Patents by Inventor Wolfgang Kuhnhold

Wolfgang Kuhnhold 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).

  • Monobloc hollow shaft
    Patent number: 6350205
    Abstract: A monobloc hollow shaft for transmitting torque, having two end portions, which, at their axial outer ends, are provided with shaft toothings for introducing torque, and having a central portion which, as compared to the end portions, has a smaller wall thickness, wherein, when torque is introduced via the shaft toothings, due to torsional forces a central part of the central portion of at least 25% of the length of the shaft is first of all uniformly plastically deformed.
    Type: Grant
    Filed: June 22, 2000
    Date of Patent: February 26, 2002
    Assignee: GKN Lobro GmbH
    Inventors: Wolfgang Kühnhold, Rudolf Beier
  • Hub attachment assembly
    Patent number: 5499884
    Abstract: A hub attachment assembly has a driveshaft with external splines at its shaft end, a slide-on hub with a shaft bore with corresponding internal splines, and an axial securing mechanism in the form of a resilient snap ring. The snap ring engages opposed recesses in the two sets of splines to couple the two parts together.
    Type: Grant
    Filed: March 8, 1993
    Date of Patent: March 19, 1996
    Assignee: Lohr & Bromkamp GmbH
    Inventors: Wolfgang Kuhnhold, Rudolf Beier