A centrifugal governor 2, wherein {TAIL ~ said spark generating means} comprises a magnetic inductor for supplying {HEAD ~ magnetic field} 
A centrifugal governor 2 , wherein { TAIL ~ said spark generating means } comprises a magnetic inductor for supplying { HEAD ~ magnetic field }
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD