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SYSTEM AND METHOD FOR OPERATING AN AUTOMOTIVE LIFTGATE

  • US 20070262609A1
  • Filed: 05/15/2006
  • Published: 11/15/2007
  • Est. Priority Date: 05/15/2006
  • Status: Active Grant
First Claim
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1. A system for operating an automotive liftgate, comprising:

  • at least one telescopic strut adapted to be positioned between a liftgate and an adjacent door opening panel;

    a motor drive adapted for positioning a liftgate, with said motor drive comprising;

    a motor;

    an actuator powered by the motor, with said actuator being interposed between the motor and a liftgate; and

    a clutch interposed between the motor and the actuator;

    an actuator sensor for detecting movement of a liftgate; and

    a controller, connected with said clutch, said motor, and said sensor, for operating said motor and said clutch, with said controller commanding the motor drive to place the liftgate in a predetermined position in the event that said sensor detects unintended movement of the liftgate.

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