Gearing TRIZ Cases

Limiting variator axial position changes to a maximum shaft speed reduces belt tension and shock loads during ratio adjustments.

A belt buckle presenter spindle integrates a coaxial support column to eliminate bending moments and reduce noise emissions during axial displacement.

Segmented housing design with integrated stopper portion manages axial loads in rear wheel steering systems.

Replacing metal gears with a composite belt drive reduces unsprung mass and improves driving dynamics.

A vehicle seat slide assembly uses a lead screw and drive nut system to enable manual sliding of the seat.

Fixed guide walls dampen toothed belt vibrations, reducing flapping and extending component life without complex tensioning devices.

Integrating a hollow shaft with an electric motor eliminates separate clutch components, reducing device complexity while maintaining high axial force handling.

Adjustable idler keys in the track roller assembly resolve wear-induced engagement issues by enabling simple height changes without removable spacers.

Redirecting channels link helix and returning paths to eliminate interrupted threads, preventing ball impact on thin thread crests.

A drive belt tensioning device uses a cam adjustment portion to maintain consistent force on the transmission belt.

Replacing slider-crank links with a cam-follower system eliminates high specific pressure at piston pins, preventing lubricant leakage.

Dynamic shaft positioning via hydraulic actuators reduces belt misalignment, frictional stress concentration, and power loss in CVTs.

A magnetic ball collects iron powder between rack bar and ball nut screw grooves, reducing frictional force and noise during high-speed vehicle travel.

Hinge plate and locking pin pivot the drive wheel hub to follow curved paths, eliminating buckling and off-set loading stress on the irrigation system.

An adjustable pulley assembly varies the driven speed of a variable speed alternator, resolving inefficiency from fixed pulleys at normal operating ranges.

Tapered distal end wedges with a mating block channel to dampen chain vibrations through friction and normal forces.

Adaptive L-shaped bushings accommodate planet gear deformation under high dynamic loads, reducing wear in multi-megawatt wind turbine gearboxes.

A vertically movable gear shift lever switches between joystick and rotary operation modes via an integrated driving unit.

A tire inflation pump uses a cam and eccentric mass to translate rotation into linear pumping motion.

Segmented control logic prevents erroneous running status determination caused by output shaft rotation during torsion elimination.

A vehicle height adjustment system connects an input piston part to a lead screw via direct fastening components.

A wedge drive uses a dovetail-like guide between the slider and receiving component to enhance motion accuracy.

A vibration exciter merges amplitude and vector adjustments into one central element, reducing device complexity while optimizing load distribution.

A pivoting idler assembly uses a cam and baseplate to reduce belt tension during installation.

A cylinder block groove prevents timing chain slippage while avoiding interference with auxiliary sprockets during maintenance.

A chain tensioner arm uses a press-fit shoe with side protrusions to secure the component without clips.

Grip portions on an elastic set ring abut cutout walls to prevent plunger rotation, maintaining the axial gap required for reliable thread engagement.

Friction clutch mediates engagement to maintain belt tension, preventing wear from frequent shifting.

Cold forming bainitic steel blanks creates a threaded spindle with a hard core shell and ductile thread, eliminating energy-intensive quenching.

A rotary actuator uses a spring-loaded bolt engaging a detent ring to produce mechanical catch feel during manual knob rotation.

Segmented dual cylinder chambers and external heating enable low-pressure operation, reducing component wear to extend operational life beyond 50,000 hours.

A magnetic coupler disc uses circumferentially spaced magnets to transmit torque without physical contact.

A fail solenoid valve controls multiple switching valves to ensure reliable fail-safe operation while reducing device complexity and cost.

Helical groove engagement between planetary rollers and the outer ring eliminates thrust bearings, reducing torque loss from uneven contact radii.

A hydraulic timing chain tensioner regulator uses a plunger and piston mechanism to autonomously control low-pressure chamber fluid levels.

A CVT control device adjusts hydraulic pressure to prevent belt slippage on rough roads.

Interlocking gears move slide plates to accommodate varying device widths while a pawl mechanism locks the position securely.

A harmonic drive clutch mechanism permits or fixes circular spline rotation to enable reverse motion.

A compact electric actuator converts motor rotation into linear motion via a threaded stator assembly.

A bushing with a distinct lead spacing biases the ball nut against the steering screw portion to establish mechanical preload.

A screw device combines ball and roller rolling grooves on a single shaft to manage axial loads.

Extraction of pickup from reservoir and spray bar distribution reduce parasitic losses and aeration in transfer case lubrication.

Sliding a central shaft within a rack housing increases belt path length and tooth engagement, preventing jump during abrupt steering inputs.

A ring-type tensioner uses a D-shaped elastic ring with straight radial profiles to engage plunger teeth and restrict axial movement.

A modular hand tool assembly uses a replaceable seat to provide multiple functions.

A control apparatus sets shift-up permitted gear ratios for continuously-variable transmissions based on vehicle speed.

A ball screw deflection device uses a sleeve to exert radial force on body parts, eliminating latching devices and reducing wear.

Multi-stage reduction gears adapt final drive ratios to topographical changes, reducing fuel consumption without requiring vehicle stops.

Segmented friction clutches absorb rotational speed differences to prevent engagement failure while maintaining the compact overall length of the transmission.