Patents by Inventor Lutz Haala

Lutz Haala 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).

  • Filter head and threaded metal nozzle insert
    Patent number: 10245536
    Abstract: A filter head may include a receiving component and a threaded metal nozzle insert at least partly injected into the receiving component. The receiving component and/or the filter head may be composed of plastic. The threaded metal nozzle insert may be structured as a cold extruded part. A plurality of radially extending ribs may be disposed in a cavity of the receiving component and/or the filter head. The ribs may be composed of plastic and/or integrally formed with the filter head. The ribs may extend along a radial direction from the threaded nozzle insert to a wall of the cavity. The ribs may additionally lead radially outward into an axial sealing surface of the filter head.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: April 2, 2019
    Assignee: Mahle International GmbH
    Inventors: Robert Dunsch, Lutz Haala
  • FILTER HEAD AND THREADED METAL NOZZLE INSERT
    Publication number: 20170106316
    Abstract: A filter head may include a receiving component and a threaded metal nozzle insert at least partly injected into the receiving component. The receiving component and/or the filter head may be composed of plastic. The threaded metal nozzle insert may be structured as a cold extruded part. A plurality of radially extending ribs may be disposed in a cavity of the receiving component and/or the filter head. The ribs may be composed of plastic and/or integrally formed with the filter head. The ribs may extend along a radial direction from the threaded nozzle insert to a wall of the cavity. The ribs may additionally lead radially outward into an axial sealing surface of the filter head.
    Type: Application
    Filed: February 25, 2015
    Publication date: April 20, 2017
    Inventors: Robert Dunsch, Lutz Haala