Patent ID: 7932469
Filing Date: 2011-04-26
Classification: D03D,F16L,H02G,Y10T

Abstract:
1. A detectable tracer element for use in detection of underground utility delivery lines or routes comprising: a metallic wire configured to conduct an electrical signal for detection by an aboveground signal detector; a non-fibrous insulating jacket integral with the wire; a flexible, cut-resistant, non-electrically shielding woven protective tube surrounding the wire and jacket combination, the woven protective tube including a plurality of non-metallic fibers woven around the wire and jacket combination such that the combination is disposed within the interior of the protective tube; the plurality of non-metallic fibers including a plurality of warp yarn bundles, one or more weft or fill yarns, and one or more lock yarns, woven in a substantially oval or circular tube weave; and the woven protective tube including an upper portion and a lower portion of said warp yarn bundles having a longitudinal orientation relative to the length of the woven tube, wherein the substantially oval or circular tube weave includes one or more binder yarns woven with at least one of: one or more of said warp yarn bundles and one or more weft or fill yarns, to flatten portions of the substantially oval or circular tube weave.