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Joystick with additional degree of control

  • US 4,763,100 A
  • Filed: 08/13/1987
  • Issued: 08/09/1988
  • Est. Priority Date: 08/13/1987
  • Status: Expired due to Term
First Claim
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1. A joystick, comprising:

  • a chassis;

    a first potentiometer mounted on the chassis;

    a first yoke element mounted on the chassis for pivoting movement about a first axis;

    first means for coupling the first potentiometer to the first yoke element;

    a second potentiometer mounted on the chassis;

    a second yoke element mounted on the chassis for pivoting movement about a second axis that is orthogonal to the first axis;

    second means for coupling the second potentiometer to the second yoke element;

    a platform member;

    means for mounting the platform member on the first yoke element so that the platform member is pivotable about a third axis that is orthogonal to the first axis;

    manually operable means for moving the platform member; and

    coupling means, extending from the platform member and slidably engaging the second yoke element, for pivoting the second yoke element about the second axis when the platform member pivots about the third axis.

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