Gearboxes TRIZ Cases

Segmented speed-change and reduction gearboxes allow quick module replacement, reducing downtime during maintenance.

Arc rib with offset wall boosts transmission case rigidity, reducing vibration and noise while avoiding weight penalties from thicker plates.

A floating gearbox uses a slider plate to allow housing movement along intersecting axes.

Compressing the coil spring with a tool before inserting the worm shaft eliminates obstruction and improves assembling workability.

Axial beam welding bisects interface angles between crown wheel and casing, eliminating complex fixtures while maintaining flat press-quench faces.

Integrating the flange and planet carrier into one piece reduces gearbox weight while maintaining connection reliability.

A thin nozzle tube sprays oil toward belt grooves using identical spray angles for upstream and downstream pulleys.

Co-fastening bolts join split case projecting portions and vehicle supports, preventing separation under helical gear thrust forces.

Segmenting the gearbox casing into a lightweight composite shell and a structural metal liner resolves weight versus strength trade-offs.

One-piece rear retainer seat and parallel casing halves simplify assembly of self-locking linear actuators.

An assembly device with nested guide elements ensures precise alignment of the stator relative to the rotor hub and gearbox housing during insertion.

Pre-formed guide structure directs lubricant flow to specific feed openings, ensuring consistent coverage across axle assembly components.

A clutch actuator nested inside an engine oil sump part uses parallel passages to manage hydraulic pressure and lubrication.

Bonding polymeric composite structures to lightweight metal components reduces linear thermal expansion and stabilizes bearing preloads.

A modular bevel gear module couples directly to motor and gearbox housings using plug-in elements.

A noise attenuation member fits between a steering dust pack housing and pinion shaft to block sound transmission.

Shared housing cavity eliminates intermediate components to reduce radial installation space while increasing gear ratio.

Adapting disc and annular adapter distribute gravity and impact force from heavy pellet chamber, preventing localized stress and gearbox breakage.

Segmenting the drive system into a universal modular head reduces manufacturing complexity and cost while maintaining hybrid power delivery.

A two-speed gear box assembly with a splitter gear unit transmits torque to dual output shafts for twin rotor combines.

An oil communication passage maintains fluid levels between motor and transmission chambers to ensure stable lubrication.

Gear cage assembly aligns planet gears using a pin and bushing system to resolve misalignment instability in air turbine starters.

A flexible display guided by transparent plates deforms to provide rear view information while maintaining a clear forward path.

A compact electro-hydraulic actuation group integrates power and actuation units within a single hydraulic casing to reduce system volume.

A cutout portion directs oil flow through a defined gap to suppress air entrainment caused by radial splattering during rotation.

Dual motor powertrain with planetary gear set prevents torque interruption during shifts, maintaining continuous power delivery.

A compact electronic parking lock actuator integrates the controller within the gearbox casing to reduce volume.

A composite reinforced ring gear design minimizes radial deformation at high rotational speeds through a mechanical interference fit between materials.

An actuating device uses an eccentric output shaft and modular gearwheels to enable variable transmission ratios within a shared housing structure.

Segmenting engagement ratios across two stages reduces mechanical noise while maintaining gear strength without enlarging the system.

Segmented carrier frames and nested planetary gears resolve concentricity deviations while easing assembly of the reducer.

A maintenance fixture moves a sun pinion along its central axis using an insertable shaft and attachment mechanism.

Integrated rib structure on vehicle driving apparatus housing dissipates heat from speed reduction mechanism lubricant, reducing weight and manufacturing costs.

Integrating three differential gears with the engine eliminates universal joints, reducing vehicle length and weight.

A limiting member between the reduction gear and coupling prevents grease intrusion, maintaining rotation accuracy of the output shaft.

A rotating member fixing structure uses a margin adjusting part to reduce press-fitting margins between the shaft and bore sections.

Precision machining of an axle carrier housing using a datum setting tool eliminates trial-and-error shimming to ensure accurate pinion bearing preload.

Segmented housing parts with predetermined axial play resolve manufacturing precision trade-offs while maintaining Hall-sensor detection accuracy.

Segmented ring gears eliminate axial shifting to reduce wear and noise, while coupling sleeves enable fast range switching without complex synchronizers.

Segmenting the casing fastening into a screw and clip prevents helical gear spacing under restraint torque while maintaining compact volume.

A gear unit oil scraping device extracts lubricant from rotating wheels using tapered cutouts and upward pipes to transport fluid via kinetic energy.

A pinion holder supports gears in an electric vehicle transmission while storing lubricating oil splashed by rotating components.

Hemispherical protrusions on gear teeth facilitate automatic alignment and cancel riding states, resolving assembly timing errors.

Variable attachment structure resolves overdetermined support constraining forces by enabling precise alignment and uniform load distribution.

Internal mold core and drive pins constrain the inserted pipe during high pressure casting to prevent movement.

Segmented transmission case with intermediate bearing wall supports planetary gear unit assembly.

Nested drive gears and bearings reduce powertrain volume while maintaining torque vectoring capability through independent motor control.

Rubber-bonded immobilizers lock rotational freedom in the speed reducer section, preventing vibration-induced noise during sharp turns.

Nested coaxial shafts minimize imbalance forces and offset angles, reducing wear on universal joints.

A V-belt continuously variable transmission positions a rotational speed sensor on the primary sheave shaft end to enable responsive speed control.