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CPC
COOPERATIVE PATENT CLASSIFICATION
F05B
INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G [2020-08]
NOTE

  • This subclass constitutes an internal scheme for indexing only.
F05B 2200/00
Mathematical features [2013-01]
F05B 2200/10
.
Basic functions [2013-01]
F05B 2200/11
. .
Sum [2013-01]
F05B 2200/12
. .
Subtraction [2017-05]
F05B 2200/13
. .
Product [2013-01]
F05B 2200/14
. .
Division [2013-01]
F05B 2200/15
. .
Inverse [2013-01]
F05B 2200/20
.
Special functions [2013-01]
F05B 2200/21
. .
Root [2013-01]
F05B 2200/211
. . .
Square root [2013-01]
F05B 2200/212
. . .
Cubic root [2013-01]
F05B 2200/22
. .
Power [2013-01]
F05B 2200/221
. . .
Square power [2013-01]
F05B 2200/222
. . .
Cubic power [2013-01]
F05B 2200/23
. .
Logarithm [2013-01]
F05B 2200/24
. .
exponential [2013-01]
F05B 2200/25
. .
Hyperbolic trigonometric, e.g. sinh, cosh, tanh [2017-05]
F05B 2200/26
. .
trigonometric [2013-01]
F05B 2200/261
. . .
Sine [2013-01]
F05B 2200/262
. . .
Cosine [2013-01]
F05B 2200/263
. . .
Tangent [2013-01]
F05B 2200/264
. . .
Cotangent [2013-01]
F05B 2200/30
.
miscellaneous [2013-01]
F05B 2200/31
. .
odd [2013-01]
F05B 2200/32
. .
even [2013-01]
F05B 2200/33
. .
bigger/smaller [2013-01]
F05B 2200/34
. .
biggest/smallest [2013-01]
F05B 2200/35
. .
first [2013-01]
F05B 2200/36
. .
last [2013-01]
F05B 2210/00
Working fluid [2013-01]
NOTE

  • Indexing codes of group F05B 2210/00 can be followed by a name for a specific working fluid preceded by the "+" sign, e.g. F05B 2210/11 +water.
F05B 2210/10
.
Kind or type [2013-01]
F05B 2210/11
. .
liquid, i.e. incompressible [2013-01]
F05B 2210/12
. .
gaseous, i.e. compressible [2013-01]
F05B 2210/13
. .
mixed, e.g. two-phase fluid [2013-01]
F05B 2210/132
. . .
Pumps with means for separating and evacuating the gaseous phase [2013-01]
F05B 2210/14
. .
Refrigerants with particular properties, e.g. HFC-134a [2013-01]
F05B 2210/16
.
Air or water being indistinctly used as working fluid, i.e. the machine can work equally with air or water without any modification [2013-01]
F05B 2210/18
.
Air and water being simultaneously used as working fluid [2013-01]
F05B 2210/20
.
Properties [2013-01]
F05B 2210/30
.
Flow characteristics [2013-01]
F05B 2210/301
. .
with Mach-number kept constant along the flow [2013-01]
F05B 2210/302
. .
Pressure kept constant along the flow [2013-01]
F05B 2210/40
.
Flow geometry or direction [2013-01]
F05B 2210/401
. .
upwards due to the buoyancy of compressed air [2017-05]
F05B 2210/402
. .
Axial inlet and radial outlet [2013-01]
F05B 2210/403
. .
Radial inlet and axial outlet [2013-01]
F05B 2210/404
. .
bidirectional, i.e. in opposite, alternating directions [2013-01]
F05B 2220/00
Application [2013-01]
F05B 2220/10
.
in ram-jet engines or ram-jet driven vehicles [2013-01]
F05B 2220/20
.
within closed fluid conduits, e.g. pipes [2013-01]
F05B 2220/25
.
as advertisement [2013-01]
F05B 2220/30
.
in turbines [2013-01]
F05B 2220/301
. .
in steam turbines [2013-01]
F05B 2220/302
. .
in gas turbines [2013-01]
F05B 2220/31
. .
in ram-air turbines ("RATS") [2013-01]
F05B 2220/32
. .
in water turbines [2013-01]
F05B 2220/40
.
in turbochargers [2013-01]
F05B 2220/50
.
for auxiliary power units (APU's) [2013-01]
F05B 2220/60
.
making use of surplus or waste energy [2013-01]
F05B 2220/602
. .
with energy recovery turbines [2013-01]
F05B 2220/604
. .
for domestic central heating or production of electricity [2013-01]
F05B 2220/61
.
for hydrogen and/or oxygen production [2013-01]
F05B 2220/62
.
for desalination [2013-01]
F05B 2220/64
.
for aeration [2013-01]
F05B 2220/70
.
in combination with [2013-01]
F05B 2220/702
. .
the other apparatus being a steam turbine [2020-08]
F05B 2220/703
. .
the other apparatus being a water turbine [2020-08]
F05B 2220/704
. .
the other apparatus being a gas turbine [2020-08]
F05B 2220/705
. .
the other apparatus being a wind turbine [2020-08]
F05B 2220/706
. .
an electrical generator [2013-01]
F05B 2220/7062
. . .
of the direct current (D.C.) type [2013-01]
F05B 2220/7064
. . .
of the alternating current (A.C.) type [2013-01]
F05B 2220/70642
. . . .
of the synchronous type [2013-01]
F05B 2220/70644
. . . .
of the asynchronous type, i.e. induction type [2013-01]
F05B 2220/70646
. . . . .
Double fed induction generators (DFIGs) [2013-01]
F05B 2220/7066
. . .
via a direct connection, i.e. a gearless transmission [2013-01]
F05B 2220/7068
. . .
equipped with permanent magnets [2013-01]
F05B 2220/707
. . .
of the linear type [2013-01]
F05B 2220/708
. .
Photoelectric means, i.e. photovoltaic or solar cells [2013-01]
F05B 2220/709
. .
Piezoelectric means [2013-01]
F05B 2230/00
Manufacture [2013-01]
NOTE

