Patents by Inventor Friedrich Herdan

Friedrich Herdan 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).

  • Publication number: 20070119223
    Abstract: The invention relates to an apparatus (2) for holding at least one roll (10) which rotates or can rotate about a rotational axis (A) and at least one second roll (20) of a rolling machine which rotates or can rotate about a rotational axis (B), having a) two first holding devices (11, 12) for the first roll (10) and two second holding devices (21, 22) for the second roll (20), b) at least one or at least two first coupling devices (13, 14) for the first roll (10) and at least one, preferably at least two second coupling devices (23, 24) for the second roll (20), c) each coupling device (13, 14; 23, 24) having at least two corresponding coupling parts (13a, 13b; 14a, 14b; 23a, 23b; 24a, 24b), d) the in each case corresponding coupling parts (13a, 13b; 14a, 14b; 23a, 23b; 24a, 24b) being connected in a form-fitting and/or force-transmitting manner to one another in the coupled state of the coupling devices (13; 14; 23; 24), for the generation of a torque-transmitting connection of each holding device (11,
    Type: Application
    Filed: November 24, 2006
    Publication date: May 31, 2007
    Applicant: Langenstein and Schemann GmbH
    Inventor: Friedrich Herdan