Sparking Plugs TRIZ Cases

Spark plug tip employs Ir-Rh alloy and heat treatment to enhance durability against oxidation and spark wear in turbocharged engines.

A composite ground electrode with controlled curvature radius and high thermal conductivity resolves internal stress and breakage resistance trade-offs.

A spark plug insulator features a non-fit portion and a fit portion to extend electrical insulation distance within the plug cap.

A plasma ignition system connects an RF generator to a coaxial conductor for high-energy discharge.

Nested elastomeric seals and a resilient spring maintain conductivity while blocking moisture ingress in high-stress aviation environments.

Positioning catoptric-light focal point in empty space prevents damage to optical components while maintaining ignition reliability.

Segmented ground electrode design reduces precious metal component temperature by 100°C, preventing cracks and extending service life.

Gradient composition in the laser-welded fused part prevents cracks from thermal stress.

A spark plug insulator design with optimized tip volume and thickness.

A spark plug shell uses a non-uniform thread pitch diameter to increase surface pressure and prevent wobbling.

Automated digital variable resistor extraction algorithm determines optimal common voltage levels through brightness measurement and linear function calculation.

An insulation layer between the tip and ground electrode reduces thermal stress while preventing rapid erosion of the side surface.

Alloying nickel with specific elements creates a protective oxide layer that lowers electrical resistance while maintaining corrosion and erosion resistance.

A spark plug uses a conductive layer on the insulator inner surface to boost dielectric constant and plasma generation.

A spark plug tip uses a specific fusion zone geometry to join the center electrode and prevent premature exposure.

A Lorentz force system accelerates ionized fuel particles into a combustion chamber to initiate rapid ignition.

A node availability management system uses a decision engine to generate atomic actions in a dependency graph for parallel execution.

Segmenting the coil body into hollow and solid sections minimizes vibrational stress on connection points, extending service life.

A multiwavelength solid-state lamp configuration selects primary LED colors to maximize rendered color count.

Segmented magnetic and conductive shields contain stray flux, reducing eddy current losses and stabilizing inductance.

A plasma ignition device uses a multi-frequency electromagnetic wave power supply to generate high frequency waves for efficient energy transfer.

Embedded flexible printed circuits within a polymerized foam engine cover eliminate exposed wiring, reducing fire risk and simplifying service operations.

Optimized prechamber geometry creates controlled rotational flow that reduces flame quenching and autoignition in gas engines.

An annular shoulder supports a radially oriented conductive coating end, reducing flashover risk without increasing insulator shape complexity.

An ignition apparatus uses an inward protruding protective wall to shield the spark plug insulator from fuel and soot accumulation.

Segmented insulator design with varying diameters maintains mechanical strength during hot press filling, preventing breakage in reduced-diameter spark plugs.

Forming recesses on center or ground electrodes concentrates the electric field, reducing discharge voltage while maintaining reliable ignition performance.

Inverting mold parting lines to the outer surface allows smooth inner sealing, preventing water ingress and current leakage in high voltage spark plugs.

A segmented seal uses rigid annular rings and a flexible intermediate portion to maintain contact with inner and outer members.

Segmented electrodes stabilize discharge and release energy, reducing fuel consumption and emissions while maintaining a single heat range.

Nesting the fuel valve within the pre-chamber housing eliminates dead volume and contamination risks while maintaining thermal protection.

Adjustable intermediate member controls electrode pair temperature to prevent carbon deposition and pre-ignition in multipoint ignition systems.

A dual energy storage system supplies higher voltage to a corona igniter during arc discharge, ensuring reliable ignition of combustible mixtures.

A spark plug design positions a noble metal tip to project beyond the ground electrode front end.

Telescoping winding sections collapse into a nested configuration, solving the portability bottleneck of permanent extra-high voltage testing facilities.

An integral pre-combustion chamber segments combustion, reducing laser energy requirements while maintaining ignition reliability for lean air-fuel mixtures.

Transient discharge current control heats the central electrode via a high-temperature plasma channel to prevent carbon deposit formation.

Alloying carbon and silicon in spark plug electrodes forms protective carbides and oxides to enhance material durability.

Curved surface portion on ceramic insulator distributes vibration stress to prevent cracks without increasing thickness.

A turbomachine sparkplug assembly uses a threaded guide to stabilize radial positioning against the combustion chamber axis.

Printing reinforcing maxels alongside polarity transition boundaries creates steeper magnetic field slopes, minimizing wasted energy and boosting torque output.

Ridged metal caps penetrate resin coating to maintain electrical conduction while preventing creeping discharge on conductor windings.

Segmented insulator geometry positions the conductive seal within an intermediate diameter zone, reducing capacitance while maintaining impact resistance.

Applying a glaze to the base fillet of a ceramic spark plug insulator builds compressive stress that delays electrical breakdown in slim designs.

Nested spring turns position sharp contours inside the structure to reduce electrical field density and prevent voltage breakdowns.

A pressure glass bushing seals the inner and outer conductors of a corona igniter, preventing moisture ingress that causes voltage breakdowns.

Larger center electrode pins compensate for uneven wear rates, extending service life while optimizing expensive noble metal usage.

A dimmer unit with a microcontroller and lamp switch connector socket electrically isolates the existing lamp switch from the lamp circuit.

Conductive sealing portions bridge magnetic substance structures and resistors to prevent electrical contact failures while suppressing electromagnetic noise.

A multi-chamber igniter uses a toroidal vortex to swirl air/fuel mixtures into the ignition gap.