Gearing TRIZ Cases

Concentric pinion arrangement reduces axial length and bearing load fluctuations in continuously variable transmissions.

Locking unit secures pivoting crank element to eliminate axial force components, protecting gear wheels from damage.

A C-shaped fixing unit with elastic cantilever sections maintains rotary shaft alignment in dual-shaft electronic assemblies.

Asymmetric conical joint pins align with drive wheels to eliminate surface pressure imbalances and resonance during bending.

Segmenting the rigid axle connection via a sliding pivot assembly absorbs terrain forces, reducing harmful vibration transfer to the vehicle frame.

A belt coupling system adjusts tension via a movable pulley to transmit power from the drive unit to the rotor.

Direct solenoid control eliminates regulator valves, reducing valve body height by 30 mm and shortening gear shift time.

Branching oil supply passage retains lubricant in tensioner lifter during engine stoppage, preventing cam chain flutter and noise upon restart.

A pivotable tensioner housing mounts on the drive shaft to apply belt tension via roller bearings.

Analog electronic transmission range selection subsystem manages hydraulic fluid flow to precise gear ratios.

An oil bath lubrication system with integrated cooling channels extends service life by dissipating heat and reducing friction losses.

Segmented rollers with thrust bearings convert rotary motion into linear motion, resolving the trade-off between device complexity and positioning accuracy.

Extracted sensing elements maintain a sealed housing to prevent dirt and humidity entry during sensor replacement.

A mobile water pumping system uses a continuously variable transmission to regulate pump speed, delivering high flow rates to remote wildfire sites.

Radially inward protruding fingers secure compression limiters in a plastic chain guide, reducing packaging size while maintaining structural integrity.

Mounting a magnetic encoder on the actuator spindle maintains position data after quick release, eliminating manual reset procedures.

Variable width sections in the cam groove prevent unnecessary turning of the engaging member, suppressing abnormal noise and degradation of operating feel.

An oil reservoir in the housing prevents gravity drainage during inverted mounting, eliminating startup rattle.

An electromagnetic hammer actuator overcomes extreme environment limitations by eliminating seals and lubrication.

A barrel cam arrangement converts linear pedal movement into rotational control within a compact chassis assembly.

Alternating swing wings convert reciprocating rider motion into rotational wheel drive, resolving upper body motility limits in traditional seated bicycles.

Segmenting the casing isolates the clutch assembly, enabling maintenance without replacing the entire power takeoff unit.

An annular first dustproof portion and arc-shaped second portion reduce starting torque by minimizing friction resistance during assembly.

Threaded nut delivers asymmetric damping to tensioner arm, resolving belt slip versus responsiveness trade-off.

Angled frame vehicle mover resolves versatility complexity trade-off by combining motor-driven actuators and rollers for efficient lifting and movement.

Plastic adapters isolate the metal motor mount from seat rails, reducing metallic noise while maintaining structural rigidity.

A CVT control unit calculates required oil pressure to maintain pulley contact frictional force during subtransmission shifts.

A transmission assembly uses a movable lower roller on a guide rail to adjust channel height and maintain contact pressure.

Relocating an arc spring outside the pivoting range reduces axial distance and shaft deflection in generator belt drives.

Segmented filling bodies with overlapping sub-bodies maintain continuous protection during center distance adjustments, preventing engagement gaps.

A movable driven pulley holder regulates belt tension by shifting against biasing forces, preventing motor overload during thermal expansion.

V-shaped grooves in a switch pusher distribute grease from one application point to all contact surfaces, reducing manufacturing complexity.

Segmenting the yoke and coupler reduces manufacturing complexity while resilient bows absorb rattling noise in lift-gate systems.

A wrap spring brake uses radial friction to lock a spindle drive axis without external actuators.

A crawler track frame pivots rear idlers via a rocking link, distributing load and reducing vertical vibration when front wheels hit obstacles.

Segmented supporting walls and nested radial clutch positioning reduce axial length and oil temperature in tractor power transmission mechanisms.

Dual damping members absorb kinetic energy via friction to resist sudden belt tension changes and prevent arm disengagement.

Hypocycloid gear sets convert bidirectional oscillating motion to unidirectional rotation, maintaining high mechanical advantage during peak pressure cycles.

An intensifying device adjusts belt tension via variable spring forces to reduce slippage during high loads and friction losses at low loads.

Nesting the wave generator inside the motor rotor eliminates external gearing, reducing actuator weight while increasing torque density.

Elastic deformation part restricts unwanted motion components in the electric hair cutter mechanism, eliminating mechanical interference noise.

Helically threaded planetary nut converts rotor rotation into linear displacement, eliminating gear train backlash and mechanical wear.

A track shoe assembly uses a composite metal and rubber structure to absorb vibration.

Circumferential grooves and a safety ring secure pins without threading, reducing moment of inertia and material consumption.

Planetary roller screw actuator eliminates hydraulic fluid cooling to reduce thermal load in jet engine hot sections.

A dual-motor differential drive system connects two motors to a central unit, enabling independent speed control without mechanical gearboxes.

Rotor bypass channels redistribute lubricant from high to low pressure zones, mitigating friction and wear in linear actuators.

An interlocking mechanism controls a movable coupling part to transmit drive force only during belt unit installation.