# US 10,770,217 B2 · Mounting kit for a throttle, and throttle

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- Number: US 10,770,217 B2
- Document ID: US10770217B2
- Status: Granted
- Kind: B2
- Application number: 15/607,884
- Filed: 2017-05-30
- Published: 2017-12-21
- Granted: 2020-09-08
- Earliest claimed: 2016-06-01
- Assignees: Würth Elektronik eiSos GmbH & Co. KG
- Applicants: Würth Elektronik eiSos GmbH & Co. KG
- Inventors: Hassan Aarab
- Web page: https://patentgrep.com/patent/US10770217B2

## CPC

- H01F 27/06: Mounting, supporting, or suspending transformers, reactors, or choke coils {not being of the signal type}
- H01F 17/06: with core substantially closed in itself, e.g. toroid
- H01F 17/062: {Toroidal core with turns of coil around it}
- H01F 27/28: Coils; Windings; Conductive connections
- H01F 27/2823: {Wires (H01F27/2866 takes precedence)}
- H01F 27/2895: {Windings disposed upon ring cores}
- H01F 27/324: {Insulation between coil and core, between different winding sections, around the coil; Other insulation structures}
- H01F 2005/046: {Details of formers and pin terminals related to mounting on printed circuits}
- H01F: MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES

## Abstract

Mounting kit for a throttle with a toroidal core, wherein an insulating element which passes through the opening in the toroidal core is provided. The mounting kit includes a first half shell and a second half shell for accommodating the toroidal core, a baseplate, and a latching means and/or guide means to connect the first half shell, the second half shell, the insulating element and the baseplate to one another.

## Claims

### Claim 1

Mounting kit for a throttle with a toroidal core, wherein an insulating element passes through an opening in the toroidal core, comprising:
a first half shell and a second half shell for accommodating the toroidal core;
a baseplate; and
a latching means and guide means, extending from the baseplate into the opening in the toroidal core, that connects and relatively aligns the first half shell, the second half shell, the insulating element and the baseplate to one another from within an inner radius of the toroidal core,
wherein the second latching means and/or guide means have at least three projections which emerge from the baseplate and at the free ends of which latching lugs are arranged.

### Claim 2 (depends on 1)

Mounting kit according to claim 1, wherein first latching means and/or guide means are provided for connecting the two half shells.

### Claim 3 (depends on 1)

Mounting kit according to claim 1, wherein the first latching means and/or guide means have at least one first projection and two second projections, wherein, in the latched state, the first projection is accommodated at least in sections between the two second projections.

### Claim 4 (depends on 1)

Mounting kit according to claim 1, wherein second latching means and/or guide means are provided for connecting the first half shell to the baseplate.

### Claim 5 (depends on 1)

Mounting kit according to claim 1, wherein the two half shells form a torus-shaped holder in the assembled state, wherein the projections extend into a through opening in the torus-shaped holder and lie against an interior wall forming the through opening in the torus-shaped holder.

### Claim 6

Mounting kit for a throttle with a toroidal core, wherein an insulating element passes through an opening in the toroidal core, comprising:
a first half shell and a second half shell for accommodating the toroidal core;
a baseplate; and
a latching means and guide means, extending from the baseplate into the opening in the toroidal core, that connects and relatively aligns the first half shell, the second half shell, the insulating element and the baseplate to one another from within an inner radius of the toroidal core,
wherein guide means are provided for connecting the insulating element to the baseplate,
wherein the insulating element has at least three plate-like webs arranged in a star-shaped manner, wherein radially outer edges of the webs are accommodated in guides on the baseplate.

### Claim 7

Mounting kit for a throttle with a toroidal core, wherein an insulating element passes through an opening in the toroidal core, comprising:
a first half shell and a second half shell for accommodating the toroidal core;
a baseplate; and
a latching means and guide means, having at least three projections extending from the baseplate into the opening in the toroidal core, that connects and relatively aligns the first half shell, the second half shell, the insulating element and the baseplate to one another from within an inner radius of the toroidal core,
wherein guide means are provided for connecting the insulating element to the baseplate, and
wherein the insulating element has at least three plate-like webs arranged in a star-shaped manner, wherein radially outer edges of the webs are accommodated in guides on the baseplate and the radially inner sides of the projections are provided with guide grooves for accommodating the radially outer edges of the webs.

### Claim 8

Mounting kit for a throttle with a toroidal core, wherein an insulating element passes through an opening in the toroidal core, comprising:
a first half shell and a second half shell for accommodating the toroidal core;
a baseplate; and
a latching means and guide means, extending from the baseplate into the opening in the toroidal core, that connects and relatively aligns the first half shell, the second half shell, the insulating element and the baseplate to one another from within an inner radius of the toroidal core,
wherein the first half shell is provided with three insulating projections which are spaced apart uniformly in the circumferential direction and, in the mounted state, rest on the baseplate.

### Claim 9

Mounting kit for a throttle with a toroidal core, wherein an insulating element passes through an opening in the toroidal core, comprising:
a first half shell and a second half shell for accommodating the toroidal core;
a baseplate; and
a latching means and guide means, extending from the baseplate into the opening in the toroidal core, that connects and relatively aligns the first half shell, the second half shell, the insulating element and the baseplate to one another from within an inner radius of the toroidal core,
wherein the first half shell and the second half shell form a torus-shaped holder for the toroidal core, and in that the insulating element and the holder are provided with fourth latching means and/or guide means which fit together.

### Claim 10 (depends on 9)

Mounting kit according to claim 9, wherein the second half shell is provided with guide grooves for accommodating radially outer edges of the webs of the insulating element.

### Claim 11 (depends on 8)

Mounting kit according to claim 8, wherein, in the mounted state, the guide grooves of the second half shell lie in in each case one radial plane with the guide grooves of the projections of the baseplate.

### Claim 12 (depends on 1)

Mounting kit according to claim 1, wherein the baseplate, the two half shells and the insulating element are formed as plastics parts, in particular injection moulded parts, which are in each case formed integrally.

### Claim 13 (depends on 1)

Throttle with a torus-shaped toroidal core, at least one wire winding surrounding the toroidal core in sections, and a mounting kit according to claim 1, wherein the toroidal core is accommodated in a torus-shaped holder formed by the two half shells, and in that the wire winding is fitted onto an outer side of the torus-shaped holder.

### Claim 14 (depends on 1)

Mounting kit according to claim 1, wherein the three latching lugs affix the first half shell to the projections at points along an interior radius of the first half shell.

### Claim 15 (depends on 1)

Mounting kit according to claim 1, wherein the at least three projections which emerge from the baseplate further include first groves for receiving the insulating element.

### Claim 16 (depends on 1)

Mounting kit according to claim 1, wherein the second half shell includes second groves that align with the first groves of the at least three projections and also receive the insulating element.
