Patents by Inventor Russell H. Boyer, Jr.

Russell H. Boyer, Jr. 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).

  • Filter assembly for a vacuum cleaner
    Patent number: 7247182
    Abstract: A filter assembly for a removable dirt separation system is disclosed. The filter assembly includes a wall support attached to a wall of the dirt separation system and a screen panel having a number of screen elements. The filter assembly further includes a filter element which is selectively releasable from the screen panel. The screen panel and filter element can be selectively secured to the wall support. A fine particle separation chamber is at least partially defined by the screen elements and the filter element. A portion of the walls of a dirt cup within the dirt separation system is formed by the filter assembly. A method of operating a filter assembly for a removable dirt separation system is also disclosed.
    Type: Grant
    Filed: May 8, 2002
    Date of Patent: July 24, 2007
    Assignee: The Hoover Company
    Inventors: Russell H. Boyer, Jr., Jerry L. Balzer, Michael A. Durbin, Erik D. Lesco, Leron R. Thomas