Patent ID: 8092260

Claim:
A locking mechanism for a connector comprising: a sleeve located on a housing having first threaded member extending externally of the housing and having an opening to a cavity at an end of the externally extending first threaded member, said cavity tapering inwardly from said opening to form an entrance to a bore; a lead sized for insertion into the opening and the bore of the sleeve, the lead having a nominal outside diameter section and including an enlarged section with an outer diameter greater than the nominal outside diameter section of the lead; a second threaded member for surrounding the enlarged section, the second threaded member being moveable along the axis of the lead; and at least two conductive rings each comprising a bore spaced apart from one another by a non-conductive spacer located in-line with the sleeve such that the bore of the sleeve is co-axial with the bore of each of the at least two conductive rings: wherein the second threaded member is threadedly engaged to the first threaded member to secure, at least in part, the enlarged section within the cavity of the sleeve and to secure the lead, at least in part, within the bore of the sleeve; and wherein the enlarged section comprises two tapered ends.