Consequently, the shutter plate 15 can be brought into close, uniform contact with {TAIL ~ the end} face 3a of the first outlet pipe 3 thereby ensuring the prevention of leakage of {HEAD ~ the exhaust gas} 
Consequently , the shutter plate 15 can be brought into close , uniform contact with { TAIL ~ the end } face 3a of the first outlet pipe 3 thereby ensuring the prevention of leakage of { HEAD ~ the exhaust gas }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD