Controlling Members TRIZ Cases

A hollow operation lever uses pass-through panel fitting and snap retention to mount panels in non-separable openings without detachment.

Star-shaped magnetic field concentrators intensify flux in the MR fluid gap, raising braking moment in compact brakes without larger diameter.

A lever arm hub presses against a housing friction member to add pedal hysteresis while a sensor assembly delivers accurate position output.

Star-shaped magnetic field concentrators create variable gap height to boost braking moment in compact magnetorheological brakes.

A spring-biased button and projection block a control knob from reaching protected positions unless deliberately pressed.

A thumb-and-finger pinching grip with relative-position sensing improves stability in ungrounded teleoperation while reducing fatigue and slippage.

Laterally offset guide portions shrink the shift click structure while keeping the click member stable, accurate, and durable.

A curved finger contact lever and transverse pivot axis improve one-handed control comfort on hand-held motor-driven tools.

Mechanical selectors built into a work vehicle joystick let drivers switch among multiple functions without dashboard controls, reducing complexity and errors.

A unified input control combines axial and rotational guidewire and catheter motion, enabling single-operator robotic interventions in tortuous vasculature.

A radial brake shoe and protrusion mechanism locks the control knob with less manual force while cutting internal parts and assembly time.

A pivoted wearable hand controller keeps the rotation center stable to improve surgical dexterity, accuracy, and user comfort.

Hands-off detection and integrator-based filtering remove force-sensor drift in active inceptors without adding perceptible compensation forces.

An adjustable pedal support fixes surgical foot controls in defined positions, reducing accidental movement and the need to look away.

Pre-assembled lock gearbox parts on a shared shaft improve installation efficiency, stability, and locking position control through inductive positioning.

Detachable weight stacks and an antiskid base stabilize a shaft joystick, reducing movement and improving input accuracy during operation.

Separate strain-measurement circuits and fixed resistors boost multi-axis force sensitivity without increasing deformation that shortens strain-generator life.

Preloaded programs in each fixture plus periodic clock sync enable wireless light shows without heavy wiring or central processing.

A metal core with a polymer cover makes manual brake and clutch levers more impact resistant while keeping weight low and grip customizable.

Interior strain sensors read knob rotation and press through housing deformation, avoiding wear-prone rotary seals in waterproof controls.

Automatic signal remapping updates neutral and range limits during operation to keep work vehicle traction control accurate despite sensor drift.

A rotational member and link switch spring force direction so a lever keeps effective biasing even when movable-body rotation is small.

Two-shot molding integrates infrared transmission and light shielding to keep the lamp opening aligned and stable under strong ambient light.

A non-circular cam body varies leverage through the stroke, giving smoother, more precise initial force for bicycle saddle height adjustment.

Radar sensing inside a machine handle improves hand presence detection despite gloves, humidity, and metallic interference.

A cylindrical interlocking member and seal layout block water and dust ingress while allowing throttle operating torque to be tuned.

An electric servo automates crop duster dump gate opening from GPS data while keeping manual linkage backup to cut pilot effort and weight.

A spring-biased tray arm lock auto-secures the slicer in use and releases for cleaning, cutting lock steps and avoiding unstable intermediate states.

A pin sliding in dual guide slots lets coaxial cylinders deliver rotation followed by translation and hold the end position without extra locks.

Segmented cam-groove paths and dual guide members keep the lever aligned in the depressed position, reducing rattling and noise.

Dual seal placement and a spring-based urging mechanism help a throttle grip block water and dust while setting operating torque.

An embedded conductor loop and angle sensor detect partial or complete pedal arm breakage in lightweight plastic vehicle pedals.

Magnetic alternation and ferromagnetic notching teeth replace contact-based encoder functions to cut wear, simplify assembly, and extend service life.

An asymmetric throttle with neutral bias and rotation limits helps caregivers control wheel speed and direction safely in congested areas.

A base structure limits selected controller rotation axes, enabling intuitive 3D audio orientation control with less drift and faster sound design.

Axis-constrained motion sensing improves 3D audio navigation by preventing unwanted rotation while enabling precise sound source and listener control.

A non-linear bias element keeps pedal return reliable while lowering the force needed to hold the switching position, reducing user fatigue.

Predetermined dial stops and spring return keep marine controls centered after release, reducing operator confusion and input errors.

A pinching thumb-and-finger grip with position sensing improves secure teleoperation control while reducing fatigue and slippage.

An engagement member stabilizes the rotary volume shaft so pedal depression is sensed accurately with a more uniform keyboard feel.

A one-way transmission trigger delivers adjustable force feedback while preventing motor drag during return for faster reset and better gaming feel.

A foot-pedal carriage and rotary selector let the operator set mower deck height quickly with tactile feedback and less effort.

A nested push-button knob lock secures a lift support arrangement with simple pivot actuation, improving stable positioning and safe operation.

A tiltable plate and sliding plungers let one handheld controller switch between swivel and discrete D-pad modes for fast input and directional precision.

Nine-point Hall joystick calibration uses sampled magnetic flux and maximum angle data to simplify setup while maintaining control accuracy.

A remote control lowers command frequency during prolonged dimming to reduce RF latency, keep lamps synchronized, and avoid visual artifacts.

Distinct button shapes, sizes, textures, and magnetic attachment help users with visual or motor impairments input simulation controls more easily.

A recessed armature and grooved yoke keep burr-prone yoke surfaces out of contact, preserving brake torque, coating integrity, and durability.

Upper-surface buttons use inclined exposed parts and rotating shafts to save housing space while improving handheld operability.

An ergonomic catheter handle uses palm-conforming geometry and a releasable catch to maintain control while reducing hand fatigue.