The support unit is provided to {HEAD ~ the turntable} for pivotally movably supporting {TAIL ~ the cutting unit} over the turntable 
for pivotally movably supporting
The support unit is provided to { HEAD ~ the turntable } for pivotally movably supporting { TAIL ~ the cutting unit } over the turntable
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH