while preventing operation lever malfunction during entry and exit.

Motors and resolvers replace cockpit linkage in HSTA manual control, improving trim position feedback while cutting weight and maintenance.

Pretensioned bearing bodies and eccentric stop surfaces hold the grinding gap steady under force fluctuations, improving milled material uniformity.

Symmetric line contact and a concave-convex friction surface keep rotary dial force consistent while reducing wear and breakage.

A T-shaped frame layout centers the force feedback area, reducing haptic device size and weight while enabling easier mounting.

A drum cam and lock ring keep a rotary shifter locked in park during auto-return, improving safety with smoother reset motion.

A single 3D magnetic sensor reads inhomogeneous field changes to detect knob rotation, push, and tilt with lower cost and complexity.

An auto-locking catch holds an optical adjustment knob at its home position, preventing inadvertent rotation while easing fine manual adjustment.

A rotary body progressively deforms an elastic portion to smooth clutch reaction force and improve operator comfort in clutch-by-wire systems.

A dual-trigger spray gun integrates purge and parameter selection to cut powder coating changeover downtime without interrupting operation.

An integrated dust-proof lever shields the rotating member to block sand and moisture while improving rotation feel in UAV remote controls.

Enable-switch timing, proximity limits, and dual tilt sensing keep a remote slope mower from unsafe drive or PTO operation.

When throttle sensors disagree, a third independent reading is used to identify the valid position and maintain reliable aircraft engine control.

A laterally extended footrest and tactile pedal cues help prevent accidental activation and reduce operator fatigue during robotic surgery.

A movable lever and locating sections replace screws to enable fast repeated joining and release while keeping objects securely connected.

Independent RVDT linkages with planned break points isolate abnormal resistance, maintain throttle input, and support stable engine control.