Patents by Inventor Wolfram Dau

Wolfram Dau 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).

  • Full auxiliary chassis
    Patent number: 6550561
    Abstract: An auxiliary chassis for a motor vehicle is formed as a generally rectangular structure for holding an engine, transmission and other equipment. The auxiliary chassis is mounted to front end structural members at a position spaced from and below the structural member forming a further impact absorbing structure.
    Type: Grant
    Filed: November 20, 2001
    Date of Patent: April 22, 2003
    Assignee: Volkswagen AG
    Inventors: Wolfram Dau, Dag-Arnulf Schlaf, Michael Bock, Wolfgang Lange, Andreas Bauer
  • Full auxiliary chassis
    Publication number: 20020029921
    Abstract: An auxiliary chassis for a motor vehicle is formed as a generally rectangular structure for holding an engine, transmission and other equipment. The auxiliary chassis is mounted to front end structural members at a position spaced from and below the structural member forming a further impact absorbing structure.
    Type: Application
    Filed: November 20, 2001
    Publication date: March 14, 2002
    Inventors: Wolfram Dau, Dag-Arnulf Schlaf, Michael Bock, Wolfgang Lange, Andreas Bauer
  • Vehicle fuel tank
    Patent number: 4178955
    Abstract: A vehicle fuel tank has indentations on the bottom wall which form an internal pocket between oppositely facing surfaces of the indentations. A reserve tank is mounted in the pocket. In a preferred embodiment, the reserve tank is clamped by the surfaces using an elastic member with radial prolongations, at least some of which, in the assembled condition, are oriented in opposition to the direction of removal of the reserve tank.
    Type: Grant
    Filed: May 3, 1978
    Date of Patent: December 18, 1979
    Assignee: Volkswagenwerk Aktiengesellschaft
    Inventor: Wolfram Dau