Electric Propulsion Mounting TRIZ Cases

Integrated fluid pathways and plastic distribution elements cut EV thermal module space, weight, hose connections, and assembly time.

Lower-rigidity front extensions absorb frontal crash loads, limiting rearward electrical device displacement and protecting adjacent units.

An inclined protection wall redirects side-collision loads from the vehicle step to shield underfloor high-voltage units or fuel tanks.

Coordinated intermediate ratios with a planetary stage balance torque evenly across driven shafts while keeping the electric drive axle compact.

Perforated cover walls disperse non-conductive coolant across a battery array to improve heat uniformity and support high-rate charging.

Reinforcement members fastened to EV side sills raise floor rigidity, reduce seat vibration, and improve battery and side-impact protection.

Guide arms on the differential carrier capture oil from the sun gear and redirect it to differential gears for better lubrication and cooling.

Three planetary gearsets and shared shifting elements deliver multiple EV gear ratios while integrating a compact parking brake with low drag losses.

Sliding battery trays and modular packs let vehicles swap energy capacity quickly while keeping the chassis adaptable for different uses.

Embedded contacts and a positive-locking element combine rotor excitation, shaft locking, and position detection in less installation space.

Detachable support elements create motor mounting space in the EV front frame, easing assembly tolerances while keeping stable load transfer.

A nested differential and planetary gear layout with a shift ring cuts axial length, easing wheel-end packaging and component conflicts.

Asymmetric sidewall fastening and a front protrusion reduce battery deformation while preserving exhaust pipe clearance in vehicle packaging.

Multiple coupling devices let two electric motors deliver seamless shifting and more gear ratios without variable transmission complexity.

A coaxial dual-planetary layout gives heavy-duty EV powertrains four gear states while reducing transmission length, packaging bulk, and complexity.

A coaxial shift ring and nested planetary-differential layout make the EV drive unit more compact near the wheels while preserving gear selection.

Nested planetary gearsets deliver multiple EV gear states in a compact layout, improving efficiency and enabling neutral power disconnect.

A lifting column and rotating pressing sleeve lock a vehicle battery with simple vertical motion, avoiding large cover flips and front-structure interference.

Rotary-body oil scooping pressure-feeds a first oil passage, maintaining stable lubrication during vehicle tilt without adding a pump.

A dual-power-machine drive switches by speed threshold to deliver seamless shifting, high traction torque, and fewer shift shocks.

Coolant pressure actuates the parking lock and coupling device while cooling the e-machine, cutting weight, space, and separate hardware.

A central partition and removable side walls turn the EV frame into accessible battery compartments with higher capacity, cooling, and protection.

Guide rails and compression protrusions align a battery module in a tight housing, reducing assembly damage, gaps, and vibration wear.

A secondary oil reservoir uses ring-gear splash and gravity-fed passages to lubricate the differential while reducing gear drag.

A dual-motor planetary CVT varies torque and speed for steep roads while cutting EV energy use through selective idler gear locking.

Staggered driving-claw engagement helps a clutch shift across speed differences with lower actuation effort and reliable torque transfer.

Twin battery packs independently drive the rear wheels while isolated drop-in receptacles speed swaps and contain corrosive battery leaks.

An L-shaped holder mounts an electric motor below vehicle frame rails to improve fastening stability, lower center of gravity, and damp vibration.

Dual cross members and reinforced side sills distribute side loads and absorb impact energy to protect EV main and auxiliary batteries.

Multiple planetary gearsets create a compact EV transmission with wider speed ratios, shiftable gear states, and lower energy loss.

Coaxial planetary and reduction gearsets create a compact heavy-duty EV powertrain with four gear states for efficient ratio selection.

Embedded metal inserts in a composite EV battery tray improve impact resistance, secure frame fastening, and support integrated cooling.

A sideways rear-seat duct inlet keeps battery cooling air flowing by avoiding blockage from passenger legs, cargo, and foreign objects.

A liftable tail wheel raises one drive-wheel pair so a zero-turn mower keeps traction and control on slopes and wet ground with less turf damage.

A positive-lock axle coupling disconnects a deactivated electric front axle to cut drag losses and extend vehicle range.

A nested motor inside the differential carrier and an external gear module cut axle length, improve balance, and support water-jacket cooling.

Multiple fastening positions let the housing rotate to suit different vehicle installation spaces while keeping connector alignment practical.

A central mounting block and connection structure redistribute battery box loads to stabilize chassis attachment under complex stress.

A centered transaxle with upper-side motor and power control unit balances inertia, cuts vibration and noise, and saves front-rear packaging space.

Ribs, gaskets, and drainage paths redirect water away from vehicle charging hatch openings to protect sockets and electronic modules.

An exo-skeleton battery frame shifts load from the housing, cutting weight, freeing internal volume, and enabling vent channels for thermal runaway.

Shaped busbars mounted along a reaction rod or leaf spring carry motor power through suspension travel while avoiding cable bending and fatigue.

A reinforcing brace links the trailing-arm bracket to the battery pack, shifting vibration loads to improve bracket rigidity and body stability.

Separate coolant paths for stators and rotors improve dual-motor powertrain cooling while reducing piping complexity and oil demand.

A shear-off coupling arm lets the powertrain shift during a crash, creating deformation space and reducing cabin and battery intrusion.

Parallel power converters are split across protected vehicle zones to speed battery charging without enlarging the vehicle or raising collision risk.

Two motors with separate planetary reductions split torque by driving region to improve EV acceleration, efficiency, and motor cost.

By nesting the freewheel under switching teeth on a lower-speed shaft, this gearbox cuts axial length and mechanical stress during shifting.