H01B7/2825

Waterproof cable and waterproof cable manufacturing method
11581108 · 2023-02-14 · ·

To provide a waterproof cable that is easily manufactured and improves waterproofness. The waterproof cable includes: a first cable; a second cable, an end of which is connected with an end of the first cable; a first resin member that coats a connecting part and is formed by insert-molding; a second resin member that coats the first resin member and is formed by insert-molding; and a third resin member that coats the second resin member and is formed by insert-molding.

AC Submarine Power Cable With Reduced Losses

A static AC submarine power cable configured for at least 72 kV operation including: a power core including: a conductor, an insulation system surrounding the conductor, and a smooth metallic water-blocking sheath surrounding the insulation system, wherein the metallic water-blocking sheath includes stainless steel.

Cable sheathing of a Pb—Ca—Sn alloy and method of manufacture thereof
11548045 · 2023-01-10 · ·

A method for manufacturing a sheathing of a cable and a sheathing for a cable is provided where the method includes forming the cable sheathing by extrusion and the sheathing is made of a Pb—Ca—Sn alloy having a composition having from 0.03 to 0.05 weight % Ca and from 0.4 to 0.8 weight % Sn.

Zero-Buoyancy Cable and Deep-Sea Equipment
20220384066 · 2022-12-01 ·

The present application provides a zero-buoyancy cable, which comprises a cable; a plurality of floats sheathed on the cable; and a cladding layer configured to tightly wrap the plurality of floats and the cable so as to fix the floats onto the cable. The zero-buoyancy cable provided in the present application can effectively avoid the loss of the float or the sliding of the float on the cable, thereby improving the balance of the zero-buoyancy cable in the water.

WATERPROOF DROP CABLE
20230057567 · 2023-02-23 · ·

A coaxial cable includes: an center conductor; a dielectric insulator configured to coaxially surround the center conductor; an inner conductive foil layer configured to coaxially surround the dielectric; a braided shield layer configured to coaxially surround the inner conductive foil layer; and an outer jacket configured to coaxially surround the outer conductive foil layer. The outer conductive foil layer is bonded to the outer jacket; the outer conductive foil layer includes a first lateral region, a second lateral region and a sealant; the first lateral region and the second lateral region portions are configured to overlap each other; the sealant is configured to be disposed between the first lateral region and the second lateral region to form a sealed joint; and the outer conductive foil layer and the sealed joint are configured to prevent moisture that enters the outer jacket from passing the outer conductive foil layer and migrating along the coaxial cable so as to prevent signal loss or damage to a connector that terminates the coaxial cable.

WIRE HARNESS
20230124892 · 2023-04-20 · ·

A wire harness including: a first conductive path; a second conductive path that is different from the first conductive path; and an exterior cover that covers the first conductive path and the second conductive path, wherein: the first conductive path includes a conductive first tubular conductor that is tubular in shape, the second conductive path includes a conductive second tubular conductor that is tubular in shape, and a thickness of the first tubular conductor is different from a thickness of the second tubular conductor.

METHOD FOR MANUFACTURING TERMINAL-EQUIPPED ELECTRIC WIRE
20230123706 · 2023-04-20 ·

A method for manufacturing a terminal-equipped electric wire includes a step of crimping a first terminal to one end of an electric wire, a step of crimping a second terminal to the other end of the electric wire with a tubular seal member, a first waterproofing step of providing, at the one end of the electric wire, an anticorrosion member that covers an element wire bundle of the electric wire, and a second waterproofing step of providing, at the other end of the electric wire, a sealing member so as to fill gaps between conductive element wires of the element wire bundle in a tubular insulating sheath. The second waterproofing step is performed after the first waterproofing step is performed.

METHOD FOR MANUFACTURING TERMINAL-EQUIPPED ELECTRIC WIRE
20230121308 · 2023-04-20 ·

A method for manufacturing a terminal-equipped electric wire includes a step of crimping a terminal to one end of an electric wire, a step of crimping another terminal to the other end of the electric wire, and a waterproofing step of providing a sealing member at the other end of the electric wire so as to fill gaps between conductive element wires of an element wire bundle. The waterproofing step includes, in this order, a step of applying a resin to the element wire bundle to block at least a part of an inner portion of a tubular insulating sheath, a step of waiting during curing of the resin or until the curing is completed, and a step of applying the moisture curable resin to the element wire bundle, blocking a remaining portion of the inner portion of the insulating sheath, and curing the resin.

CuNiSi alloy cable sheathing
11631505 · 2023-04-18 · ·

A water blocking layer/sheathing for subsea power cables made from a CuNiSi-alloy.

High temperature submersible power cable

A method can include extruding an electrically insulating elastomeric compound about a conductor where the electrically insulating elastomeric compound includes ethylene propylene diene monomer (M-class) rubber (EPDM) and an alkane-based peroxide that generates radicals that form decomposition products; cross-linking the EPDM via radical polymerization to form an electrically insulating layer about the conductor; heating the cross-linked EPDM to at least 55 degrees C. to reduce the concentration of the decomposition products in the electrically insulating layer; and disposing a gas barrier layer about the electrically insulating layer.