Patents by Inventor Earle Schank

Earle Schank 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: 5582225
    Abstract: The invention is a workbench consisting of a top working surface containing a rows and columns of holes that allow dust and chips to fall and be drawn through where they land in a plenum below the surface. The top surface and the plenum are supported by a rectangular frame that includes four legs and a shelf between the plenum and the bottom of the legs. The shelf supports a doorless cabinet that includes areas for storing tools and supplies. The plenum slopes to a point containing an off center aperture which is connected through an adapter to a vacuum cleaner. The vacuum cleaner has a bifurcated input manifold with gate valves which allows the user to select between applying the vacuum to the plenum or applying the vacuum to a hose containing a vacuum cleaning tool where waste not entering the surface apertures will be removed from the top work surface.
    Type: Grant
    Filed: May 22, 1995
    Date of Patent: December 10, 1996
    Inventor: Earle Schank