EP 0974171 A1 20000126 - DIRECT BORING GROUND ROD, PROCESS FOR ITS MANUFACTURE, AND SELF-LOCKING LUG FOR CONNECTING NOTABLY THIS ROD TO AN ELECTRICAL CONDUCTOR
Title (en)
DIRECT BORING GROUND ROD, PROCESS FOR ITS MANUFACTURE, AND SELF-LOCKING LUG FOR CONNECTING NOTABLY THIS ROD TO AN ELECTRICAL CONDUCTOR
Title (de)
ERDUNGSPFOSTEN, HERSTELLUNGSVERFAHREN DAFÜR UND SELBSTVERRIEGELNDE KLEMME VON DIESEM PFOSTEN MIT EINEM ELEKTRISCHEN LEITER
Title (fr)
PIQUET DE PRISE DE TERRE A FONCAGE DIRECT, SON PROCEDE DE FABRICATION ET COSSE AUTOBLOQUANTE POUR RACCORDER NOTAMMENT CE PIQUET A UN CONDUCTEUR ELECTRIQUE
Publication
Application
Priority
- FR 9800650 W 19980331
- FR 9704357 A 19970409
Abstract (en)
[origin: FR2762144A1] The invention relates to a direct boring ground rod, comprising at least one elongated element (1) with a coaxial blind hole (3, 5) at both ends, and a pin (2) distinct from said element with a knurled lateral surface ending at its two extremities in a smooth conical point (7), intended for penetrating the earth (T) or wedging into the corresponding blind hole of another similar element. The invention can be applied notably to the protection of transportation or electrical energy distribution networks, or of electric machines or systems.
IPC 1-7
IPC 8 full level
CPC (source: EP)
Citation (search report)
See references of WO 9845895A1
Designated contracting state (EPC)
BE DE ES IT LU NL PT
DOCDB simple family (publication)
FR 2762144 A1 19981016; FR 2762144 B1 19990625; EP 0974171 A1 20000126; WO 9845895 A1 19981015
DOCDB simple family (application)
FR 9704357 A 19970409; EP 98917277 A 19980331; FR 9800650 W 19980331