Patents for November

USPTO Wire & Cable Industry Patents as issued by the United States Patent and Trademark Office (USPTO)

Advanced Insulation and Jacketing for Downhole Power and Motor Lead
Cables US Patent 12123264
Published October 22, 2024
Inventors: Amiya Tripathy, Garnet Valley, PA, USA; Dennis Matuszak, Broken
Arrow, OK, USA; David Livingston, Claremore, OK, USA; and Shawn Gunter,
Owasso, OK, USA
Assignee: Baker Hughes Oilfield Operations LLC, Houston, TX, USA
An electric submersible pumping system includes a motor, a pump driven
by the motor and a cable that provides electrical power to the motor. The
cable includes a conductor and an insulator surrounding the conductor. The
insulator includes a first layer surrounding the conductor and a second layer
surrounding the first layer. The insulator may include an H2S scavenger and
an H2S reactant in the first or second layers surrounding the conductor. The
cable optionally includes a sub-insulator layer that includes a metal or
nitride coating applied directly to the conductor.

Optical Cable Assemblies Having Filler Optical Fibers and Methods of
Fabricating the Same
US Patent 12124090
Published October 22, 2024
Inventors: Michael John Gimblet, Conover, NC, USA; and Alvin John
McDonald, Lenoir, NC, USA
Assignee: Corning Research & Development Corporation, Corning, NY, USA
Optical cable assemblies having filler optical fibers and methods of
fabricating the same are disclosed. In one embodiment, an optical cable
assembly includes an optical cable, a plurality of filler optical fibers and a
ferrule. The optical cable includes an outer jacket and a plurality of active
optical fibers disposed within the outer jacket, wherein the plurality of active
optical fibers extend beyond an end of the outer jacket. Each filler optical
fiber includes a first end and second end. The first end is secured to an
outer surface of the outer jacket by a securing member for improving
mechanical performance of the assembly. The ferrule includes an array of
openings. Ends of the plurality of active optical fibers are disposed within a
first subset of openings of the array of openings and the second ends of the
plurality of filler optical fibers are disposed within a second subset of
openings of the array of openings and are suitable for transmitting optical
signals.

Fluoroplastic Pellets, Electric Wire and Method for Producing Same
US Patent 12122863
Published October 22, 2024
Inventors: Shingo Sakakibara, Osaka, Japan; Jihong Liu, Osaka, Japan;
Yoshiyuki Takase, Osaka, Japan; Ryouichi Fukagawa, Osaka, Japan; Yosuke
Shojima, Osaka, Japan; Yukari Karasawa, Osaka, Japan; and Takeshi
Shimono, Osaka, Japan
Assignee: Daikin Industries, Ltd., Osaka, Japan
The invention provides novel pellets having high fluidity in a hopper of an
extruder and capable of forming a coating layer having good wire diameter
stability and capacitance stability even when used for rapid molding of
electric wire coating. The pellets contain a fluororesin. Each of the pellets,
placed on a horizontal surface, has a substantially circular outline or a
substantially elliptic outline and has a major axis D1 of 3.1 mm or shorter
and a minor axis D2 of 3.1 mm or shorter when observed in the direction
normal to the horizontal surface. Each pellet satisfies the following formula
(1): (D1+D2)/2L=1.8 to 2.6, wherein D1 represents the major axis, D2
represents the minor axis, and L represents the height from the horizontal
surface to the highest point of the pellet.

Far Infrared Ray-Radiating and Electromagnetic Wave-Shielding Heating Wire Using Graphene Plate
US Patent 12127311
Published October 22, 2024
Inventor: Ki Young Shin, Namyangju-si, South Korea
Assignee: GHL Co., Ltd., Namyangju-si, South Korea
Provided is a far infrared ray-radiating and electromagnetic wave-shielding
heating wire using a graphene plate. The heating wire includes: one core
wire formed by binding several strands of threads, each of which has a
graphene plate conductive layer formed therein; and a plurality of strands
of heat wires covered by a covering material and wound around the outer
surface of the core wire. Accordingly, when the heating wire is heated by
supplied power, heat conductivity is improved, so that electricity
consumption in an electric heating product is reduced and the effect of
radiating far infrared rays and shielding electromagnetic waves is enhanced.
In addition, even when the heating wire is bent and transformed according
to the use of the product, disconnection and the risk of fire caused thereby
are prevented, so that usage stability of an electric heating product group to
which the heating wire is applied is enhanced.

