Coaxial cable connector

Claim 2

A connector for securement to a coaxial cable having a core electrode and an outer conductive sheath and which connector comprises a housing, a radially inwardly compressible and electrically conductive ferrule disposed within said housing for both forward movement therein and radially inward compression of the rearward end of the ferrule into gripping engagement and electrical contact with the outer conductive sheath of a coaxial cable inserted into said connector, means movably mounted on said housing for causing said forward movement and said radially inward compression of said electrically conductive ferrule, and a radially inwardly compressible and electrically conductive collet sleeve mounted generally axially within said housing and electrically insulated from said electrically conductive ferrule, for receiving an exposed forward end portion of the core electrode of the coaxial cable inserted into said connector and having associated therewith a rearwardly facing external cam surface for contiguous surface abutment with a forwardly facing internal cam surface integral with the forward end of said electrically conductive ferrule whereby, on forward movement and radially inward compression of said electrically conductive ferrule into gripping engagement and electrical contact with the outer conductive sheath of the coaxial cable, resulting forward movement of said forwardly facing internal cam surface associated with the said forward end of said electrically conductive ferrule is operative, by virtue of its abutment with said rearwardly facing external cam surface associated with said collet sleeve, to cause outward abutment of the said forward end of the ferrule against the housing to prevent rotation of the ferrule and to provide radially inward compression of said collet sleeve into said gripping engagement and electrical contact with the core electrode of the cable.

Claim 3

A connector as claimed in claim 1 which additionally comprises an axially compressible and radially expansible sealing member disposed within said housing around the outer conductive sheath of the coaxial cable inserted into said connector plug and in which said means for causing said forward movement and said radially inward compression of said electrically conductive ferrule is also adapted conjointly to cause axial compression and radial expansion of said sealing member into sealing engagement with the outer conductive sheath of the cable and with said housing.

Claim 4

A connector as claimed in claim 1 which comprises a radially compressible and electrically insulating bushing coaxially disposed around said collet sleeve within said housing and having said rearwardly facing external cam surface provided thereon and in which said forwardly facing internal cam surface is provided on a forward end of said electrically conductive ferrule.

Claim 5

A connector for securement to a coaxial cable having a core electrode and an outer conductive sheath and which connector comprises: a tubular body; a tubular plug bolt threadedly secured to said tubular body at a rearward end thereof for Axial threaded movement relative thereto in a forward direction for securing a coaxial cable within said connector; a radially inwardly compressible and electrically conductive collet sleeve mounted generally axially within said body for receiving an exposed forward end portion of the core electrode of the coaxial cable inserted into said connector and adapted to be compressed radially inwardly into gripping engagement and electrical contact with such forward end portion of the core electrode of the cable; a radially inwardly compressible bushing coaxially disposed within said tubular body about said collet sleeve and having a rearwardly facing external cam surface; a stop means formed within said tubular body forwardly of said radially inwardly compressible bushing and adapted to be abutted thereby to restrict forward axial movement of said radially inwardly compressible bushing within said tubular body; a radially compressible and electrically conductive ferrule disposed within said tubular body for axial forward movement therewithin with the cable disposed axially therewithin, adapted for radially inward compression into gripping engagement and electrical contact with the outer conductive sheath of such a cable, and having integrally formed therewith a rearwardly facing external cam surface and a forwardly facing internal cam surface for contiguous surface abutment with said rearwardly facing external cam surface of said radially inwardly compressible bushing; and a forwardly facing internal cam surface associated with said tubular plug bolt for conjoint forward movement therewith in contiguous surface abutment with said rearwardly facing external cam surface associated with said electrically conductive ferrule, whereby, on forward axial movement of said tubular plug bolt relative to said tubular body, resulting forward movement of said forwardly facing internal cam surface associated with said tubular plug bolt in contiguous surface abutment with said rearwardly facing external cam surface associated with said electrically conductive ferrule causes both forward movement and radially inward compression of said ferrule into gripping engagement and electrical contact with the outer conductive sheath of the cable and whereby forward movement of said forwardly facing internal cam surface associated with said electrically conductive ferrule in contiguous surface abutment with said rearwardly facing external cam surface of said radially inwardly compressible bushing causes radially inward compression of said bushing in turn radially inwardly to compress said collet sleeve into gripping engagement and electrical contact with the exposed forward end portion of the core electrode of the cable.

