Patents by Inventor Norbert Lüthy

Norbert Lüthy 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).

  • Electric switchgear
    Patent number: 8859925
    Abstract: An electric switchgear includes an interrupter unit having a first connecting line and a second connecting line. The interrupter unit is disposed inside a fluid-tight encapsulating housing that is filled with an electrically insulating fluid. The interrupter unit is further surrounded by a shielding housing in at least some sections. The first connecting line has a flow channel for the fluid. A first outlet opening of the flow channel leads to the shielding housing and a second outlet opening leads to the exterior of the shielding housing.
    Type: Grant
    Filed: February 7, 2011
    Date of Patent: October 14, 2014
    Assignee: Siemens Aktiengesellschaft
    Inventors: Norbert Lüthy, Tomasz Magier, Manfred Meinherz, Clemens Rüthnick
  • ELECTRIC SWITCHGEAR
    Publication number: 20120312668
    Abstract: An electric switchgear includes an interrupter unit having a first connecting line and a second connecting line. The interrupter unit is disposed inside a fluid-tight encapsulating housing that is filled with an electrically insulating fluid. The interrupter unit is further surrounded by a shielding housing in at least some sections. The first connecting line has a flow channel for the fluid. A first outlet opening of the flow channel leads to the shielding housing and a second outlet opening leads to the exterior of the shielding housing.
    Type: Application
    Filed: February 7, 2011
    Publication date: December 13, 2012
    Applicant: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Norbert Lüthy, Tomasz Magier, Manfred Meinherz, Clemens Rüthnick