Gearboxes TRIZ Cases

Positioning the reduction gear centrally reduces bulk and weight while enhancing centrifugal force absorption.

An adapter plate integrates a circumferential groove and discharge channels to collect and remove lubricant from the motor gear interface.

Tubular members attenuate electromagnetic wave leakage while allowing flexible pulley arrangement.

Nesting a planetary gear transmission inside a hollow motor shaft reduces drive unit volume while maintaining rotational rigidity and control.

Universal mounting features allow identical electric drive units on front and rear axles, eliminating custom designs for different packaging constraints.

Extruded wrought aluminum drive shaft housing eliminates casting tooling costs and cosmetic defects by removing draft angles from the component geometry.

A multi-part housing assembly uses continuous seal flanges and saddle recesses to secure a gasket between interlocking structures.

A cantilever engine unit employs a needle bearing between the rotational shaft and gear body.

A dump truck travel assembly spindle integrates a cast flange on its reduction gear unit-side member to position a support bearing between the motor and gear.

Offset clutch teeth integrate directly into the transmission housing, eliminating long bolts and deep casting complexities.

A power transmission gear housing features an abutting portion that restricts displacement range without attaching to the rotating shaft.

A longitudinal regulating component enables reciprocal movement along a gear axis to align the photosensitive drum driving mechanism.

Segmented housing with spring stabilization protects the actuator from mechanical influences while simplifying assembly.

A transmission shaft channel reduces its passage cross section with a nozzle component to meter lubricant quantity, extending maintenance intervals.

A modular transmission side cover assembly integrates molded fluid channels to route transmission fluid directly through the housing structure.

A bearing system uses a frictionally connected lid part to seal a stepped bore and prevent dirt particle penetration.

Aluminum transmission housing integrates a linear clutch actuator and single air supply manifold to reduce weight and complexity.

A segmented radial sliding bearing supports a planet gear carrier to reduce wear and simplify maintenance.

Housing the electric oil pump inside the case enables effective oil cooling for the rotary machine.

Segmented seal plates and elastic members block water ingress at complex crankshaft openings while reducing component count.

A CVT housing with a duct panel draws ambient air through an air duct to cool pulleys, resolving heat buildup in enclosed covers.

Overhanging portion and extending rib form a splattering space that directs working oil toward the converter housing.

A housing-fixed oil collecting duct channels centrifuged fluid from a rotating planet carrier to a lower collection area.

A universal mounting flange on the electric drive unit interfaces with both the transmission and transfer case, reducing component count and manufacturing cost.

Integrated duct network directs lubricant to bearings and gears, reducing flow distance and eliminating bubbles in electric scooter power assemblies.

Segmenting play amounts between the shaft and magnet holder resolves the trade-off between assembly ease and detection accuracy in shift-by-wire systems.

Magnetic members generate attractive or repulsive forces to eliminate clearance between the worm shaft and wheel, reducing rattling noise.

Merges drive motor, gearbox, and controller into one liquid-cooled unit to eliminate long cables and reduce energy loss.

Axially movable coupling sleeves engage a planetary gear within a range gearbox to transfer torque for reverse operation, preventing main gearbox elongation.

Merging the stopper function into the housing bracket reduces weight and cost while improving vehicle handling performance.

A dual drive torque load binder uses a gear mechanism to tighten chains rapidly with a hand-held drill.

Nested gear actuator assembly reverses rotation via biasing member to minimize noise and vibration.

An elastic spacer displaces grease inside a sealed gearbox housing, reducing weight while preventing excessive internal pressure buildup.

Segmented housing structures with integrated bushings prevent radial and axial movement under severe loading to extend component lifespan.

An asymmetric sun gear arrangement expands the input speed range and allows in-line placement with a hydraulic unit, eliminating intermediary gearing.

A clutch bell partition isolates pneumatic exhaust air to minimize noise emissions and protect internal components from dirt and water ingress.

A flexible bellows enclosure protects transmission shifter linkages from debris accumulation while allowing free rotational movement.

Sealed vent apparatus with annular seal elements directs oil radially inward to prevent alternator flooding.

Offsetting a magnet from the suction port captures ferrous debris in hydraulic oil, protecting the power transmission mechanism.

Axially adjustable bearing bushes eliminate axial play in one-piece gear housings, reducing noise and simplifying assembly.

Variable wall thickness in a plastic motorcycle chain guide reduces weight without sacrificing strength, preventing deformation under impact.

A lube management valve supplies lubricant to a coupling actuator only during engagement.

Multi-epicyclic friction transmission uses spherical planets and pressuriser rings to transfer power via rolling contact.

Removable shroud covers differential case windows to form a smooth cylindrical contour, reducing fluid churning and windage losses during rotation.

Internal communication paths in the side gear deliver lubricating oil to clutch plate interfaces, preventing drag noise and stabilizing low-speed turning.

Merges partition walls with casing members to prevent lubricant oil invasion and reduce production costs.

Multiple small motors drive a central gear in a hollow speed reducer, reducing axial length while maintaining high speed reduction ratios.

Single integrated housing eliminates fastener joints while nested planetary gears minimize packaging space in electric vehicle drive systems.

Alignment ring protrusion secures against symmetry axis motion to reduce slipping and abrasion.