Foldable Cycles TRIZ Cases

Removable frame sections and friction-retained cooling modules improve component access while preserving two-wheeled vehicle frame strength.

Foot pegs on the front wheel replace handlebars, enabling hands-free steering with foot speed control and regenerative braking.

Routing wires and brake hoses through a hollow motorcycle frame preserves retro styling while simplifying electronics integration and customization.

Hidden routing through the backbone frame and fender housings integrates electronics and hoses while preserving a retro motorcycle appearance.

A pivoting footrest dock locks and carries an electric scooter on a motorcycle, enabling multimodal travel and between-vehicle charging.

A low hinged footrest lets riders board a folding micro electric vehicle without lifting their legs, improving access and safety.

A threaded rotating control unit clamps or releases sliding tubes to simplify bicycle cross bar length adjustment and cut manufacturing cost.

A hollow backbone frame routes wires and conceals electronics, adding modern motorcycle features without disrupting retro styling.

Hollow frame tubes and nacelle housings route wires, hoses, and modules internally so retro motorcycles can add ABS and navigation cleanly.

Removable frame sections replace permanent couplers, making two-wheeled vehicle assembly, maintenance, and size changes easier.

A linkage mechanism couples two foot decks so they fold and unfold together, cutting separate adjustment steps and reducing manual effort.

A locking buckle and position-limiting boss create a pre-locked state that blocks unintended unlocking in foldable structures.

A removable bolt handle, eyelet-guided spring, and counter-bore make the hinge clamp faster to use while reducing theft, bolt loss, and spring damage.

A position-limiting boss pre-locks the folding seats so the buckle stays engaged and the structure resists accidental folding during use.

A telescoping crossbar and spring-loaded half chain add arm-driven bicycle power while keeping steering separate and safe.

A motor-driven gear and worm-drive pivot replaces wear-prone locks in scooter handlebars, keeping folded and unfolded positions secure.

A hinged two-section scooter lets two children ride together while an adult steers from a rear push handle and folds it for storage.

A resilient leg-support mechanism stores energy during knee flexion and returns it on extension to cut scooter effort and improve stability.

Hinged frame sections and integrated carry straps let the bicycle fold into a compact form that is easier to carry on trains, cars, and planes.

A pivoting latch arm and clamp secure the scooter seat while enabling rapid transition between riding and stowed positions.

A foldable steering linkage lets collapsible wagons use straight-fork omnidirectional wheels for steadier control, safer travel, and easier folding.

A rear-wheel crank and inner-toothed disc layout increases leverage, shortens chain span, and supports compact bicycle disassembly.

A transverse front-wheel axis and rear-wheel rotation bring a pedal-assisted folding bicycle into a compact, quick-locking configuration.

A movable pipe pulls two driving rods through pivoting links, simplifying folding while increasing the frame's folded volume shrinkage.

Pin-and-hole alignment plus a rotating clamp and hook lets users separate the scooter frame for lighter, smaller transport.

Conventional frames fold inefficiently; linked members form a compact Z-shaped configuration to increase volume shrinkage.

A bracket recess and pivoting securing tab lock the rear wheel for riding, then release it quickly for compact stowage and carrying.

See how a pivoting latch arm and hooked catch use downward clamping force to secure a foldable seat for rapid riding-to-stowed conversion.

A five-pin hinge nests inside the scooter frame, locks at open and closed positions, and reduces folded height by 40%.

A bottom-bracket pivot folds the front and rear frame structures together while a frame lock preserves diamond-frame rigidity during riding.