It should be noted in FIG 3 that there is provided {TAIL ~ a nylon protective backstop} 124 which extends forward from the rear wall 49 of {HEAD ~ housing} 42, to a point further outward than the nozzles 88 
It should be noted in FIG 3 that there is provided { TAIL ~ a nylon protective backstop } 124 which extends forward from the rear wall 49 of { HEAD ~ housing } 42 , to a point further outward than the nozzles 88
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH