Patents by Inventor David Scheidegger

David Scheidegger 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).

  • Connection of spring ends
    Patent number: 9394957
    Abstract: A connecting of spring ends of a strand of springs, wherein it is provided that the winding diameter of the end windings is reduced, at least in the area of each of the two ends, and the pitch of the end windings is increased in the area of each of the two ends relative to the pitch in the spring body, and that the two ends overlap in contact with one another over a section and are finally connected to one another.
    Type: Grant
    Filed: May 30, 2013
    Date of Patent: July 19, 2016
    Assignee: BAUMANN FEDERN AG
    Inventors: Roland Meier, David Scheidegger, Andreas Hohl
  • CONNECTION OF SPRING ENDS
    Publication number: 20150159718
    Abstract: A connecting of spring ends of a strand of springs, wherein it is provided that the winding diameter of the end windings is reduced, at least in the area of each of the two ends, and the pitch of the end windings is increased in the area of each of the two ends relative to the pitch in the spring body, and that the two ends overlap in contact with one another over a section and are finally connected to one another.
    Type: Application
    Filed: May 30, 2013
    Publication date: June 11, 2015
    Inventors: Roland Meier, David Scheidegger, Andreas Hohl