Patents by Inventor Wilfried Hoffman

Wilfried Hoffman 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).

  • Publication number: 20120245006
    Abstract: An apparatus for inserting one or more objects into a filter component of a tobacco rod includes a storage apparatus that stores a plurality of the objects, each object having a predetermined volume; an inserter wheel that receives the objects stored in the storage apparatus, and inserts the objects into a band of filter material, the inserter wheel having an outer periphery with a plurality of pockets defined in the outer periphery and distributed about the outer periphery. Each pocket has a shape configured to support one of the objects with between about one quarter and about one half of the volume of the object received in the pocket. The remainder of the volume of the object protrudes from the pocket above the outer periphery of the inserter wheel. A method of inserting one or more objects into a filter component of a tobacco rod is also described.
    Type: Application
    Filed: March 25, 2011
    Publication date: September 27, 2012
    Applicant: Hauni Maschinenbau Ag
    Inventors: Shawn Henley, Robert Amiss, Wilfried Hoffman
  • Patent number: 5875824
    Abstract: A method and apparatus for delivering predetermined amounts of material, the apparatus comprising a chute; a metering wheel in cooperative relation to the chute to repetitively draw discrete amount of material onto the metering wheel; an arrangement for establishing a procession of spaced apart articles along a path, a transfer wheel for repetitively transferring discrete amount of material from said metering wheel to spaces defined between adjacent pairs of articles in the procession and a cleaning wheel for removing extraneous material from the articles.
    Type: Grant
    Filed: August 6, 1996
    Date of Patent: March 2, 1999
    Inventors: Charles G. Atwell, Marc D. Belcastro, Joseph F. Budjinski, II, Jorg Forster, Martin T. Garthaffner, Alfred Hinzmann, Wilfried Hoffman
  • Patent number: 4840170
    Abstract: The invention is a spacer of a respirator bag to be carried in front of the chest. Inside the respirator bag an oxygen producing chemical cartridge is positioned. On the outside of the respirator bag facing the body of the carrier, a spacer body open at its top and bottom, is positioned as a spacer between the carrier and respirator bag.
    Type: Grant
    Filed: July 13, 1987
    Date of Patent: June 20, 1989
    Assignee: Auergesellschaft GmbH
    Inventors: Klaus-Dieter Dahrendorf, Volker Huennebeck, Wilfried Hoffman