Patents by Inventor Raphael Erni

Raphael Erni 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).

  • Measurement pickup
    Patent number: 7363811
    Abstract: A measurement pickup is provided offering a high measure of safety and having a measurement pickup housing, a sensor element arranged in the measurement pickup, at least one connection element closing the measurement pickup housing, and an excess-pressure protection device, especially a burst disk or a pressure relief valve, integrated in the connection element, which serves to effect a pressure equalization with an environment of the measurement pickup in the case of a pressure overload in the measurement pickup.
    Type: Grant
    Filed: April 7, 2005
    Date of Patent: April 29, 2008
    Assignee: Endress + Hauser Flowtec AG
    Inventors: Wolfgang Dannhauer, Ralf Nuernberger, Dietfried Burczyk, Thiérry Moser, Oliver Graf, Raphael Erni, Stefan Muth
  • Measurement pickup
    Publication number: 20060225493
    Abstract: A measurement pickup is provided offering a high measure of safety and having a measurement pickup housing (1, 57), a sensor element (9, 61, 99) arranged in the measurement pickup, at least one connection element (5, 77, 101) closing the measurement pickup housing (1, 57), and an excess-pressure protection device (33, 103), especially a burst disk (37, 85) or a pressure relief valve, integrated in the connection element (5, 77) and serving to effect a pressure equalization with an environment of the measurement pickup in the case of a pressure overload in the measurement pickup.
    Type: Application
    Filed: April 7, 2005
    Publication date: October 12, 2006
    Applicant: Endress + Hauser Flowtec AG
    Inventors: Wolfgang Dannhauer, Ralf Nuernberger, Dietfried Burczyk, Thierry Moser, Oliver Graf, Raphael Erni, Stefan Muth