IPC-Stelle: F04F 5/00 [Version 7 (gültig ab 01.2000)]

SymbolTypTitel
FSKMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F04KLPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS (portable fire extinguishers with manually-operated pumps A62C 11/00 , with power-driven pumps A62C 25/00; charging or scavenging combustion engines by pumps F02B; engine fuel-injection pumps F02M; ion pumps H01J 41/12; electrodynamic pumps H02K 44/02)
F04FUKLPUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED (containers or packages with special means for dispensing liquid or semi-liquid contents by internal gaseous pressure B65D 83/14); SIPHONS [2]
F04F 1/00HGRPumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped (using only negative pressure F04F 3/00; jet pumps F04F 5/00; siphons F04F 10/00)
F04F 1/02UGR1
.using both positively and negatively pressurised fluid medium, e.g. alternating
F04F 1/04UGR2
. .generated by vaporising and condensing
F04F 1/06UGR1
.the fluid medium acting on the surface of the liquid to be pumped (F04F 1/02 takes precedence)
F04F 1/08UGR2
. .specially adapted for raising liquids from great depths, e.g. in wells
F04F 1/10UGR2
. .of multiple type, e.g. with two or more units in parallel (F04F 1/08 takes precedence)
F04F 1/12UGR3
. . .in series
F04F 1/14UGR2
. .adapted to pump specific liquids, e.g. corrosive or hot liquids
F04F 1/16UGR2
. .characterised by the fluid medium being suddenly pressurised, e.g. by explosion
F04F 1/18UGR1
.the fluid medium being mixed with, or generated from, the liquid to be pumped
F04F 1/20UGR2
. .specially adapted for raising liquids from great depths, e.g. in wells
F04F 3/00HGRPumps using negative pressure acting directly on the liquid to be pumped (siphons F04F 10/00)
F04F 5/00HGRJet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow (diffusion pumps F04F 9/00; combination of jet pumps with pumps of other than jet type F04B; use of jet pumps for priming or boosting non-positive-displacement pumps F04D)
F04F 5/02UGR1
.the inducing fluid being liquid
F04F 5/04UGR2
. .displacing elastic fluids
F04F 5/06UGR3
. . .of rotary type
F04F 5/08UGR3
. . .the elastic fluid being entrained in a free-falling column of liquid
F04F 5/10UGR2
. .displacing liquids, e.g. containing solids, or liquids and elastic fluids
F04F 5/12UGR3
. . .of multi-stage type
F04F 5/14UGR1
.the inducing fluid being elastic fluid
F04F 5/16UGR2
. .displacing elastic fluids
F04F 5/18UGR3
. . .for compressing
F04F 5/20UGR3
. . .for evacuating
F04F 5/22UGR4
. . . .of multi-stage type
F04F 5/24UGR2
. .displacing liquids, e.g. containing solids, or liquids and elastic fluids
F04F 5/26UGR3
. . .of multi-stage type (F04F 5/28 takes precedence)
F04F 5/28UGR3
. . .Restarting of inducing action
F04F 5/30UGR4
. . . .with axially-slidable combining nozzle
F04F 5/32UGR4
. . . .with hinged flap in combining nozzle
F04F 5/34UGR2
. .characterised by means for changing inducing-fluid source
F04F 5/36UGR2
. .characterised by using specific inducing fluid
F04F 5/38UGR3
. . .the inducing fluid being mercury vapour
F04F 5/40UGR3
. . .the inducing fluid being oil vapour
F04F 5/42UGR1
.characterised by the input flow of inducing fluid medium being radial or tangential to output flow (cyclones B04C)
F04F 5/44UGR1
.Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F 5/02 to F04F 5/42
F04F 5/46UGR2
. .Arrangements of nozzles
F04F 5/48UGR2
. .Control
F04F 5/50UGR3
. . .of compressing pumps
F04F 5/52UGR3
. . .of evacuating pumps
F04F 5/54UGR1
.Installations characterised by use of jet pumps, e.g. combinations of two or more jet pumps of different type
F04F 7/00HGRPumps displacing fluids by using inertia thereof, e.g. by generating vibrations therein
F04F 7/02UGR1
.Hydraulic rams
F04F 9/00HGRDiffusion pumps
F04F 9/02UGR1
.of multi-stage type
F04F 9/04UGR1
.in combination with fore pumps, e.g. use of isolating valves
F04F 9/06UGR1
.Arrangement of vapour traps
F04F 9/08UGR1
.Control
F04F 10/00HGRSiphons
F04F 10/02UGR1
.Gravity-actuated siphons
F04F 11/00HGROther pumps (evacuating by sorption F04B)
F04F 11/02UGR1
.Pressure exchangers [3]