Sheathed cable for underground mining
US7175460B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 7, 2005 |
| Grant date | Feb 13, 2007 |
| Priority date | — |
| Expiry date | Dec 7, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R13/5808
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A sheathed cable for underground mining, comprising a flexible sheath (2) containing armouring (3) and receiving the electric conductors (4), a cable connector (30) being mounted on one end of the sheathed cable and comprising a one-part hollow coupling sleeve (31) which engages over the sheath (2) and receives the end of the sheathed cable in tension-resistant manner in a compression joint and also comprises a plug insert (32) connected to the sleeve (31) by a snap-in connection and receiving contact elements preferably in the form of pins (36) and sockets (37) electrically connected to the conductors (4), wherein a cable feed-through opening (39) in the hollow coupling sleeve (31) is partly filled with sealing compound (38), wherein the coupling sleeve (31) has a continuation (34) which is deformable in order to make the compression joint and exclusively receives the sheathed cable (1), sheath (2), conductors (4) and armouring (3).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.