Patents for January/February 2024

USPTO Wire & Cable Industry Patents as compiled by the editors of WCTI

Coupled Power and Control Cable
US Patent 11862364
Published January 2, 2024
Inventors: Randy D. Kummer, Villa Rica, GA, USA; and Scotty Joe Ledbetter, Bowdon, GA, USA
Assignee: Southwire Company, LLC, Carrollton, GA, USA
Energy and a control signal may be provided using a coupled power and control cable. The coupled power and control cable may comprise a power cable, a control cable and an overall jacket. The power cable may be connected between a switch and a fixture and may provide energy to the fixture from the switch. The control cable may be connected between the control circuit and the fixture and may provide the control signal to the fixture from the control circuit. The power cable and the control cable maybe disposed beneath the overall jacket.

Submarine Power Cable with Curvature Monitoring Capability
US Patent 11862362
Published January 2, 2024
Inventors: Andreas Tyrberg, Lyckeby, Sweden; Patrik Holmberg, Ronneby, Sweden; and Petrus Althini,
Lyckeby, Sweden
Assignee: NKT HV Cables AB, Lyckeby, Sweden
A multi-phase submarine power cable including a plurality of power cores arranged in a stranded configuration and a curvature sensor including an elastic elongated member and a plurality of Fiber Bragg Grating, FBG and fibers; each FBG fiber extending axially along the elongated member at a radial distance
from the center of the elongated member; wherein the elongated member extends between the stranded power cores along a central axis of the multi-phase submarine power cable.

Wire and Cable Package
US Patent 11858719
Published January 2, 2024
Inventors: Juan Alberto Galindo Gonzalez, Powder Springs, GA, USA; Richard Mike Temblador, Carrollton,
GA, USA; Laurentiu Dan Dragomir, Atlanta, GA, USA; Allan W. Daniel, Woodland, AL, USA; and James Phillp
Tuggle, Carrollton, GA, USA
Assignee: Southwire Company, LLC, Carrollton, GA, USA
Consistent with embodiments of the invention, a cable package may be provided. The cable package may comprise a cable and a chamber. The cable may comprise a winding and at least one free end. The chamber may define an internal volume containing the cable. The chamber may comprise a continuous opening. The continuous opening may comprise at least one surface arranged to apply pressure to a portion of the cable located proximate to the continuous opening.

System and Apparatus for Applying Labels to Cable or Conduit
US Patent 11851233
Published December 26, 2023
Inventors: Mark D. Bennett, Dodd City, TX, USA;
William T. Bigbee, Jr., Melissa, TX, USA; and Stephen S. Griffin, McKinney, TX, USA
Assignee: Encore Wire Corporation, McKinney, TX, USA
A system for applying labels to cable or conduit including at least one label and a label applicator. The label applicator including at least one guide roller, at least one tamping device comprising at least one tamping pad for applying at least one label onto the moving cable or conduit and a guide shoe assembly. The guide shoe assembly comprises a guide shoe, the guide shoe comprises a rounding member, a plurality of springs for providing flexibility to the rounding member when the moving cable or conduit passes at least one guide shoe, a support mount for supporting at least one guide shoe, a plurality of pivots disposed between the rounding member and the rounding member support for adjusting the set of springs and a fitted member for providing an anchor for at least one guide shoe to connect with the support mount.

Shielded Electrical Cable
US Patent 11854716
Published December 26, 2023
Inventor: Douglas B. Gundel, Cedar Park, TX, USA
Assignee: 3M Innovative Properties Company, St. Paul, MN, USA
A shielded electrical cable includes conductor sets extending along a length of the cable and spaced apart
from each other along a width of the cable. First and second shielding films are disposed on opposite
sides of the cable and include cover portions and pinched portions arranged such that, in transverse
cross section, the cover portions of the films in combination substantially surround each conductor set.
An adhesive layer bonds the shielding films together in the pinched portions of the cable. A transverse
bending of the cable at a cable location of no more than 180° over an inner radius of at most 2 mm
causes a cable impedance of the selected insulated conductor proximate to the cable location to vary by
no more than 2% from an initial cable impedance measured at the cable location in an unbent

