Patents by Inventor Rudolf Stetter

Rudolf Stetter 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).

  • Filtering device comprising a detachable filter housing
    Patent number: 6770110
    Abstract: The invention relates to a filtering device (1) comprising a tubular filter (6). One end of said filter is supported on a base part (2) and the other end is supported on a cupped filter housing (3). The filter housing overlaps the filter (6) with a radial clearance (7) and is detachably connected via the edge (4) thereof to the base part (2). The base part (2) comprises a first flow-through channel (33) which is connected to the clearance (7) and comprises a second flow-through channel (34) which is connected to a cavity (35) of the filter (6). The aim of the invention is to make it possible to attach or detach the filter housing (3) even when tight spatial relationships are present in the vicinity of the filter housing (3) or in order to hold the filter (6) in position against the filter housing (3).
    Type: Grant
    Filed: February 12, 2002
    Date of Patent: August 3, 2004
    Assignees: Brueninghaus Hydromatik GmbH, K. & H. Eppensteiner GmbH & Co. KG
    Inventors: Bodo-Siegfried Seifert, Rudolf Stetter, Ulrich Eppensteiner, Thomas Schafer