Transport key for a steer-by-wire steering system for motor vehicles

  • US 10,822,022 B2
  • Filed: 04/12/2017
  • Issued: 11/03/2020
  • Est. Priority Date: 04/19/2016
  • Status: Active Grant
First Claim
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1. A steer-by-wire steering system for a motor vehicle comprising:

  • a primary steering level with a steering transmission device, which is arranged to subject wheels to be steered of the motor vehicle with a desired setpoint steering effect;

    a secondary steering level with a safety device that provides predefined functions so that if the primary steering level malfunctions, steering the wheels remains possible in an emergency mode until the motor vehicle is turned off; and

    an authentication system with a communications interface for communications with the safety device, wherein the authentication system is arranged such that after a successful authorization the secondary steering level is available also after the motor vehicle is turned off following the emergency mode.

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