Patents by Inventor Hannes Knopf

Hannes Knopf 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).

  • Circuit arrangement with a relay incorporating one field coil as well as switch contacts
    Patent number: 8023242
    Abstract: The invention is directed to a circuit array with a relay (K1; K12) incorporating a field coil (E) as well as a switch contact (1a, 1b), said switch contact (1a, 1b) being provided as a switch point between a grid, in particular a mains supply (N), and an inverter (WR) fed by a direct voltage source, in particular by a photovoltaic generator (PVG), said relay (K1; K12) being configured to be a bistable relay.
    Type: Grant
    Filed: June 16, 2009
    Date of Patent: September 20, 2011
    Assignee: SMA Solar Technology AG
    Inventors: Hannes Knopf, Andreas Jeppe, Burkard Mueller
  • CIRCUIT ARRANGEMENT WITH A RELAY INCORPORATING ONE FIELD COIL AS WELL AS SWITCH CONTACTS
    Publication number: 20090316323
    Abstract: The invention is directed to a circuit array with a relay (K1; K12) incorporating a field coil (E) as well as a switch contact (1a, 1b), said switch contact (1a, 1b) being provided as a switch point between a grid, in particular a mains supply (N), and an inverter (WR) fed by a direct voltage source, in particular by a photovoltaic generator (PVG), said relay (K1; K12) being configured to be a bistable relay.
    Type: Application
    Filed: June 16, 2009
    Publication date: December 24, 2009
    Applicant: SMA SOLAR TECHNOLOGY AG
    Inventors: Hannes KNOPF, Andreas JEPPE, Burkard MULLER
  • Inverter
    Publication number: 20090180262
    Abstract: The invention is directed to an inverter with a board for receiving electric and electronic component parts by arranging at least one DIN rail relay onto the board (5) of the inverter.
    Type: Application
    Filed: November 25, 2008
    Publication date: July 16, 2009
    Applicant: SMA Solar Technology AG
    Inventors: Hannes Knopf, Frank Lampe