Jet pumps

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04FPUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPES SIPHONS

F04F5/00Jet pumps

F04F5/02the including fluid being liquid F04F5/04displacing elastic fluids F04F5/06of rotary type F04F5/08the elastic fluid being entrained in a free falling column of liquid F04F5/10displacing liquids F04F5/12of multi-stage type F04F5/14the inducing fluid being elastic fluid F04F5/16displacing elastic fluids F04F5/18for compressing F04F5/20for evacuating F04F5/22of multi-stage type F04F5/24displacing liquids F04F5/26of multi-stage type F04F5/28Restarting of inducing action F04F5/30with axially-slidable combining nozzle F04F5/32with hinged flap in combining nozzle F04F5/34characterised by means for changing inducing fluid source F04F5/36characterised by using specific inducing fluid F04F5/38the inducing fluid being mercury vapour F04F5/40the inducing fluid being oil vapour F04F5/42characterised by the input flow of inducing fluid medium being radial or tangential to output flow F04F5/44Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42 F04F5/46Arrangements of nozzles F04F5/461Adjustable nozzles F04F5/462with provisions for cooling the fluid F04F5/463with provisions for mixing F04F5/464with inversion of the direction of flow F04F5/465with supersonic flow F04F5/466with a plurality of nozzles arranged in parallel F04F5/467with a plurality of nozzles arranged in series F04F5/468with provisions for priming F04F5/469for steam engines F04F5/48Control F04F5/50of compressing pumps F04F5/52of evacuating pumps F04F5/54Installations characterised by use of jet pumps