cam means disposed on {HEAD ~ each} of {TAIL ~ said adjustable brackets} for operatively engaging said cam slots so that when said adjustable bracket and said collar move together axially along said collar, the camming action of said cam means in said cam slots tilts said plurality of tilt brackets in synchronized fashion 
of
cam means disposed on { HEAD ~ each } of { TAIL ~ said adjustable brackets } for operatively engaging said cam slots so that when said adjustable bracket and said collar move together axially along said collar , the camming action of said cam means in said cam slots tilts said plurality of tilt brackets in synchronized fashion
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH