Gearing TRIZ Cases

Corrugated spring assemblies with elastic intermediate layers support axial deflection and tilting movements in power steering ball nuts.

A screw-nut actuating system uses an Invar internal shaft and steel tubular portion to maintain dimensional stability during thermal cycles.

A fluid activated pin removal tool uses a rotating cylinder to extend a piston for force application.

Segmented belt drives and inversion principles reduce component stress from direction changes, lowering service costs while maintaining lightweight design.

A resilient support member connects the ball nut and nut pulley to prevent idling during auxiliary steering operation.

A shaft furnace charging rotor drive uses a compensating coupling to transmit torque between separate gear casings.

A compact wave energy converter uses a double pulley configuration to drive an internal mass-spring oscillator.

Gear train adapter connects power tools to trailer jacks, replacing manual cranking to reduce hitching time and effort.

Slidably coupled lever arm reduces angular displacement and wear while maintaining effective force transfer in compact actuating devices.

An inclined diaphragm plate in a wave gear device increases axial length to enhance fatigue strength and load capacity.

Spring-loaded engaging elements retract to avoid conflicting contact, enabling wide transmission ratio variation in continuously variable transmissions.

Segmented gearbox stages reduce volumetric envelope and enable automatic anchor release during power failures in constrained wellbores.

Segmented securing portions prevent misalignment during assembly, enabling easier adjustment of the tensioner member while reducing component length.

A holder frame mounts a power drive to rotate a screw nut, which drives a threaded screw rod along an axial guide rail.

Segmented elliptical arcs in the recirculation path reduce the design envelope and simplify manufacturing.

A compact active chassis housing encloses parallel three-shaft transmissions and drive motors to generate high torque output.

A cable switch uses a crank and movable guide to achieve stable positions without locking devices.

A carriage driving apparatus uses a biaser holder to tension a timing belt via a movable pulley.

Helical gear limits axial forces to prevent chipping in brittle materials like glass and ceramics.

A hollow motor drive device positions a permanent magnet and nut member non-overlapping on the drive shaft.

Reinforced plastic casing and a breaking flange improve sealing and durability while reducing weight.

Segmented threads multiply lead beyond 50 mm while maintaining compact design and reducing machining precision challenges.

Connecting webs permanently position sealing elements on the support section, preventing radial displacement and detachment in traction drive tensioners.

A drive mechanism connects to existing rotary components to facilitate accessory operation.

Inclined driven cam surfaces expand sliding contact area gradually to lower operation torque during steering wheel position adjustment.

A shift control unit modifies variator speed ratios to maintain optimal transmission efficiency.

A linear drive uses a fixed rail to guide support elements, resolving instability from U-profile bending in long spindles.

Coaxial center and side differentials distribute torque via belt drives to primary and secondary axles.

Segmenting the guide member into a cylindrical sliding surface and anti-rotation recess eliminates costly trilobular machining in air actuated disc brakes.

A hydraulic piston drives a pivoting guide via a lever and cam mechanism to apply force against an engine timing chain.

Nesting the gear drive within the hollow structural member protects components from debris while enabling extended slide-out movement.

Enlarged diameter portions on the ball screw nut inner surface prevent axial end contact between the retainer and nut, reducing friction torque.

Segmented plastic threads engage the spindle nut to eliminate corrosion and wear while maintaining dosing accuracy.

A hybrid drive system couples an electrical machine to a combustion engine via a clutch to supply power to the drive train and accessories.

A torsional spring mediates torque between a speed summed differential and a rotary position sensor to measure output load.

Asymmetric division of the recirculating part maintains ball path continuity while preserving tongue portion strength in low lead angle devices.

Spring pretension eliminates radial and axial clearance in the sliding bearing, shifting resonance frequency to reduce rattling noises.

An orifice in the relief valve restricts oil flow to prevent sharp pressure drops and air separation, ensuring immediate damping force generation.

A convertible top link arrangement pivots the element rearward and downward using a spatial coupling mechanism.