Patents by Inventor Donald V. Beaver

Donald V. Beaver 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: 5172530
    Abstract: A panel frame and an acoustical insert frame assembly therefor for office furniture space divider systems, which, as assembled, can be utilized in work stations for both sound attenuation and data and communication cable and wire equipment connection masking and pass through purposes as well as masking of slack purposes, in which the panel frame is formed by rigid top, bottom, and side rails to define an open center structure therebetween of quadrilateral configuration that forms the panel frame, and has the usual front and rear sides; the insert frame assembly is mounted on the panel frame to complete the panel, as by being mounted on the front side of the frame, or by having a separate but similar insert frame assembly mounted on the rear side of the frame; each insert frame assembly comprises a supplemental frame that seats within the panel frame open center and mounts within the supplemental frame composite material that both effects sound attenuation and, within the metes and bounds of the supplemental f
    Type: Grant
    Filed: November 6, 1990
    Date of Patent: December 22, 1992
    Assignee: Allsteel Inc.
    Inventors: Duane D. Fishel, Donald V. Beaver