Patents by Inventor Robert E. Franzen

Robert E. Franzen 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: 6182353
    Abstract: Disclosed herein is a tool for swaging a bearing into an opening in a bearing housing, which apparatus is operable in confined spaces, such as in an aircraft application. The tool has a threaded elongated member or bolt that extends through the bore of the bearing. The tool also has a roller fixture assembly adapted to be positioned on one side of the bearing and positioned on one end of the elongated member. The roller fixture assembly has a number of rollers and a roller fixture shell that supports the rollers for engagement with the bearing to swage the bearing against the bearing housing. The bearing swaging tool also has a locating fixture assembly adapted to be positioned on the opposite side of the bearing from the roller fixture assembly. The locating fixture assembly is supported on the other end of the elongated member and includes a locating fixture with a first side adapted to be positioned against the bearing and bearing housing.
    Type: Grant
    Filed: March 11, 1996
    Date of Patent: February 6, 2001
    Assignee: Rexnord Corporation
    Inventors: Mark R. Grunze, Robert E. Franzen
  • Patent number: 5111575
    Abstract: An apparatus as provided for swaging a bearing lip into a bearing housing chamfer, which apparatus is operable in confined spaces, such as in an aircraft application. The apparatus is operable without requiring the use of clamps or power tools, wherein an axial swaging force is developed through the bearing bore. The apparatus includes miniature rollers that are supported obliquely for an improved swaging operation.
    Type: Grant
    Filed: February 24, 1989
    Date of Patent: May 12, 1992
    Assignee: Rexnord Corporation
    Inventors: Mark R. Grunze, Robert E. Franzen