Universal power cable joint

Claim 2

A cable joining device comprising, a tubular housing member formed of a plastic material for housing the prepared end of a power cable adapted to be inserted in the housing, said tubular housing member having an open rear end and terminating at its opposite end in a forwardly projecting junction pad, said housing member and pad having certain areas exteriorly and interiorly of the same coated with an electrically conductive material for providing electrostatic shielding surfaces, said junction pad having a central opening therein transversely of the pad, and the longitudinal passage through the tubular housing member being reduced in diameter in advance of the junction pad, and said passage of reduced diameter extending to and communicating with the transverse opening.

Claim 3

A cable joining device as defined by claim 1, wherein the forwardly projecting junction pad is approximately square in plan elevation, and wherein said junction pad is provided with a bolt receiving opening at each corner.

Claim 4

A cable joining device as defined by claim 1, wherein the forwardly projecting junction pad has flat top and bottom surfaces and is approximately square in plan elevation, wherein said junction pad is provided with a bolt receiving opening at each corner, and wherein the passage of reduced diameter is approximately circular in shape transversely of the passage.

Claim 5

A cable joining device comprising, as a first combination, a tubular housing member formed of a plastic material for receiving and housing the prepared end of a power cable adapted to be inserted in the housing, said plastic housing having an open rear end and terminating at its opposite end in a forwardly projecting junction pad, said junction pad having a central opening therein transversely of the pad, the longitudinal passage through the tubular housing member being reduced in size in advance of the junction pad, said passage of reduced size extending to and communicating with the transverse opening, a second combination including a housing member having a forwardly projecting junction pad, the said first and second mentioned junction pads being associated in superimposed contacting relation, a tang provided by the prepared end of a power cable having inserted relation in the respective tubular housing members, each tang extending into the central transverse opening of its particular junction pad, a metal spacer member in the aligned transverse openings and located between and in contact with the said tangs, and means in associated relation with the said tangs and interposed metal spacer mechanically and electrically connecting the said tangs.

Claim 6

A cable joining device comprising, as a first combination, a tubular housing member formed of a plastic material for receiving and housing the prepared end of a power cable adapted to be inserted in the housing, said plastic housing having an open rear end and terminating at its opposite end in a forwardly projecting junction pad, said junction pad having a central opening therein transversely of the pad, the longitudinal passage through the tubular housing member being reduced in size in advance of the junction pad, said passage of reduced size extending to and communicating with the transverse opening, a second combination including a housing member having a forwardly projecting junction pad, the said first and second mentioned junction pads being associated in superimposed contacting relation, a tang provided by the prepared end of a power cable having inserted relation in the respective tubular housing members, each tang extending into the central transverse opening of its particular junction pad, a metal spacer member in the aligned transverse openings and located between and in contact with the said tangs, and means in associated relation with the said tangs and interposed metal spacer mechanically and electrically connecting the said tangs.

Claim 7

A cable joining device as defined by claim 4, wherein the means mechanically and electrically connecting the said tangs includes a bolt extending through a central transverse opening in each tang and through a center opening provided therefor in the metal spacer.

Claim 8

A cable joining device as defined by claim 4, wherein the means mechanically and electrically connecting the said tangs includes a bolt extending through a central transverse opening in each tang and througH a center opening provided therefor in the metal spacer, plastic end caps located over the exterior surface of each junction pad, securing means releasably securing the plastic end caps in place with the junction pads interposed between, and additionally including resilient means between each end cap and its respective tang.

Claim 9

A cable joining device comprising, a tubular housing member formed of a plastic material for housing the prepared end of a power cable having an inserted relation within the tubular housing member, said plastic housing member having an open rear end and terminating at its opposite end in a forwardly projecting junction pad, said junction pad having a central opening therein transversely of the pad, the longitudinal passage through the tubular housing member extending to and communicating with the central transverse opening in the junction pad, a tang provided by the prepared end of a power cable and which extends into the central transverse opening, and plastic end plates in releasable connected relation with the junction pad, said end plates being located and secured to respective sides of the junction pad, whereby to form a dead end cable joint.

Claim 10

A cable joining device comprising, a tubular housing member formed of a plastic material for housing the prepared end of a power cable having an inserted relation within the tubular housing member, said plastic housing member having an open rear end and terminating at its opposite end in a forwardly projecting junction pad, said junction pad having a central opening therein transversely of the pad, the longitudinal passage through the tubular housing member extending to and communicating with the central transverse opening in the junction pad, a tang provided by the prepared end of a power cable and which extends into the central transverse opening, and plastic end plates in releasable connected relation with the junction pad, said end plates being located and secured to respective sides of the junction pad, whereby to form a dead end cable joint.

Claim 11

A cable joining device as defined by claim 7, wherein the rear open end of the tubular housing is closed by an elastomeric diaphragm, means securing and sealing the elastomeric diaphragm to the housing member at the rear end thereof, and said diaphragm having sealing relation with the prepared end of the said power cable.

Claim 12

A cable joining device comprising, a tubular housing member formed of a plastic material for housing the prepared end of a power cable adapted to be inserted in the housing wherein the plastic housing member has an open rear end and terminates at its opposite end in a forwardly projecting junction pad, said junction pad having a central opening therein transversely of the pad, the longitudinal passage through the tubular housing member being reduced in diameter in advance of the junction pad, said passage of reduced section extending to and communicating with the transverse opening, a metal casing in surrounding fixed relation with the tubular housing and extending rearwardly thereof, an end plate member fixed to the rearwardly extending portion of the metal casing, said end plate member having a central opening therein, a clamping ring releasably secured to the end plate member, a thin plastic film and a centrally apertured elastomeric diaphragm being clamped in superimposed relation between the end plate member and the clamping ring, whereby the thin plastic film closes and temporarily seals the opening in the end plate member, and whereby the elastomeric diaphragm provides for the insertion of the prepared end of the power cable and has the capability of forming a seal with the cable during and following insertion.

Claim 13

A cable joining device comprising, a tubular housing member formed of a plastic material for housing the prepared end of a power cable adapted to be inserted in the housing wherein the plastic housing member has an open rear end and terminates at its opposite end in a forwardly projecting junction pad, said junction pad having a central opening therein transversely of the pad, the longitudinal passage through the tubular housing member being reduced in diameter in advance of the junction pad, said passage of reduced section extending to and communicating with the transverse opening, a metal casing in surrounding fixed relation with the tubular housing and extending rearwardly thereof, an end plate member fixed to the rearwardly extending portion of the metal casing, said end plate member having a central opening therein, a clamping ring releasably secured to the end plate member, a thin plastic film and a centrally apertured elastomeric diaphragm being clamped in superimposed relation between the end plate member and the clamping ring, whereby the thin plastic film closes and temporarily seals the opening in the end plate member, and whereby the elastomeric diaphragm provides for the insertion of the prepared end of the power cable and has the capability of forming a seal with the cable during and following insertion.

Claim 14

A cable joining device as defined by claim 9, wherein certain areas of the housing and pad exteriorly and interiorly thereof have a coating of an electrically conductive material for providing electrostatic shielding surfaces.

Claim 15

A cable joining device comprising a tubular housing member formed of a plastic material wherein the plastic housing member has an open rear end and terminates at its opposite end in a forwardly projecting junction pad, said junction pad having a central opening therein transversely of the pad, the longitudinal passage through the tubular housing member being reduced in size in advance of the junction pad, said passage of reduced size extending to and communicating with the transverse opening, a power cable including a prepared end adapted to be inserted in the housing wherein the prepared end of the power cable includes a metal connector which is fitted to the bare metal conductor of the cable, the said metal connector providing a forwardly projecting tang having a central opening therein, and wherein the forwardly projecting tang extends through the passage of reduced size and into the transverse opening formed in the junctIon pad, a metal casing in surrounding fixed relation with the tubular housing and extending rearwardly thereof, an end plate member fixed to the rearwardly extending portion of the metal casing, said end plate member having a central opening therein, a clamping ring releasably secured to the end plate member, a thin plastic film and a centrally apertured elastomeric diaphragm being clamped in superimposed relation between the end plate member and the clamping ring, whereby the thin plastic film closes and temporarily seals the opening in the end plate member, and whereby the elastomeric diaphragm provides for the insertion of the prepared end of the power cable and has the capability of forming a seal with the cable during and following insertion.

Claim 16

A cable joining device comprising a tubular housing member formed of a plastic material wherein the plastic housing member has an open rear end and terminates at its opposite end in a forwardly projecting junction pad, said junction pad having a central opening therein transversely of the pad, the longitudinal passage through the tubular housing member being reduced in size in advance of the junction pad, said passage of reduced size extending to and communicating with the transverse opening, a power cable including a prepared end adapted to be inserted in the housing wherein the prepared end of the power cable includes a metal connector which is fitted to the bare metal conductor of the cable, the said metal connector providing a forwardly projecting tang having a central opening therein, and wherein the forwardly projecting tang extends through the passage of reduced size and into the transverse opening formed in the junctIon pad, a metal casing in surrounding fixed relation with the tubular housing and extending rearwardly thereof, an end plate member fixed to the rearwardly extending portion of the metal casing, said end plate member having a central opening therein, a clamping ring releasably secured to the end plate member, a thin plastic film and a centrally apertured elastomeric diaphragm being clamped in superimposed relation between the end plate member and the clamping ring, whereby the thin plastic film closes and temporarily seals the opening in the end plate member, and whereby the elastomeric diaphragm provides for the insertion of the prepared end of the power cable and has the capability of forming a seal with the cable during and following insertion.