By using a mechanism similar to that of FIG 2, {HEAD ~ a relatively neat arrangement} of {TAIL ~ eight largely vertical flexible conduits} can be used to pass through the critical area at the level of the main pivot joint 
of
By using a mechanism similar to that of FIG 2 , { HEAD ~ a relatively neat arrangement } of { TAIL ~ eight largely vertical flexible conduits } can be used to pass through the critical area at the level of the main pivot joint
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH