Back to results
US 6,617,811 B2Granted
Protective device for an electric steering system
AssigneeSiemens VDO Automotive Corporation
InventorArthur Schäfert
Life of this patent
Estimating the term…
Abstract
A protective device for an electric steering system of a motor vehicle having a control, an electric motor, a control circuit and a gear mechanism. The electric motor is connected to a brake circuit which applies an electrical load to the motor if the rotational speed exceeds a predefined value.
Claims8
A protective device for a steering system of a motor vehicle having a steering wheel mechanically coupled to wheels of the vehicle allowing a driver to rotate the steering wheel to cause the vehicle wheels to turn;
- the protective device comprising:
- an electric motor coupled to the steering system to assist the turning of the vehicle wheels in response to the steering wheel;
- a control circuit;
- and
- wherein the electric motor is connected to a brake circuit which applies an electrical load to the motor if a rotational speed of the electric motor exceeds a predefined value.
2 more elements
Dependencies are inferred from the claim text.