216277 ⎘
Sparking plugs characterised by features of the electrodes or insulation having spherically shaped electrodes, e.g. ball-shaped
Sub-classes:Programmable plasma ignition plug
#2Plasma header gasket and system
#3Plasma ignition plug for an internal combustion engine
#4Plasma ignition plug for an internal combustion engine
#5Method of manufacturing a spark plug having electrode cage secured to the shell