Cable and Harness
US Patent 11854713
Published December 26, 2023
Inventors: Yoshikazu Hayakawa, Tokyo, Japan; and Tomoyuki Murayama, Tokyo, Japan
Assignee: Proterial, Ltd., Tokyo, Japan
A cable includes a plurality of electric wires including a conductor and an insulating member coating a
periphery of the conductor, a tape member provided over a periphery of an aggregate configured by
laying the plurality of electric wires together and an outer sheath provided over an outer periphery of the
tape member. The tape member includes a mixture of a first fiber having a melting point and a second
fiber having a melting point lower than the melting point of the first fiber. The first fiber has the melting
point higher than an extrusion molding temperature of the outer sheath, and the second fiber has the
melting point lower than the extrusion molding temperature of the outer sheath.

Injection Molding an Element onto a Cable
US Patent 11850777
Published December 26, 2023
Inventor: Jörg Wenzel, Nationalität, Germany
Assignee: LEONI Kabel GmbH, Roth, Germany
The invention relates to a method for producing a cable, comprising both a molding tool with a cavity
and with at least one first opening and a line consisting of at least one wire and a sheath surrounding at
least one wire. According to the invention, the line is inserted into the cavity and is guided out of the
cavity via at least the first opening. A molding compound is injected into the cavity of the molding tool in
a pressurized manner, wherein the line is pressed onto a seal surface of the cavity by means of the
pressure of the molding compound, and the line closes the cavity at the seal surface.

Ribbon Cable
US Patent 11848125
Published December 19, 2023
Inventors: Zhiwei (Jack) Guo, Dongguan, China; Hainan (Harlan) Lu, Dongguan, China; and Jonathan
Edward Lee, Middletown, PA, USA
Assignees: Tyco Electronics (Shanghai) Co., Ltd., Shanghai, China; and TE Connectivity Solutions GmbH,
Schaffhausen, Switzerland
A ribbon cable includes a plurality of cable groups arranged side by side in a width direction of the ribbon
cable and a wrap- ping film continuously wound on an outer side of the cable groups in a multi-turn
wrapping manner at an inclined angle with respect to the width direction. There is a gap between every
adjacent pair of cable groups.

Optical Fiber Cable with Compressed Core and Manufacturing Method Thereof
US Patent 11846822
Published December 19, 2023
Inventor: Vikash Shukla, Gurugram, India
Assignee: Sterlite Technologies Limited, Harayana, India
The present disclosure pro- vides an optical fiber cable (200, 300) with a compressed core (206, 306) and
manufacturing method thereof. The method includes bundling a plurality of optical transmission
elements (202, 302) to form a core (206, 306) of the optical fiber cable (200, 300) and compressing the
core (206, 306). The method further includes extruding a sheath (212, 312) around the compressed core
(206, 306), wherein the core (206, 306) is compressed to a smaller diameter by a compression tool. The
compression tool has a cylindrical cavity, wherein an internal diameter of the cylindrical cavity gradually
decreases from the first end to a second end of the compression tool. The core enters from the first end
of the compression tool with a diameter d and exits from the second end with a diameter d-Δd, such that
Δd/d is greater than or equal to 0.05.

Composite Cable
US Patent 11848127
Published December 19, 2023
Inventors: Atsuro Yaguchi, Tokyo, Japan; Kimika Kudo, Tokyo, Japan; Takanobu Watanabe, Tokyo, Japan;
and Detian Huang, Tokyo, Japan
Assignee: Proterial , Ltd., Tokyo, Japan
A composite cable is provided with plural wires each having a metal conductor and an insulator, a
binder layer that bundles the plural wires together, a shield layer composed of a metal conductor and
arranged around the binder layer and a sheath covering around the shield layer. An outer diameter of
the sheath is 2.0 mm or less. An amount of the metal conductor per unit length used in the shield layer is
0.4 times or more and 0.7 times or less than an amount of the metal conductor per unit length used in
the plural wires.

