Gearboxes TRIZ Cases

Segmented spindle gearbox housing uses interchangeable covers to resolve the contradiction between part multiplicity and adaptability in electric seat drives.

Wall portions covering the side and tip of a latching claw prevent breakage from external impacts while maintaining reliable engagement.

Multiple dipstick access ports on a transmission housing improve fluid level monitoring accessibility.

A spherical recess transition in the planet web cheek reduces stress concentration, allowing thinner walls while maintaining structural strength.

Segmenting hydraulic pumps eliminates rotating seal leakage and pressure regulation losses, improving fuel economy through stationary piston assemblies.

Adjacent multi-disc clutches reduce axial length while recessed valve units prevent iron powder contamination.

A separate guide member prevents protrusions from running onto support rollers under external forces.

A gear housing bulge connects mounting feet via side walls and an upper wall, reducing weight while preventing structural failures at distal ends.

Repositioning the attaching boss to the housing lower surface resolves interference with peripheral equipment while maintaining structural reliability.

Oil bath immerses the actuator solenoid section to provide direct thermal management for the transmission control unit.

Segmenting the differential case into nested units resolves the conflict between assembly ease and structural strength.

Segmented mounting bracket and movable member absorb impacts and reduce noise while maintaining lightweight reliability.

A resin reduction gear uses a high-modulus reinforcing component along its inner peripheral surface to enhance structural rigidity.

A seven-speed transmission merges shift operations into four groups across input and output shafts to minimize transverse dimensions.

Convex curvature on the transmission housing surface eliminates contamination adherence and simplifies manufacturing by removing recesses that trap debris.

An inclined groove directs collected oil to recessed bearings, resolving insufficient supply in vehicle transaxles.

Eccentric rolling bearing positions worm shaft to eliminate high breakaway torque in electromechanical steering systems.

A rotary member mounting structure uses snap rings and spline grooves to secure a speedometer drive gear on an output shaft.

Segmented chambers and dynamic shields isolate aircraft gearbox gears from bulk lubricant, preventing harmful submersion during extreme attitude orientations.

A flat steel plate with eleven holes fully encloses automatic transmission pump gears to provide a solid mounting base.

Local relief zones on the flexible gear reduce torsion and root fatigue while extending wave generator bearing lifespan.

Segmented oil paths combine gear scooping with active pumping to maintain catch tank levels during low-speed operation.

A planetary gear mechanism replaces viscous oil with a magnet to generate axial thrust, stabilizing the switching point against environmental degradation.

A webbed brace joins transmission, transfer case, and front axle housing to increase bending frequency and reduce noise vibration harshness.

A detachable spacer housing connects engine and transmission shafts to enable modular powertrain assembly.

Separate input discs with central gear positioning reduce circumferential speed while shrouds restrict oil movement paths to lower agitation loss.

Integrated drive housing protrusions eliminate separate bearings, reducing weight and production complexity.

A partitioned oil reservoir keeps the hydraulic sensor submerged in fluid.

An asymmetric differential gear casing extends forward-direction fatigue life without increasing weight or size.

Integrates motor, transmission, and controller within a single casing to reduce space occupancy while isolating electronics from mechanical interference.

Offset chamfer edges on coaxial gear teeth guide axial movement, reducing binding and misalignment when shifting against spring force.

A parking brake actuator uses specific gear ratios to transmit motor force efficiently.

A sliding gear transmission device enables selective engagement between parallel shafts to adjust rotation speed.

Gluing spacer sheets to gear sidewalls positions toothed gears with precise backlash clearance.

Detachable support means enable unimpeded component insertion through one housing opening, resolving assembly complexity without adding structural openings.

Elastomer layer enables snap-fit connection between plastic and aluminum housings, eliminating complex fasteners while maintaining thermal stability.

A coaxial electric axle drive system integrates a shiftable two-speed transmission with a compact shift actuator.

Segmented case cover and exhaust ducts channel cooling air to reduce temperature in the belt transmission chamber while maintaining motor unit maintainability.

Cast housing directs lubricant to bearing via sloped wall, preventing shaft weakening from drilled circuits.

A gear case protrusion contacts the chain to constrain axial movement, preventing derailment without complex positioning mechanisms.

Integrating the electric motor housing with the transmission cover eliminates complex sealing interfaces and reduces mechanical stress from resonance.

Segmented spring mechanisms retain jack components in loose fits, eliminating interference fit damage during servicing.

An electric control box replaces direct nut-screw contact with a push rod intermediary, reducing friction and vibration while maintaining precise positioning.

Merges multiple speed change gears onto one input shaft to eliminate accumulative axial dimensional errors while enhancing torque transmission capacity.

Parallel auxiliary holes in the mount fastening portion redirect collision loads, suppressing breakage hole generation and protecting internal components.

Radial slide bearing hub with annular support elastically deforms to optimize load distribution in planetary gear systems.

A lock-up clutch control device switches the clutch to decouple when oil pressure drops, increasing engine speed and pump discharge.

A redundant mount around the output shaft redirects loads through rolling bearings during front housing rupture.

Positioning high-ratio gears centrally and tapering jaw clutch diameters mitigates root stress and shaft deformation.

Asymmetric clearance distribution reduces fluid leakage without increasing gear weight or pump size, maintaining compactness.