Patents by Inventor Hans-Michael Groh

Hans-Michael Groh 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: 5532426
    Abstract: A switch cabinet has a door that is provided with a sealing element made of elastic rubber material. The sealing element has a top bead with a cavity, as well as a fastening strip with a self-adhesive adhesion layer. The sealing element contacts one rim flange by means of the fastening strip and the adhesion layer. A friction-reducing coating can be applied onto an end surface intended to rest against a front surface of the switch cabinet or onto an adjacent side surface.
    Type: Grant
    Filed: August 26, 1993
    Date of Patent: July 2, 1996
    Assignee: Siemens Aktiengesellschaft
    Inventors: Richard Blum, Hans-Michael Groh, Willi Kuester, Klaus-Jurgen Herr
  • Patent number: 5439282
    Abstract: A door (4) for a switch cabinet (1) is provided on its inner side (7) with a frame (8) that serves to stiffen the door (4) and secure internal fixtures. The frame (8) is assembled from profiled sections (10) and is fastened to the inner side (7) of the door (4) by means of retainer studs (15) against whose end surfaces dimples (13) of the frame (8) rest. A space (A) is present between the inner side (7) of the door (4) and an adjoining profile part (11) of the profiled sections (10).
    Type: Grant
    Filed: August 18, 1993
    Date of Patent: August 8, 1995
    Assignee: Siemens Aktiengesellschaft
    Inventors: Willi Probst, Richard Blum, Hans-Michael Groh, Willi Kuester, Klaus-Jurgen Herr
  • Patent number: 4988008
    Abstract: A supporting framework for a control cabinet is configured of side frames and cross-beams. The side frames are made of whereby profile elements having a rectangular cross-sectional. The cross-beams possess a square cross-sectional shape that is beveled on one side, and includes two sections at right angles to each other and dimensioned to be of a length corresponding to the longer rectangular side of the cross-sectional shape of the side frame element. The supporting framework is both stable and inexpensive. The cabinets can be attached to one another.
    Type: Grant
    Filed: June 18, 1990
    Date of Patent: January 29, 1991
    Assignee: Siemens Aktiengesellschaft
    Inventors: Richard Blum, Hans-Michael Groh, Willi Kuster, Ludwig Schmidt