Non-corrosive cable shield bond

Claim 2

A shield connector for a joint of electrical cable, such cable having an outer protective sheath and an inner metal covering in surrounding relation to the electrical conductors forming a shield therefor, comprising: a. electrically conductive means in electrical contact with a surface portion of a metal shield of a cable; b. resilient means in opposed relation and on opposite sides of said metal shield and conductive means in covering relation thereto, said resilient means having peripheral portions in sealing engagement radially outwardly of said conductive means thereby preventing entry of air and moisture to said conductive means; c. means engaging said resilient means operative to hold same in sealing relation to the conductive means and metal shield; and d. means extending through at least one of said resilient means, in sealing engagement therewith, and having electrical contact with said electrically conductive means and being electrically connected to a shield continuity of the cable.

Claim 3

A shield connector as set forth in claim 1 wherein: a. said metal shield having a protective coating in covering relation thereto; and b. said electrically conductive means includes a plurality of protuberances penetrating through said protective coating effecting electrical contact with said metal shield.

Claim 4

A shield connector for a joint of electrical cable, such cable having an outer protective sheath and an inner metal covering in surrounding relation to the electrical conductors forming a shield therefor, comprising: a. electrically conductive contact means having face portions in opposed relation in electrical contact with a portion of a metal shield therebetween; b. resilient members in opposed relation and having faces in overlying sealing engagement with said contact means with peripheral portions radially outwardly of the contact means in sealing engagement with said metal shield preventing entry of air and moisture to the contacting portions of said contact means and shield, at least one said resilient member having an aperture therethrough normal to said faces; c. clamp members in opposed relation and in overlying engagement with said resilient members; and d. means securing said clamp members in a clamping relation to the resilient members and retaining same in sealing engagement with said shield and contact means, said securing means including an electrically conductive member extending through the aperture of said at least one resilient member and in sealing engagement therewith and having electrical contact with said contact means and a minimum of one said clamp member forming electrical connection therebetween.

Claim 5

A shield connector for a joint of electrical cable, such cable having an outer protective sheath and an inner metal covering in surrounding relation to the electrical conductors forming a shield therefor, comprising: a. electrically conductive contact means having face portions in opposed relation in electrical contact with a portion of a metal shield therebetween; b. resilient members in opposed relation and having faces in overlying sealing engagement with said contact means with peripheral portions radially outwardly of the contact means in sealing engagement with said metal shield preventing entry of air and moisture to the contacting portions of said contact means and shield, at least one said resilient member having an aperture therethrough normal to said faces; c. clamp members in opposed relation and in overlying engagement with said resilient members; and d. means securing said clamp members in a clamping relation to the resilient members and retaining same in sealing engagement with said shield and contact means, said securing means including an electrically conductive member extending through the aperture of said at least one resilient member and in sealing engagement therewith and having electrical contact with said contact means and a minimum of one said clamp member forming electrical connection therebetween.

Claim 6

A shield connector as set forth in claim 3 wherein: a. said shield having a protective coating thereon; b. said contact means face portions having a plurality of protUberances penetrating the protective coating and making electrical contact with said shield, at least one of said contact means having an aperture normal to said face portions; c. a shank member extending into said contact means aperture and having engagement with said contact means securing same in substantial alignment and in clamping relation to said metal shield.

Claim 7

A shield connector as set forth in claim 3 wherein: a. said contact means including contact members in opposed relation, each having a said face portion and an outer convex surface, said contact members being on opposite sides of the metal shield portion and in clamping relation thereto, said metal shield having an aperture therethrough; b. a connecting member extending through the metal shield aperture and securing said contact members in aligned clamping relation to the metal shield, said connecting member and contact members having a bore axially therethrough; c. said resilient members each having an outer surface and an aperture axially therethrough in substantial alignment with the bore through said connecting member and contact members; d. said clamp members having an inner concave face engaging said outer surface of said resilient members, and compressing the resilient members to substantially conform the inner faces thereof to the shape of the convex outer faces of the contact members; e. the clamp member securing means and electrically conductive member including a shank extending through the apertures of said resilient members and the bore of said connecting member and contact members in electrical contact therewith, said clamp member securing means having electrical contact with said clamp members; and f. electrically conductive means secured to and having electrical contact with one said clamp member and being connected to a shield continuity of the cable.

