Patents by Inventor Nico Jäkel

Nico Jäkel 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).

  • Regulatable pump
    Patent number: 6457946
    Abstract: A regulatable pump, in particular a vane pump, is provided with a rotor, with a rotor body and with at least one guide ring and with a cam ring. The eccentricity of the cam ring can be adjusted by means of a regulating piston, a journal of the cam ring lying between a spring-pretensioning means and the regulating piston. At maximum eccentricity, the cam ring bears on the outside by means of a bearing part of its circumferential wall against a bearing surface on the inside of the housing.
    Type: Grant
    Filed: December 26, 2000
    Date of Patent: October 1, 2002
    Assignee: DaimlerChrysler AG
    Inventors: Marko Gretzschel, Nico Jäkel, Tilo Koch, Jörg Pätzold