Controlling Members TRIZ Cases

A motor vehicle pedal lever uses an internal elastic pressure means to transmit actuation force through a rigid coupling mechanism.

A circular light guide distributes LED emissions through a conical reflector to create a uniform halo glow on the device exterior.

A processor determines pedal actuator states by comparing position sensor signals with compressive force measurements.

A manual park release lever uses a pin-and-channel interface to shift transmission ranges with one hand.

Replacing capacitive detection, this mechanical jog wheel system detects scratching via elastic deformation, eliminating static interference.

A wall-mounted faucet control handle uses a detachable conversion block to adapt to different base sizes.

A dual rotary knob shifter integrates gear selection and secondary function input into a single base-mounted interface.

A joystick device uses a gear-driven rotary body to position magnets for detection by a magnetic sensor.

Curved switch arrangement and thumb support resolve complexity trade-offs in work vehicle controls.

A vehicle accelerator pedal applies foot effort through a wheel assembly and magnetic member to generate tactile feedback.

A polyurethane foam steering wheel uses a composite polyol mixture to prevent hydrolysis and cracking under severe humidity.

Segmented soft member protrusions interlock with cover openings to resolve bonding strength issues under temperature variation.

Dual actuators and a lever arm position bushings into brackets to lock the winch free spool device.

Contact detection on a camera operation dial validates setting changes, preventing erroneous adjustments without mechanical locks.

A rotary operation input device uses a guide unit with vertices and pressure sensors to detect knob position.

Electromagnetic blocking element constrains the locking pawl to prevent lever movement while vehicle speed exceeds zero.

A repositionable control knob uses a sliding tab to engage a gear detent, resolving the trade-off between tactile feedback and rotational freedom.

A pedal value generator detects torque on a rigid cross member to replace complex mechanical linkages and simplify accelerator brake control.

Segmented clutch components reduce driver fatigue by lowering pedal effort while maintaining reliable engagement for high horsepower engines.

Mechanical feedback system provides tactile resistance as the pilot moves the link lever toward turbine speed limits, reducing stress from audible alarms.

A vehicle control device adjusts braking force based on pedal release speed to manage deceleration during one-pedal driving.

A compact damper uses a cam mechanism to generate controlled torque within a housing.

Segmented bearing parts create outward pressing forces against a shell, resolving the contradiction between compact volume and reliable damping.

Rim-mounted steering wheel actuators enable hands-free turn signal operation without releasing grip.

A hydraulic parking brake uses elastic retaining means to automatically release the brake when the driver actuates the cylinder.

A current boost circuit increases operational amplifier drive capability during LDO pass device transitions.

An integrated rotational joint assembly minimizes unintended actuation in high-vibration environments by relocating pivot points inside the handle.

A control panel receptacle integrates a light guide to route LED illumination through apertures around rotary actuators.

Separating the cancel cam rotational axis from the lever advancement line reduces distance between components while maintaining operational clearance.

A human-powered vehicle operating device uses a separate secondary electric power source to supply electricity to a wireless communicator.

Point contact between the friction pad and drum stabilizes pedal force despite dimensional errors.

A sleeve-integrated member features a double-layered leading end flange formed by crushing protrusions to enhance structural rigidity.

A pedal arm rotating member restrains and releases the pedal arm to prevent rearward pushing during head-on collisions.

Unitary metal casting eliminates staking errors while polymeric rotation reduces wear in transmission shift crank arms.

A ball ratchet mechanism locks a track and drive for one direction of motion, reducing shear forces on ridges while enhancing torsional strength.

A drive unit uses spring-mounted running wheels with integrated magnetic rings to maintain stable adhesion on ferromagnetic bases.

A ripper operating lever restricts swinging in one direction while allowing movement in another to serve as a body support.

A detection circuit uses a regulation loop and current mirror to generate a precise voltage difference across a resistor.

A multidirectional input device uses dual position detectors to correct threshold values based on voltage signal changes.

Magnetic sensors detect jog wheel rotation to drive LED indicators, eliminating computer screen latency for precise scratch control.

Segmented openings with angled protrusions block debris accumulation while maintaining smooth arm movement.