# US 10,246,001 B2 · Carrier of one or more light-emitting diodes (LEDS) for a signaling module

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- Number: US 10,246,001 B2
- Document ID: US10246001B2
- Status: Granted
- Kind: B2
- Application number: 14/812,217
- Filed: 2015-07-29
- Published: 2016-02-04
- Granted: 2019-04-02
- Earliest claimed: 2014-07-31
- Assignees: Valeo Vision
- Applicants: Valeo Vision
- Inventors: Denis Lauvernier; Zdravko Zojceski
- Web page: https://patentgrep.com/patent/US10246001B2

## CPC

- B60Q 1/0088: {Details of electrical connections (B60Q1/305 takes precedence; electrical connection of the light source itself F21S41/192, F21S43/195)}
- B60Q 1/2696: {Mounting of devices using LEDs}
- F21S 43/14: Light emitting diodes [LED]
- F21S 43/19: Attachment of light sources or lamp holders
- F21S 43/195: {Details of lamp holders, terminals or connectors}
- H05K 1/0284: {Details of three-dimensional rigid printed circuit boards (H05K1/119 takes precedence; shaping of the substrate H05K3/0014)}
- H05K 1/184: associated with components inserted in holes through the PCBs and wherein terminals of the components are connected to printed contacts on the walls of the holes or at the edges thereof or protruding over or into the holes
- F21Y 2107/00: Light sources with three-dimensionally disposed light-generating elements
- F21Y 2115/10: Light-emitting diodes [LED]
- H05K 3/185: {by making a catalytic pattern by photo-imaging}
- H05K 2201/0129: Thermoplastic polymer, e.g. auto-adhesive layer; Shaping of thermoplastic polymer
- H05K 2201/09118: Moulded substrate
- H05K 2201/10106: Light emitting diode [LED]
- B60Q: ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- F21S: NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- F21Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED

## Abstract

A carrier of one or more light sources for a lighting and/or signaling module especially for an automotive vehicle, comprising: a substrate having at least one aperture and electrical tracks on at least one side; and at least one light-emitting diode (LED) having a body and electrical connection leads lateral to the body. The LED or at least one of the LEDs is placed through a respective aperture of the substrate, and the connection leads make contact with respective electrical tracks. The substrate is a rigid molded part having a three-dimensional shape possibly providing an optical function such as that of a reflector. In this case, the LEDs are directly supported by the optical part.

## Claims

### Claim 1

A carrier of one or more light sources for a luminous module for an automotive vehicle, comprising:
a substrate that is rigid and has at least one aperture and electrical tracks on at least one side; and
at least one or more light-emitting diodes (LEDs), each of said at least one or more LEDs having a body and electrical connection leads lateral to said body, said at least one or more LEDs being placed through said at least one aperture of said substrate, said electrical connection leads making contact with respective said electrical tracks;
wherein said substrate is a rigid molded part having a three-dimensional shape,
wherein a material of said substrate is a thermoplastic doped with conductive metal particles and is configured to adhere to said electrical tracks, and
wherein an optical portion of said at least one or more LEDs extends beyond an opposite surface of said substrate from said at least one side of said substrate with said electrical tracks.

### Claim 2 (depends on 1)

The carrier according to claim 1, wherein said substrate forms a wall having over its extent variations in height of more than 10% of its extent.

### Claim 3 (depends on 1)

The carrier according to claim 1, wherein said substrate has one or more cavity- and/or step-shaped portions.

### Claim 4 (depends on 1)

The carrier according to claim 1, wherein said electrical connection leads of said at least one or more LEDs are connected to respective electrical tracks by a polymer adhesive filled with metal particles, said polymer adhesive configured to polymerize after application.

### Claim 5 (depends on 1)

The carrier according to claim 1, wherein said electrical connection leads of said at least one or more LEDs are connected to respective electrical tracks by a metal, said metal being deposited by a chemical metalization process.

### Claim 6 (depends on 1)

The carrier according to claim 1, wherein said carrier comprises a connector integrally formed with said substrate.

### Claim 7 (depends on 1)

The carrier according to claim 1, wherein said substrate comprises at least one electronic component connected electrically to said at least one or more LEDs by said electrical tracks.

### Claim 8 (depends on 1)

The carrier according to claim 1, wherein said substrate has at least one surface interacting with light rays emitted by said at least one or more LEDs to provide an optical function.

### Claim 9 (depends on 8)

The carrier according to claim 8, wherein said at least one surface of said substrate, interacting with the light rays, is reflective, absorbent or scattering.

### Claim 10 (depends on 8)

The carrier according to claim 8, wherein said substrate comprises a reflective, absorbent or scattering coating on its side opposite that of said electrical tracks.

### Claim 11 (depends on 1)

A signaling module comprising:
a carrier of one or more light sources; and
an optical part, interacting with light rays emitted by said one or more light sources;
wherein said carrier is according to claim 1.

### Claim 12 (depends on 11)

The signaling module according to claim 11, wherein said carrier comprises said optical part and said carrier forms said optical part.

### Claim 13 (depends on 11)

A lighting and/or signaling device comprising:
a housing;
a luminous module disposed in said housing; and
an outer lens placed on said housing;
wherein said luminous module is a signaling module according to claim 11.

### Claim 14 (depends on 2)

The carrier according to claim 2, wherein said substrate has one or more cavity- and/or step-shaped portions.

### Claim 15 (depends on 2)

The carrier according to claim 2, wherein said electrical connection leads of said at least one or more LEDs are connected to respective electrical tracks by an adhesive filled with metal particles, said adhesive being a polymer adhesive configured to polymerize after application.

### Claim 16 (depends on 3)

The carrier according to claim 3, wherein said electrical connection leads of said at least one or more LEDs are connected to respective electrical tracks by an adhesive filled with metal particles, said adhesive being a polymer adhesive configured to polymerize after application.

### Claim 17 (depends on 12)

A lighting and/or signaling device, comprising:
a housing;
a luminous module disposed in said housing; and
an outer lens placed on said housing;
wherein said luminous module is a signaling module according to claim 12.

### Claim 18 (depends on 11)

The signaling module of claim 11, wherein said optical part comprising a reflector.

### Claim 19 (depends on 3)

A signaling module comprising:
a carrier of one or more light sources; and
an optical part, interacting with light rays emitted by said one or more light sources;
wherein said carrier is according to claim 3.

### Claim 20 (depends on 5)

The carrier according to claim 5, wherein said metal is copper.

### Claim 21 (depends on 1)

The carrier according to claim 1, wherein said electrical connection leads of said at least one or more LEDs are step-shaped to mechanically connect to said electrical tracks.

### Claim 22 (depends on 21)

The carrier according to claim 21, wherein said electrical connection leads of said at least one or more LEDs are also connected to said electrical tracks with a metal-doped adhesive.
