Patents by Inventor Alexander Steigerwald

Alexander Steigerwald 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: 9115745
    Abstract: In order to improve a securing nut comprising a base member which is provided around its circumference with a key face contour, a threaded bolt receptacle which is provided with an internal thread and passes through the base member in the direction of a central axis as well as at least one clamping element which is provided on the base member, in such a manner that it is, on the one hand, simple to produce and, on the other hand, allows reliable clamping without damaging the threaded bolt it is suggested that the clamping element be a collar which is arranged on one side of the base member and in which the internal thread is continued, and that the collar extend around the threaded bolt receptacle in an essentially closed manner in circumferential direction with respect to the central axis.
    Type: Grant
    Filed: January 5, 2010
    Date of Patent: August 25, 2015
    Assignees: Metallwarenfabrik Hermann Winker GmbH & Co. KG, AUDI AG
    Inventors: Guenther Messmer, Alexander Steigerwald, Peter Unseld
  • Publication number: 20100260576
    Abstract: In order to improve a securing nut comprising a base member which is provided around its circumference with a key face contour, a threaded bolt receptacle which is provided with an internal thread and passes through the base member in the direction of a central axis as well as at least one clamping element which is provided on the base member, in such a manner that it is, on the one hand, simple to produce and, on the other hand, allows reliable clamping without damaging the threaded bolt it is suggested that the clamping element be a collar which is arranged on one side of the base member and in which the internal thread is continued, and that the collar extend around the threaded bolt receptacle in an essentially closed manner in circumferential direction with respect to the central axis.
    Type: Application
    Filed: January 5, 2010
    Publication date: October 14, 2010
    Applicants: Metallwarenfabrik Hermann Winker GmbH & Co. KG, AUDI AG
    Inventors: Guenther Messmer, Alexander Steigerwald, Peter Unseld