ELECTRICALLY ADJUSTABLE STEERING COLUMN WITH SAFETY CIRCUIT, AND METHOD FOR OPERATING AN ELECTRICALLY ADJUSTABLE STEERING COLUMN
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United States of America Patent
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Issued Date -
Feb 1, 2024
app pub date -
Dec 6, 2021
filing date -
Dec 11, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
The present disclosure relates to an electrically adjustable steering column for a motor vehicle, comprising a positioning unit on which a steering control element can be arranged, a support unit by which the positioning unit is held in an adjustable manner, an adjustment device which is configured to adjust the positioning unit relative to the support unit and which comprises, for the adjustment of the positioning unit, an electric motor. The steering column further has a control unit, wherein the control unit is configured to activate the electric motor. The control unit is further configured, for the activation of the electric motor, to generate a first signal and a second signal, wherein the activation of the electric motor requires the presence of the first signal and of the second signal, in particular at a first switch unit and a second switch unit of the control unit which are connected in series with the electric motor.
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