Patents Assigned to Raumfahrt e.V.
  • Adapter for connecting a pressure line to the perforated surface of a model to be tested in the wind tunnel
    Patent number: 4653317
    Abstract: To measure the pressure distribution at an airplane model and the like, the surface of the model is provided with a number of holes (11). An adapter (25) of elastomeric material adapted to be joined via a pressure duct (24) to a testing means is placed on each hole (11). A plurality of connecting hoses (13) extending out of the model (10) are joined to a measuring point selector (14). Each adapter (25) contains a self-adhesive flange by which the adapter may be sealingly mounted quickly and by simple means to a measuring bore.
    Type: Grant
    Filed: July 8, 1985
    Date of Patent: March 31, 1987
    Assignees: Deutsche Forschungs, Versuchsanstalt fur Luft, Raumfahrt e.V.
    Inventor: Berthold Schtafer