Patents by Inventor Ed Ziegler

Ed Ziegler 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).

  • Weldless spacer for wire reinforcement of concrete
    Patent number: 6622446
    Abstract: A weldless spacer for wire reinforcement of concrete is provided formed of a one piece, stamped design. An upper rail is formed parallel to a lower rail, and a series of vertical support elements are formed parallel to each other but perpendicular to both the upper rail and the lower rail. Flat plate stock, such as galvanized metal is used to formed a corrosion free spacer can supplant entirely the use of conventional reinforcing screens, but can be deployed and used in a manner similar to current conventional techniques.
    Type: Grant
    Filed: September 6, 2000
    Date of Patent: September 23, 2003
    Inventor: Ed Ziegler