Tray legs 25 extend a distance sufficient to prevent {HEAD ~ clamping assembly} 40 from coming in {TAIL ~ contact} with the arbitrary horizontal surface 45 
from coming in
Tray legs 25 extend a distance sufficient to prevent { HEAD ~ clamping assembly } 40 from coming in { TAIL ~ contact } with the arbitrary horizontal surface 45
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH