Patents by Inventor Bruce L. Armstrong

Bruce L. Armstrong 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).

  • Patent number: 4150753
    Abstract: A merchandise display fixture of the type wherein a horizontal bar is supported between two or more spaced brackets extending forwardly from a supporting column which has its outer end bent to a generally U-shaped contour. The two leg portions of the U each have a vertical slot therein, these being directly opposite each other and are of a shape and dimension designed to snugly receive the horizontal bar to be supported. The base portion of the U-shaped end of the bracket has a cam element thereon arranged to bear against the outer face of the horizontal bar as it is forced downwardly into the opposed vertical slots and spring the edges of the slot into tight binding contact with the horizontal bar, holding it against longitudinal movement and requiring force to lift it from the slots.
    Type: Grant
    Filed: April 5, 1978
    Date of Patent: April 24, 1979
    Assignee: Armstrong Store Fixture Corporation
    Inventors: Charles J. Stahl, Bruce L. Armstrong, David M. Moore