{HEAD ~ The cranks} of each pair are fixed to separate {TAIL ~ aligned crankshafts} journaled in the engine housing with all of the crankshafts of all the transmission rings being axially aligned and connected to rotate as an unified shaft 
are fixed to separate
{ HEAD ~ The cranks } of each pair are fixed to separate { TAIL ~ aligned crankshafts } journaled in the engine housing with all of the crankshafts of all the transmission rings being axially aligned and connected to rotate as an unified shaft
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH