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Control apparatus for powered vehicle door systems

  • US 5,216,838 A
  • Filed: 05/15/1992
  • Issued: 06/08/1993
  • Est. Priority Date: 03/22/1990
  • Status: Expired due to Fees
First Claim
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1. A control system for operating a sliding power door which traverses along a predetermined travel path between a closed position and fully open position, and which is mounted to a body portion of a self-propelled motor vehicle, the control system comprising:

  • first electric actuation means, including a first electric motor mounted to the body portion, for driving the door in a first traverse direction, and in a second traverse direction opposite the first direction;

    second electric actuation means, including a second electric motor mounted to the body portion, for operating a low momentum door clamping mechanism for drawing the door firmly against the body portion, and for releasing the door from same;

    third electric actuation means, including a third electric motor, located within the door, for latching and unlatching a latch mechanism which helps hold the door in place relative to the body; and

    fourth electric actuation means, including a fourth electric motor located within the door, for locking and unlocking the door.

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