Patents by Inventor Bernd Mayr

Bernd Mayr 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: 20130266445
    Abstract: The invention relates to a Francis-type pump, comprising the following features: a blade wheel; a spiral housing; a suction pipe; a counter-swirl generator which is arranged in the inlet to the blade wheel and which can be activated during the start-up and deactivated after start-up, and which generates a swirl acting against the direction of rotation of the blade wheel.
    Type: Application
    Filed: October 14, 2011
    Publication date: October 10, 2013
    Inventors: Bernd Mayr, Martin Giese