Patents by Inventor Tom M. Browne

Tom M. Browne 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).

  • Self-locking portable support structure
    Patent number: 4258915
    Abstract: A portable support structure is disclosed having a horizontal member and single upright supports suitably connected at each end thereof at an angle of less than 90.degree. so that the upright supports are directed inwardly. Without additional bracing, this support structure is able to withstand applied forces to the horizontal bar and exhibits a high degree of stability in use. The support is particulary suitable for ballet barres and gymnastic equipment.
    Type: Grant
    Filed: June 4, 1979
    Date of Patent: March 31, 1981
    Inventors: Hans Sellge, Jr., Tom M. Browne