axially thereof the hydraulic fluid conduits are made flexible at the pivots application_number US 96758678 A description referring to the drawings and more particularly to fig1 there may be seen a pipe spinner the main purpose of which is to spin pipe p the main structural feature of the spinner is yoke 10 the yoke 10 has the central area 12 from which projects right leg 14 and left leg 16 the main yoke is constructed to top plate 18 and bottom plate 20 having the shape as seen in fig1 and 2 the plates are thickened at the end of the legs for forming the pivots 22 the top and bottom plates are spaced apart by reinforced spacers 24 these reinforced spacers are mainly made from segments of casing i e segments of a cylinder some plates are used in making the reinforced spacers 24 it will be noted that the main yoke 10 is basically open the inside or front or pipe side of the yoke to receive main roller 26 the right roller 28 and the left roller 30 extending to the rear or outside of the main yoke to the central area is torque tab 32 it may.