Cycles TRIZ Cases

A self-centering return mechanism restores upright stability during hydraulic failure by storing mechanical energy in a spring to counteract rollover risks.

A lean mechanism vehicle adjusts steering angle via a changing device that modifies turn resistance force based on velocity and angular velocity.

A mechatronic locking device immobilizes electric motorcycles by engaging a pin with the transmission unit.

Dynamic actuator adjusts rear wheel spacing to resolve the contradiction between driving safety and maneuverability in personal mobility devices.

Offset leaning axes maintain steering parallelism during tread width adjustment.

Segmenting the front body cover resolves spatial conflicts between storage access and radiator cooling airflow.

A middle step assembly with a flattened U-shaped sub-frame and pivotally mounted steps provides stable support.

Actuator adjusts vehicle body lean angle based on operator weight shift, reducing center of gravity displacement and improving stability during turns.

Segmented balancer systems resolve the contradiction between balancing reliability and device complexity by isolating torque generation from vibration damping.

A reciprocating seat drives a continuous chain loop through one-way ratchets to translate alternating leg and arm motions into vehicle propulsion.

Triangular body cover space accommodates an enlarged fuel canister, reducing temperature rise from direct sunlight exposure.

Roto-translation mechanism varies steering ratio based on handlebar position, reducing wheel sliding and wear in dual front wheel vehicles.

Front wheel pistons displace fluid through linked chambers to tilt the chassis, resolving stability and complexity trade-offs.

A fuel tank inlet positioned in front of the seat enables direct refueling access without removing the rider saddle.

Pivoting passenger seat frame with dampened suspension absorbs terrain vibrations.

A recumbent tricycle uses a handlebar-driven propulsion system with one-way clutches for efficient power transfer.

Nesting the power assist motor within the body frame protects it from obstacles and maintains vehicle height without limiting cushion stroke space.

An auxiliary lean control system stores energy to restore stability when primary hydraulic control fails.

Segmented fastening through a recessed aluminum plate prevents dislodgment during road collisions, resolving attachment reliability issues.

A lean brake mechanism uses a caliper and disc to resist leaning operations in two-wheeled vehicles.

Segmenting the chain wheel into portions with varying effective diameters compensates for non-uniform torque distribution during pedaling.

A unified cooling unit manages battery and motor temperatures without adding structural complexity.

A multi-link tilt mechanism converts inclining force into compressive spring action to return a tricycle front frame to an upright position.

Nesting a position detector inside the first tube resolves complexity while enabling precise component control.

Merging stopper members on the output shaft eliminates intermediate components to reduce accumulative dimensional errors and lower manufacturing costs.

Cable linkages merge steering and driving actuators to resolve the contradiction between improved ease of operation and increased device complexity.

Segmented foot peg inserts provide adjustable friction to maintain foot position stability on uneven terrain.

Integrating the electric motor housing with the vehicle swing arm eliminates separate casing weight while enabling natural thermal dissipation.

Merges ABS unit and dividing valves into a single housing to eliminate long flexible piping, reducing deformation risks and installation errors.

A coupling frame connects upper and lower body sections to enhance structural rigidity in leaning vehicles.

A vehicle body leans laterally to increase the effective tread width of a multi-wheel platform.

Rotating upper and lower cross members reduces the wheelbase and prevents rearward interference with front wheels during leaning maneuvers.

Lateral pipe deviation places a catalytic converter in unused space, suppressing thermal radiation to protect adjacent components.

A support arm positions a fan-shaped brake member vertically to minimize spatial requirements within the vehicle frame.

Curved front-cylinder exhaust pipe extends inward along the side frame to connect with a shared muffler, reducing radiant heat exposure on the cowl.

A hybrid bicycle control device determines rider power from generator torque and pedal rotational speed to adjust drive motor output.

A transverse beam pivots about the vehicle axis to enable leaning, resolving handling stability issues in three-wheeled vehicles without excessive complexity.

A vehicle control apparatus moves the center of gravity toward the steering direction to enhance turning dynamics.