Invention Grant
- Patent Title: Vehicle axle having electric drive motors, an electrohydraulic brake and additional modules such as a transmission, torque vectoring and a parking brake
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Application No.: US17415294Application Date: 2019-12-20
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Publication No.: US12084012B2Publication Date: 2024-09-10
- Inventor: Thomas Leiber
- Applicant: IPGATE AG , LSP Innovative Automotive Systems GmbH
- Applicant Address: CH Pfäffikon
- Assignee: IPGATE AG,LSP Innovative Automotive Solutions GmbH
- Current Assignee: IPGATE AG,LSP Innovative Automotive Solutions GmbH
- Current Assignee Address: CH Pfaffikon; DE Unterfohring
- Agency: Panitch Schwarze Belisario & Nadel LLP
- Priority: DE 2018133223.8 2018.12.20
- International Application: PCT/EP2019/086870 2019.12.20
- International Announcement: WO2020/128081A 2020.06.25
- Date entered country: 2021-06-17
- Main IPC: B60T13/58
- IPC: B60T13/58 ; B60T8/1755 ; B60T13/74

Abstract:
A vehicle axle may include hydraulically operating wheel brakes and/or additional hydraulic loads, such as clutch plate cylinders. The vehicle axle may include at least one pressure supply device, driven by an electric-motor drive, to control pressure in the wheel brakes; at least one control and regulating device; a valve assembly having values for setting wheel-specific brake pressures and/or for disconnecting/connecting the wheel brakes from/to the pressure supply device, and at least one electric drive motor for driving and braking a vehicle wheel or the axle. At least one pressure supply device is used to control the pressure of and/or provide pressure to at least one additional brake unit in the form of an electric parking brake, a hydraulically supported electromechanical brake, an electromechanical brake and/or a force-supporting steering device, a gear actuator and/or transmission actuator, and/or a torque vectoring module.
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