# US 10,309,635 B1 · Damaged connection detection

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- Number: US 10,309,635 B1
- Document ID: US10309635B1
- Status: Granted
- Kind: B1
- Application number: 15/849,402
- Filed: 2017-12-20
- Published: 2019-06-20
- Granted: 2019-06-04
- Earliest claimed: 2017-12-20
- Assignees: Valeo North America, Inc.
- Applicants: Valeo North America, Inc.
- Inventors: Gavin Warner; Julien Hemon; Jonathan Blandin
- Web page: https://patentgrep.com/patent/US10309635B1

## CPC

- F21V 25/02: coming into action when lighting device is disturbed, dismounted, or broken
- F21V 23/002: {Arrangements of cables or conductors inside a lighting device, e.g. means for guiding along parts of the housing or in a pivoting arm}
- F21V 23/005: {the substrate is supporting also the light source}
- F21V 29/508: of electrical circuits
- F21V 29/70: characterised by passive heat-dissipating elements, e.g. heat-sinks
- H05K 1/0203: {Cooling of mounted components (H05K1/0272 takes precedence)}
- H05K 1/0268: {for electrical inspection or testing}
- F21S 41/192: {Details of lamp holders, terminals or connectors}
- F21W 2103/20: Direction indicator lights
- F21W 2103/35: Brake lights
- F21Y 2115/10: Light-emitting diodes [LED]
- H05K 2201/066: Heatsink mounted on the surface of the printed circuit board [PCB]
- H05K 2201/10106: Light emitting diode [LED]
- H05K 2201/1028: Thin metal strips as connectors or conductors
- F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- F21S: NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21W: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- 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 circuitry assembly including an electrical component, a peripheral circuitry that supports the electrical component, a support assembly affixed to the peripheral circuitry to evacuate heat excess generated by the electrical component and the peripheral circuitry, a main circuitry separated from the support assembly by a spacing, the main circuitry having a plurality of detection bands, and a plurality of ribbons electrically connecting the peripheral circuitry with the main circuitry and deformable between an undamaged state and a damaged state, wherein in the undamaged state the plurality of ribbons steps over the spacing and the plurality of detection bands and in the damaged state at least one ribbon of the plurality of ribbons contacts at least one detection band of the plurality of detection bands and generate a short circuit.

## Claims

### Claim 1

A circuitry assembly comprising:
an electrical component;
a peripheral circuitry that supports the electrical component;
a support assembly affixed to the peripheral circuitry to evacuate heat excess generated by the electrical component and the peripheral circuitry;
a main circuitry separated from the support assembly by a spacing, the main circuitry including:
a plurality of detection bands; and
a plurality of ribbons electrically connecting the peripheral circuitry with the main circuitry and deformable between an undamaged state and a damaged state, wherein
in the undamaged state the plurality of ribbons steps over the spacing and the plurality of detection bands and in the damaged state at least one ribbon of the plurality of ribbons contacts at least one detection band of the plurality of detection bands and generate a short circuit.

### Claim 2 (depends on 1)

The circuitry assembly of claim 1, wherein the support assembly is made of a metallic alloy.

### Claim 3 (depends on 1)

The circuitry assembly of claim 1, wherein each ribbon of the plurality of ribbons is a bare electrical conductor.

### Claim 4 (depends on 3)

The circuitry assembly of claim 3, wherein the bare electrical conductor is made of a malleable material.

### Claim 5 (depends on 1)

The circuitry assembly of claim 1, wherein each detection band of the plurality of detection bands has a shape that follows the spacing.

### Claim 6 (depends on 5)

The circuitry assembly of claim 5, wherein each detection band has a semi-annular shape.

### Claim 7 (depends on 6)

The circuitry assembly of claim 6, wherein each detection band is characterized by a curvilinear length between 20% and 200% of a length of each ribbon of the plurality of ribbons.

### Claim 8 (depends on 1)

The circuitry assembly of claim 1, wherein the electrical component is a light source.

### Claim 9

A light assembly comprising:
a light source;
a peripheral circuitry that supports the light source;
a support assembly affixed to the light source;
a main circuitry separated from the support assembly by a spacing, the main circuitry including:
a plurality of detection bands; and
a plurality of ribbons electrically connecting the peripheral circuitry with the main circuitry and deformable between an undamaged state and a damaged state, wherein
in the undamaged state the plurality of ribbons steps over the spacing and the plurality of detection bands and in the damaged state at least one ribbon of the plurality of ribbons contacts at least one detection band of the plurality of detection bands and generate a short circuit.

### Claim 10 (depends on 9)

The light assembly of claim 9, wherein each ribbon of the plurality of ribbons is a bare electrical conductor.

### Claim 11 (depends on 10)

The light assembly of claim 10, wherein the bare electrical conductor is made of a malleable material.

### Claim 12 (depends on 9)

The light assembly of claim 9, wherein each detection band of the plurality of detection bands has a shape that follows the spacing.

### Claim 13 (depends on 12)

The light assembly of claim 12, wherein each detection band has a semi-annular shape.

### Claim 14 (depends on 13)

The light assembly of claim 13, wherein each detection band is characterized by a curvilinear length between 20% and 200% of a length of each ribbon of the plurality of ribbons.

### Claim 15

A lighting system for vehicle comprising:
a light source;
a peripheral circuitry that supports the light source;
a support assembly affixed to the light source;
a main circuitry separated from the support assembly by a spacing;
a power source coupled to the main circuitry to provide light functionality to the light source;
a plurality of detection bands;
a diagnostic tool operatively coupled to the plurality of detection bands; and
a plurality of ribbons electrically connecting the peripheral circuitry with the main circuitry and deformable between an undamaged state and a damaged state, wherein
in the undamaged state the plurality of ribbons steps over the spacing and the plurality of detection bands and in the damaged state at least one ribbon of the plurality of ribbons contacts at least one detection band of the plurality of detection bands and generate a short circuit detectable by the diagnostic tool.

### Claim 16 (depends on 15)

The lighting system of claim 15, wherein each ribbon of the plurality of ribbons is a bare electrical conductor.

### Claim 17 (depends on 16)

The lighting system of claim 16, wherein the bare electrical conductor is made of a malleable material.

### Claim 18 (depends on 15)

The lighting system of claim 15, wherein each detection band of the plurality of detection bands has a shape that follows the spacing.

### Claim 19 (depends on 18)

The lighting system of claim 18, wherein each detection band has a semi-annular shape.

### Claim 20 (depends on 19)

The lighting system of claim 19, wherein each detection band is characterized by a curvilinear length between 20% and 200% of a length of each ribbon of the plurality of ribbons.
