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A boom mountable robotic arm for temporarily supporting an elongate conductor includes a rigid member such as a beam or beam assembly adapted for mounting onto the upper end of a boom for example using a boom adaptor, at least one electrically insulated support post mounted to the rigid member, wher

A boom mountable robotic arm for temporarily supporting an elongate conductor includes a rigid member such as a beam or beam assembly adapted for mounting onto the upper end of a boom for example using a boom adaptor, at least one electrically insulated support post mounted to the rigid member, where each post temporarily supports an elongate electrical conductor, and at least two rotation devices for selectively controllable rotation of the rigid member and the electrically insulated support posts about at least two corresponding axes of rotation.

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1. A boom mountable robotic arm for temporarily supporting an elongate conductor comprising: a single elongate unitary beam adapted for coupling with the upper end of a boom,at least one electrically insulated support post coupled to said beam, each post of said at least one electrically insulated s

1. A boom mountable robotic arm for temporarily supporting an elongate conductor comprising: a single elongate unitary beam adapted for coupling with the upper end of a boom,at least one electrically insulated support post coupled to said beam, each post of said at least one electrically insulated support post for temporarily supporting an elongate electrical conductor,at least two rotation couplings for selectively controllable rotation of said beam and said at least one electrically insulated support post about at least two corresponding axes of rotation, wherein a first axis of rotation of a first corresponding rotation coupling of said at least two rotation couplings is chosen from the group comprising:a) a substantially vertical axis of rotation orthogonal to said beam for rotation of said beam about said substantially vertical axis in a substantially horizontal plane and relative to the boom,b) at least one axis of rotation extending along a longitudinal axis of said beam, for rotation of said at least one electrically insulated support posts relative to and substantially laterally of said beam,and wherein a second axis of rotation of a second corresponding rotation coupling of said at least two rotation couplings extends laterally of and between said beam and the upper end of the boom for rotation of said beam relative to said boom in a substantially vertical plane,further comprising a boom adaptor mountable to said upper end of the boom; and wherein said beam is an elongate upper beam assembly rotatably mounted to said boom adaptor for rotation of said upper beam assembly about said second axis of rotation relative to said boom adaptor, said upper beam assembly supporting thereon said at least one electrically insulated support post and having a conductor retainer mounted at a distal end thereof distal from said upper beam assembly,and wherein said second corresponding rotation coupling includes a selectively actuable leveling adjustor mounted between said upper beam assembly and said boom adaptor for selectively adjusting an angular position of said upper beam assembly relative to said boom adaptor,wherein said at least one electrically insulated support post includes at least two electrically insulated support posts coupled to and spaced apart along said beam, each of said at least two electrically insulated support posts adapted to temporarily support energized electrical conductors,wherein said at least one electrically insulated support post is mounted by a hinge to said upper beam assembly. 2. The boom mountable robotic arm of claim 1 wherein said at least one electrically insulated support post is mounted by at least one hinge to said upper beam assembly along said at least one axis of rotation extending along said longitudinal axis of said upper beam assembly. 3. The boom mountable robotic arm of claim 1 wherein said at least one hinge includes a hinge plate having a plurality of bores therein for securing a plurality of electrically insulated support posts of said at least one electrically insulated support post thereto. 4. The boom mountable robotic arm of claim 1 wherein said at least one hinge includes a hinge plate having a fastener for securing said at least one hinge plate in an operating position in which said electrically insulated support posts extend perpendicularly away from said upper beam assembly. 