Patent · US Expired

Actuation unit for an electronically controlled vehicle brake system

US6135572A · kind A · utility

7Cited by

14References

22Claims

0Family size

Assignees

Varity GmbH · DE
Lucas Industries plc · GB

Inventors

Karl-Friedrich Worsdorfer · Budenheim, DE
Gregor Poertzgen · Koblenz, DE
Andrew W. Kingston · Rhens, DE
Thomas Weigert · Pocking, DE

Key dates

Filing date	Mar 18, 1999
Grant date	Oct 24, 2000
Priority date	—
Expiry date	Mar 18, 2019

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S303/901
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

An actuation unit for an electronically controlled hydraulic vehicle braking system, comprising a brake booster which can be actuated by a brake pedal and which comprises a master cylinder and a reservoir for hydraulic fluid, a first brake which is coupled with at least a first vehicle wheel and which is connectable with the master cylinder via an electronically controlled valve arrangement in a basic position or, in an actuation position is disconnectable from same, a brake pedal behaviour simulator which is connectable with the master cylinder and comprises a spring arrangement adapted to act against the hydraulic pressure from the master cylinder, and with which a characteristics modeling is associated.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.