Patent ID: 6042341
Filing Date: 2000-03-28
Classification: A61M,F04F

Abstract:
A suction nozzle having a suction side and being operated by a flow of compressed air for generating a vacuum in hollow spaces connected on the suction side, the suction nozzle comprising:a first cylindrical nozzle bore;a second cylindrical nozzle bore disposed coaxial to said first cylindrical nozzle bore, compressed air flow flowing through said first cylindrical nozzle bore and said second cylindrical nozzle bore;a suction slit separating said first cylindrical nozzle bore and said second cylindrical nozzle bore from one another, said second nozzle bore being on a downstream side and having a diameter that is at least slightly larger than said first nozzle bore on a first side; anda downstream bore continuously expanding in a direction of flow, said downstream bore having an axial length corresponding at least to twice an axial length of said second cylindrical nozzle bore and being connected to said second cylindrical nozzle bore on a downstream side of said second cylindrical nozzle bore.