Patents by Inventor Christian Schallmeier

Christian Schallmeier 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).

  • Air spring and damper unit having a pilot-controlled main valve
    Patent number: 8025272
    Abstract: An air spring and damper unit for vehicles has, as operating spaces, at least two pressure spaces filled with compressed air and connected to one another via flow channels. The pressure spaces have movable walls in the form of rolling bellows or folding bellows, wherein a pilot-controlled main valve which can be loaded with a control pressure on the low-pressure side is configured at least in one flow direction in a first flow channel.
    Type: Grant
    Filed: November 7, 2006
    Date of Patent: September 27, 2011
    Assignee: Continental Aktiengesellschaft
    Inventor: Christian Schallmeier