Cycle Sensors TRIZ Cases

A two-threshold inclination check deactivates engine cutoff at zero speed when sensor calibration is unreliable, preventing unintended shutdowns.

Driver head position is used to detect pushing intent and adjust assistance speed, reducing burden when moving a two-wheeled vehicle.

Motor current differences across crank angles estimate pedal force for retrofit e-bike assist without complex force sensors or bicycle changes.

Distance-based yaw and speed correction helps a mobile body avoid nearby obstacles smoothly while improving timely evasive action.

Sensor-based plausibility checks enable intuitive e-bike walk mode activation while preventing accidental motor-assisted push mode operation.

Sensors detect staircase geometry and adjust eBike drive torque and speed to make pushing a heavy vehicle upstairs easier.

Hall Effect sensors and magnets capture bicycle component motion accurately, turning real handlebar and bike movements into realistic virtual training input.

A gravity-sensed seat pitch adjustor maintains rider position across uphill and downhill gradients to reduce lower back stress and slippage.

Motor torque based on roll angle and steering direction helps a stationary bicycle resist tilting and stay balanced with feet on the pedals.

Motor assist is adjusted from pitch angle and rider load to improve e-bike propulsion efficiency while avoiding unstable response to noise.

Hall Effect sensors and magnets capture real-time handlebar motion so bicycle trainers can deliver accurate steering input in virtual riding.

Pitch angle and wheel rotation are combined to predict bicycle terrain and road curving more accurately than roll-only control.

Axle-mounted accelerometers capture fore-aft and vertical motion to detect rider input and terrain for more precise bicycle suspension control.

Sensor measurements of bicycle position, speed, torque, or cadence validate a walk-mode trigger to prevent accidental activation.

Motorized tilt and linear actuators adjust bicycle seat height and tilt while riding, avoiding dismounts as terrain changes.

A motor controller uses body tilt, pedal force, and sharp-curve detection to adjust assist force for improved curve-riding feel.

A control method adjusts electric motor switch-off periods based on detected pitch angle and operating variables to reduce drive system wear.

Dynamic speed adjustment adapts motor assistance to inclination angles, resolving safety and travel speed contradictions.

A bicycle camera permanently records video to a circular buffer, capturing footage before an event trigger activates.

A bicycle control system uses inertial sensors to detect cyclist presence and manage motor activation.

A saddle-straddling vehicle corrects wheel force calculations using rider posture and mass data to maintain grip.

Calculation unit estimates rider torque using pitch rate and vertical acceleration sensors for accurate electric drive control.

Variable interval sensing filters periodic engine vibration noise from inclination angle measurements, preventing erroneous engine shutdowns during travel.

Pedal force sensors measure radial and tangential loads to identify whether a bicyclist is sitting or standing.

Electronic controller limits antilock brake system activation via cadence and torque data to prevent execution during unsuitable riding conditions.

Dynamic shifting conditions adapt to rider cadence and torque, optimizing energy transfer efficiency while maintaining operational simplicity.

Adjusting the predetermined speed threshold according to turning, braking, and slope states prevents erroneous propulsion during unstable maneuvers.

A calculation device determines energy indices using vehicle speed and altitude data at distinct travel points.

A control unit calculates assist force using instant pedaling force and high-resolution crank angle data for responsive torque output.

Sensors detect saddle pitch, roll, and yaw movements to calculate angular amplitudes for real-time user positioning.

A drive mechanism adjusts bicycle saddle height based on continuous lateral inclination and acceleration measurements.

Dynamic speed regulation adapts e-bike push assist torque to slope inclination, preventing unsafe speeds on inclines while maintaining level ground performance.

A control device adjusts electric drive torque based on steering and tilt angles to improve handling.

An adaptive control system adjusts electric motor assistance thresholds based on battery state of charge to optimize energy recovery.

Insulating layers prevent electromagnetic interference when embedding communication devices in conductive carbon fiber structures.

Electronic controller restricts transmission ratio increase during significant pitch changes to maintain stable rider load.

Electronic controller executes ABS control using environmental speed data to resolve the contradiction between braking reliability and system complexity.

Front wheel brake control unit detects rising tendency and activates ABS modulator to sag suspension.

Electronic controller switches bicycle brake driving part between active and standby states to reduce power consumption when vehicle is idle.

A processor and memory store relationships between steering angle, vehicle speed, and angular speed to acquire data.

Processor unit estimates tire forces by monitoring vehicle motion state changes perpendicular to the forward-rearward axis.

An electronic controller manages vehicle components by switching between two detectors based on their output states.

A control device acquires sensor data from a rotary body and brake mechanism to adjust braking forces.

A vehicle roll angle estimation device calculates correction values using real-time speed, angular velocity, and acceleration data to determine the body's tilt.

An electric seatpost assembly integrates a switch unit directly into the structure to enable length adjustment without remote handlebar controls.

Shared storage prevents information loss when replacing or detaching electric units by synchronizing identification, setting, and log data.

An electrical actuator positions a second tube within a first tube to resolve manual balancing challenges during seat adjustment.

A pressure compensator diaphragm equalizes internal housing pressure to prevent moisture accumulation and corrosion in sealed motorcycle meter compartments.

Derives lean angle from axle load and acceleration data to reduce steering disturbance torques during braking.

Electronic control unit switches operation modes to adjust motor torque limits, resolving power and energy trade-offs across different terrain.

A control circuit displays specific symbols when the built-in battery capacity is low.