Patents by Inventor Siegfried Demandt

Siegfried Demandt 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).

  • Coil transporting device
    Patent number: 3998397
    Abstract: Device for feeding cops to winding stations of a winding machine includes an endles conveyor belt traveling in axial direction past the winding stations and feeding thereto, as needed, cops carried by a forward traveling upper run of the conveyor belt, the endless conveyor belt having a reversing location beyond the last winding station of the machine, a first reversing device located between the last winding station and the reversing location of the conveyor belt, the first reversing device having means for removing from the forward traveling upper run of the endless conveyor belt cops which had not been fed to the winding stations and for depositing the cops on a returning lower run of the endless conveyor belt, and a second reversing device in vicinity of the returning lower run, the second reversing device having means for removing the cops from the returning lower run, and for transfering the cops to the forward traveling upper run of the endless conveyor belt.
    Type: Grant
    Filed: October 21, 1974
    Date of Patent: December 21, 1976
    Assignee: W. Schlafhorst & Co.
    Inventors: Egon Haberkorn, Siegfried Demandt