Gearing Control TRIZ Cases

A pop-up electronic shift lever retracts into the vehicle console via a motor-driven mechanism.

A vehicle drive control unit adjusts transmission parameters during gear shifts to ensure smooth power delivery.

Segmented locking clips and an intermediary tension band eliminate spring noise while ensuring stable cable fixation.

A by-wire actuator control apparatus uses independent monitor and drive determination circuits to enforce safety prohibition.

An integrated sensor unit on the shift rod detects movement and loads through magnetic fields, eliminating vibration noise from mechanical contacts.

A controller adjusts powerplant torque to maintain vehicle acceleration.

A torque converter clutch slip control method determines a non-linear slip profile based on vehicle operating parameters to regulate engagement pressure.

A single valve directs transmission oil to actuate the parking lock piston and shift element.

A shift device initialization method determines absolute position by comparing measured travel paths between blocked end positions against stored reference values.

A control apparatus calculates rotational speed ratios to detect lock-up clutch sticking during vehicle deceleration.

A hydraulic drive coupling synchronizes motor rotation via a conical friction surface, eliminating multi-plate clutches and reducing device complexity.

A geared-neutral transmission regulates drive wheel slip by adjusting the gear ratio independently of engine power.

A vehicle control device determines shift position using multiple independent control circuits to manage driving force during retracting travel.

A lockup control valve nests into a casing recess to reduce the projecting amount of the power transmission device.

A transmission controller verifies mode valve and park servo performance before executing range changes.

A CVT control system adjusts hydraulic clamping pressure on variator pulleys to manage torque capacity.

A one-way clutch couples variator input and output to lock the drive ratio, avoiding mechanical stop wear and hydraulic complexity.

A control device regulates primary command pressure to stabilize hydraulic systems.

A vehicle selector lever integrates start-stop control via movable operating parts.

A torque release valve decouples the control linkage from the movable transfer part to emulate clutch functionality and manage creep torque.

Segmented locking devices prevent incorrect shift rail engagement by decoupling during pivoting, reducing mechanical damage risk.

A transmission controller detects communication loss and shifts to a non-limiting range.

A semi-automatic transmission control system derives shift commands from ahead road elevation profiles to optimize gear selection.

A controller adjusts transmission shift schedules using real-time vehicle operation data to optimize operating parameters.

A control unit learns slip factors during gear shifts by comparing engine and clutch torque magnitudes.

A hydraulic control device uses a cut-off valve and line pressure detector to manage fluid supply.

Replacing mechanical linkages with an electrohydraulic actuator enables advanced control features like cruise control while maintaining modular compatibility.

A control unit evaluates synchronizing elements to optimize shifting processes.

A motorcycle gear change controller selects between distinct clutch engagement routines to manage transmission actuation.

A manual transmission integrates a hydraulic torque converter to multiply engine torque during low-speed driving conditions.

An elastic end stop on the spring holder absorbs impact energy from the hollow shaft, eliminating clicking noise and preventing finger clamping hazards.

A torque converter clutch control system regulates hydraulic pressure to maintain target slip rates during lock low slip operation.

A compact electric parking lock actuator uses a gear mechanism driven by an electric motor to convert rotational movement into axial motion of an actuating rod.

Control valves in hydrostatic transmission series ducts reduce pressure on tilted sides to prevent rear axle skidding during slope travel.

A vehicle control device manages automatic transmission speed ratios to maintain hydraulic pressure during sailing stop operations.

Rotary slide valve directs fluid to hydraulic cylinders, reducing assembly complexity and shift time.

A magnet inside the cable end piece and a Hall Effect sensor on the sheath detect linear position, reducing device complexity compared to mechanical sensors.

A controllable short-circuit device connects high and low-pressure lines in a hydraulic drive assembly to manage fluid flow during operation.

Controller adjusts engine torque via clutch energy offset to mitigate shift element overheating during neutral idle re-engagement.

A vehicle shift control device prioritizes parking position switching before transitioning to an emergency stop state.

Electronic sensing replaces mechanical linkages in steering wheel controls, reducing complexity while maintaining precise mode selection.

Segmenting the control assembly standardizes components, reducing calibration complexity across vehicle types.

A shift control method coordinates frictional element release and engagement sequences to maintain smooth turbine speed slopes during automatic transmission gear transitions.

A traveling speed control system manages engine throttle opening and hydrostatic transmission ratios for work vehicles.

A shifter assembly guide device constrains lateral movement within defined channels, reducing free play while allowing longitudinal shifting.

A vehicle torque vectoring system uses a differential motor and frictional brake to distribute driving force between drive wheels.

A gearbox control unit selects optimal gears to accelerate engine speed rapidly.

A shift control system uses dual sensors to detect lever operation and cam rotation angles for precise gear position tracking.

Periodic clutch pulses rotate the differential housing to submerge pinions in oil, preventing heat damage while minimizing parasitic losses.

Integrating a gearshift element with optical displays on the steering wheel enables sporty driving without removing hands, resolving safety trade-offs.