Patents by Inventor Rainer Pöllath

Rainer Pöllath 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).

  • ROTARY PADDLE LIMIT SWITCH AND METHOD FOR OPERATING A ROTARY PADDLE LIMIT SWITCH
    Publication number: 20130092265
    Abstract: A rotary paddle limit switch for determining a limit level of a fill substance, comprising a housing, which serves for accommodating a motor and a drive shaft. The drive shaft serves for rotation of a rotary paddle secured on the drive shaft, wherein the rotary paddle limit switch has a viewing window for optically checking rotational movement of the rotary paddle and/or the drive shaft.
    Type: Application
    Filed: September 14, 2012
    Publication date: April 18, 2013
    Applicant: Endress + Hauser Wetzer GmbH + Co. KG
    Inventors: Marc Stahl, Robert Zeller, Detlef Schuttenberg, Rainer Pöllath, Angelika Heim