JET APPARATUS Russian patent published in 2001 - IPC

FIELD: jet facilities. SUBSTANCE: jet apparatus has additional nozzle installed between mixing chamber and diffuser arranged coaxially relative to each other. Additional nozzle is made in form of cylindrical generating surfaces with ring clearance communicating through groove and radial holes made above cylindrical outer part of additional nozzle and provided with common active medium supply chamber communicating directly with ring clearance of main nozzle. Main and additional nozzles of jet apparatus are provided with axial shift adjusters in form of screw pairs with nuts made, respectively, on housing of initial section of diffuser and intermediate connector, and screws on nozzles with mixing chamber and intake channel of passive medium. EFFECT: increased ejecting capacity. 2 cl, 4 dwg