Controlling Members TRIZ Cases

Segmented grip with threaded adjustment and color coding resolves visibility and operation trade-offs on gas cylinder handles.

A joystick grip removal mechanism uses a positioning ram to align a locking pin, preventing accidental disconnection during operation.

Elastic clamping blocks deform to engage grooves and provide tactile rotation angle feedback, eliminating complex expansion mechanisms.

A foldable pedal apparatus uses a hysteresis module to pivot the pedal pad between exposed and hidden states.

A vehicle operating device uses a joystick to issue drive and braking commands based on directional input from a neutral position.

One driving source sequentially actuates holding and locking mechanisms through cam surfaces, reducing device weight and manufacturing cost.

A tapered torsion clutch spring creates a gradient interference fit on a pinion shaft to control rotational engagement.

A piezoelectric blade generates voltage from mechanical deformation to power a bistable liquid crystal indicator.

An auxiliary nose on a catch guides the engaging nose into stable gear engagement, resolving metastable retention risks under tension.

Integrated crank arm guide surfaces stabilize eccentric links, eliminating separate confinement devices and reducing structural complexity.

Accelerator pedal position signals retarder braking torque requests during overrun mode, eliminating separate control switches and reducing driver workload.

A vehicle pedal apparatus unifies accelerator and brake pivot directions within a single housing to reduce component count.

Merges the display device with the rotary control to resolve the contradiction between ease of operation and physical arrangement complexity.

Elastic projections on the operating component deform radially to provide definite tactile feedback, resolving indistinct feel issues for gloved riders.

A foldable brake pedal apparatus moves between exposed and concealed positions using a rotary link and actuator.

A mechanical motion control device uses sliding members within cavities to manage linear displacement.

A modular operating device system uses a base housing with standardized receptacles to mount rotatable control elements and electronic regulators.

Segmented rotary caps absorb accidental torque via independent rotation stops, preventing unwanted optical adjustments without complex locking mechanisms.

Motor-driven wheel replaces elastic members to control reaction force, resolving precision versus complexity trade-off.

Single molded housing eliminates multiple parts to lower manufacturing costs while maintaining structural flexibility.

A traffic safety service server uses a decision layer model to classify sensor data and calculate safety scores for real-time incident prediction.

Mobile handgrips rotate independently around an axis orthogonal to the support structure, reducing arm and shoulder stress during non-rectilinear paths.

Biased clamped leaf springs transfer axial forces while maintaining high perpendicular rigidity for precise displacement measurement.

A vehicle command selector uses a luminous indicator to provide visual feedback during force application.

A spring-loaded probe tip with a resistive element maintains signal integrity during high-speed testing.

Magnetic attraction and repulsion forces guide the detent pin into detent slots, resolving linear rotational alignment difficulties.

A stopper unit restricts dial holder rotation to maintain the second holding position.

A control device uses a rolling-element bearing and axle to pivot an actuation lever relative to a base.

A magnetic indexing control device uses out-of-phase sub-devices to generate distinct displacement resistance for manual operation.

Metal reinforcement member increases rigidity of steering wheel garnish, suppressing deformation from thermal expansion differences.

A one-piece light guide illuminates a rotary switch and peripheral display area using a single light source.

Segmented drive tool wall creates an open alignment window that eliminates pinch points during helical pile installation.

A rotary knob with a permanent magnet provides axial return force via magnetic interaction.

Periodic actuator force reduction prevents overheating during sustained haptic feedback on accelerator pedals.

Removable contact surfaces divide arm travel to prevent accidental extreme position transitions in flight simulation throttles.

A damping mechanism attached to an accelerator pedal provides variable stiffness to alert drivers of freewheeling phases.

Altered center mass aligns nodal points with flexures, reducing vibration energy coupling to the mounting base and maintaining high Q.

Actuation member pivots to engage or disengage the vehicle park brake via pinch and reach gestures.

Series transistor stages create common gate nodes, maintaining high output impedance across a wider voltage range without level shifters.

Aligning axes with the ankle reduces weight shift and upper body reactions to maintain surgeon stability.

A valve driver receiving section accommodates cylindrical and flat actuating lever profiles without retrofitting.

A canted coil spring in a fluted socket secures winch handles through friction and detent engagement.

Split thrust bearings on the drive screw convert compressive loads into tensile forces, preventing bowing and extending service life.

A pedal actuator adjusts the accelerator position to match vehicle motion during automated driving transitions.

Segmented controller housing tilts input devices to reduce strain during sterile ultrasound procedures.

A steering pedal disconnection device uses an impact body to break the actuator rod during collision.

Switching between independent operation-feeling generating members resolves the trade-off between device complexity and adaptable click-mode settings.

An integrated plastic support element holds the compression spring, eliminating separate bushings and reducing assembly complexity.

A rotary encoder integrates a mechanical lock and resilient element to secure the actuator handle.