Patents by Inventor Gerd-Eugen Schaal

Gerd-Eugen Schaal 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).

  • Ventilation device for a space zone
    Patent number: 5690165
    Abstract: The invention relates to a ventilation device. Provision is made that the air propulsion plant (20) conveys at least a portion of the air in an air circulating mode by means of at least one variable volume chamber (6) in a pulsating manner at a very low frequency, with the chamber being connected to the room (2) by at least one air passage (21).
    Type: Grant
    Filed: July 27, 1995
    Date of Patent: November 25, 1997
    Assignee: LTG Lufttechnische GmbH
    Inventors: Hans-Werner Roth, Andreas Bollinger, Gerd-Eugen Schaal, Claus Handel
  • Air humidifier
    Patent number: 5514193
    Abstract: An air humidifier includes a chamber through which a stream of air flows, a liquid atomizing device arranged in the chamber for humidifying the air flowing through the chamber, and an adjustable water separator located downstream of the atomizing device for separating excess water drops from the humidified air in accordance with predetermined humidification parameters.
    Type: Grant
    Filed: August 31, 1993
    Date of Patent: May 7, 1996
    Assignee: LTG Lufttechnische Gesellschaft mit beschrankter Haftung
    Inventors: Gerd-Eugen Schaal, Paul Wenger, Klaus Gunther