  • Manufacture comprises also treatment, assembly or disassembly methods, repairing, handling or the like.
F05B 2230/10
.
by removing material [2013-01]
F05B 2230/101
. .
by electrochemical methods [2013-01]
F05B 2230/102
. .
by spark erosion methods [2013-01]
F05B 2230/103
. .
using lasers [2013-01]
F05B 2230/104
.
Micromachining [2013-01]
F05B 2230/20
.
essentially without removing material [2013-01]
F05B 2230/21
. .
by casting [2013-01]
F05B 2230/211
. . .
by precision casting, e.g. microfusing or investment casting [2013-01]
F05B 2230/22
. .
by sintering [2013-01]
F05B 2230/23
. .
by permanently joining parts together [2013-01]
F05B 2230/232
. . .
by welding [2013-01]
F05B 2230/233
. . . .
Electron beam welding [2013-01]
F05B 2230/234
. . . .
Laser welding [2013-01]
F05B 2230/235
. . . .
Tig/Mig welding [2013-01]
F05B 2230/236
. . . .
Diffusion bonding [2013-01]
F05B 2230/237
. . . .
Brazing [2013-01]
F05B 2230/238
. . . .
Soldering [2013-01]
F05B 2230/239
. . . .
Inertia or friction welding [2013-01]
F05B 2230/24
. .
by extrusion [2013-01]
F05B 2230/25
. .
by forging [2013-01]
F05B 2230/26
. .
by rolling [2013-01]
F05B 2230/30
.
with deposition of material [2013-01]
F05B 2230/31
. .
Layer deposition [2013-01]
F05B 2230/311
. . .
by torch or flame spray [2013-01]
F05B 2230/312
. . .
by plasma spray [2013-01]
F05B 2230/313
. . .
by physical vapour deposition [2013-01]
F05B 2230/314
. . .
by chemical vapour deposition [2013-01]
F05B 2230/40
.
Heat treatment [2013-01]
F05B 2230/41
. .
Hardening; Annealing [2013-01]
F05B 2230/50
.
Building or constructing in particular ways [2013-01]
F05B 2230/502
. .
using existing or "off the shelf" parts, e.g. using standardised turbocharger elements [2013-01]
F05B 2230/60
.
Assembly methods [2013-01]
F05B 2230/601
. .
using limited numbers of standard modules which can be adapted by machining [2013-01]
F05B 2230/604
. .
using positioning or alignment devices for aligning or centering, e.g. pins [2023-08]
WARNING

F05B 2230/606
. . .
using maintaining alignment while permitting differential dilatation [2013-01]
F05B 2230/608
. . .
for adjusting the position or the alignment, e.g. wedges or excenters [2013-01]
F05B 2230/61
. .
using auxiliary equipment for lifting or holding [2023-08]
WARNING

