Two-part couplings for multiple conductor cables

Claim 1

FOR A TWO-PART COUPLING FOR DETACHABLY CONNECTING TOGETHER TWO LENGTHS OF MULTIPLE CONDUCTOR CABLE, A COUPLING PART COMPRISING A TWO-PART INSULATING BLOCK, A PLURALITY OF CONTACTS HOUSED EACH IN A SEPARATE TUNNEL IN ONE PART OF THE BLOCK, ABUTMENTS ADAPTED FOR CONNECTION TO THE CABLE CONDUCTORS HOUSED IN THE SECOND PART OF THE BLOCK, COMPRESSION SPRINGS DISPOSED BETWEEN THE CONTACTS AND THE ABUTMENTS TO URGE THE CONTACTS AXIALLY IN A DIRECTION TO PROJECT BEYOND THE FRONT FACE OF THE TWOPART INSULATING BLOCK, A FLEXIBLE INSULATING DIAPHRAGM WHICH COVERS THE FRONT FACE OF THE BLOCK AND HAS AT ITS PERIPHERY AN INTEGRAL INTURNED FLANGE ADAPTED TO EMBRACE AND MAKE A WATERTIGHT JOINT WITH THE BLOCK, THE PROJECTING END OF EACH CONTACT PASSING THROUGH AND MAKING A WATERPROOF JOINT WITH SAID DIAPHRAGM, A PROTECTIVE CASING HOUSING THE TWO PART BLOCK AND ADAPTED TO FORM A MECHANICAL ATTACHMENT WITH THE CASING OF A SIMILAR COUPLING PART TO HOLD THE RESPECTIVE CONTACTS OF BOTH PARTS IN CONTACT WITH ONE ANOTHER, MEANS FOR DRAWING THE TWO-PART BLOCK INTO THE CASING TO GRIP THE FLANGE ON THE DIAPHRAGM AND SEAL THE PERIPHERY OF THE TWO-PART BLOCK TO THE CASING, AND MEANS FOR SEALING A CABLE LENGTH ASSOCIATED WITH THE COUPLING PART TO THE CASING WHERE IT ENTERS THE CASING.