Patents by Inventor Johannes Bussmann

Johannes Bussmann 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).

  • Exhaust manifold
    Patent number: 6134886
    Abstract: 05267372An exhaust manifold includes a curved end portion and at least two T-shaped portions connected to the curved portion through sliding fits, wherein the end portion and the T-shaped portions each are provided with a flange connection and a pipe connection, and wherein each T-shaped portion has a sliding fit connection piece. Each sliding fit connection piece is shaped by internal high pressure shaping at the outer radius of a curved section of the T-shaped portion.
    Type: Grant
    Filed: October 8, 1998
    Date of Patent: October 24, 2000
    Assignee: Benteler AG
    Inventors: Johannes Bussmann, Andreas Fritz, Jurgen Kleinschmidt