Bundling Device and Cable Processing System
US Patent 12122545
Published October 22, 2024
Inventors: Joshua An Yang, Shanghai, China; and Samuel Lvhai Hu, Shanghai, China
Assignee: Tyco Electronics (Shanghai) Co., Ltd., Shanghai, China
A bundling device comprises a frame, a wire bending device and a wire
twisting device each mounted to the frame. The wire bending device bends
a bundling wire into an open ring to partially surround an object to be
bundled, and guide the bundling wire into the wire twisting device. The wire
twisting device twists two opposite end segments of the bundling wire
together to bundle the object.

Differential Paired Cable with Compensation Functions
US Patent 12125608
Published October 22, 2024
Inventor: James Cheng Lee, La Habra, CA, USA
The present invention provides a differential paired cable with
compensation functions, including: a first wire; a second wire; a first
insulating layer; a second insulating layer; a ground wire; and a shielding
layer. By controlling at least one of a length difference between the first
insulating layer and the second insulating layer exposed outside of the
shielding layer to be greater than 0.1 mm, a diameter difference between
the first wire and the second wire to be greater than 0.005 mm, and a length
difference between a welding portion of the first wire and a welding portion
of the second wire to be greater than 0.05 mm, a signal transmission rate of
one of the first wire and the second wire is compensated, so as to reduce an
intra pair skew of the differential paired cable.

Process for the Manufacture of an Electric Cable by Extrusion of a Composition Based on a Propylene Polymer and on a Dielectric Liquid
US Patent 12119139
Published October 15, 2024
Inventors: Marcelo Paixao Dantas, Nuremberg, Germany; Gabriele Perego,
Milan, Italy; Birane Toure, Villeurbanne, France; Mauro Cacciotti, Latina, Italy;
and Walid Bahloul, Villeurbanne, France
Assignee: NEXANS, Courbevoie, France
The invention relates to a process for the manufacture of an electric cable
comprising an extruded thermoplastic layer obtained from a composition
comprising at least one dielectric liquid and at least one thermoplastic
polymer chosen from a propylene homopolymer and copolymer, and also
to a cable obtained by said process.

Cable and Cable Assembly
US Patent 12119144
Published October 15, 2024
Inventors: Harlan Hainan Lu, Dongguan, China; Jack Zhiwei Guo, Dongguan,
China; and Jonathan Edward Lee, Middletown, PA, USA
Assignee: TE Connectivity Solutions GmbH, Schaff hausen, Switzerland; and
Tyco Electronics (Shanghai) Co., Ltd., Shanghai, China
A cable includes a pair of insulated core wires extending parallel to each
other, each of the insulated core wires having a central conductor and a
core insulation layer wrapped around the central conductor, an inner
insulation layer wrapped around the core insulation layers, a metal
shielding layer wrapped around the inner insulation layer, an outer
insulation layer wrapped around the metal shielding layer and a single drain
wire disposed between the metal shielding layer and the outer insulation
layer. The core insulation layers of the pair of insulated core wires abut
against each other at a pair of first sides of the core insulation layers facing
toward each other. The single drain wire is located at a second side of the
core insulation layer of one of the pair of insulated core wires facing away
from the other of the pair of insulated core wires in a radial direction.

Shielded Flat Cable and Shielded Flat Cable with Circuit Board
US Patent 12119591
Published October 15, 2024
Inventors: Tatsuo Matsuda, Tochigi, Japan; and Masamichi Yamamoto,
Osaka, Japan
Assignee: Sumitomo Electric Industries, Ltd., Osaka, Japan
A shielded flat cable includes a first differential signal line pair including
mutually parallel first and second signal lines, first and second ground lines
parallel to the first differential signal line pair arranged between the first
and second ground lines, an insulating layer covering the first differential
signal line pair, the first and second ground lines, a first shielding layer
covering a first surface of the insulating layer and a second shielding layer
covering a second surface of the insulating layer, opposite to the first
surface. The insulating layer includes an opening exposing the first ground
line at the first surface of the insulating layer, and the first shielding layer is
electrically connected to the first ground line through the opening. A width
of the first ground line is greater than a width of each of the first and second
signal lines.

Sensor Electric Wire and Sensor Circuit
US Patent 12114575
Published October 8, 2024
Inventor: Masayoshi Oomura, Hamamatsu, Japan
Assignee: Robosensor Technology Research, Inc., Hamamatsu, Japan
A sensor electric wire that is not readily affected by external noise, and a
sensor circuit that uses the same, including a first internal conductor
covered by a piezoelectric material, a second internal conductor provided
on the outside of the piezoelectric material, and an external shield
conductor surrounding the first internal conductor and the second internal
conductor, an insulating body being disposed between the first internal
conductor and second internal conductor, and the external shield
conductor.

