Patents by Inventor Ralf Lohse

Ralf Lohse 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).

  • Electrical entity with opening of the load current circuit in an explosion-vulnerable environment
    Patent number: 7679881
    Abstract: There is described an electrical system including a device which features a load current circuit and connection terminals for connection of the load current circuit. In the supply line to the connection terminals, separation contacts are present for separating the load current circuit during operation of the device. Means for explosion protection are provided in connection with the separation contacts.
    Type: Grant
    Filed: January 11, 2007
    Date of Patent: March 16, 2010
    Assignee: Siemens Aktiengesellschaft
    Inventors: Michael Bräunlich, Ralf Lohse
  • Electrical entity with opening of the load current circuit in an explosion-vulnerable environment
    Publication number: 20070161276
    Abstract: There is described an electrical system including a device which features a load current circuit and connection terminals for connection of the load current circuit. In the supply line to the connection terminals, separation contacts are present for separating the load current circuit during operation of the device. Means for explosion protection are provided in connection with the separation contacts.
    Type: Application
    Filed: January 11, 2007
    Publication date: July 12, 2007
    Inventors: Michael Braunlich, Ralf Lohse