Patents by Inventor David E. Brunner

David E. Brunner 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).

  • Locking apparatus for filter elements
    Patent number: 4632681
    Abstract: Apparatus for releasably securing filter elements against an apertured tube sheet in a dust collector filter housing includes a pair of locking bars movable between a first position spaced from the tube sheet and a second position adjacent the sheet. Resilient means on the locking bars press portions of the filter elements into sealing engagement with the tube sheet so that the filter elements depend from the sheet when the bars are in the second position and apparatus is provided for shifting the bars between the first and second positions.
    Type: Grant
    Filed: April 29, 1985
    Date of Patent: December 30, 1986
    Assignee: Wheelabrator Corporation of Canada, Ltd.
    Inventor: David E. Brunner