Patents by Inventor Jorn Schnigenberg

Jorn Schnigenberg 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).

  • Method for the production of a catalytic converter housing using a winding-tensioning technique
    Patent number: 6902710
    Abstract: A catalytic converter is manufactured by wrapping a monolith core in an intumescent mat, surrounding the core and mat with a pre-wound metal jacket and compressing the jacket using tension bands. During compression the housing jacket is knocked at a frequency between 20 and 80 Hz to cause setting of the intumescent mat between the core and the jacket.
    Type: Grant
    Filed: February 27, 2001
    Date of Patent: June 7, 2005
    Assignee: Volkswagen AG
    Inventor: Jörn Schnigenberg
  • Method for the production of a catalytic converter housing using a winding-tensioning technique
    Publication number: 20010055551
    Abstract: A catalytic converter is manufactured by wrapping a monolith core in an intumescent mat, surrounding the core and mat with a pre-wound metal jacket and compressing the jacket using tension bands. During compression the housing jacket is knocked at a frequency between 20 and 80 Hz to cause setting of the intumescent mat between the core and the jacket.
    Type: Application
    Filed: February 27, 2001
    Publication date: December 27, 2001
    Inventor: Jorn Schnigenberg