In “closed” position the plate supporting assembly is positioned near {HEAD ~ the supporting arm} 205, and securing rod 309 is locked in {TAIL ~ the notch} on securing plate 305 that is closest to the supporting arm 205 
In “ closed ” position the plate supporting assembly is positioned near { HEAD ~ the supporting arm } 205 , and securing rod 309 is locked in { TAIL ~ the notch } on securing plate 305 that is closest to the supporting arm 205
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD 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