Patent ID: 7147518

Claim:
An electrical connection device comprising: a socket comprising at least one axial pressure contact arranged in insulation and at least one annular groove defined by spaced apart inner and outer portions of the insulation; a plug comprising at least one tubular contact that is coaxial about a direction of coupling of the plug with the socket; the at least one tubular contact comprising an open leading end having an end surface and being structured and arranged to co-operate with the at least one axial pressure contact of the socket; and the at least one annular groove opening out axially and being structured and arranged to receive therein the at least one tubular contact, wherein at least a portion of the end surface of the leading end of the at least one tubular contact presses against the at least one axial pressure contact when the at least one tubular contact is positioned in the at least one annular groove and when the plug is coupled with the socket.