Patent ID: 6948575

Claim:
A slip manipulating apparatus for use on earth borehole related work using pipe strings suspended from slip equipped slip bowls at the earth surface, the apparatus comprising: a) a single bifurcated base situated on one side of the borehole and arranged to straddle a slip bowl and provide support means for an overarm; b) said overarm arranged to straddle a pipe string extending upwardly through a spider, and to move vertically relative to said base; c) force means, arranged to extend and contract in response to controls, situated to cause said overarm to said move vertically relative to said base; and d) suspension means on the overarm for attachment, for lifting, of a slip assembly; e) the slip bowl, independent of said bifurcated base, disposed about the extended axis of said borehole; and f) the slip assembly comprising hingedly interconnected slip, the assembly having two ends, situated in said slip bowl and suspended by flexible links to said overarm.