Quad-Shield Cable
US Patent 11848120
Published December 19, 2023
Inventor: Leonard J. Visser, Huntsville, AR, USA
Assignee: PCT International, Inc., Tempe, AZ, USA
A cable includes a conductor, an insulator surrounding the center conductor and a shield surrounding
the insulator, wherein the shield has two foil layers and two braid layers. Each foil layer includes two foil
surfaces, each braid layer includes two braid surfaces, and only one of the foil surfaces of the two foil
layers confronts only one of the braid surfaces of the two braid layers.

Flexible Electrical Cable with Four Copper Layers
US Patent 11842829
Published December 12, 2023
Inventors: Sassan K. Shahidi, San Jose, CA, USA; Hoodin Hamidi, San Francisco, CA, USA; David Harper,
Vail, AZ, USA; and Larry LeeRoy Tretter, Tucson, AZ, USA
Assignee: International Business Machines Corporation, Armonk, NY, USA
An electrical cable, including four copper layers, where at least two of the four copper layers are
separated by a polymeric base layer, and where at least two of the four copper layers are separated by
an adhesive. The electrical cable further includes a polymeric cover layer adhered to an outermost
copper layer.

Method of Manufacturing a Fire-Resistant and/or Fire-Retardant Cable
US Patent 11837381
Published December 5, 2023
Inventors: Franck Gyppaz, Lyons, France; Thierry Auvray, Lyons, France; and Nicolas Estreboou, Oullins,
Assignee: Nexans, Courbevoie, France
A method of manufacturing a cable includes at least one elongated electrically conducting element and at
least one composite layer surrounding the elongated electrically con- ducting element. The composite
layer is obtained from at least one step of impregnation of a non-woven fibrous material with a
geopolymer composition.

Superconducting Wire Rod, Superconducting Coil, Magnetic Generator, and Method for Producing
Superconducting Wire Rod

US Patent 11837380
Published December 5, 2023
Inventors: Takaaki Suzuki, Tokyo, Japan; Hideki Tanaka, Tokyo, Japan; and Motomune Kodama, Tokyo,
Assignee: Hitachi, Ltd., Tokyo, Japan
Provided are a superconducting wire rod in which the non- uniform deformation of the shape of an
MgB2 core mate- rial has been controlled; a superconducting coil; a magnetic generator; and a method
for producing a superconducting wire rod. A superconducting wire rod (100A) according to the present
invention comprises: a center material (106) of which at least the outer circumferential surface is formed
of a metal that does not react with Mg; a plurality of single-core wires (103) disposed around the center
material (106), each of the single-core wires having an MgB2 superconductor core material (101) coated
with a first coating material (102) made of a metal that does not react with Mg; and an outer shell
material (105) disposed outside the plurality of single- core wires (103), wherein at least the inner
circumferential surface of the outer shell material (105) is formed of a metal that does not react with Mg.

Magnetic Field Measurement Cable and Distributed-Type Well Inside Magnetic Field Measurement System
US Patent 11835598
Published December 5, 2023
Inventors: Kinzo Kishida, Kobe, Japan; Ahmad Riza Ghazali, Kajang, Malaysia; and Mohanad Faizal bin Abd
Rahim, Kajang, Malaysia
Assignee: Petroliam Nasional Berhad, Kuala Lumpur, Malaysia
A magnetic field measurement cable (10) of the present disclo- sure includes an electric cable (1)
provided at an axial part, and an outer circumferential cable (2) provided on the outer side of the electric
cable (1) and helically formed by a plurality of steel wires helically wound and a magnetic field
measurement optical cable (3) having an optical fiber cable (3a).

