Propulsion Power Plants TRIZ Cases

Replacing mechanical cables with solenoid-controlled hydraulic circuits simplifies installation and passage design for inboard-outboard drive shift mechanisms.

Segmented battery panels distribute weight across the boat deck to balance power output and vessel stability.

A tilt-trim controller manages outboard motor movement within preset limits.

Segmented ventilation films with an intermediary air chamber prevent water and oil adhesion to preserve gas permeability.

Internal ring gear couples output shaft to forward or reverse gears via clutch switching, eliminating counter shaft complexity.

Pivoting the propeller shaft rear end higher prevents transom water flow obstruction and increases reverse propulsion force.

Segmented control prevents high-speed shifts during engine start-up by allowing unrestricted throttle operation while blocking neutral gear engagement.

An intermediary bracket positions wiring away from the cowling inner surface, preventing sliding contact damage during downsizing.

Coiled conductive cords transmit signals during 360-degree rotation, eliminating slip ring data interruptions.

Segmented thruster sections lift via hydraulic jacks to bypass dry docking, cutting repair downtime.

A wearable fob receives rescue intention notifications from a watercraft communicator to inform the overboard user.

A trim angle regulator adjusts the outboard motor orientation based on torque converter speed ratio calculations.

A motorized pole mount rotates a sonar transducer via an electric actuator.

Segmented pod thrusters increase propeller disk area to reduce output BHP while maintaining maneuverability.

Segmentation decouples the neutral adjusting mechanism from the shift shaft to resolve positioning errors caused by component tolerances.

A motorized water vehicle uses a stern-mounted tether to tow enthusiasts without onboard steering.

A bypass passage diverts lubricating oil around a spiral path to increase flow rate and circulation efficiency in outboard motors.

A boat drive nacelle housing features attachment part receptacles that secure fins via form-fitting profiles.

A boat leveling unit diverts fuel between port and starboard tanks to correct listing automatically.

A remote control ECU manages communication with a gauge ECU to transmit accurate engine information during system startup.

Segmented guide modules constrain canister movement to enable easy repair while forming a waterproof seal via elastic deformation.

A watercraft remote controller features a slidable lock release button connected to a rod via a conversion mechanism.

Rotating the tiller arm past an unlock feature deactivates the lock, solving inconvenient manual operation.

A hybrid steering system combines mechanical linkages with electromechanical actuation for precise trolling motor direction control.

An offset power take-off assembly and angled cylinder banks lower the engine profile, freeing passenger space while maintaining stern drive alignment.

A control apparatus adjusts outboard motor trim angle based on throttle opening changes to manage propeller operation.

A tie-bar actuator controller synchronizes multiple outboard motors to resolve the trade-off between straight course stability and turning maneuverability.

Lateral offset capability separates motor central planes from pre-existing hole centers, preventing collisions during turning maneuvers.

Flexible lines connect the oil tank to the drive unit, resolving vibration and thermal expansion issues.

Nested covers with acoustic insulators seal propulsion housings, reducing drive noise leakage and enabling quiet vessel interiors.

Intermediate water-cooled bearings prevent long shaft bending and whipping caused by centrifugal forces.

A marine propulsion control system monitors motor parameters to adjust trim-tilt angles and prevent propeller ventilation.

Segmented housing isolates the engine from bilge water to reclaim deck space.

Rotating the midsection around the driveshaft axis prevents powerhead interference and enables tighter steering angles.

Integral keels form a tunnel with the hull bottom while airfoils guide thruster flow, reducing power loss and protecting propellers from damage.

Rotating stabilizer fins creates drag and downward force, reducing stopping time without anchors.

A gearset rotates the shaft automatically, eliminating extra actuators while preventing pontoon damage during storage.

Vertical clutch rod behind drive shaft increases rigidity and reduces deflection for accurate outboard motor shifting.

Segmented rigid pontoon modules resolve puncture and transport contradictions via interchangeable sealed compartments.

Stationary heat conducting means connect motor housing upper portions to strut outer walls, resolving hot spot temperatures without adding cooling ducts.

Segmenting the outboard motor into a detachable power source and driven unit reduces storage volume while minimizing vibration through rubber shock absorbers.

Side-mounted intake apparatus uses segmented ducts and resonator chambers to prevent water entry and suppress noise without enlarging the engine block.

Segmented seals address leakage at divisible cover boundaries, ensuring dry engine operation and resolving reliability issues.

A boat control lever forms a closed contour with the base plate to prevent rigging entanglement.

A spiral trench on the counter shaft pumps lubrication oil from a lower reserve part, reducing wear and shift shock in outboard motors.

A marine vessel controller acquires hull speed data to determine rescue necessity before transmitting signals.

Electronic controller varies power output to a brushless motor, eliminating propeller deflection and improving efficiency.

A propulsion steering differential manages overload torque by routing excess force to a brake device, preventing transmission damage.

A marine vessel control system adjusts heading to minimize pitch or roll while maintaining station keeping position.

A marine propulsion system uses counter-rotating impellers to convey water and generate thrust.