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TORQUE FEEDBACK SYSTEM FOR A STEER-BY-WIRE VEHICLE, VEHICLE HAVING STEERING COLUMN, AND METHOD OF PROVIDING FEEDBACK IN VEHICLE

  • US 20170158222A1
  • Filed: 07/27/2016
  • Published: 06/08/2017
  • Est. Priority Date: 12/03/2015
  • Status: Active Grant
First Claim
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1. A torque feedback system for a vehicle comprising:

  • a steering shaft having a longitudinal axis;

    a jacket surrounding the shaft, the shaft rotatable with respect to the jacket; and

    ,at least one mechanical energy storing element arranged to provide torque feedback when the steering shaft is rotated, the at least one mechanical energy storing element including a first mechanical energy storing element having a first end engageable with the jacket and a second end engageable with the shaft, and a second mechanical energy storing element having a first end engageable with the jacket and a second end engageable with the shaft, the first mechanical energy storing element provides resistance to rotation of the shaft in a first rotational direction, and the second mechanical energy storing element provides resistance to rotation of the shaft in a second rotational direction.

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