The present invention relates to {HEAD ~ an electromagnetic piston engine} adapted to produce driving power by the electromagnetic force created by a reciprocal movement of {TAIL ~ a piston} in a cylinder 
The present invention relates to { HEAD ~ an electromagnetic piston engine } adapted to produce driving power by the electromagnetic force created by a reciprocal movement of { TAIL ~ a piston } in a cylinder
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH