Fail-Safe Parking Brake for Motor Vehicles
First Claim
1. An electronic controller for a brake system of a motor vehicle, which comprises at least one interface to a control element, in particular a parking brake control switch, and at least two drive circuits for electric actuators, in particular electric parking brake actuators, characterized by two or a plurality of independent arithmetic units, which are directly connected to each other by means of a data bus.
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Accused Products
Abstract
The invention relates to an electronic controller for a brake system of a motor vehicle, which comprises at least one interface to a control element, in particular a parking brake control switch, and at least two drive circuits for electric actuators, in particular electric parking brake actuators. According to the invention, the electronic controller comprises two or a plurality of independent arithmetic units, which are directly connected to each other via a data bus. A motor vehicle equipped with a controller or brake system according to the invention requires no transmission lock in an automatic gearbox.
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Citations
20 Claims
- 1. An electronic controller for a brake system of a motor vehicle, which comprises at least one interface to a control element, in particular a parking brake control switch, and at least two drive circuits for electric actuators, in particular electric parking brake actuators, characterized by two or a plurality of independent arithmetic units, which are directly connected to each other by means of a data bus.
Specification