Gearing TRIZ Cases

Segmented convex sections with flat butt sections prevent unintended unlocking from impacts while reducing wear on sliding surfaces.

Multiple blade springs in a bracket groove distribute force evenly across the chain guide, preventing slippage during wear and thermal expansion.

Proportional wheel diameters synchronize support device displacement with the nut, preventing gravity sag in long screws.

A planar actuator device uses interdigitated teeth and a latch mechanism to enable precise rotational movement of optical components.

Sidewall grooves in the rubber crawler lug deform under bending forces to eject accumulated soil, restoring traction in muddy terrain.

Spacing element melts from friction heat, allowing the distributing member to engage the shaft groove for continuous lubrication.

A linear actuator output member uses embedded teeth and a retainer to join the rod and screw.

Mixed-diameter rolling elements in a ball screw mechanism reduce friction and prevent clogging by selectively engaging large balls at low loads.

Lobed sprocket geometry compensates for the polygon effect in chain drives, reducing vibration and noise without increasing system complexity.

A tubular tensioner uses a ratchet mechanism to engage locking teeth and maintain chain tension.

A vehicle flexible display uses a movable roller mechanism to expand horizontally and retract vertically, minimizing interference with dashboard components.

An intermediary torque limiter protects downstream components from breakage while maintaining controlled winding diameter.

A tension spring and roller mechanism guide sheet feeding cassettes into position, reducing operational force required for heavy loads.

Bulk metallic glass strain wave gears use casting to form complex components directly.

A control device coordinates variator and auxiliary transmission speed changes to manage drive force transitions during up-shifting.

Merging power electronics with sensor circuitry on a perpendicular PCB reduces electromagnetic interference and voltage drop in vehicle tailgate drives.

A CVT driver pulley assembly uses radial ramp structures to guide roller weights along guide rails for dynamic gear ratio adjustment.

V-grooved raceways and an endless coil spring enable four-point contact in a compact sliding bearing that supports moment loads without lubrication.

A tensioner with eccentric pivot axes adjusts belt wrap angle while maintaining moderate basic tension levels.

Controller adjusts CVT pulley ratio to converge driving pulley rotation speed, preventing non-linear acceleration during kick-down transitions.

A quick connect nut uses a flexible C-shaped retainer to lock expanding locking parts for rapid threaded rod attachment.

A ball screw nut integrates a positioning notch to engage a circulation member protrusion, enabling direct mechanical fixation without external fasteners.

Deformable roller body segments adjust radial distance to self-center the belt, resolving non-uniform material distribution issues in agricultural harvesters.

An accumulator orifice plate restricts transmission fluid flow to moderate servo pressure changes.

A lifter device uses a dynamic friction generating portion to apply resistance only during seat lowering operations.

A telescopic steering column apparatus places its adjustment mechanism within an outer jacket opening hole to achieve a compact axial design.

An intermediary fastening member retains an oil seal within a press fitting part, reducing radial dimensions while preventing grease leakage.