Power Operated Starters TRIZ Cases

A travel control device blocks power transmission during free-running to increase rotary element speed for efficient engine starting.

An integrated pinion-plunger solenoid assembly merges mechanical and electrical functions to reduce axial length and component count in starter motors.

A vehicle engine control system stores authorization data in non-volatile memory to maintain operation during controller resets.

A vehicle control device adjusts engine startup timing based on crankshaft speed to optimize gear engagement.

Direct coupling of a rotor to an engine shaft eliminates V-belt slippage during cold starts, ensuring reliable torque transmission.

Rear surface cavity holds grease reserve to simplify filling and ensure consistent lubrication.

An inclined second air gap positions the rotor radially outside the field core to deliver magnetic flux.

Merges the rope reel and cam via an extended portion to eliminate complex draw-out preventing plate detachment during maintenance.

A control apparatus adjusts fuel injection volume based on detected piston stop position to stabilize engine restart combustion.

Electric machine rotation maintains engine readiness during fuel cut-off, reducing pumping work and improving low-load efficiency.

A dry friction clutch starter uses centrifugal force to disengage the pinion from the ring gear upon engine start.

A one-way isolator uses stop members and a spring to transfer torque or provide vibration isolation in flexible drive systems.

A hybrid vehicle control system manages torque transfer capacity through slip engagement of a selected gear position clutch during mode transitions.

A hybrid engine start control method selects between a starter and motor-generator based on cold or cooperative conditions.

A hybrid vehicle control system selects engine starting methods based on torque necessity to curb particulate matter emissions.

Thick graphite cover-layers containing hard compounds and solid lubricants eliminate costly sputtering while extending commutator service life.

A control lever pivots around a movable axis to drive the starter drive assembly into engagement with the engine flywheel.

A reversible electrical generator cranks an internal combustion engine shaft directly, eliminating separate starter motors and mechanical linkages.

A starter drive assembly integrates axial grooves and a screw shaft into the clutch plate to eliminate separate keyway components.

Helical spline coupling positions the pinion gear between two bearings, reducing axial length and mounting difficulty.

A vehicle starting mechanism uses a switch box with an openable lid to house the power switch near the driver panel.

An intermediary damping element absorbs vibrations from the planetary gearing, reducing noise transmission and enhancing durability in start-stop applications.

A combined starter-generator employs a gear set and clutch assembly to eliminate belt drives, reducing device complexity while enhancing system reliability.

An asymmetric spring wire cross section increases the bending section modulus while preventing dirt accumulation on the inner surface.

A diode accommodation core positions terminals via guides to establish pressure contact within starter engine solenoids.

Rotatable valve plate redirects exhaust gas flow through a shared housing to recover thermal energy, reducing device complexity while enhancing fuel economy.

A high-voltage pinion starter integrates a polyphase motor and solenoid switch to drive internal combustion engines using existing vehicle power infrastructure.

An engine control apparatus calculates future speed using a reversed friction component and pumping loss energy.

A spring support element radially supports accordion spring corrugations to prevent buckling and deflection, extending component service life.

A combined starter and generator device uses a magnetic cam assembly to shift clutches within an integrated gear set for direct engine coupling.

A hydraulic soft start system uses a piloted flow control valve to gradually increase fluid flow to a motor inlet.

A starter system solenoid assembly manages current flow through segmented windings to control pinion engagement with the ring gear.

A bypass relay switches between closed and open states to manage current flow in an idling-stop vehicle engine starter circuit.

A two-mode power transmission system uses planetary gear sets and freewheel mechanisms to switch speed ratios automatically.

Dynamic dual solenoid control reduces pinion speed at low torque, resolving the energy consumption versus cold crank speed contradiction.

A mild hybrid starter and generator adjusts engine torque distribution to manage thermal loads during vehicle operation.

A brushless electric starter motor uses pulse width modulation to generate consistent cranking torque across the entire speed range.

A motorcycle engine positions a starter gear outward beyond the one-way clutch on the crank shaft.

Flash butt welding prevents cracks during high-carbon joining while retaining preliminary carburized layers to lower manufacturing costs.

A hybrid vehicle controller adjusts electric motor torque during engine start to manage frictional engagement slip.

A controller energizes an electric machine and belt integrated starter generator to crank a vehicle engine.

Dynamic clutch pressure profiles reduce cranking torque and improve restart consistency by adapting to the known crank angle.

A one-way clutch prevents reverse rotation while a dynamic variator adjusts speed reduction ratios to stop gear breakage during high-speed pinion engagement.

Adjustable brush device selects commutation angle via support notches, resolving fixed switching limitations in vehicle starters.

A starter arrangement nests the unit within axial distance s between the ring and clutch.

Integrating the electromagnetic switch and solenoid into one unit reduces radial space requirements while maintaining component durability.

A starter system relay switch controller monitors motor energization voltage to manage solenoid assembly power delivery.

A gear assembly configures an electric machine to operate as a starter or generator.

Integral anodized aluminum rotor with splines matches air motor rpm to engine rpm while preventing relative rotational movement.

A belt-driven starter generator uses a predefined torque curve to amplify output torque via mechanical resonance.