Patents by Inventor Charles R. McCrary

Charles R. McCrary has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Device for raising and lowering elongated support structures
    Patent number: 5438805
    Abstract: A device for raising and lowering a pole or other elongated support structure has a stand on which the elongated support structure is mounted. The stand is pivotally connected to a base. An actuator, such as an hydraulically actuated cylinder, raises and lowers the elongated support structure by the use of a control rod which is connected to the stand and to the actuator, and which traverses to cause the stand to pivot relative to the base to raise and lower the support structure.
    Type: Grant
    Filed: August 16, 1993
    Date of Patent: August 8, 1995
    Inventor: Charles R. McCrary