Gearing Control TRIZ Cases

A preloaded biasing member stores energy during tooth blockage, then releases it for fast, low-force dog clutch seating with less wear.

A single forming step creates distinct load and guide surfaces on a parking-lock detent pawl, improving production efficiency and operating reliability.

A 180° rotating spherical shifter hides the gear control when idle and reveals an illuminated display surface to improve recognition and cabin styling.

By tracking speed ratio and shift-driver position during normal operation, this case calibrates a CVP hub without end-stop damage or manual setup.

A hydraulic-electromagnetic drivetrain replaces chain asymmetry with reversible fluid power, balanced wheel torque, and descent energy recovery.

A pivoting rocker and locking pin interlock two gearbox fork shafts, preventing same-category gear engagement while enabling automatic reset.

Restricting CVT electric oil pump drive at high deceleration helps prevent air suction and avoids delayed vehicle acceleration.

A sleeve, piston, and spring drop into worn transmission valve body bores to restore signal pressure control without valve body machining.

Oil-temperature-based differential pressure control cuts excess CVT line pressure despite sensor variation, improving torque efficiency.

A controller adjusts relief valve position to match aggregate hydraulic demand, cutting pumping losses and cranking torque in transmissions.

A staged sensor array tracks one movable magnet across shift positions to deliver failsafe lever detection with lower sensor and magnetization complexity.

Graph-regularized autoencoders propagate and correct missing or noisy labels in multi-sensor fusion to improve semi-supervised classification.

Separate lock members for different shift positions simplify control and let the shift body move more freely between positions.

Sensor-based clutch activation applies counter-torque on grades to unload the park pawl and enable smooth shifts out of park without NVH.

A universal transmission housing accepts electric or pneumatic shift actuators, preserving installation space while reducing component variants.

A single elastic member replaces dual springs to stabilize neutral position, improve shift accuracy, and save axial installation space.

A branched oil passage isolates the pressure control valve from main flow, reducing spool resistance and hydraulic oscillation.

By adjusting engine torque from transmission speed and driver demand, this case smooths upshifts and reduces torque holes and vibration.

Overlapping consecutive power-on downshifts with iterative clutch pressure learning shortens shift time and improves acceleration comfort.

A motor-driven screw-nut actuator boosts gearbox line-selection force to overcome frictional blocking and ensure smooth, reliable gear engagement.

Separate hydraulic pressures, locking grooves, and position sensing improve park engagement and output shaft braking reliability.

Sensors and an actuator coordinate motor speed and shift fork movement for precise gearbox changes in machine tools under varying torque demands.

A sleeve, piston, spring, and seal kit restores transmission signal pressure in worn valve body bores without machining or valve body replacement.

A motor-driven linear adjusting member with position sensing and adapter coupling enables precise parking lock control across varied installations.

Guide projections and a spring-loaded lever simplify parking lock emergency release installation while avoiding separate securing parts.

A pivotable stop references the shift angle only when needed, allowing a transmission shift drum to rotate endlessly in both directions.

A fixation plate assembly secures the flexible printed circuit to the valve block, reducing vibration and noise while enabling damage-free assembly and disassembly.

A spring-loaded dual-ball detent pin locks individual and relative shaft motion to prevent accidental gear engagement in gearbox actuators.

A curved lock tip and elastic buffer help a solenoid shift lock avoid catching while maintaining fast, quiet selector lever engagement.

A learning algorithm and cellular automaton correct hysteresis, torque ripple, and play to keep gearshift sleeve positioning accurate and reduce wear.

A hybrid generative and physical model predicts vehicle transmission states more reliably, including unseen routes, speeds, and gear scenarios.

A movable form-fitting element and stop absorb torque peaks while correcting alignment errors in a compact vehicle park lock.

A rotating mass element offsets acceleration peaks in a parking brake emergency actuator to prevent false triggering and noise during extreme driving.

A keyed magnet holder blocks rotation while the piston moves freely, improving axial position sensing accuracy in automated manual transmissions.

A bracket limiting portion constrains guide block axial movement to prevent parking pawl disengagement without adding parts or bolt holes.

Selective torque and speed control in a hydrostatic transmission holds vehicles on slopes without brake wear or restart backsliding.

A rotating pressure-gradient field captures interior water pressure energy and converts buoyancy-driven torque into storable mechanical power.

Braking-power-based clutch control engages the second hydraulic motor only when needed, cutting high-speed switching noise and losses.

Pressure-based swash plate control shifts travel motors to low speed during pivot turns to prevent torque loss and stalling.

An integral rotary switch combines latching and locking contours to cut selector assembly cost, play, and complexity while preserving tactile feedback.

A two-stage spring and waved washer setup lowers 68RFE underdrive clutch apply pressure to prevent clutch damage in 5th and 6th gears.

Driving scene labels from image recognition are combined with vehicle status and driver inputs to improve gear shift timing and mode selection.

Feed-forward clutch drag torque compensation shortens dual-clutch transmission synchronization time and smooths gear shifts with less NVH.

A calculated control speed links user input with desired and actual motor speed to stabilize hydrostatic pump regulation during acceleration and deceleration.

Injected foam lining inside a hollow truck shifter lever cuts transmission noise and vibration while preserving low weight and simple tube construction.

A built-in piston travel stop limits emergency release force in automatic transmission parking locks, protecting actuator parts and extending service life.

An L-shaped shift lock lever shields the lock from trim, wiring, and debris to prevent unintended disengagement during towing or maintenance.

Fluid pressure holds the shift rod in neutral, removing mechanical engagement parts to cut transmission cost and prevent actuator overheating.

A clutch lets one motor switch between transmission actuation and oil pumping, cutting component count, cost, and packaging complexity.

A deeper, wider neutral trough and lower ridge amplitudes help ATV shift detents seat the roller properly and avoid overshooting into second gear.