# US 9,434,296 B2 · Cable device to restrict headlamp motion in frontal low speed impacts

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- Number: US 9,434,296 B2
- Document ID: US9434296B2
- Status: Granted
- Kind: B2
- Application number: 14/166,023
- Filed: 2014-01-28
- Published: 2015-07-30
- Granted: 2016-09-06
- Earliest claimed: 2014-01-28
- Assignees: Ford Global Technologies, LLC
- Applicants: Ford Global Technologies, LLC
- Inventors: Bhimaraddi Venkaraddi Alavandi; Rajarathinam Jayachandran; Erika Kristin Low; Matt Alan Niesluchowski
- Web page: https://patentgrep.com/patent/US9434296B2

## CPC

- B60Q 1/0491: {Shock absorbing devices therefor}
- Y10T 29/49826: Assembling or joining
- Y10T 29/49947: by applying separate fastener
- B60Q: ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

A motor vehicle headlamp assembly mounted to a front corner of a motor vehicle between a side fender panel and a front body panel has a front portion and a rear portion, a forward mount attached to a front structure of the motor vehicle, and a rearward mount attached to a rear structure of the motor vehicle situated rearward of the front structure. An anchor cable has a first end attached to the rear portion of the headlamp assembly and a second end attached to the motor vehicle proximate the rear structure, whereby the rear portion of the headlamp assembly is substantially restrained from rearward, upward, and outward movement during a low velocity impact event.

## Claims

### Claim 1

A motor vehicle headlamp assembly mounted to a front corner of a motor vehicle between a side fender panel and a front body panel, the headlamp assembly having a front portion and a rear portion, the headlamp assembly further comprising:
a forward mount attached to a front structure of the motor vehicle;
a rearward mount attached to a rear structure of the motor vehicle situated rearward of the front structure; and
an anchor cable having a first end attached to the rear portion of the headlamp assembly and a second end attached to the motor vehicle proximate the rear structure, whereby the rear portion of the headlamp assembly is substantially restrained from rearward, upward, and outward movement during an offset frontal impact event at a velocity of 15 kph or less.

### Claim 2 (depends on 1)

The motor vehicle headlamp assembly of claim 1, wherein the first end of the anchor cable is attached to the headlamp assembly proximate the rearward mount.

### Claim 3 (depends on 1)

The motor vehicle headlamp assembly of claim 1, wherein the second end of the anchor cable is mounted to the rear structure.

### Claim 4 (depends on 3)

The motor vehicle headlamp assembly of claim 3, wherein the rear structure is a shotgun to which a motor vehicle shock strut is attached.

### Claim 5 (depends on 4)

The motor vehicle headlamp assembly of claim 4, wherein a weld nut is attached to the shotgun and the second end of the anchor cable has an integral loop and is secured to the weld nut by a fastener extending within the loop.

### Claim 6 (depends on 5)

The motor vehicle headlamp assembly of claim 5, wherein the cable has no more than 5 mm of slack when installed.

### Claim 7 (depends on 1)

The motor vehicle headlamp assembly of claim 1, wherein the anchor cable is fabricated from steel, aluminum, or nylon.

### Claim 8 (depends on 1)

The motor vehicle headlamp assembly of claim 1, wherein the headlamp assembly has a hook disposed proximate the rearward mount upon which a loop on the first end of the anchor cable is received.

### Claim 9 (depends on 1)

The motor vehicle headlamp assembly of claim 1, wherein the headlamp assembly has a notch within which an enlarged portion of the first end of the anchor cable is received.

### Claim 10 (depends on 1)

The motor vehicle headlamp assembly of claim 1, wherein the first end of the anchor cable is attached to the headlamp assembly by a fastener.

### Claim 11

A headlamp assembly for a motor vehicle comprising a forward mount attached to a front structure of the motor vehicle, a rearward mount attached to a rear structure of the motor vehicle situated rearward of the front structure, and an anchor cable having a first end attached to the headlamp assembly and a second end attached to the motor vehicle proximate the rear structure, whereby the rearward mount of the headlamp assembly is substantially restrained from rearward, upward, and outward movement during an offset frontal impact event.

### Claim 12 (depends on 11)

The motor vehicle headlamp assembly of claim 11, wherein a rear portion of the headlamp assembly is substantially restrained by the anchor cable from rearward, upward, and outward movement during an impact event of up to and including 15 kph.

### Claim 13 (depends on 12)

The motor vehicle headlamp assembly of claim 12, wherein the headlamp assembly is mounted to a front corner of a motor vehicle between a side fender panel and a front body panel, and the anchor cable substantially restrains motion of the headlamp assembly toward the side fender panel.

### Claim 14 (depends on 11)

The motor vehicle headlamp assembly of claim 11, wherein the first end of the anchor cable is attached to the headlamp assembly proximate the rearward mount.

### Claim 15 (depends on 11)

The motor vehicle headlamp assembly of claim 11, wherein the second end of the anchor cable is mounted to the rear structure.

### Claim 16

A method for substantially restraining motion of a headlamp assembly for a motor vehicle, the headlamp assembly having a front portion and rear portion substantially restrained from rearward, upward, and outward movement during a low velocity impact event, the method comprising the steps of:
mounting a forward mount of the front portion of the headlamp assembly to a front structure of the motor vehicle;
mounting a rearward mount of the rear portion of the headlamp assembly to a rear structure of the motor vehicle situated rearward of the front structure; and
extending an anchor cable from the rear portion of the headlamp assembly to the motor vehicle, the anchor cable having a first end attached to the rear portion of the headlamp assembly and a second end attached to the motor vehicle proximate the rear structure.

### Claim 17 (depends on 16)

The method of claim 16, wherein a weld nut is attached to the rear structure, wherein the second end of the anchor cable has an integral loop and is secured to the weld nut by a fastener extending within the loop.

### Claim 18 (depends on 16)

The method of claim 16, further comprising the step of providing a notch on the headlamp assembly within which an enlarged portion of the first end of the anchor cable is received.

### Claim 19 (depends on 16)

The method of claim 16, further comprising the step of attaching the first end of the anchor cable to the headlamp assembly by a fastener.

### Claim 20 (depends on 16)

The method of claim 16, further comprising the step of providing a hook disposed proximate the rearward mount upon which a loop on the first end of the anchor cable is received.
