Gearing TRIZ Cases

A cam system transforms reciprocating movement into continuous rotation through mechanical interaction between input and output elements.

A telescoping steering column uses an electric motor and leadscrew to drive nested jackets for rapid axial repositioning.

Segmented housings connected by a fluid-passageway shaft resolve installation difficulties caused by heavy integrated assemblies.

A torsional brake assembly with wedges biases flatwire brake shoes against a reaction drum to generate asymmetric damping forces.

A linkage transmission adjusts rotational force through geometric motion transformation.

A rotation module with a sleeve and tube elements drives a carrying cartridge to align consumables automatically.

A turbofan thrust reverser uses independent inner and outer doors with a slider system to simplify actuation.

A transmission control method estimates tangential friction coefficients to calculate torque and adjust axial thrust during gear shifting.

A ball-embedding nozzle supplies balls into a nut screw groove via an inclined path.

A serrated thread chain tensioner uses asymmetric flank angles to enable smooth plunger protrusion without hydraulic pressure.

A spindle features a ceramic outer sheath surrounding a metal core to provide friction and resilience benefits.

A balanced movable arch guides a drive belt around workpieces, resolving ergonomic strain and cycle time delays during rotor swaps.

A stepped transmission control device manages hydraulic pressure to transition between interlock and slipping states during vehicle start-up.

A continuously variable transmission thrust applying mechanism adjusts pulley groove widths using combined spring and fluid forces.

External circulation ball screw device minimizes groove wall occupation to prevent structural collapse and broken teeth of the nut.

A linear drive uses a cardan joint with loose-fitting elevations to compensate for play and avoid tension.

Elastic members bias the driven pulley against the ball screw nut to prevent groove deformation during press-fitting, maintaining smooth operation.

A planetary gear design with a stationary planet carrier and axial shift sleeve simplifies mechanical adjustment.

A cable actuator uses dual cams to selectively apply or withdraw forces from multiple cables via a single manual controller.

Segmenting the spindle drive housing into distinct metal and plastic axial zones resolves the trade-off between mechanical strength and weight reduction.

Arcuate slot guides the idler pulley to adjust belt tension, reducing power loss from slippage and user effort.

Integrating an oil reservoir within the plunger body maintains damping force after engine stop while reducing timing chain vibration.

A belt drive load monitoring system calculates transmitted power using speed and temperature sensor data to assess wear.

Elastic preloading elements brace outer bearing rings to maintain uniform axial pressure and prevent gear wheel play under thermal variations.

An orthogonal flexure arrangement restricts motion to a single axis, eliminating parasitic movement and friction inherent in conventional rail systems.

A belt installation tool uses a dedicated protection part to cover pulley side surfaces during attachment.

Centrifugal force drives a conversion mechanism that adjusts axial position based on shaft speed, compensating for wear without reversing rotation direction.

An inertia valve blocks fluid flow during deceleration to prevent ratcheting and improve braking efficiency.

Dual leakage gaps with distinct flow resistances maintain optimal belt tension during engine start-ups and normal operation, preventing slippage.

An exothermic insert coating ignites during casting to minimize thermal gradients, enabling reliable metallurgical bonds without external preheating equipment.

A belt continuously variable transmission paired with a parallel shaft gear mechanism drives an electric vehicle motor through selective clutch engagement.

Segmented gear sets reduce gearbox weight and size while maintaining effective torque distribution for dual counter-rotating rotors.

Relocating a sensor to the return assembly junction detects rolling element distance changes, preventing spacer collapse and machine damage.

A linear actuator guide projection engages a groove to provide detent and stopper functions without extra parts.

A double wishbone suspension system with tandem members maintains endless belt position during vertical travel.

Parallel sprockets phase-shift chains while a damping element transmits forces to suppress polygon effect vibrations.

Segmenting the input shaft into reusable bearing housings and model-specific sections reduces weight while maintaining structural strength.

A slidable mobile support with a helical spring maintains constant tension in agricultural drive belts.

An additional transmission mechanism adjusts engine speed independently of the main flywheel mass.

A compression control device calculates a slip state matrix from rotational speed amplitudes and phase lags to estimate power transmission states.

External recirculation inserts with orientation lugs guide ball circulation paths above screw threads, resolving assembly complexity and stress failures.

Cam clamping and inert gas shielding prevent oxidation while eliminating repetitive bolt operations.

Segmented gaskets resolve thermal expansion mismatches between steel screws and plastic components, reducing torque resistance.

Conical cooling element surfaces allow tensioning devices to maintain heat conductive contact despite thermal expansion loosening.

An axle assembly with a reverser mechanism drives wheel hubs in opposite directions, eliminating tyre scrubbing during tight spin turns.

A tensioner assembly uses a load balancing element to transmit radial spring force to the hub portion.

A transmission shift spindle integrates automatic actuation with a manual fitting part to enable dual gear control modes.

Segmented fastening system with intermediary pin enables disassembly in tight spaces without complete removal.