F05B 2230/6102
. . .
carried on a floating platform [2023-08]
WARNING

F05B 2230/70
.
Disassembly methods [2023-08]
WARNING

F05B 2230/80
.
Repairing, retrofitting or upgrading methods [2023-08]
WARNING

F05B 2230/90
.
Coating; Surface treatment (manufacture with deposition of material F05B 2220/30) [2013-01]
F05B 2240/00
Components [2013-01]
NOTE

  • Components are the basic elements of construction.
F05B 2240/10
.
Stators [2013-01]
F05B 2240/11
. .
Shroud seal segments [2013-01]
F05B 2240/12
. .
Fluid guiding means, e.g. vanes [2023-08]
WARNING

F05B 2240/121
. . .
Baffles or ribs [2023-08]
WARNING

F05B 2240/122
. . .
Vortex generators, turbulators, or the like, for mixing (by creating turbulence F05B 2260/222) [2023-08]
WARNING

F05B 2240/123
. . .
Nozzles [2023-08]
WARNING

F05B 2240/1231
. . . .
Plug nozzles [2023-08]
WARNING

F05B 2240/124
. . .
Cascades, i.e. assemblies of similar profiles acting in parallel [2023-08]
WARNING

F05B 2240/13
. .
to collect or cause flow towards or away from turbines [2023-08]
WARNING

F05B 2240/131
. . .
by means of vertical structures, i.e. chimneys [2013-01]
F05B 2240/132
. . .
creating a vortex or tornado effect [2013-01]
F05B 2240/133
. . .
with a convergent-divergent guiding structure, e.g. a Venturi conduit [2023-08]
WARNING

F05B 2240/14
. .
Casings, housings, nacelles, gondels or the like, protecting or supporting assemblies there within [2023-08]
WARNING

F05B 2240/142
. . .
in the form of a standard ISO container [2023-08]
WARNING

F05B 2240/20
.
Rotors [2013-01]
F05B 2240/201
. .
using the Magnus-effect [2013-01]
F05B 2240/202
. .
with adjustable area of intercepted fluid [2013-01]
F05B 2240/2021
. . .
by means of telescoping blades [2023-08]
WARNING

F05B 2240/2022
. . .
by means of teetering or coning blades [2023-08]
WARNING

F05B 2240/2023
. . .
by means of radially reefing blades [2013-01]
F05B 2240/21
. .
for wind turbines [2013-01]
F05B 2240/211
. . .
with vertical axis [2013-01]
F05B 2240/212
. . . .
of the Darrieus type [2023-08]
WARNING

F05B 2240/213
. . . .
of the Savonius type [2023-08]
WARNING

F05B 2240/214
. . . .
of the Musgrove or "H"-type [2023-08]
WARNING

F05B 2240/215
. . . .
of the panemone or "vehicle ventilator" type [2023-08]
WARNING

F05B 2240/216
. . . .
of the anemometer type [2023-08]
WARNING

F05B 2240/217
. . . .
of the crossflow- or "Banki"- or "double action" type [2013-01]
F05B 2240/218
. . . .
with horizontally hinged vanes [2023-08]
WARNING

F05B 2240/221
. . .
with horizontal axis [2013-01]
F05B 2240/2211
. . . .
of the multibladed, low speed, e.g. "American farm" type [2013-01]
F05B 2240/2212
. . . .
perpendicular to wind direction [2013-01]
F05B 2240/2213
. . . .
and with the rotor downwind from the yaw pivot axis [2013-01]
F05B 2240/231
. . .
driven by aerodynamic lift effects [2013-01]
F05B 2240/232
. . . .
driven by drag [2013-01]
F05B 2240/24
. .
for turbines [2013-01]
F05B 2240/241
. . .
of impulse type [2013-01]
F05B 2240/2411
. . . .
Pelton type [2013-01]
F05B 2240/242
. . .
of reaction type [2013-01]
F05B 2240/243
. . .
of the Archimedes screw type [2013-01]
F05B 2240/244
. . .
of the cross-flow, e.g. Banki, Ossberger type [2013-01]
F05B 2240/30
. .
Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor [2023-08]
WARNING