Claim 6

A connector for securement to a coaxial cable having a core electrode and an outer conductive sheath and which connector comprises: a tubular body; a tubular plug bolt threadedly secured to said tubular body at a rearward end thereof for Axial threaded movement relative thereto in a forward direction for securing a coaxial cable within said connector; a radially inwardly compressible and electrically conductive collet sleeve mounted generally axially within said body for receiving an exposed forward end portion of the core electrode of the coaxial cable inserted into said connector and adapted to be compressed radially inwardly into gripping engagement and electrical contact with such forward end portion of the core electrode of the cable; a radially inwardly compressible bushing coaxially disposed within said tubular body about said collet sleeve and having a rearwardly facing external cam surface; a stop means formed within said tubular body forwardly of said radially inwardly compressible bushing and adapted to be abutted thereby to restrict forward axial movement of said radially inwardly compressible bushing within said tubular body; a radially compressible and electrically conductive ferrule disposed within said tubular body for axial forward movement therewithin with the cable disposed axially therewithin, adapted for radially inward compression into gripping engagement and electrical contact with the outer conductive sheath of such a cable, and having integrally formed therewith a rearwardly facing external cam surface and a forwardly facing internal cam surface for contiguous surface abutment with said rearwardly facing external cam surface of said radially inwardly compressible bushing; and a forwardly facing internal cam surface associated with said tubular plug bolt for conjoint forward movement therewith in contiguous surface abutment with said rearwardly facing external cam surface associated with said electrically conductive ferrule, whereby, on forward axial movement of said tubular plug bolt relative to said tubular body, resulting forward movement of said forwardly facing internal cam surface associated with said tubular plug bolt in contiguous surface abutment with said rearwardly facing external cam surface associated with said electrically conductive ferrule causes both forward movement and radially inward compression of said ferrule into gripping engagement and electrical contact with the outer conductive sheath of the cable and whereby forward movement of said forwardly facing internal cam surface associated with said electrically conductive ferrule in contiguous surface abutment with said rearwardly facing external cam surface of said radially inwardly compressible bushing causes radially inward compression of said bushing in turn radially inwardly to compress said collet sleeve into gripping engagement and electrical contact with the exposed forward end portion of the core electrode of the cable.

Claim 7

A connector as claimed in claim 4 which additionally comprises a thrust ring disposed within said tubular body for forward axial movement therewithin and having said forwardly facing internal cam surface associated with said tubular plug bolt integrally formed therewith as well as having a rearwardly facing and radially extending surface for abutment with a forwardly facing and radially extending surface of said tubular plug bolt.

Claim 8

A connector as claimed in claim 5 which additionally includes an annular axially compressible and radially resiliently expansible sealing member disposed between said tubular plug bolt and said thrust ring and adapted radially to expand on forward axial movement of said tubular plug bolt relative to said tubular body thereby to provide a generally fluid-tight seal between said tubular plug bolt and the outer conductive sheath of the cable inserted into said connector.

Claim 9

A connector as claimed in claim 5 in which said rearwardly facing external cam surface of said radially inwardly compressible bushing comprises a rearwardly facing and radially inwardly tapering external frusto-conical surface, in which said forwardly facing internal cam surface of said electrically conductive ferrule is a forwardly facing and radially outwardly expandinG internal frustoconical surface adapted for contiguous surface abutment with said frusto-conical surface of said radially inwardly compressible bushing, in which said rearwardly facing external cam surface of said electrically conductive ferrule is a rearwardly facing and radially inwardly tapering external frusto-conical surface, and in which said forwardly facing internal cam surface of said thrust ring is a forwardly facing and radially outwardly expanding internal frusto-conical surface adapted for contiguous surface abutment with said external frusto-conical surface of said electrically conductive ferrule.

Claim 10

A connector as claimed in claim 7 in which said tubular plug bolt is externally threaded for threaded engagement with a corresponding internal thread formed within said tubular body in proximity to said rearward end thereof and in which said thrust ring is externally threaded for threaded engagement with said internal thread formed within said tubular body during insertion of said thrust ring into said tubular body and for sliding axial movement within said tubular body forwardly of said internal thread formed therein in abutment with both said forwardly facing surface of said tubular plug bolt and said rearwardly facing and radially inwardly tapering external frusto-conical surface of said electrically conductive ferrule, whereby free non-rotational rearward axial movement of said thrust ring out of said tubular body when said tubular plug bolt is separate therefrom is prevented.

Claim 11

A connector as claimed in claim 8 in which said electrically conductive collet sleeve and said electrically conductive ferrule are each formed with an internally disturbed surface for gripping engagement with the exposed forward end portion of the core electrode and with the conductive outer sheath respectively of the coaxial cable disposed within said plug connector.

