Toothed Gearings TRIZ Cases

A belt, gear, and rotary-linear steering drive multiplies motor torque while cutting back-drive torque and current draw.

A four-stage creep gear train raises tractor reduction ratio without enlarging the transmission case, while integrated braking eases axle-case load.

By nesting the motor inside a wave gearbox, this case cuts installation space while preserving flexspline deformation stability and heat dissipation.

A narrowed sun gear overlap in the planetary reducer preserves clearance, prevents double-tooth meshing, and stabilizes clutch torque transmission.

A segmented creep gear train raises tractor low-speed reduction without enlarging the transmission case, while brake placement cuts axle case load.

A horizontal shaft jig keeps the constant speed shaft aligned during rotor insertion, cutting adjustment work and assembly time.

A split planetary and bevel reducer shrinks the wheel drive unit, protects the motor from road impact, and lowers unsprung mass.

A non-eccentric planetary reducer lets the clutch rotor use one bearing instead of two, cutting size, cost, radial load, and inertia.

Alternating ground-engaging supports keep the conveyance statically balanced on stairs while accommodating obstacles without damaging stair corners.

Multiple smaller motors or hydraulic units feed a planetary final drive to meet torque needs within tight space and cost limits.

A dual-bolt telescopic module increases steering column stroke in limited space while keeping motor output low, reducing noise and easing assembly.

A ferrous target and back-biased tunnel magnetoresistance sensor detect shaft speed and direction through a non-ferrous housing.

A planetary gear set nested inside the motor shrinks the steer-by-wire handwheel actuator while preserving manual steering capability.

A constant-mesh dual-input gearbox uses clutch or brake switching and reverse locking to prevent backdriving during manual-motor torque transfer.

Axially separating the transmission unit and gearbox releases spur-gear meshing, simplifying rotary system maintenance and inspection.

Bypass drive lines add intermediate ratios in a dual-clutch transmission, enabling smooth range shifts without halting or clutch input.

An axially shifting gear lets one actuator independently drive upper and lower grill shutters, balancing drag reduction with radiator cooling.

A magnetic sensor above the rotor magnet removes separate sensing parts, while rotor surface curvature lowers cogging torque and improves efficiency.

By overlapping the rotor and nut member radially, this actuator cuts axial length while maintaining torque transfer and mounting flexibility.

Two individually shiftable planetary gear sets deliver nine forward gears, cutting AMT weight and complexity while preserving efficient torque transfer.

By placing the second shaft outside the oil reservoir and routing oil with a guide and catch tank, this layout cuts stirring resistance and improves transmission efficiency.

Coaxial helical gears with matched twist and different helix angles stabilize cartridge drive engagement and reduce wear from mounting misalignment.

A shared double-planet input stage supports centric or eccentric motor placement while reducing gearbox parts, contact losses, and bearing load.

Inclined releasing-guide teeth enable gradual meshing clutch disengagement, cutting shift shock and noise caused by internal circulation torque.

A dual-stage hollow shaft and planetary layout expands transmission ratio range while keeping a compact envelope through selectable coupling paths.

An eccentric adjusting sleeve shifts worm center distance to quickly tune steering gear backlash, cutting friction, noise, and torque fluctuation.

A coaxial helical gear layout with matched twist and different helix angles improves cartridge drive alignment and reduces gear wear.

A clutch-free SIVRT geartrain enables stepless ratio selection and uninterrupted torque transfer for heavy-duty stop-start-reverse duty.

A variable-pitch worm and adjustable wheel meshing enable mechanical speed ratio control without costly inverters.

Controlled substrate rotation changes cavity orientation during electroplating to reduce turbulent flow and improve plating uniformity.

A wear-resistant member between the sliding seat and guide rod cuts friction noise and wear while supporting stable slip-ring power and signals.

Tapered fastening surfaces lock end plates and gears against radial displacement, preventing decentering under high load in strain wave gearing.

Internal chamber walls, pumps, and a heat exchanger keep a compact dual-clutch transmission lubricated and cooled for off-road use.

Overlapping the direction-changing gear and speed reducer cuts steering device thickness while preserving steering assist and power transmission.

Separated grease and oil chambers cut steering gear oil volume, reducing weight and oil agitation friction while preserving lubrication.

A conductive slip ring replaces separate batteries and Bluetooth links to keep camera slider axes powered and precisely synchronized.

An integrated flange and gear case improve EPS component alignment, cut part count, and reduce fastening deformation for reliable steering.

Separated oil and grease zones cut steering gear weight and oil agitation, while belt transmission reduces backlash for more accurate operation.

An adjustable hinged gear drive replaces fixed 90° winch transmission layouts to cut power loss and save deck space on sailing vessels.

A symmetric bevel gear double differential achieves high reduction ratios with lower sliding velocity, reducing friction, heat, and bulk.

A pivoting bit securing member keeps small-screw bits axially locked while enabling quicker changes in a compact offset gear unit.

A dual-planetary gear layout adds three gear positions to cut EV transmission step ratio, reducing shift shock and power loss.

A movable gear links coupling rotation to roller drive and auger engagement, keeping roller direction constant while timing toner supply.

A lightweight resin ring fills the annular gear gap to stop lubricant pooling, maintain proper lubrication, and avoid added mass.

A linear semi-trailer turbine fracturing layout cuts weight, transmission loss, and single-point failure risk for continuous heavy-load operation.

Rolling contact between an elliptical wobble plate, stator gear, and output gear cuts friction and vibration while enabling compact 100:1+ reduction.

A flexible carrier-shaft connection and tilted ring gear axis reduce planet and ring gear tooth loads while maintaining stable gearbox operation.

A dual planetary gearset with forward and reverse brakes replaces bevel gears to cut shift noise, size, and assembly complexity in marine transmissions.

Balanced radial fastening strength and fitted joints suppress flange deformation, preventing wave generator and bearing misalignment.

Perpendicular horizontal worms and dual-sided bearing support balance heliostat loads, simplify installation, and reduce oil leakage risk.