Connector for reinforced flexible conduit

Claim 1

CONNECTOR MEMBER FOR FLEXIBLE CONDUIT SECTIONS COMPRISING A TUBULAR CORE OF FLEXIBLE MATERIAL HAVING AN END AND WHEREIN ELECTRICAL CONDUCTORS ARE EMBEDDED AND AT LEAST ONE REINFORCEMENT CONSISTING OF TWO BINDING LAYERS OF METALLIC WIRES, RESISTANT TO TRACTION STRAIN, SAID CONNECTOR MEMBER COMPRISING (A) A TIGHTENING SLEEVE HAVING AN INTERNALLY CYLINDRICAL PART LOCATED BETWEEN THE TUBULAR CORE AND THE ADJACENT BINDING LAYER AND THE EXTERNAL SURFACE OF WHICH IS PROVIDED WITH TWO CIRCULAR PROTRUSIONS DEFINING TWO ANNULAR GROOVES, (B) A LOCKING SLEEVE SURROUNDING AN END OF THE TIGHTENING SLEEVE AND COAXIAL THEREWITH AND FORMING WITH THE TWO ANNULAR GROOVES THEREOF TWO CIRCULAR CAVITIES EACH HOUSING FOLDED ENDS OF SAID METALLIC WIRES OF A SEPARATE ONE OF SAID TWO BINDING LAYERS, SAID CAVITY CONTAINING SAID WIRE ENDS BEING FILLED UP WITH A SUBSTANCE SOLIDIFIED IN SITU, (C) AN INTERNAL LOCKING SOCKET HAVING A RING-LIKE PROTRUSION ENDING IN A METALLIC TUBULAR PART OF RELATIVELY SMALL THICKNESS AS COMPARED TO THE TUBULAR CORE AND HAVING A DIAMETER AT MOST EQUAL TO THE INTERNAL DIAMETER OF SAID TUBULAR CORE, (D) AN ANNULAR RECESS FORMED BETWEEN AN ANNULAR MEMBER INTEGRAL WITH SAID TIGHTENING SLEEVE AND ANOTHER ANNULAR MEMBER INTEGRAL WITH SAID INTERNAL LOCKING SOCKET, SAID ANNULAR RECESS HOUSING ELECTRIC CONNECTIONS, AND SAID ELECTRIC CONDUCTORS IN SAID TUBULAR CORE PASSING THROUGH SAID RING-LIE PROTRUSION OF SAID LOCKING SOCKET AND SEALED FROM SAID RECESS CONTAINING SAID ELECTRIC CONNECTIONS, AND (E) AN EXTERNAL METALLIC TUBE OF RELATIVELY SMALL THICKNESS, AS COMPARED TO THE TUBULAR CORE AND CO-AXIAL WITH THE TUBULAR ENDING PART OF SAID INTERNAL LOCKING SOCKET AND FORMING THEREBETWEEN A CYLINDRICAL ANNULAR SPACE THE THICKNESS OF WHICH IS AT MOST EQUAL TO THAT OF SAID TUBULAR CORE, SAID CORE BEING COMPRESSED BETWEEN SAID TUBE AND SAID TUBULAR PART OF SAID INTERNAL LOCKING SOCKET, ONLY ONE PART OF SAID ANNULAR SPACE BEING FILLED WITH SAID TUBULAR CORE, THE OTHER PART THEREOF CONSTITUTING A FREE SPACE, WHOSE COMMUNICATION WITH THE RECESS HOUSING SAID ELECTRIC CONNECTIONS IS CLOSED BY SAID RING-LIKE PROTRUSION OF SAID INTERNAL LOCKING SOCKET HAVING SEPARATE HOLES RECEIVING EACH CONDUCTOR, THE SEALING BETWEEN SAID FREE SPACE AND THE ANNULAR RECESS HOUSING SAID ELECTRIC CONNECTIONS COMPRISING A SEALING RING OF AN ELASTRIC FLEXIBLE MATERIAL BEARING ON THE SIDE OF SAID RING-LIKE PROTRUSION, AND HAVING AN ANNULAR THICKNESS GREATER THAN THAT OF THE LATTER AND COMPRESSED BETWEEN SAID EXTERNAL TUBE AND SAID TUBULAR ENDING PART OF SAID INTERNAL LOCKING SOCKET, SAID SEALING RING HAVING SEPARATE HOLES FOR A DIAMETER SMALLER THAN THAT OF SAID CONDUCTORS AND PASSING THROUGH SAID CORRESPONDING HOLES OF SAID RING-LIKE PROTRUSION OF SAID INTERNAL LOCKING SOCKET, REGISTERING WITH THE HOLES OF SAID SEALING RING.