Shielded Twisted Pair Cable
US Patent 12112860
Published October 8, 2024
Inventor: Yuto Kobayashi, Tochigi, Japan
Assignee: Sumitomo Electric Industries, Ltd., Osaka, Japan
A shielded twisted pair cable includes a twisted pair wire including two
insulated wires that are twisted together, and a shield configured to cover
the twisted pair wire. Each of the two insulated wires includes a conductor,
and an insulator covering the conductor. The shield includes a first shield, a
second shield and a third shield in this order from a position closest to the
twisted pair wire. The first shield includes a first resin tape with a metal foil,
spirally wound around the twisted pair wire, the second shield includes a
braided conductor and the third shield includes a second resin tape with a
metal foil. The metal foil of the first resin tape with the metal foil makes
contact with the braided conductor, and the braided conductor makes
contact with the metal foil of the second resin tape with the metal foil.

Selective and Controllable Shape-Memory Cable
US Patent 12103414
Published October 1, 2024
Inventor: Luke Dowell, Coventry, Great Britain
Assignee: Jaguar Land Rover Limited, Coventry, Great Britain
The present invention relates to a vehicle charging cable having a selective
and controllable shape-memory. Selective shape memory cables of the
present disclosure can advantageously adopt a different shape and/or
forget a passively inherent thermoset shape, for example a spiral. Such
selective shape memory cables have particular application for charging EVs
and plug-in HEVs and may comprise a body; one or more primary wires
accommodated by the body; a first means for biasing a region of the body
(such as a thermosetting bias); and a second means for biasing all or part of
said region of the body. The second means being responsive to an external
stimulus, such as an electric current so that the second biasing means can
be actively operated.

Coaxial Flat Cable
US Patent 12107354
Published October 1, 2024
Inventor: Nobuaki Nakayama, Ueda, Japan
Assignee: Totoku Electric Co., Ltd., Tokyo, Japan
To provide a coaxial flat cable that can achieve stable high-frequency
transmission characteristics as a structure by which stress is not applied to a
specific coaxial cable, even due to handling of the coaxial flat cable or the
like. The above-described problem is solved by a coaxial flat cable (20)
comprising a plurality of coaxial cables (10) disposed side by side in a width
direction (X), and a resin tape (11) integrating at least terminal parts (21) of
these coaxial cables (10) from one surface or both surfaces, each of the
plurality of coaxial cables (10) being connected by soldering to a substrate
(30) or a connector. The resin tape (11) positioned at the terminal parts (21)
is configured to be provided with a fixed part (21a), to be fixed to the
substrate or the connector, at both end portions in the width direction (X).

Optical Cable
US Patent 12105336
Published October 1, 2024
Inventor: Man Su Lee, Gyeongsangbuk-do, South Korea
Assignee: LS Cable & System Ltd., Anyang-si, South Korea
An optical cable is provided in which an optical fiber bundle with clustered
or bundled optical fibers is accommodated in a tubular member and the
optical fibers are formed in an excess group length (EGL) by modeling
considering bending properties of the optical cable or a lossless bending
radius of the optical fibers of the optical fiber bundle, thereby minimizing
stress, damage or optical loss of the optical fibers in the optical fiber bundle.

Flat Combined Wire
US Patent 12106872
Published October 1, 2024
Inventor: I-Chieh Tsai, Taoyuan, Taiwan
Assignee: Ding Tai Feng Electric Wire and Cable Ind. Co., Ltd., Taoyuan,
Taiwan
A flat combined wire including at least two wires combined side by side with
each other is provided. Each of the wires includes at least three cores and
an electrically insulating member. Each of the cores includes multiple yarns
and multiple electrically conducting wires twisted and woven with each
other, and the electrically conducting wires are wrapped around the yarns.
The electrically insulating member covers the cores.
Precursor for Use in Manufacturing Superconducting Wire, Production

Method of Precursor and Superconducting Wire
US Patent 12102015
Published September 24, 2024
Inventors: Shinya Kawashima, Kobe, Japan; and Takao Kawarada, Kobe,
Japan
Assignee: Kobe Steel, Ltd., Kobe, Japan
A precursor, which is a drawn wire product of a composite pipe, the
composite pipe having: a composite wire group; a barrier layer; and a
protective layer, wherein the composite wire group has: a plurality of tin
wires each having at least one tin core being made of tin or a tin alloy, and a
copper matrix which surrounds the at least one tin core; and a plurality of
niobium wires each having a plurality of niobium cores being made of
niobium or a niobium alloy, and a copper matrix which surrounds the
plurality of niobium cores, the plurality of niobium wires being disposed
such that each of the tin wires is surrounded by the niobium wires, the
composite wire group contains titanium in an amount of from 0.38% by
mass to 0.55% by mass.

