Gearing Control TRIZ Cases

An intermediary coupling links a position sensor to a rigid transmission member, eliminating magnetization sensitivity loss on steel cables.

A one-piece locking plate connects to a switching shaft via a perpendicular leg, simplifying the vehicle transmission assembly.

A vehicle control system adjusts shift maps to manage speed when towing heavy trailers.

An electronic traction control system uses digital displacement pumps and electric flow valves to prevent wheel slipping without generating excessive heat.

A hydrostatic transmission device uses a bypass link restriction means to generate controllable braking torque via an elementary motor.

A controller inhibits automatic transmission gear ratio changes in work vehicles to maintain a stable gear stage during operation.

A diagnostic system uses a pivotable member and actuator to detect transmission park state.

A vehicular automatic transmission control apparatus selects shift modes based on output shaft torque to optimize drivability.

Controller selects target slip ratios based on automatic transmission fluid temperature to maintain feedback control stability and prevent engine hunting.

Steering wheel actuators provide emergency gear control when the electronic shifter fails, allowing the vehicle to limp home.

A gear position display device updates the target gear only after detecting actual speed-changing start via rotation number changes.

A planetary gear set integrates with a torque converter to deflect angularly between engine and transmission nodes.

Interchangeable pump and motor mounts in a modular housing reduce component count and construction complexity.

A double-acting cylinder piston unit uses elastic restoring force to drive gear engagement in switching modules.

A transmission control apparatus inhibits up-shifts after down-shifts in a coast state to stabilize gear changes.

Concealed guide means with deformable pins secure the gearshift lever trim base, eliminating visible fasteners that trap dust and compromise sealing integrity.

A shift manipulation apparatus detects lever movement direction to identify the selected stage.

Controller estimates line pressure via accumulator model to drive electric oil pump only when needed.

An assessment device detects driver control of the steering wheel using operation signals from a shift operating unit.

A position sensor uses a single magnet with multiple magnetic flux detection elements to determine operation positions.

A single shaft lever device uses a spherical curved contact surface to enable multi-directional pivot movement within a housing.

An intermediary damping cap eliminates underbody welding studs, reducing fastening system complexity while maintaining mounting stability.

A torque converter cover compensator reduces front cover deflection during gear shifts by acting as an intermediary structural component.

An intelligent quick bed-in method monitors operator and vehicle performance during automatic transmission testing to enable adaptive learning of powertrain variations.

A shift lock-out device uses a pilot control valve to regulate fluid pressure for clutch engagement.

A controller moves a primary sheave flange to tension the belt upon throttle opening, preventing startup flutter.

Adjustable variable spring restores swash plate position without replacing deformed components.

A gear shifter controller uses all-phase power supply to reduce drive object warpage during abutment learning.

A shift operation determination apparatus regulates rotation of the operation member via a lock mechanism controlled by braking detection.

Electronic controller estimates future vehicle speed to determine optimal gear shift timing in automatic transmissions.

Electronic control verifies vehicle speed before shifting coupling member, preventing unnecessary locking during power fluctuations.

A control device adjusts upper limit torque during auto-upshift inertia phases to manage power delivery.

A shift lever control system uses a manual mode switch button to prevent unintended transmission range switching.

A transmission control method predicts downhill forces to select target gears that provide sufficient engine braking during vehicle coasting.

A controller predicts turbine acceleration profiles to calculate clutch pressure and torque management values during gear transitions.

Capacitor-powered fail-safe motor returns transmission to PARK during power loss, resolving reliability and volume trade-offs.

A control device manages gear ratios in continuously variable transmissions to optimize shift dynamics.

A transmission control unit engages lower gears during braking by evaluating existing upshift thresholds at zero accelerator pedal position.

Auxiliary pump pressurizes torque converter clutch to enable rapid engagement, eliminating acceleration delay during engine start-stop launch.

A controller manages brake fluid pressure during transmission shifts to enable controlled vehicle rolling.

A CVT control apparatus adjusts hydraulic pressure to maintain shifting functionality during system abnormalities.

A motor-driven transfer case uses a concentric gear and barrel cam to actuate range shifting and clutch functions.

Positioning the shift actuator below the generator cover reduces link mechanism length and preserves footrest space.

A gear selection unit employs a releasable coupling device to connect a selection lever and cable pull slider within an automatic transmission gate.

A hydraulic control arrangement adjusts traction load via a traction control valve.

A double clutch transmission manages engine braking torque transfer during downshifts to synchronize gear speeds without increasing fuel injection.

A computing device calculates desired engine speed based on measured gear ratios to maintain vehicle velocity during transmission shifts.

Segmented brackets resolve the trade-off between precise centering and adjustment ease, preventing unwanted power machine movement.

A controller measures operator switch signal duration to command automatic transmission speed-ratio changes.