Cables with Improved Coverings to Reduce Shrinkback and Methods of Forming the Same
US Patent 11837383
Published December 5, 2023
Inventors: Elliot Byunghwa Lee, Carmel, IN, USA; Timothy John Clancy, Carmel, IN, USA; and Eric W. Bates,
Lafayette, IN, USA
Assignee: Prysmian S.p.A., Milan, Italy
A cable includes cable, one or more conductors and a cover- ing surrounding the one or more
conductors. The covering is formed from a composition including polyethylene and a polyolefin
elastomer, where the composition is crosslinked. A method of forming the cable is also provided.

Optical Fiber Cable Production Method, and Optical Fiber Cable
US Patent 11835778
Published December 5, 2023
Inventors: Tomoaki Kaji, Sakura, Japan; Akira Namazue, Sakura, Japan; and Ken Osato, Sakura, Japan
Assignee: Fujikura Ltd., Tokyo, Japan An optical fiber cable production method includes feeding a core
including optical fibers; winding a reinforcing wrap around the core and forming an overlapping portion
in which end portions of the reinforcing wrap overlap each other at a portion of the reinforcing wrap in
a circumferential direction; and performing extrusion molding of a sheath on an outside of the
reinforcing wrap. The overlapping portion extends in a longitudinal direction of the optical fibers. In the
performing extrusion molding, a resin that forms the sheath is inserted into a portion of the overlapping

Packaging for Reel-Less Bundle of Cable
US Patent 11834234
Published December 5, 2023
Inventors: Andriy Lozhko, Syracuse, NY, USA; Npah P. Montena, Syracuse, NY, USA; Jay A. Kisselstein,
Mexico, NY, USA; and Brian K. Hanson, Cicero, NY, USA
Assignee: PPC Broadband, Inc., East Syracuse, NY, USA
A packaging arrangement for a bundle of cable includes a planar packaging blank extending in a
longitudinal direction from the first end to the second end. The blank includes a middle region extending
from the first end to the second end between a first fold line and a second fold line, a first side extending
from the first end to the second end and including a plurality of first flaps extending from the first fold
line in a direction away from the second side in a direction perpendicular to the longitudinal direction,
and a second side extending from the first end to the second end and including a plurality of second
flaps extending from the second fold line in a di- rection away from the first side in a direction
perpendicular to the longitudinal direction. The blank is configured to be rolled into a cylindrical shape
such that the first end overlaps the second end. The plurality of first flaps is configured to be folded
radially inward relative to the cylindrical blank, and the plurality of second flaps are configured to be
folded radially inward relative to the cylindrical blank.

Device and Method for Twisting Single Cables
US Patent 11833574
Published December 5, 2023
Inventors: Denis Faccenda, Altdorf, Switzerland; and Cassian Straessle, Waedenswil, Switzerland
Assignee: Komax Holding AG, Dierikon, Switzerland
A device and a method to twist single cables about a twisting axis to form a cable bundle along an
extension axis. The device includes mutually spaced single rotating units for separately holding cable
ends at one end of the single cables; a twisting unit for holding and twisting cable ends at the other end
of the single cables; and a guiding apparatus, to which is fastened a guiding mandrel for separating the
single cables, at least in some regions, during a twisting process by the twisting unit, in a region in which
there is a transition from an untwisted region to a twisted region. The guiding mandrel includes a
thickened portion on a side opposite its fastening to the guid- ing apparatus, the thickened portion
having larger dimensions in a direction transverse to the running direction of the guiding mandrel than in
most of the guiding mandrel.

Methods and Systems for Wire Harness Test Results Analysis
US Patent 11815560
Published November 14, 2023
Inventor: David Alan Shier, Lee’s Summit, MO, USA
Assignee: DIT-MCO International LLC, Kansas City, MO, USA
A computer-implemented method of analyzing an electrical wiring harness assembly comprises
receiving, via a processing element, a test result associated with the electrical wiring harness assembly;
determining, via the processing element, a probable error type based on the test result; retrieving from a
memory element, via the processing element, a plurality of natural language terms associated with the
probable error type, each of the plurality of natural language terms having a corresponding phrase order
value; and reporting, via a user interface, each of the plurality of natural language terms in an order
according to the phrase order values.

« Click here to translate »