Patents by Inventor Artur Spitzer

Artur Spitzer 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).

  • Control system
    Patent number: 8418715
    Abstract: A control system for a purge valve that can be actuated by low pressure, which can be used for a low pressure or vacuum waste water system, encompassing a first valve and a second valve. The purge valve can be actuated as a function of its position, and the accumulated waste water can be drawn off via the sewage system.
    Type: Grant
    Filed: March 2, 2011
    Date of Patent: April 16, 2013
    Assignee: Roediger Vacuum GmbH
    Inventor: Artur Spitzer
  • CONTROL SYSTEM
    Publication number: 20110214758
    Abstract: A control system for a purge valve that can be actuated by low pressure, which can be used for a low pressure or vacuum waste water system, encompassing a first valve and a second valve. The purge valve can be actuated as a function of its position, and the accumulated waste water can be drawn off via the sewage system.
    Type: Application
    Filed: March 2, 2011
    Publication date: September 8, 2011
    Applicant: ROEDIGER VACUUM GMBH
    Inventor: Artur Spitzer
  • Process for discharging bulk material from a silo
    Patent number: 4059311
    Abstract: During evacuation of the contents of a silo through a pneumatic product conveyor line, the internal pressure is controlled continuously. The internal pressure rises in the event of clogging. As soon as the internal pressure exceeds a critical value, an additional volume of air is admitted into the clogged area to break up the accumulation.
    Type: Grant
    Filed: April 27, 1976
    Date of Patent: November 22, 1977
    Assignee: Spitzer Silo-Fahrzeugwerk KG
    Inventors: Artur Spitzer, Hartmut Biedert, Fritz Gramlich, deceased