Gearing TRIZ Cases

Resin casings with embedded steel plates reduce vehicle latch weight and eliminate metallic noise from direct contact.

Controllable valves restrict lubricant flow to the clutch when disengaged, reducing parasitic spin losses and improving fuel efficiency.

A tensioner relief mechanism uses a dynamic valve member and oil passing groove to adjust flow resistance.

Parallel strips fuse into concave grooves to resist shearing forces, preventing bond failure in transmission guides.

A wire protector cover prevents sensor wiring damage from rotor friction while maintaining compact device dimensions.

A control device for a continuously variable transmission adjusts variator target gear ratios to prevent overshoot during depression shifts.

A chain tensioner incorporates an air discharge groove in the screw head to vent pressure chamber air through a helical gap.

A belt switching mechanism tensions one drive belt while relaxing another to reverse rotation direction on a drive shaft.

A controller calculates maximum thrust limits to set target speed ratios for belt type continuously variable transmissions.

A transmission backbone module limits positive torque requests to prevent power loss during vehicle downshifts.

A belt drive assembly uses an endless belt and resilient members to transfer torque while maintaining tension across idler pulleys.

A spindle motor uses a hydraulic pump driven by piston movement to circulate lubricant, extending service life beyond grease limits.

Curved addendum and dedendum geometries minimize root rim stress in flexibly meshed gears, enabling continuous contact along the tooth trace direction.

Nested rotor configuration reduces air gap length to restore torque constant lost in standard designs.

A CVT control unit adjusts variator speed ratio during rapid deceleration to optimize startup readiness.

A torsion spring pretensions a work eccentric against a traction means while a fixing device secures the mounting position.

A tensioner damping mechanism pivots about a stop to maintain frictional engagement with the arm inner surface.

A hydraulic control device regulates belt holding force using a switching valve spool mechanism to manage primary and secondary pulley pressures.

Rounded edge portions on the ball circulation groove eliminate sharp transitions that cause vibration, improving durability and smooth operation.

Segmenting chain links into two parts joined by friction welding enables complex cross-sectional geometries.

Elastic elements between rotor and helical gear absorb transverse forces from eccentricity, reducing wear and seal failure in high-precision applications.

An elongated oil supply hole stabilizes flow resistance and reduces local wear during plunger movement.

Segmented gaps in the master link convert axial tension into contact friction, preventing fastener failure from direct transverse stress transfer.

A hydraulic tensioner uses a non-round plunger profile to create variable clearance areas within a cylindrical bore.

Parallel position limiting boards constrain pivoted linkage assemblies to maintain wheel collimation on uneven surfaces.

An independent oil guidance insert directs lubricant to critical zones, reducing turbulence and energy loss during operation.

Branched leg portions fix the bell-shaped retainer to the ball seat, preventing shift during rapid tension changes.

A jack nut grease fitting delivers lubricant directly to the thread contact region.

A motor-and-cylinder pump system supplies hydraulic fluid to vehicle suspension actuators.

A CVT subtransmission control device coordinates inertia and torque phase processing to manage frictional engagement during gear shifts.

A linear actuator uses a serrated planetary roller holder to selectively block synchronous rotational movement of satellite rollers.

A wave-type linear motion mechanism uses a hydraulic pressure chamber to generate retention force on the mobile-side member.

A plate clutch with an apply plate and interleaved plates transfers torque between output shafts in a transfer case.

Nested conical washers and wave springs reduce profile height while maintaining preload stability under vibration and thermal extremes.

Single motor drive assembly reduces device complexity by replacing dual motors with a stationary gear and flexible shaft to maintain angular velocity ratios.

A bolt assembly uses a spherical intermediary to maintain continuous thread contact during rotation.

A harmonic drive integrates a fan blade and cover to generate internal air flow for automatic heat dissipation.

Curved guiding grooves move the exposure device to avoid interference with detachable units during attachment.

Electronic control unit manages friction clutch timing to engage dog clutches during phase shifts.

A PTFE support component and oil bath dissipate heat from the spindle motor, extending service life by preventing wear during continuous high-speed rotation.

A coupling linkage moves a display relative to a top shell in portable computing devices.

Through-holes in actuator components reduce pressure differential and idle torque while improving lubrication efficiency.

Replacing pneumatic cylinders with a cam mechanism eliminates fluid transmission drag and pressure fluctuations, ensuring reliable rod clamping.

Quick release mechanism integrates an electrical switch to activate power supplies and external functions upon mechanical release.

A transfer input shaft uses internal connection holes to route lubricating fluid from a reservoir directly to bearing surfaces.

A hydraulic cylinder integrates a helical shaft and magnetic sensor to detect rod extension without external components.

Side-by-side hydraulic cylinders eliminate piston rod interference and improve maintenance access for structural profile rotators.

Radial shaft bores shorten hydraulic lines, reducing manufacturing complexity while maintaining torque capacity.

A vehicle transfer uses a motor-driven screw mechanism to convert rotational motion into linear force for clutch engagement.