# US 12,109,891 B2 · Assembly of a wheel hub on a wheel carrier for a vehicle, wheel hub drive for a vehicle, and vehicle

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- Number: US 12,109,891 B2
- Document ID: US12109891B2
- Status: Granted
- Kind: B2
- Application number: 17/285,573
- Filed: 2019-10-30
- Published: 2021-12-30
- Granted: 2024-10-08
- Earliest claimed: 2018-11-06
- Assignees: Audi AG
- Applicants: Audi AG
- Inventors: Winfried Justus; Matthias Ewert; Sascha Bornhold
- Web page: https://patentgrep.com/patent/US12109891B2

## CPC

- B60K 7/0007: {the motor being electric}
- B60B 27/0068: {the element being a sensor}
- B60R 16/03: for supply of electrical power to vehicle subsystems {or for (circuit arrangements for charging batteries H02J7/00)}
- G01S 17/931: of land vehicles
- B60B 27/02: adapted to be rotatably arranged on axle
- B60R 11/04: Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
- B60R 2011/004: {outside the vehicle}
- B60Y 2400/30: Sensors
- B60Y 2400/301: for position or displacement
- B60Y 2400/3015: Optical cameras
- B60Y 2400/3017: Radars
- G01S 13/931: of land vehicles
- G01S 15/931: of land vehicles
- G01S 2013/9323: {Alternative operation using light waves}
- G01S 2013/9324: {Alternative operation using ultrasonic waves}
- G01S 2013/9327: {Sensor installation details}
- G01S 2013/93274: {on the side of the vehicles}
- G01S 2015/937: {sensor installation details}
- 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
- B60B: VEHICLE WHEELS (making wheels or wheel parts by rolling B21H1/00, by forging, hammering or pressing B21K1/28); CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60R: VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- G01S: RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- B60Y: INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY

## Abstract

An assembly of a wheel hub on a wheel carrier for a vehicle, in which the wheel hub, on which at least one wheel of the vehicle is fastenable in a rotationally-fixed manner, is rotatably mounted via a wheel bearing on the wheel carrier, including at least one surroundings sensor at least partially arranged in the wheel hub, by which at least a part of the surroundings of the vehicle can be registered.

## Claims

### Claim 1

An assembly of a wheel hub on a wheel carrier for a vehicle, comprising: the wheel hub, on which at least one wheel of the vehicle is fastenable in a rotationally-fixed manner, is rotatably mounted via a wheel bearing on the wheel carrier, wherein at least one surroundings sensor is at least partially arranged in the wheel hub, by which at least a part of the surroundings of the vehicle can be registered, wherein the surroundings sensor is held directly on the wheel hub or directly on the wheel carrier.

### Claim 2 (depends on 1)

The assembly as claimed in claim 1, wherein the surroundings sensor is arranged completely inside the wheel hub.

### Claim 3 (depends on 1)

The assembly as claimed in claim 1, wherein the surroundings sensor comprises at least one camera and/or at least one radar sensor and/or at least one ultrasonic sensor and/or at least one laser sensor and/or at least one lidar sensor.

### Claim 4 (depends on 1)

The assembly as claimed in claim 1, wherein a wheel hub motor designed as an electrical machine, which has a stator and a rotor drivable by the stator and thus rotatable relative to the stator, which comprises the wheel hub rotatably mounted on the wheel carrier via the wheel bearing, on which the wheel of the vehicle is fastenable in a rotationally-fixed manner.

### Claim 5 (depends on 4)

The assembly as claimed in claim 4, wherein at least one first cable, via which the wheel hub motor can be supplied with electrical energy; and
at least one second cable, which is formed separately from the first cable and is provided in addition to the first cable, and via which the surroundings sensor can be supplied with electrical energy and/or data, which characterize the part of the surroundings registered by the surroundings sensor, can be provided by the surroundings sensor, wherein the cables are brought together to form a cable strand.

### Claim 6 (depends on 5)

The assembly as claimed in claim 5, wherein the cables extend at least partially in a jacket of the cable strand shared by the cables and are held against one another by the jacket.

### Claim 7 (depends on 4)

The assembly as claimed in claim 4, further comprising at least one line element shared by the surroundings sensor and the wheel hub motor, wherein both the wheel hub motor and the surroundings sensor are configured to be supplied with electrical energy via the at least one line element, and wherein the surroundings sensor is configured to provide data which characterize the part of the surroundings registered by the surroundings sensor via the at least one line element.

### Claim 8 (depends on 2)

The assembly as claimed in claim 2, wherein the surroundings sensor comprises at least one camera and/or at least one radar sensor and/or at least one ultrasonic sensor and/or at least one laser sensor and/or at least one lidar sensor.

### Claim 9 (depends on 2)

The assembly as claimed in claim 2, wherein a wheel hub motor designed as an electrical machine, which has a stator and a rotor drivable by the stator and thus rotatable relative to the stator, which comprises the wheel hub rotatably mounted on the wheel carrier via the wheel bearing, on which the wheel of the vehicle is fastenable in a rotationally-fixed manner.

### Claim 10 (depends on 3)

The assembly as claimed in claim 3, wherein a wheel hub motor designed as an electrical machine, which has a stator and a rotor drivable by the stator and thus rotatable relative to the stator, which comprises the wheel hub rotatably mounted on the wheel carrier via the wheel bearing, on which the wheel of the vehicle is fastenable in a rotationally-fixed manner.

### Claim 11 (depends on 5)

The assembly as claimed in claim 5, further comprising at least one line element shared by the surroundings sensor and the wheel hub motor, wherein both the wheel hub motor and the surroundings sensor are configured to be supplied with electrical energy via the at least one line element, and wherein the surroundings sensor is configured to provide data which characterize the part of the surroundings registered by the surroundings sensor via the at least one line element.

### Claim 12 (depends on 6)

The assembly as claimed in claim 6, further comprising at least one line element shared by the surroundings sensor and the wheel hub motor, wherein both the wheel hub motor and the surroundings sensor are configured to be supplied with electrical energy via the at least one line element, and wherein the surroundings sensor is configured to provide data which characterize the part of the surroundings registered by the surroundings sensor via the at least one line element.

### Claim 13

A wheel hub drive for a vehicle, having a wheel carrier, and having a wheel hub motor designed as an electrical machine, which has a stator and a rotor drivable by the stator and thus rotatable relative to the stator, which comprises a wheel hub rotatably mounted via a wheel bearing on the wheel carrier, and on which a wheel of the vehicle is fastenable in a rotationally-fixed manner,
wherein at least one surroundings sensor at least partially arranged in the wheel hub, by which at least a part of the surroundings of the vehicle can be registered,
wherein the surroundings sensor is held directly on the wheel hub or directly on the wheel carrier.
