Patents by Inventor Philipp Löhdefink

Philipp Löhdefink 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).

  • Publication number: 20120139362
    Abstract: A fail-safe switching module having a first switching device and a second switching device, the first and second switching devices being configured to switch a load by a switching-on device, a first temperature sensor being arranged on the first switching device and a second temperature sensor being arranged on the second switching device. The first switching device is arranged in series with first and second switching-off devices, and the second switching device is arranged in series with third and fourth switching-off devices. The first switching-off device and the third switching-off device are configured to react to the first temperature sensor. The second and fourth switching-off devices are configured to react to the second temperature sensor to switch off the first and second switching devices in the event of an overtemperature of the first switching device or the second switching device.
    Type: Application
    Filed: December 6, 2011
    Publication date: June 7, 2012
    Applicant: Siemens Aktiengesellschaft
    Inventors: Martin FICHTLSCHERER, Philipp Löhdefink, Mario Maier