Ejectors and piping systems operating with a divergent fluid wall

Claim 1

A JET AUGMENTER COMPRISING A CONVERGENT DUCT BOUNDED BY A PHYSICAL WALL AND A DIVERGENT DUCT BOUNDED IN A MINOR BEGINNING PORTION BY A PHYSICAL WALL AND IN ITS MAJOR PORTION BY A FLUID WALL EXTENDING FROM SAID LAST NAMED PHYSICAL WALL, MEANS FOR FORMING SAID FLUID WALL COMPRISING NOZZLE MEANS EXTENDING ALONG AND OUTSIDE THE ENTIRE PERIPHERY OF THE DOWNSTREAM END OF THE SAID CONVERGENT DUCT, SAID NOZZLE MEANS OPENING IN THE DOWNSTREAM DIRECTION AND HAVING AN OUTSIDE TERMINAL DIVERGENT LIP WHICH EXTENDS DOWNSTREAM OF THE DOWNSTREAM END OF SAID CONVERGENT DUCT A LENGTH EQUAL TO A FRACTION OF THE TRANSVERSE DIMENSION OF SAID DOWNSTREAM END, AND WHICH FORMS SAID MINOR BEGINNING PORTION OF SAID DIVERGENT DUCT, AND MEANS FOR SUPPLYING SAID NOZZLE MEANS WITH A FLUID AT A SUBSTANTIAL OVERPRESSURE IN RELATION TO THE AMBIENT MEDIUM, WHEREBY A FLUID JET ISSUES FROM THE SAID NOZZLE MEANS, SAID JET FIRST FLOWING ALONG SAID DIVERGENT LIP AND THEREAFTER FORMING SAID FLUID WALL.