Engine Controllers TRIZ Cases

Integrally formed anti-rotation feature on throttle body housing eliminates separate machining, reducing costs and enabling flexible packaging.

Separate power and data pins on the ignition microcontroller enable diagnostic access without adding a separate battery to the light-duty engine.

A vehicle controller activates glide mode by analyzing torque request and acceleration data to identify decoupling opportunities.

A magneto ignition system uses a microcontroller to stop power supply capacitor charging when thresholds are reached.

Segmented housings isolate the rotation sensor from control shaft collisions, ensuring accurate reference position learning despite structural constraints.

A wheel loader control system classifies operational states using sensor signals to adjust engine power output automatically.

Selectable one-way clutch enables engine braking via bidirectional torque transfer, eliminating the need for a separate clutch component.

Slender compression rods adjust combustion chamber volume inversely to intake manifold pressure, resolving fluctuating cylinder pressure.

A brake control method applies wheel pressure to hold a vehicle stationary during engine restart.

A segmented metal diaphragm disperses stress concentration at flexion points, preventing fracture under repeated high-pressure pulsation.

Segmenting the sensor into a protective cover unit resolves the trade-off between environmental protection and flexible transmission ratio selection.

A drive state control apparatus synchronizes axle rotational speeds to enable smooth engagement of a dog-type clutch during two-wheel to four-wheel drive transitions.

Controller determines long-term driving tendency using sensor data to adjust vehicle shift patterns.

A vehicle powertrain uses a concentric passive coupling to connect a secondary prime mover directly to the transmission for rapid torque delivery.

Hardening filler material in the gap between the throttle and shaft ensures precise positioning and torque-proof fixation while preventing gas leakage.

A valve detent mechanism uses a cup spring to increase biasing force on the stem near closure.

A control apparatus acquires engine signals during distinct operational periods to isolate knocking events from external noise interference.

Drag request evaluation module disables torque increases when driven wheel speed exceeds undriven wheel speed by a predetermined amount.

A throttle device uses a fixing nut to secure the bearing inner ring against the shaft shoulder for precise axial support.

Segmented resilient coupling parts prestress the pivot shaft away from the drive element, resolving thermal decoupling while maintaining torsional strength.

Segmenting the power system into two battery groups with a DC-to-DC converter resolves accessory reliability issues while minimizing energy loss.

Feedback control system regulates engine speed via stepper motor actuator to stabilize output voltage and frequency against load fluctuations.

A vehicle powertrain control system switches the engine from a connected to a disconnected state on downgrades to enable freewheeling.

A variable stroke engine adjusts piston displacement via a dual-angled crank and wobbler assembly to control power output.

A throttle lever integrates a moving mechanism to adjust inner cable tension at the operational handle.

An eccentric shutter design minimizes air leakage and manufacturing precision requirements by utilizing asymmetric sealing interfaces.

Constant radius cam engagement eliminates choke lever reaction torque that overrides governor control.

Permanent magnets in the connector create repulsive forces to hold the throttle flap open, maintaining minimum airflow during actuator failure.

Control unit raises engine RPM prior to drive shift to overcome rearward gravity load, preventing synchronization failure and vehicle stall on slopes.

A vehicle operating state detection system distinguishes stationary and traveling modes by comparing speed against predetermined thresholds.

Controller triggers engine diagnosis when battery surplus limits travel distance, preventing drivability issues from undetected faults.

Nests the electric motor inside the throttle body to protect it from engine heat while reducing component layout area.

A control cylinder uses elastic spacers between the piston and rod to generate spring-back force for exhaust pressure management.

External and internal stoppers restrict control shaft rotation to shorten reference position learning time while maintaining accuracy.

An external variable speed fuel pump dynamically adjusts flow to minimize heat generation and simplify installation in recreational vehicle generator sets.

Inverting the torsion spring placement between the link member and actuator rod prevents looseness while reducing actuator size requirements.

A control loop substitutes sensor input values to anticipate alternator load increases and adjust fuel injection.

Segmenting fuel paths isolates the primary plunger from methanol, reducing cavitation damage while enabling complete combustion of alternative fuels.

A pressing device maintains permanent contact between raceways and the cylinder block using pressure means.

Distributing connector terminals along the circuit board long-axis reduces short-axis dimensions for narrow engine room installation.

A pedal effort varying mechanism adds a predetermined increment to accelerator pedal force when opening angle exceeds a threshold value.

A programmable controller computes target drive force and input torque to maintain precise vehicle acceleration characteristics.

A butterfly gate with a bypass opening uses a slideable piston to control exhaust flow, preventing soot accumulation and maintaining optimal braking pressure.

A throttle valve limiting mechanism uses segmented stoppers to conduct intermediate reaction forces and align full close engaging force points.

Intake box blocks snow from reaching the throttle motor, resolving compact design conflicts.

Adjustable bushing carriers in a segmented cartridge assembly optimize torque output by resolving rigidity and manufacturing complexity trade-offs.

A display device shows target and current accelerator levels to guide driver operation.

Engine control unit coordinates clutch engagement timing with generator and motor outputs to eliminate switching shock.

A hydraulic drive source adjusts rotation speed to counteract resonance frequency waves.