However, the container is generally actuated by several control rods and it would be possible to associate identical cases with each control rod, {HEAD ~ each case} engaging in {TAIL ~ a bore} of the movable crosspiece 
engaging in
However , the container is generally actuated by several control rods and it would be possible to associate identical cases with each control rod , { HEAD ~ each case } engaging in { TAIL ~ a bore } of the movable crosspiece
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 HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH