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