# US 10,118,476 B2 · Engine mount assembly for a vehicle drive unit

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- Number: US 10,118,476 B2
- Document ID: US10118476B2
- Status: Granted
- Kind: B2
- Application number: 15/371,981
- Filed: 2016-12-07
- Published: 2017-06-22
- Granted: 2018-11-06
- Earliest claimed: 2015-12-17
- Assignees: Audi AG
- Applicants: Audi AG
- Inventors: Marek Bujak; Andreas Fischer
- Web page: https://patentgrep.com/patent/US10118476B2

## CPC

- B60K 5/1241: {Link-type support (B60K5/125, B60K5/1275 take precedence)}
- B60K 5/1208: {Resilient supports (B60K5/1241 - B60K5/1291 take precedence)}
- B60K 5/1216: {characterised by the location of the supports relative to the motor or to each other (B60K5/1225 takes precedence)}
- B62D 21/11: with resilient means for suspension {, e.g. of wheels or engine; sub-frames for mounting engine or suspensions}
- B60Y 2304/03: Reducing weight
- B60K: ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B62D: MOTOR VEHICLES; TRAILERS (steering, or guiding on a desired track, of agricultural machines or implements A01B69/00; wheels, castors, axles, increasing wheel adhesion B60B; vehicle tyres, tyre inflation or tyre changing B60C; connections between vehicles of a train or the like B60D; vehicles for use on rail and road, amphibious or convertible vehicles B60F; suspension arrangements B60G; heating, cooling, ventilating or other air treating devices B60H; windows, windscreens, non-fixed roofs, doors or similar devices, protective coverings for vehicles not in use B60J; propulsion plant arrangements, auxiliary drives, transmissions, controls, instrumentation or dashboards B60K; electric equipment or propulsion of electrically-propelled vehicles B60L; power supply for electrically-propelled vehicles B60M; passenger accommodation not otherwise provided for B60N; adaptations for load transportation or to carry special loads or objects B60P; arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q; vehicles, vehicle fittings or vehicle parts not otherwise provided for B60R; servicing, cleaning, repairing, supporting, lifting, or manoeuvring, not otherwise provided for, B60S; brake arrangements, brake control systems or parts thereof B60T; air-cushion vehicles B60V; motor-cycles, accessories therefor B62J, B62K; testing of vehicles G01M)
- B60Y: INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY

## Abstract

An engine mount for a drive unit in a vehicle includes a bracket having first and second joining points for attachment of the bracket to the drive unit. A first mounting member connects the bracket to the drive unit in the first joining point along a first joining axis. An engine mount is arranged on a vehicle body and supports the drive unit via the bracket. A second mounting member connects the bracket to the drive unit in the second joining point along a second joining axis. The first and second joining axes extend at a slant to each other by an axis angle.

## Claims

### Claim 1

An engine mount assembly for a drive unit in a vehicle, comprising:
brackets having first and second joining points for attachment to the drive unit;
first mounting members connecting the brackets to the drive unit in the first joining points along a first joining axis;
engine mounts arranged on a vehicle body and supporting the drive unit via the brackets; and
second mounting members connecting the bracket to the drive unit in the second joining points along a second joining axis, said first and second joining axes extending at a slant to intersect each other by an axis angle,
said engine mounts having cylindrical body-side mounting eyes and cylindrical mount cores arranged inside of said mounting eyes, wherein each cylindrical mount core is hollow for engine to be stored therein, said engine mounts including two leading engine mounts and two trailing engine mounts spaced from the two leading engine mounts in a vehicle longitudinal direction of the vehicle, said two leading engine mounts being spaced from each other in a vehicle transverse direction and have screw axes extending in the vehicle transverse direction, and said two trailing engine mounts being spaced from each other in the vehicle transverse direction and have screw axes extending in the vehicle longitudinal direction.

### Claim 2 (depends on 1)

The engine mount assembly of claim 1, wherein each of the first and second joining points is a screw-connection point.

### Claim 3 (depends on 1)

The engine mount assembly of claim 1, wherein the first and second joining axes extend at a right angle relative to each other.

### Claim 4 (depends on 1)

The engine mount assembly of claim 1, wherein the first joining axis extends in alignment with the vehicle longitudinal direction, and the second joining axis extends in alignment with the vehicle transverse direction extending transversely to the vehicle longitudinal direction.

### Claim 5 (depends on 1)

The engine mount assembly of claim 1, further comprising third and fourth mounting members connecting the bracket to the drive unit in corresponding third and fourth joining points, with one of the third and fourth mounting members being aligned along the first joining axis and another one of the third and fourth mounting members being aligned along the second joining axis.

### Claim 6 (depends on 1)

The engine mount assembly of claim 1, wherein the bracket contacts the drive unit at each of the first and second joining points via planar surfaces which extend in a plane arranged orthogonally to the first and second mounting members of the first and second joining points, respectively.

### Claim 7 (depends on 6)

The engine mount assembly of claim 6, wherein the plane of the first joining point and the plane of the second joining point extend at a slant relative to one another.

### Claim 8 (depends on 6)

The engine mount assembly of claim 6, wherein the plane of the first joining point and the plane of the second joining point extend at a right angle relative to one another.

### Claim 9 (depends on 1)

The engine mount assembly of claim 1, wherein the bracket includes a first support arm connected to the drive unit via the first joining point, and a second support arm connected to the drive unit via the second joining point, said first and second support arms configured to converge at a mount-side screw-on base which is bolted to the mount.

### Claim 10 (depends on 9)

The engine mount assembly of claim 9, wherein the first and second support arms define an inner corner region which borders an outer corner of the drive unit.

### Claim 11 (depends on 1)

The engine mount assembly of claim 1, wherein the bracket is bolted to the engine mount via a screw connection using a screw bolt extending along a screw axis.

### Claim 12 (depends on 11)

The engine mount assembly of claim 11, wherein the screw axis extends in alignment with one of the first and second joining axes.

### Claim 13 (depends on 1)

The engine mount assembly of claim 1, wherein each of the engine mounts has the body-side mounting eye for arrangement of the mount core with interposed elastomer body, said mount core being bolted to the bracket.
