Patents by Inventor Wolfgang Nantt

Wolfgang Nantt 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).

  • Patent number: 6450767
    Abstract: The invention relates to a radial blower for a work apparatus and especially for a suction/blower apparatus. The radial blower has a blower wheel (2) and a blower housing (1) which at least partially surrounds the blower wheel (2). The blower housing (1) includes a peripheral wall (3) and a side wall (4). The housing includes an intake opening (6) in the region of the blower wheel axis (5) as well as a discharge stub (7) peripherally of the blower wheel (2) in the region of the peripheral wall (3). The peripheral wall (3) and the side wall (4) are lined on the side facing toward the blower wheel (2) with a wear insert (8) configured as one piece.
    Type: Grant
    Filed: December 11, 2000
    Date of Patent: September 17, 2002
    Assignee: Andreas Stihl AG & Co.
    Inventors: Wolfgang Nantt, Igor Klaric, Christoph von Hiller
  • Publication number: 20010004437
    Abstract: The invention relates to a radial blower for a work apparatus and especially for a suction/blower apparatus. The radial blower has a blower wheel (2) and a blower housing (1) which at least partially surrounds the blower wheel (2). The blower housing (1) includes a peripheral wall (3) and a side wall (4). The housing includes an intake opening (6) in the region of the blower wheel axis (5) as well as a discharge stub (7) peripherally of the blower wheel (2) in the region of the peripheral wall (3). The peripheral wall (3) and the side wall (4) are lined on the side facing toward the blower wheel (2) with a wear insert (8) configured as one piece.
    Type: Application
    Filed: December 11, 2000
    Publication date: June 21, 2001
    Inventors: Wolfgang Nantt, Igor Klaric, Christoph von Hiller
  • Patent number: 4872587
    Abstract: A threaded closure is provided with a receiving opening 16 in the part thereof which projects into a fuel tank. The end of a limp connecting part 13 is rotatably mounted in this recess and is however axially fixed. The threaded closure prevents damage to the sealing surface and prevents the threaded closure from becoming separated from the fuel tank so that it cannot be lost.
    Type: Grant
    Filed: July 7, 1988
    Date of Patent: October 10, 1989
    Assignee: Andreas Stihl
    Inventors: Gunther Zimmermann, Reinhard Friedrich, Wolfgang Nantt, Wolfgang Weissert