The air flow that does not enter the truncated cone 52 is guided through the gap 70 between the bracket 58 and the outer surface of the truncated cone 52, partly guided by the Coanda effect around {HEAD ~ the curves} of {TAIL ~ the lip} 62 
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The air flow that does not enter the truncated cone 52 is guided through the gap 70 between the bracket 58 and the outer surface of the truncated cone 52 , partly guided by the Coanda effect around { HEAD ~ the curves } of { TAIL ~ the lip } 62
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 OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH