A power cable includes a conductor; an insulator; an inner shield layer; an inner corrosion-proof layer; an outer shield layer; and an outer corrosion-proof layer, provided from center toward outside, wherein only the inner shield layer among the inner shield layer and the outer shield layer is directly grounded at one end of the power cable in an axial direction, and wherein only the outer shield layer among the inner shield layer and the outer shield layer is directly grounded at the other end of the power cable in the axial direction.

A power cable includes a conductor; an insulator; an inner shield layer; an inner corrosion-proof layer; an outer shield layer; and an outer corrosion-proof layer, provided from center toward outside, wherein only the inner shield layer among the inner shield layer and the outer shield layer is directly grounded at one end of the power cable in an axial direction, and wherein only the outer shield layer among the inner shield layer and the outer shield layer is directly grounded at the other end of the power cable in the axial direction.

The present invention is a cable made from a braided polyethylene terephthalate cable sleeve. Inside the cable sleeve is a sequence of four shielding layers; a braided copper wire layer, a braided silver-plated copper wire layer, and two braided carbon fiber layers. Within the fourth shielding layer is a polytetrafluoroethylene inner sleeve containing a particulate aerogel dielectric, with an approximate particle diameter from 2 micrometers to 1.2 millimeters, and a conductive metal core with a mirror polish.

The present invention is a cable made from a braided polyethylene terephthalate cable sleeve. Inside the cable sleeve is a sequence of four shielding layers; a braided copper wire layer, a braided silver-plated copper wire layer, and two braided carbon fiber layers. Within the fourth shielding layer is a polytetrafluoroethylene inner sleeve containing a particulate aerogel dielectric, with an approximate particle diameter from 2 micrometers to 1.2 millimeters, and a conductive metal core with a mirror polish.

A hybrid cable may include a central strength member and a plurality of buffer tubes helically wrapped around the central member. Each of the plurality of buffer tubes may house at least one optical fiber, and an outer jacket may surround the plurality of buffer tubes and the central strength member. Additionally, the central strength member may include one or more carbon nanotubes capable of transmitting a power signal.

Induction heating extension cables including control conductors are disclosed. An example cable assembly includes: a first plurality of conductors in a Litz cable arrangement; an outer protective layer configured to protect the plurality of conductors from physical damage; and a second plurality of conductors that are electrically isolated from the first plurality of conductors and are protected by the outer protective layer from physical damage.

Induction heating extension cables including control conductors are disclosed. An example cable assembly includes: a first plurality of conductors in a Litz cable arrangement; an outer protective layer configured to protect the plurality of conductors from physical damage; and a second plurality of conductors that are electrically isolated from the first plurality of conductors and are protected by the outer protective layer from physical damage.

The present invention is a cable made from a braided polyethylene terephthalate cable sleeve. Inside the cable sleeve is a sequence of four shielding layers; a braided copper wire layer, a braided silver-plated copper wire layer, and two braided carbon fiber layers. Within the fourth shielding layer is a polytetrafluoroethylene inner sleeve containing a particulate aerogel dielectric, with an approximate particle diameter from 2 micrometers to 1.2 millimeters, and a conductive metal core with a mirror polish.

The present invention is a cable made from a braided polyethylene terephthalate cable sleeve. Inside the cable sleeve is a sequence of four shielding layers; a braided copper wire layer, a braided silver-plated copper wire layer, and two braided carbon fiber layers. Within the fourth shielding layer is a polytetrafluoroethylene inner sleeve containing a particulate aerogel dielectric, with an approximate particle diameter from 2 micrometers to 1.2 millimeters, and a conductive metal core with a mirror polish.

An automated assembly sensor cable has a generally wide and flat elongated body and a registration feature generally traversing the length of the body so as to identify the relative locations of conductors within the body. This cable configuration facilitates the automated attachment of the cable to an optical sensor circuit and corresponding connector. In various embodiments, the automated assembly sensor cable has a conductor set of insulated wires, a conductive inner jacket generally surrounding the conductor set, an outer jacket generally surrounding the inner jacket and a registration feature disposed along the surface of the outer jacket and a conductive drain line is embedded within the inner jacket. A strength member may be embedded within the inner jacket.