5. A boom mountable robotic arm for temporarily supporting an elongate conductor comprising: a single elongate unitary beam adapted for coupling with the upper end of a boom,at least one electrically insulated support post coupled to said beam, each post of said at least one electrically insulated support post for temporarily supporting an elongate electrical conductor,at least two rotation couplings for selectively controllable rotation of said beam and said at least one electrically insulated support post about at least two corresponding axes of rotation, wherein a first axis of rotation of a first corresponding rotation coupling of said at least two rotation couplings is chosen from the group comprising:a) a substantially vertical axis of rotation orthogonal to said beam for rotation of said beam about said substantially vertical axis in a substantially horizontal plane and relative to the boom,b) at least one axis of rotation extending along a longitudinal axis of said beam, for rotation of said at least one electrically insulated support posts relative to and substantially laterally of said beam,and wherein a second axis of rotation of a second corresponding rotation coupling of said at least two rotation couplings extends laterally of and between said beam and the upper end of the boom for rotation of said beam relative to said boom in a substantially vertical plane,further comprising a boom adaptor mountable to said upper end of the boom; and wherein said beam is an elongate upper beam assembly rotatably mounted to said boom adaptor for rotation of said upper beam assembly about said second axis of rotation relative to said boom adaptor, said upper beam assembly supporting thereon said at least one electrically insulated support post and having a conductor retainer mounted at a distal end thereof distal from said upper beam assembly;and wherein said second corresponding rotation coupling includes a selectively actuable leveling adjustor mounted between said upper beam assembly and said boom adaptor for selectively adjusting an angular position of said upper beam assembly relative to said boom adaptor,wherein said first corresponding rotation coupling is a pivotal coupling between said upper beam assembly and said boom adaptor for pivoting of said upper beam assembly and said at least one electrically insulated support post mounted thereon relative to said boom adaptor about said substantially vertical axis of rotation,wherein said upper beam assembly and said pivotal coupling further comprises a base member and a rotatable member operable to support said electrically insulated support posts, said base member having first and second spaced apart end connections and an upwardly disposed pivot platform therebetween, said pivot platform pivotally supporting said rotatable member thereon, wherein rotation of said rotatable member selectively orients said at least one electrically insulated support post relative to said base member. 6. A boom mountable robotic arm for temporarily supporting an elongate conductor comprising: a single elongate unitary beam adapted for coupling with the upper end of a boom,at least one electrically insulated support post coupled to said beam, each post of said at least one electrically insulated support post for temporarily supporting an elongate electrical conductor,at least two rotation couplings for selectively controllable rotation of said beam and said at least one electrically insulated support post about at least two corresponding axes of rotation, wherein a first axis of rotation of a first corresponding rotation coupling of said at least two rotation couplings is chosen from the group comprising:a) a substantially vertical axis of rotation orthogonal to said beam for rotation of said beam about said substantially vertical axis in a substantially horizontal plane and relative to the boom,b) at least one axis of rotation extending along a longitudinal axis of said beam, for rotation of said at least one electrically insulated support posts relative to and substantially laterally of said beam,and wherein a second axis of rotation of a second corresponding rotation coupling of said at least two rotation couplings extends laterally of and between said beam and the upper end of the boom for rotation of said beam relative to said boom in a substantially vertical plane,further comprising a boom adaptor mountable to said upper end of the boom; and wherein said beam is an elongate upper beam assembly rotatably mounted to said boom adaptor for rotation of said upper beam assembly about said second axis of rotation relative to said boom adaptor, said upper beam assembly supporting thereon said at least one electrically insulated support post and having a conductor retainer mounted at a distal end thereof distal from said upper beam assembly,and wherein said second corresponding rotation coupling includes a selectively actuable leveling adjustor mounted between said upper beam assembly and said boom adaptor for selectively adjusting an angular position of said upper beam assembly relative to said boom adaptor,wherein said first corresponding rotation coupling includes an actuator cooperating between said upper beam assembly and said at least one electrically insulated support post for selective inclination of said at least one electrically insulated support post relative to said upper beam assembly. 7. The boom mountable robotic arm of claim 6 wherein said electrically insulated support post includes an insulated upright portion and a riser portion, said riser portion having a first end pivotably connected to said upper beam assembly and a second end supporting said insulated upright portion, and wherein said actuator angularly extends from said second end of said riser portion to said upper beam assembly. 