Heavy-Current Charging Cable for Charging an Electric Vehicle
US Patent
12083911
Published September 10, 2024
Inventors: Emmanuel Logakis, Baden-Dättwil, Switzerland; Matteo Bortolato,
Trebaseleghe, Italy; Jaroslav Hemrle, Baden-Dättwil, Switzerland; Lars Bech,
Schiedam, Netherlands, Stefan Raaijmakers, Delft, Netherlands; Wiebe
Zoon, Delft, Netherlands, Jean-Marc Oppliger, Fislisbach, Switzerland
Assignee: ABB E-mobility B.V., Baden, Switzerland
A system and method for heavy-current charging cables for charging an
electric vehicles includes a central heavy-current wire extending in a
longitudinal direction, a plurality of heavy-current power wires comprising a
power conductor and a power wire insulation surrounding said power
conductor, the heavy-current power wires extending parallel to the central
wire, a liquid tight inner hose extending in the longitudinal direction and
surrounding the heavy-current central wire and the heavy-current power
wires thereby defining a first hollow area comprising liquid coolant to flow
between the heavy-current central wire and the heavy-current power wires
along the longitudinal direction, and a liquid tight outer hose extending in
the longitudinal direction and surrounding the inner hose thereby defining a
second hollow area comprising liquid coolant to flow between the inner
hose and the outer hose along the longitudinal direction.

Electrical Cable
US Patent 12087465
Published September 10, 2024
Inventors: Craig Warren Hornung, Harrisburg, PA, USA; and Justin Dennis
Pickel, Hummelstown, PA, USA
Assignee: TE Connectivity Solutions GmbH, Schaff hausen, Switzerland
An electrical cable includes a conductor assembly having a first conductor, a
second conductor and an insulator surrounding the first conductor and the
second conductor. The insulator has an outer surface having an RMS
roughness of less than 1.0 micrometers. A cable shield provides electrical
shielding for the first and second conductors and has a metallized
conductive layer on the outer surface of the insulator. A method of
manufacturing an electrical cable includes feeding a first conductor and a
second conductor to a core extruder, extruding an insulator around the first
and second conductors at the core extruder, heating an outer surface of the
insulator to lower a roughness profile of the outer surface and directly
applying a conductive layer to the outer surface of the insulator.

Cable and Antenna Device with Coaxial Cable
US Patent 12087474
Published September 10, 2024
Inventors: Yoshitaka Yoshino, Kanagawa, Japan; Makoto Makishima,
Kanagawa, Japan; and Taihei Satou, Kanagawa, Japan
Assignee: Sony Semiconductor Solutions Corporation, Kanagawa, Japan
A cable includes a first shield portion that includes at least one or more lines
for transmitting a signal or electric power and that is provided on the outer
side of the lines, a first layer that is provided in such a manner as to cover
an outer circumference of the first shield portion and that includes a
member that absorbs radio waves, a second shield portion that is provided
on an outer side of the first layer, a second layer that is provided in such a
manner as to cover an outer circumference of the second shield portion and
that includes a member that absorbs radio waves and insulating resin that
covers an outer side of the second layer.
Automotive Communications Cable US Patent 12087471
Published September 10, 2024
Inventor: Daniel Kennefick, Newark, DE, USA
Assignee: Daikin America Inc., Orangeburg, NY, USA
A communications cable includes a pair of twisted pair of wires, each coated
with a fluoropolymer insulator. The fluoropolymer insulators each
independently contain at least 95% w/w fluorinated ethylene propylene
(FEP). The twisted pair of wires is configured to carry a differential signal,
such as a differential data signal and/or a differential power signal.

Insulated Electrical Wire and Method of Manufacturing Insulated Electrical
Wire
US Patent 12080448
Published September 3, 2024
Inventors: Hajime Nishi, Tokyo, Japan; Ikumi Ando, Tokyo, Japan; Takami
Ushiwata, Tokyo, Japan; and Yuki Honda, Tokyo, Japan
Assignee: Proterial, Ltd., Tokyo, Japan
An insulated electrical wire is provided. The insulated electrical wire includes
a conductor and an insulating film including pores. The insulating film at
least includes a first insulating layer. The first insulating layer includes a first
center region, a first inner side region and a first outer side region. The first
center region is a center region in the first insulating layer in a thickness
direction and is formed of an insulating material and first pores that are the
pores. The first pores are derived from a liquid thermally decomposable
polymer. The first inner side region and the first outer side region are
formed not to include the first pores.

Water Tree Resistant Electric Cable
US Patent 12073965
Published August 27, 2024
Inventors: Chritian Koelblin, Meximieux, France; and Melek Maugin,
Chassagny, France
Assignee: NEXANS, Courbevoie, France
An electric cable includes at least one polymer layer obtained from a
polymer composition having at least one polypropylene-based
thermoplastic polymer material and at least one oxygen-containing
compound having a melting temperature of about 110°C or higher.