Housing 32 is carried by mounting plates 14A, which are considered for practical purposes to be {HEAD ~ part} of {TAIL ~ frame} 14 
of
Housing 32 is carried by mounting plates 14A , which are considered for practical purposes to be { HEAD ~ part } of { TAIL ~ frame } 14
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH