公开(公告)号：US12087494B2

公开(公告)日：2024-09-10

申请号：US17843979

申请日：2022-06-18

Applicant: Grant A. MacLennan ,  Hans Wennerstrom ,  Steve Schiffer ,  Matt Cotner ,  Saul Gonzalez

Inventor： Grant A. MacLennan ,  Hans Wennerstrom ,  Steve Schiffer ,  Matt Cotner ,  Saul Gonzalez

IPC: H01F27/10 ,  H01F27/08 ,  H01F27/255 ,  H01F27/26 ,  H01F27/28 ,  H01F27/30 ,  H01F27/32 ,  H01F37/00 ,  H01F41/066 ,  H01F41/08 ,  H01F41/082 ,  H01F41/10 ,  H02M1/12 ,  H01F1/24 ,  H01G4/38 ,  H01G4/40

CPC classification number: H01F27/2895 ,  H01F27/085 ,  H01F27/10 ,  H01F27/255 ,  H01F27/266 ,  H01F27/2823 ,  H01F27/2876 ,  H01F27/306 ,  H01F27/324 ,  H01F37/00 ,  H01F41/066 ,  H01F41/08 ,  H01F41/082 ,  H01F41/10 ,  H02M1/126 ,  H01F1/24 ,  H01F27/08 ,  H01G4/38 ,  H01G4/40 ,  H02M1/123 ,  Y02B70/10

Abstract: The invention comprises a method of: providing an inductor core, placing a winding guide within an inch of the inductor core, positioning a first turn element with the winding guide, positioning a second turn element with the winding guide, and mechanically coupling the first turn element to the second turn element to form at least a part of a winding, the winding forming a wrapped shape about the inductor core. Optionally and preferably, turn elements are subsequently joined, mechanically coupled, and/or welded together to form sections of the winding.

公开(公告)号：US11842847B2

公开(公告)日：2023-12-12

申请号：US17818980

申请日：2022-08-11

Applicant: Delta Electronics (Shanghai) Co., Ltd.

Inventor： Chaofeng Cai ,  Xiaoni Xin ,  Jianhong Zeng ,  Shouyu Hong ,  Rui Wu ,  Haoyi Ye ,  Yiqing Ye ,  Jinping Zhou ,  Zhiheng Fu ,  Min Zhou ,  Yu-Ching Kuo ,  Tong-Sheng Pan ,  Wen-Yu Lin

IPC: H01F27/28 ,  H01F41/08 ,  H01F41/064 ,  H01F41/02 ,  H01F30/08

CPC classification number: H01F41/08 ,  H01F41/0213 ,  H01F41/064 ,  H01F30/08

Abstract: The present disclosure provides a transformer module and a power module, wherein the transformer module comprises: a magnetic core, where a first insulating layer and a second wiring layer are sequentially disposed on the magnetic core from inside to outside; a first metal winding, wound around the magnetic core in a foil structure, and comprising a first winding segment formed in the first wiring layer and a second winding segment formed in the second wiring layer; and a second metal winding, wound around the magnetic core in a foil structure, comprising a third winding segment formed in the first wiring layer and a fourth winding segment formed in the second wiring.

公开(公告)号：US11769623B2

公开(公告)日：2023-09-26

申请号：US15586706

申请日：2017-05-04

Applicant: Murata Manufacturing Co., Ltd.

Inventor： Yoshihito Otsubo ,  Junji Kurobe ,  Mitsuyoshi Nishide

IPC: H01F27/28 ,  H01F27/32 ,  H01F17/06 ,  H01F41/08 ,  H01F17/00 ,  H01F41/04

CPC classification number: H01F27/323 ,  H01F17/0013 ,  H01F17/06 ,  H01F27/2804 ,  H01F41/043 ,  H01F41/08

Abstract: A coil electrode of a coil component includes a plurality of lower wiring patterns arranged on a lower surface of an insulating layer; a plurality of upper wiring patterns arranged on an upper surface of the insulating layer; a plurality of inner conductors disposed at an inner peripheral side of the coil core, each inner conductor connecting one end of the corresponding one of the lower wiring patterns and one end of a corresponding one of the upper wiring patterns forming the pair with the lower wiring pattern; and a plurality of outer conductors disposed at an outer peripheral side of the coil core, each outer conductor connecting the other end of the corresponding one of the lower wiring patterns and the other end of the corresponding one of the upper wiring patterns adjacent to an upper wiring pattern forming the pair with the lower wiring pattern.

公开(公告)号：US20190027301A1

公开(公告)日：2019-01-24

申请号：US15653635

申请日：2017-07-19

Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.

Inventor： Jae Seung Lee ,  Jongwon Shin

IPC: H01F27/32 ,  H01F27/30 ,  H01F27/28 ,  H01F41/08 ,  H01F41/07 ,  H01F17/06

CPC classification number: H01F27/324 ,  H01B7/30 ,  H01F17/062 ,  H01F27/2823 ,  H01F27/306 ,  H01F41/07 ,  H01F41/08 ,  H01R4/10

Abstract: Transformers having a plurality of windings from a single Litz wire, as well as systems including such transformers and methods of providing such transformers are disclosed. A transformer includes a core and a single Litz wire having a plurality of individual strands of conductive material. The plurality of individual strands of conductive material are separated into a plurality of groups, each one of the plurality of groups being a winding of the transformer such that the transformer comprises a plurality of windings.

