Patents by Inventor Sven S. Nordblad

Sven S. Nordblad 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).

  • Apparatus for replacement of a cable drum or similar object on a shaft with another cable drum
    Patent number: 4160527
    Abstract: Apparatus for replacement of a winding bobbin on a shaft comprising a controllable arm for transport of bobbins to and from the shaft. The arm has a first number of grip members and a second number of grip members. The first number of grip members is symmetrically and peripherily placed relative to the arm and intended for engaging a bobbin. The second number of grip members is symmetrically and centrally placed relative to the arm and intended for fastening at a locking mechanism associated with the shaft, the locking mechanism being in a locking positon or a neutral position in dependence on the operation of the second number of grip members.
    Type: Grant
    Filed: November 7, 1977
    Date of Patent: July 10, 1979
    Assignee: Telefonaktiebolaget L M Ericsson
    Inventors: Sven S. Nordblad, Karl-Erik Svensson