×

Vacuum ejector pump

  • US 6,394,760 B1
  • Filed: 09/20/2000
  • Issued: 05/28/2002
  • Est. Priority Date: 03/20/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. An ejector comprising at least two nozzles assembled in series, wherein a stream of air fed through the at least two nozzles at high velocity is used to create, in an outer, surrounding space a negative pressure, the surrounding space being in flow communication with at least one slot located between the at least two nozzles, wherein the at least two nozzles have means to be coupled together into an integrated, rotationally symmetric nozzle body, and that the flow communication is arranged in a wall of the rotationally symmetric nozzle body.

View all claims
  • 6 Assignments
Timeline View
Assignment View
    ×
    ×