Patents by Inventor Albert Duin

Albert Duin 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).

  • Holding device for toroidal cores provided with windings
    Patent number: 4754250
    Abstract: A holding device for wound toroidal cores is formed of a carrier plate and a centering arbor extending from the carrier plate into the inside of the wound core. The wound core is fixed in place on the arbor by a casting compound.
    Type: Grant
    Filed: March 23, 1987
    Date of Patent: June 28, 1988
    Assignee: Firma Wilhelm Sedlbauer GmbH
    Inventor: Albert Duin