Patents by Inventor Marcel Kibchner

Marcel Kibchner 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).

  • Electromagnetically actuatable valve
    Patent number: 5056754
    Abstract: An electromagnetically actuatable valve is proposed that serves in particular as a fuel injection valve for fuel injection systems of internal combustion engines. An armature cooperates with magnet poles, and a bearing cone the length of the generatrix of which is approximately equivalent to the diameter is machined into a valve seat body. The armature and valve seat body may also have bearing faces of calotte shape facing one another.
    Type: Grant
    Filed: September 21, 1990
    Date of Patent: October 15, 1991
    Assignee: Robert Bosch GmbH
    Inventors: Juergen Graner, Marcel Kibchner, Hans Kubach