8. The boom mountable robotic arm of claim 6 wherein said actuator includes an insulated portion and a lengthwise extendable portion, said actuator angularly extending between a distal end of said insulated support post and said upper beam assembly. 9. A boom mountable robotic arm for temporarily supporting an elongate conductor comprising: a single elongate unitary beam adapted for coupling with the upper end of a boom,at least one electrically insulated support post coupled to said beam, each post of said at least one electrically insulated support post for temporarily supporting an elongate electrical conductor,at least two rotation couplings for selectively controllable rotation of said beam and said at least one electrically insulated support post about at least two corresponding axes of rotation, wherein a first axis of rotation of a first corresponding rotation coupling of said at least two rotation couplings is chosen from the group comprising:a) a substantially vertical axis of rotation orthogonal to said beam for rotation of said beam about said substantially vertical axis in a substantially horizontal plane and relative to the boom,b) at least one axis of rotation extending along a longitudinal axis of said beam, for rotation of said at least one electrically insulated support posts relative to and substantially laterally of said beam,and wherein a second axis of rotation of a second corresponding rotation coupling of said at least two rotation couplings extends laterally of and between said beam and the upper end of the boom for rotation of said beam relative to said boom in a substantially vertical plane,further comprising a boom adaptor mountable to said upper end of the boom; and wherein said beam is an elongate upper beam assembly rotatably mounted to said boom adaptor for rotation of said upper beam assembly about said second axis of rotation relative to said boom adaptor, said upper beam assembly supporting thereon said at least one electrically insulated support post and having a conductor retainer mounted at a distal end thereof distal from said upper beam assembly;and wherein said second corresponding rotation coupling includes a selectively actuable leveling adjustor mounted between said upper beam assembly and said boom adaptor for selectively adjusting an angular position of said upper beam assembly relative to said boom adaptor,further including an interruptible conductor having first and second ends and a plurality of electrically insulated support posts supporting said interruptible conductor away from said manipulator arm, wherein a rotatable electrically insulated support post of said at least one electrically insulated support post is rotatable relative to said upper beam assembly. 10. The boom mountable robotic arm of claim 9 wherein said selectively interruptible conductor comprises a stationary conductor between free distal ends of first and second posts of said at least one electrically insulated support post and a rotatable conductor extending from said free distal end of said second post and being selectively connectable to a distal end of a third post of said at least one electrically insulated support post. 11. A boom mountable robotic arm for temporarily supporting an elongate conductor comprising: a single elongate unitary beam adapted for coupling with the upper end of a boom,at least one electrically insulated support post coupled to said beam, each post of said at least one electrically insulated support post for temporarily supporting an elongate electrical conductor,at least two rotation couplings for selectively controllable rotation of said beam and said at least one electrically insulated support post about at least two corresponding axes of rotation, wherein a first axis of rotation of a first corresponding rotation coupling of said at least two rotation couplings is chosen from the group comprising:a) a substantially vertical axis of rotation orthogonal to said beam for rotation of said beam about said substantially vertical axis in a substantially horizontal plane and relative to the boom,b) at least one axis of rotation extending along a longitudinal axis of said beam, for rotation of said at least one electrically insulated support posts relative to and substantially laterally of said beam,and wherein a second axis of rotation of a second corresponding rotation coupling of said at least two rotation couplings extends laterally of and between said beam and the upper end of the boom for rotation of said beam relative to said boom in a substantially vertical plane,further comprising a base member mountable to a distal end of one of said at least one electrically insulated support post and a pivotable support plate pivotally mounted on said base member, said pivotable support plate adapted for mounting at least one electrical conductor retainer thereto. 12. The boom mountable robotic arm of claim 11 wherein said pivotable support plate is adapted for pivotally supporting said at least one electrical conductor retainer thereon for rotation of said at least one electrical conductor retainer relative to said pivotable support plate.