Patent ID: 9586565
Date: 2017-03-07
CPC Classifications: B60T

Claim:
1. A hydraulic unit of a vehicle brake system comprising: at least one first pump element connected to a first brake circuit of the vehicle brake system, the first brake circuit having a first volume; and at least one second pump element connected to a second brake circuit of the vehicle brake system, the second brake circuit having a second volume that is different from the first volume; the at least one first pump element configured to have a delivery matched to the first volume, and the at least one second pump element configured to have a delivery matched to the second volume, the delivery of the at least one first pump element configured to be different from the delivery of the at least one second pump element such that the hydraulic unit provides brake fluid to both the first brake circuit and the second brake circuit at a common pressure; wherein the at least one first pump element and the at least one second pump element are driven by a common drive motor.