Claim 8

A shield connector as set forth in claim 5 wherein: a. one of said contact members having a through aperture normal to the face portion thereof; b. said connecting member being integral with the other contact member and extending through said aperture in said one contact member and having a portion extending over a portion of said one contact member securing said contact members in clamped relation to said metal shield therebetween.

Claim 9

A shield connector as set forth in claim 6 wherein: a. one said clamp member having an aperture axially therethrough in substantially aligned relation to the apertures through said resilient members; b. the shank of said clamp member securing means being integral with the other clamp member and extending from the inner concave face thereof, said shank having a free end extending through the aperture of said one clamp member; and c. means on said free end engaging said one clamp member and securing said clamp members in clamping relation to said resilient members, contact members and shield portion therebetween.

Claim 10

A shield connector as set forth in claim 7 wherein: a. said shield having a protective coating thereon; and b. said contact means including a contact plate between one said contact member and said shield portion and having one surface in electrical contact with the inner planar face of said one contact member, said contact plate having a plurality of integral protuberances extending therefrom and penetrating said protective coating and in electrical contact with said metal shield portion.

Claim 11

A shield connector as set forth in claim 8 wherein: a. said connecting member and contact member having a surface defining the through bore therein; b. said shank having a knurled outer surface having ridges in penetrating engagement with the contact member.

Claim 12

A shield connector as set forth in claim 6 wherein: a. said cable having an outer protective sheath in covering relation thereto with a portion between one clamp member and an adjacent resilient member and an aperture aligned with apertures therein; and b. said shank extending through said apertures securing the shield connector to said protective sheath providing mounting support for said shield connector.

Claim 13

A shield connector as set forth in claim 6 wherein: a. one said clamp member having an aperture axially therethrough in substantially aligned relation to the apertures through said resilient members; b. said shank being secured to the other clamp member and extending from the inner concave face thereof, said shank having a threaded portion extending through the aperture of said one clamp member and having a nut in threaded engagement therewith for securing said clamp members in clamping relation to said resilient members, contact members and shield portion therebetween.

Claim 14

A shield connector as set forth in claim 11 wherein: a. said connecting member and contact members have a surface defining the bore therethrough; b. said shank has an outer surface with a plurality of protuberances extending therefrom, said protuberances having an outer dimension slightly larger than the bore for penetrating engagement with said bore defining surface, said shank forming an electrical conductor between said clamp members and said contact members.

Claim 15

A shield connector as set forth in claim 6 and including: a. said shank having a bore extending therein from an end thereof; b. a cable protective sheath portion overlying the clamp member at said end of the shank and having an aperture aligned with said bore; c. a headed fastening means engaging said sheath portion and having an elongate portion extending through the sheath aperture and anchored in said shank bore.

Claim 16

A shield connector as set forth in claim 3 including: a. one of said clamp members, said contact means, metal shield and resilient members each having aligned bores therein; and b. said securing means includes a shank secured to the other said clamp member and extending through said bores, said shank having a threaded end extending outwardly of said one clamp member and having a nut in threaded engagement therewith for securing the clamp members in clamping relation to said resilient members, contact means and shield portion therebetween.

Claim 17

A shield connector as set forth in claim 14 wherein: a. said cable having an outer protective sheath in covering relation thereto with a portion having an aperture therethrough, said portion having opposed surfaces; b. said shank extending through said aperture with said nut in engagement with one of said opposed surfaces, said shank having a second nut in threaded engagement therewith wherein said second nut is in engagement with the other of said opposed surfaces securing the shield connector to said protective sheath providing mounting support for said shield connector.

