Tracer wire product and method of manufacture of the same
US10181365B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Mar 31, 2017 |
| Grant date | Jan 15, 2019 |
| Priority date | — |
| Expiry date | Mar 31, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01B13/2613
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A tracer wire product for use in detection of underground utility line or routes includes: a metallic wire configured to conduct an electrical signal for detection by an aboveground signal detector; a tin coating formed over the metallic wire; a non-fibrous insulating jacket of polyethylene over the tin coating; a hot melt adhesive at least partially over the polyethylene jacket; a high tenacity woven polyester strength element with water blocking fibers being formed over the hot melt adhesive and the polyethylene jacket; and, an abrasion resistant HDPE outer jacket formed over the high tenacity woven polyester strength element to form one of a circular or oval cross-sectional shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.