Patents Represented by Attorney Philip L. DeArment

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  • Motor driven hinge assembly
    Patent number: 4441376
    Abstract: A motor driven hinge assembly for effecting relative pivotal motion between hinged members. The assembly includes first and second members hinged together, drive links slidingly connected to the first member and pivotally connected to the second member, a motor disposed within the first member and a gear train and lead screw connecting the motor with the drive links. Actuation of the motor effects pivotal motion of the second member relative to the first member between folded and unfolded positions.
    Type: Grant
    Filed: April 30, 1982
    Date of Patent: April 10, 1984
    Assignee: Martin Marietta Corporation
    Inventor: William H. Tobey