{TAIL ~ The auxiliary rotor wheel} 10 is also in {HEAD ~ this position} coupled with the compressor wheel 8 is shown in the illustration of FIG 4, with the auxiliary rotor wheel 10 and the coupling element 26 being almost completely pushed together 
{ TAIL ~ The auxiliary rotor wheel } 10 is also in { HEAD ~ this position } coupled with the compressor wheel 8 is shown in the illustration of FIG 4 , with the auxiliary rotor wheel 10 and the coupling element 26 being almost completely pushed together
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD 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 OTH OTH OTH OTH OTH