Claim 12

A connector for securement to a coaxial cable having a core electrode and an outer conductive sheath and which connector comprises: a tubular body; a tubular plug bolt threadedly secured to said tubular body at a rearward end thereof for axial threaded movement relative thereto in a forward direction for securing a coaxial cable within said connector; a radially inwardly compressible and electrically conductive collet sleeve mounted generally axially within said body for receiving an exposed forward end portion of the core electrode of the coaxial cable inserted into said connector and adapted to be compressed radially inwardly into gripping engagement and electrically contact with such forward end portion of the core electrode of the cable; a radially inwardly compressible bushing coaxially disposed within said tubular body about said collet sleeve and having a rearwardly facing external cam surface; a stop means formed within said tubular body forwardly of said radially inwardly compressible bushing and adapted to be abutted thereby to restrict forward axial movement of said radially inwardly compressible bushing within said tubular body; a radially compressible and electrically conductive ferrule disposed within said tubular body for axial forward movement therewithin with the cable disposed axially therewithin, adapted for radially inward compression into gripping engagement and electrical contact with the outer conductive sheath of such a cable, and having integrally formed therewith a rearwardly facing external cam surface and a forwardly facing external cam surface; a thrust collar having integrally formed therewith a forwardly facing internal cam surface for contiguous surface abutment with said rearwardly facing external cam surface of said radially inwardly compressible bushing, which thrust collar also has integrally formed therewith a rearwardly facing internal cam surface for contiguous surface abutment with the forwardly facing external cam surface integrally formed with said electrically conductive ferrule, a thrust ring disposed within said tubular body for forward axial movement therewithin and havIng a forwardly facing internal cam surface in contiguous surface abutment with said rearwardly facing external cam surface of said electrically conductive ferrule and a rearwardly facing and radially extending surface for abutment with a forwardly facing and radially extending surface of said tubular plug bolt whereby, on forward axial movement of said tubular plug bolt relative to said tubular body, resulting forward movement of said forwardly facing internal cam surface of said thrust ring in contiguous surface abutment with said rearwardly facing external cam surface of said electrically conductive ferrule causes both forward movement and radially inward compression of said ferrule into gripping engagement and electrical contact with the outer conductive sheath of the cable and whereby forward movement of said forwardly facing external cam surface of said electrically conductive ferrule in contiguous surface abutment with said rearwardly facing internal cam surface of said thrust collar causes both outward abutment of said thrust collar against the tubular body to prevent rotation of the ferrule and forward movement of the thrust collar forwardly facing internal cam surface in abutment with the rearwardly facing external cam surface of the radially inwardly compressible bushing to compress said collet sleeve radially inwardly into gripping engagement and electrical contact with the exposed forward end portion of the core electrode of the cable.

Claim 13

A connector for securement to a coaxial cable having a core electrode and an outer conductive sheath and which connector comprises: a tubular body; a tubular plug bolt threadedly secured to said tubular body at a rearward end thereof for axial threaded movement relative thereto in a forward direction for securing a coaxial cable within said connector; a radially inwardly compressible and electrically conductive collet sleeve mounted generally axially within said body for receiving an exposed forward end portion of the core electrode of the coaxial cable inserted into said connector and adapted to be compressed radially inwardly into gripping engagement and electrically contact with such forward end portion of the core electrode of the cable; a radially inwardly compressible bushing coaxially disposed within said tubular body about said collet sleeve and having a rearwardly facing external cam surface; a stop means formed within said tubular body forwardly of said radially inwardly compressible bushing and adapted to be abutted thereby to restrict forward axial movement of said radially inwardly compressible bushing within said tubular body; a radially compressible and electrically conductive ferrule disposed within said tubular body for axial forward movement therewithin with the cable disposed axially therewithin, adapted for radially inward compression into gripping engagement and electrical contact with the outer conductive sheath of such a cable, and having integrally formed therewith a rearwardly facing external cam surface and a forwardly facing external cam surface; a thrust collar having integrally formed therewith a forwardly facing internal cam surface for contiguous surface abutment with said rearwardly facing external cam surface of said radially inwardly compressible bushing, which thrust collar also has integrally formed therewith a rearwardly facing internal cam surface for contiguous surface abutment with the forwardly facing external cam surface integrally formed with said electrically conductive ferrule, a thrust ring disposed within said tubular body for forward axial movement therewithin and havIng a forwardly facing internal cam surface in contiguous surface abutment with said rearwardly facing external cam surface of said electrically conductive ferrule and a rearwardly facing and radially extending surface for abutment with a forwardly facing and radially extending surface of said tubular plug bolt whereby, on forward axial movement of said tubular plug bolt relative to said tubular body, resulting forward movement of said forwardly facing internal cam surface of said thrust ring in contiguous surface abutment with said rearwardly facing external cam surface of said electrically conductive ferrule causes both forward movement and radially inward compression of said ferrule into gripping engagement and electrical contact with the outer conductive sheath of the cable and whereby forward movement of said forwardly facing external cam surface of said electrically conductive ferrule in contiguous surface abutment with said rearwardly facing internal cam surface of said thrust collar causes both outward abutment of said thrust collar against the tubular body to prevent rotation of the ferrule and forward movement of the thrust collar forwardly facing internal cam surface in abutment with the rearwardly facing external cam surface of the radially inwardly compressible bushing to compress said collet sleeve radially inwardly into gripping engagement and electrical contact with the exposed forward end portion of the core electrode of the cable.

Claim 14

A connector plug as claimed in claim 10 in which each said cam surface is in the form of a generally frusto-conical cam surface.