公开(公告)号：US20180358176A1

公开(公告)日：2018-12-13

申请号：US16107837

申请日：2018-08-21

Applicant: EPCOS AG

Inventor： Karsten Frey ,  Jürgen Frey ,  Wolfgang Porisch

IPC: H01F41/061 ,  H01F41/08 ,  H01F27/28 ,  H01F41/077 ,  B21D7/024 ,  H01F41/082 ,  B21D7/08

CPC classification number: H01F41/061 ,  B21D7/024 ,  B21D7/085 ,  H01F27/2823 ,  H01F27/2847 ,  H01F27/2895 ,  H01F41/077 ,  H01F41/08 ,  H01F41/082

Abstract: An inductive component, a device, and a method for winding a wire for an inductive component are disclosed. In an embodiment an inductive component includes a winding of a wire, wherein the wire is wound in a circular manner with a pitch, and wherein the winding of the wire is compressed.

公开(公告)号：US20180277295A1

公开(公告)日：2018-09-27

申请号：US15922231

申请日：2018-03-15

Applicant: FANUC CORPORATION

Inventor： Masatomo SHIROUZU

IPC: H01F27/245 ,  H01F3/14 ,  H01F3/02 ,  H01F41/02 ,  H01F41/08 ,  H01F27/30

CPC classification number: H01F27/245 ,  H01F3/02 ,  H01F3/14 ,  H01F27/263 ,  H01F27/306 ,  H01F37/00 ,  H01F41/0233 ,  H01F41/08

Abstract: An iron core includes a first iron core block and second iron core blocks. The first iron core block includes recessed portions. The second iron core blocks include projection portions. The recessed portions and the projection portions can be fitted with each other. The second iron core blocks are disposed inside the ring-shaped first iron core block. Coils are wound onto the second iron core blocks.

公开(公告)号：US10056184B2

公开(公告)日：2018-08-21

申请号：US14887824

申请日：2015-10-20

Applicant: Madison Daily ,  John Park

Inventor： Madison Daily ,  John Park

IPC: H01F27/30 ,  H01F27/32 ,  H01F41/08 ,  H01F41/098

CPC classification number: H01F27/325 ,  H01F27/2895 ,  H01F30/16 ,  H01F41/08 ,  H01F41/098

Abstract: A modular toroidal transformer core cap system, including a plurality of cap segments, wherein each respective cap segment further includes first and second spaced elongated wall members, first and second connector members connected to the respective first and second elongated wall members, and a generally flat panel member connected to and extending between the first and second elongated wall members. The first and second wall members are disposed at a predetermined angle relative one another and the first and second elongated wall members and the panel member are electrically nonconducting. An integral number of cap segments may be joined together to define an annular core cap.

公开(公告)号：US20180090270A1

公开(公告)日：2018-03-29

申请号：US15316748

申请日：2015-04-27

Applicant: RUFF GMBH

Inventor： Alois Hofer

IPC: H01F41/08 ,  H01F41/094

CPC classification number: H01F41/08 ,  H01F41/094

Abstract: The invention relates to a device and to a method for winding toroidal cores without using a magazine, comprising a toroidal-core retainer and comprising elements that are substantially arranged in a wire-guiding plane and that serve to guide and to magazine wire. The device comprises: a first transport roller and a second transport roller, which are arranged in relation to the toroidal-core retainer in such a way that a wire to be magazined on the transport rollers in the wire-guiding plane and to be wound can be guided between the first and the second transport roller through the toroidal core; a wire ejector arranged adjacently to the second transport roller; and a wire tensioner.

公开(公告)号：US20180012694A1

公开(公告)日：2018-01-11

申请号：US15546653

申请日：2016-02-11

Applicant: THALES

Inventor： Eric TOUZET ,  Nicolas POTELLE

IPC: H01F27/245 ,  H01F27/08 ,  H01F27/28 ,  H01F27/29

CPC classification number: H01F27/245 ,  H01F27/08 ,  H01F27/266 ,  H01F27/2847 ,  H01F27/29 ,  H01F41/061 ,  H01F41/08 ,  H01F2027/2857

Abstract: An electromagnetic induction device comprises a closed magnetic circuit, without air gap, of which at least one first part is substantially rectilinear and surrounded by a sleeve, the sleeve being surrounded by an electrical conductor which comprises at least one metal sheet electrically insulated on at least one of its faces, wherein at least the first part of the magnetic circuit has a section of circular form.

公开(公告)号：US20170154723A1

公开(公告)日：2017-06-01

申请号：US15309664

申请日：2015-05-08

Applicant: HITACHI METALS, LTD.

Inventor： Hirohiko MIKI ,  Takayuki MORIKAWA ,  Masatoshi AKITA ,  Masahiro MORITA

IPC: H01F27/32 ,  H01F27/28 ,  H01F41/06 ,  H01F27/02

CPC classification number: H01F27/325 ,  H01F5/02 ,  H01F17/06 ,  H01F27/02 ,  H01F27/2823 ,  H01F41/06 ,  H01F41/08 ,  H01F41/10

Abstract: A core case unit (100) includes: an annular case (1) which houses a magnetic core (4); and a bobbin (2) around which a wire is to be wound, wherein the bobbin (2) includes a cylindrical portion (5) around which the wire is to be wound, inner flanges (6) provided at opposite ends of the cylindrical portion, outer flanges (7) provided on an outer side of the inner flanges with a space being left which is capable of containing a wire end portion, and a gear portion (8) provided on an outer side of at least one of the outer flanges for receiving rotational force, the bobbin being rotatably supported on the case at the cylindrical portion, an outside diameter of the outer flanges (7) is greater than an outside diameter of the gear portion which is defined by an addendum circle, and the inner flanges (6) and the outer flanges (7) have a recessed portion (15, 16) through which a wire end portion is to be passed.