A dual-axial cable may include adjacent and substantially parallel first and second wires, each wire formed from an electrical conductor surrounded by a respective first and second electrical insulator having a lengthwise flat face outward side and having respective first and second inward sides of an interlocking structure, the first and second inward sides of the interlocking structure of the first and second electrical insulators mutually engaging to prevent a relative transverse displacement of the first and second wires and maintaining planar alignment of the flat face and electrical conductor of the first and second wires and to maintain the flat faces parallel to one another. The dual-axial cable may also include first and second drain conductors formed respectively on the flat faces of the first and second electrical insulators and running adjacent and substantially parallel to the first and second electrical conductors.

A coaxial cable includes a central conductor, a plurality of insulating twisted threads or insulation strings wound therearound, each insulating twisted thread including a plurality of insulating strings twisted together, a cover layer provided around the insulating twisted threads or the insulation strings to form a gap to the insulating twisted threads or the insulation strings, and an outer conductor and a jacket provided on the outer periphery of the cover layer.

A connector secured to a coaxial cable having a conducting core. The connector includes a housing having a body having a central vertical axis and defining a chamber extending along the central vertical axis, a dielectric disposed in the chamber of the housing; and a signal contact disposed in the chamber of the housing and held by the dielectric. The signal contact includes a head having a top face and an opposite bottom face, a ferrule member projecting away from the top face of the head, and a pin projecting away from the bottom face of the head. The ferrule member includes a passage extending in a direction transverse to the central vertical axis, and the passage receives a terminating portion of the conducting core. The ferrule member is crimped to the terminating portion of the conducting core.

A connection seat includes a base including a top plate and a pedestal connected to each other, a metal member including a body and at least one grounding end, a press cover including a protruding portion, and a flexible concatenation portion connecting the base and the press cover. The base further includes a first trench located on the top plate, a second trench located between the top plate and the pedestal, and a through-hole running through the top plate and the pedestal. A coaxial cable can extend into the base along the first trench, to be detachably mounted to the base. The body extends into the second trench to engage the metal member with the base, and the grounding end extends out of the pedestal. When the concatenation portion is bent such that the press cover covers the top plate, the protruding portion correspondingly protrudes toward the through-hole.

Systems and methods for making an electrical cable. The electrical cable comprises: an inner conductor member formed of a conductive material; a dielectric member disposed as a single non-solid layer on the inner conductor member such that the inner conductor member is only partially covered by the dielectric member (the dielectric member being formed of a silica material (a) with a melting point equal to or greater than 1500 F., (b) that does not experiences a transformation from a flexible material to a rigid material when exposed to temperatures less than 1000 F., and (c) that comprises 60% or more silica); and an outer conductor member that is formed of a conductive material, encompasses the dielectric member and the inner conductor member, and is coaxial with the inner conductor member.

Coaxial video push-cables are disclosed. One embodiment includes a central conductor and a multi-dielectric stack of multiple concentric tubular layers disposed around the central conductor having one or more structural layers and one or more impedance tuning layers where the thickness of materials of each layer are selected to provide a pre-defined elastic modulus and electromagnetic impedance, an electromagnetic shielding layer, and a jacket enclosing the shielding layer, multi-dielectric stack layers, and central conductor.

A high frequency cable includes a center conductor comprising one first wire, which is located at the center of the center conductor, and a plurality of second wires, which are located around that one first wire, and the one first wire and the plurality of second wires are stranded together. Respective outer peripheral surfaces of the plurality of second wires constitute a substantially continuous circular peripheral surface as an outer peripheral surface of the center conductor.

A coaxial electrical cable assembly may include a central conductor disposed within a shield conductor of the coaxial cable. A coaxial electrical cable assembly may include a shield terminal having a tubular portion. The central conductor of the coaxial cable is disposed within the tubular portion and wherein the tubular portion is disposed within the shield conductor of the coaxial cable. A coaxial electrical cable assembly may include a first outer ferrule crimped around the shield conductor of the coaxial cable forming a first seam. A coaxial electrical cable assembly may include a second outer ferrule crimped around the first outer ferrule and forming a second seam. The first outer ferrule is arranged over the tubular portion of the shield terminal and the second outer ferrule is arranged over the first outer ferrule and an outer insulative jacket of the coaxial cable.

A medical coaxial connector includes: an internal conductor configured to be electrically connected to an other-side inner conductor when the medical coaxial connector is connected to an other-side medical coaxial connector; an outer conductor electrically connected to the inner conductor, formed in a tubular shape surrounding the inner conductor, and configured to be electrically connected to an other-side outer conductor when the medical coaxial connector is connected to the other-side medical coaxial connector; and an insulating body that is placed on inner periphery side of the outer conductor and formed in a cylindrical shape surrounding the inner conductor. The insulating body is configured to be placed on inner periphery side of the other-side outer conductor and a leading end of the insulating body in a connection direction toward the other-side coaxial connector is configured to protrude more in the connection direction than the inner conductor.

A coaxial cable is composed of a conductor, an insulator covering a periphery of the conductor, a shield layer covering a periphery of the insulator, and a sheath covering a periphery of the shield layer. The shield layer is configured to include a lateral winding shielding portion with a plurality of metal wires being helically wrapped around the periphery of the insulator, and a batch plating portion made of a hot-dip plating covering respective peripheries of the lateral winding shielding portion. The shield layer includes a joining portion where the metal wires adjacent to each other in a circumferential direction are joined with each other with the batch plating portion at a spaced portion where the adjacent metal wires are spaced apart from each other, and the non-joining portion where the metal wires adjacent to each other in the circumferential direction are not joined with each other with the batch plating portion at the spaced portion. A length of the non-joining portion along a cable longitudinal direction is shorter than a winding pitch of the lateral winding shielding portion.