Spiral hanger for a cable and method of installing a cable using the same Patent #: 5727777
ApplicationNo. 641883 filed on 08/18/2000
US Classes:254/134.3R, METHOD OR APPARATUS FOR PLACEMENT OF CONDUCTIVE WIRE254/134.3CL, Cable lashing254/134.3PAUtility pole guide
ExaminersPrimary: Watson, Robert C.
Attorney, Agent or Firm
International ClassE21C 029/16
Foreign Application Priority Data2000-03-13 JP
AbstractThe present invention concerns a cable erection technique using a plastically deformable coil comprising a metal wire formed in a spiral shape and synthetic resin coated on a surface of the metal wire, wherein said coil is inserted outside around a tensile line drawn between utility poles, the coil is elongated until its plastic deformation for forming a series of cable arrangement spaces inside the spiral, and a cable is extended, added or extracted through the cable arrangement space.