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