Patents by Inventor Andreas Rücker

Andreas Rücker 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: 6991546
    Abstract: A universal joint shaft for driving a roll of a rolling mill includes a connecting shaft, a first universal joint that is attached to a first end of the connecting shaft, a second universal joint that is attached to a second end of the connecting shaft, a coupling sleeve that includes a longitudinal axis that is connected to the first universal joint, which comprises a receiving bore with an opening for receiving a journal of a roll, wherein the receiving bore forms torque transmitting transmission faces, and which includes a first conical face that is arranged concentrically relative to the longitudinal axis, wherein the first conical face is provided for contacting a correspondingly designed first counter face at the journal of the roll, as well as a structure means by which the first conical face is loaded along the longitudinal axis towards the roll.
    Type: Grant
    Filed: August 27, 2003
    Date of Patent: January 31, 2006
    Assignee: Spicer Gelenkwellenbau GmbH & Co. KG
    Inventor: Andreas Rücker