Claim 18

A shield connector as set forth in claim 3 including: a. an electrical connector for shield continuity and having a terminal member engaging one of said clamp members; b. said one clamp member, said contact means, metal shield and resilient members each having aligned bores therein; c. said securing means including a shank having connection with the other said clamp member and extending through said bores, and having an end with an end portion engaging said one clamp member for securing the clamp members in clamping relation to said resilient members, contact means and shield portion therebetween, said shank having a bore extending therein from said shank end; d. a cable protective sheath portion overlying said one clamp member and having an aperture aligned with the bore in said shank; e. fastening means with a head portion engaging said sheath portion and an elongate portion extending from said head through the sheath aperture and secured in said shank bore to secure the sheath portion thereto.

Claim 19

A shield connector as set forth in claim 16 wherein: a. said shank end portion extends outwardly over a portion of said one clamp member; b. said fastening means is a drive screw.

Claim 20

In an electrical cable having a plurality of wires surrounded by a thin metal shield which is covered by a protective coating and enclosed in a protective sheath, wherein the shield is separated for access to said enclosed wires, an electrical connector for the separated shield to maintain shield continuity for the cable and comprising: a. opposed electrical contact members having adjacent faces engaging a shield portion and having protuberances penetrating the protective coating for electrical contact with said shield, said contact members having convex outer faces; b. means extending through the shield and securing the contact members in shield clamping position; c. resilient members engaging said convex outer faces of the contact members and having marginal portions extending outwardly of the peripheries thereof into engagement with the shield portion and cooperating therewith in enclosing the contact members and shield portion engaged thereby; d. clamp plate members engaged with the resilient members whereby the resilient members, contact members and said shield portion are sandwiched therebetween, at least one of said clamp plate members, the resilient members, contact members and shield portion having aligned bores therethrough; e. a shank connected to one of said clamp plate members and extending through said bores and engaged with the other clamp plate member to compress the sandwiched members therebetween and compress said resilient members to effect sealing engagement thereof with the shank, clamp plate members, and contact members and sealing engagement of the marginal portions of the resilient members with the shield portion around the contact members whereby the contact members and the shield portion engaged thereby are enclosed in air and moisture tight confinement; f. said shank and the contact members having interengaging portions at the bores of said contact members for electrical connection thereof; g. one of said clamp plate members having an electrical connection with shield continuity.

Claim 21

In an electrical cable having a plurality of wires surrounded by a thin metal shield which is covered by a protective coating and enclosed in a protective sheath, wherein the shield is separated for access to said enclosed wires, an electrical connector for the separated shield to maintain shield continuity for the cable and comprising: a. opposed electrical contact members having adjacent faces engaging a shield portion and having protuberances penetrating the protective coating for electrical contact with said shield, said contact members having convex outer faces; b. means extending through the shield and securing the contact members in shield clamping position; c. resilient members engaging said convex outer faces of the contact members and having marginal portions extending outwardly of the peripheries thereof into engagement with the shield portion and cooperating therewith in enclosing the contact members and shield portion engaged thereby; d. clamp plate members engaged with the resilient members whereby the resilient members, contact members and said shield portion are sandwiched therebetween, at least one of said clamp plate members, the resilient members, contact members and shield portion having aligned bores therethrough; e. a shank connected to one of said clamp plate members and extending through said bores and engaged with the other clamp plate member to compress the sandwiched members therebetween and compress said resilient members to effect sealing engagement thereof with the shank, clamp plate members, and contact members and sealing engagement of the marginal portions of the resilient members with the shield portion around the contact members whereby the contact members and the shield portion engaged thereby are enclosed in air and moisture tight confinement; f. said shank and the contact members having interengaging portions at the bores of said contact members for electrical connection thereof; g. one of said clamp plate members having an electrical connection with shield continuity.