F05B 2240/301
. . .
Cross-section characteristics [2023-08]
WARNING

F05B 2240/302
. . .
Segmented or sectional blades [2023-08]
WARNING

F05B 2240/303
. . .
Details of the leading edge [2023-08]
WARNING

F05B 2240/304
. . .
Details of the trailing edge [2023-08]
WARNING

F05B 2240/3042
. . . .
Serrated trailing edge [2023-08]
WARNING

F05B 2240/305
. . .
Flaps, slats or spoilers [2023-08]
WARNING

F05B 2240/3052
. . . .
adjustable [2023-08]
WARNING

F05B 2240/306
. . .
Surface measures [2023-08]
WARNING

F05B 2240/3062
. . . .
Vortex generators [2023-08]
WARNING

F05B 2240/307
. . .
Blade tip, e.g. winglets [2023-08]
WARNING

F05B 2240/31
. . .
of changeable form or shape [2023-08]
WARNING

F05B 2240/311
. . . .
flexible or elastic [2023-08]
WARNING

F05B 2240/312
. . . .
capable of being reefed [2023-08]
WARNING

F05B 2240/3121
. . . . .
around an axis orthogonal to rotor rotational axis [2023-08]
WARNING

F05B 2240/313
. . . .
with adjustable flow intercepting area (F05B 2240/312 takes precedence) [2023-08]
WARNING

F05B 2240/32
. . .
with roughened surface [2023-08]
WARNING

F05B 2240/33
. .
Shrouds which are part of or which are rotating with the rotor [2023-08]
WARNING

F05B 2240/37
. .
Multiple rotors [2020-08]
F05B 2240/372
. . .
coaxially arranged [2020-08]
F05B 2240/374
. . .
Auxiliary rotors attached to blades of main rotor [2020-08]
F05B 2240/40
.
Use of a multiplicity of similar components [2013-01]
F05B 2240/50
.
Bearings [2023-08]
WARNING

F05B 2240/51
. .
magnetic [2023-08]
WARNING

F05B 2240/511
. . .
with permanent magnets [2023-08]
WARNING

F05B 2240/515
. . .
electromagnetic [2023-08]
WARNING

F05B 2240/52
. .
Axial thrust bearings [2023-08]
WARNING

F05B 2240/53
. .
Hydrodynamic or hydrostatic bearings [2023-08]
WARNING

F05B 2240/54
. .
Radial bearings [2023-08]
WARNING

F05B 2240/57
.
Seals [2013-01]
F05B 2240/571
. .
Brush seals [2013-01]
F05B 2240/572
. .
Leaf seals [2013-01]
F05B 2240/60
.
Shafts [2013-01]
F05B 2240/61
. .
hollow [2013-01]
F05B 2240/62
. .
flexible [2013-01]
F05B 2240/63
. .
Glands for admission or removal of fluids from shafts [2013-01]
F05B 2240/70
.
Slinger plates or washers [2013-01]
F05B 2240/80
.
Platforms for stationary or moving blades [2013-01]
F05B 2240/801
. .
cooled platforms [2013-01]
F05B 2240/85
.
Electrical connection arrangements [2023-08]
WARNING

F05B 2240/90
.
Mounting on supporting structures or systems [2013-01]
F05B 2240/91
. .
on a stationary structure [2013-01]
F05B 2240/911
. . .
already existing for a prior purpose [2013-01]
F05B 2240/9111
. . . .
which is a chimney [2013-01]
F05B 2240/9112
. . . .
which is a building [2013-01]
F05B 2240/9113
. . . .
which is a roadway, rail track, or the like for recovering energy from moving vehicles [2013-01]
F05B 2240/912
. . .
on a tower [2023-08]
WARNING

F05B 2240/9121
. . . .
on a lattice tower [2023-08]
WARNING

F05B 2240/913
. . .
on a mast [2023-08]
WARNING

F05B 2240/914
. . .
on an inflatable structure [2013-01]
F05B 2240/915
. . .
which is vertically adjustable [2013-01]
F05B 2240/9151
. . . .
telescopically [2013-01]
F05B 2240/9152
. . . .
by being hinged [2013-01]
F05B 2240/91521
. . . . .
at ground level [2013-01]
F05B 2240/916
. . .
with provision for hoisting onto the structure [2013-01]
F05B 2240/917
. . .
attached to cables [2023-08]
WARNING

F05B 2240/9172
. . . .
of kite type with traction and retraction [2023-08]
WARNING

F05B 2240/9174
. . . .
of kite type with a turbine and a flying pattern [2023-08]
WARNING

F05B 2240/9176
. . . .
Wing, kites or buoyant bodies with a turbine attached without flying pattern [2023-08]
WARNING

F05B 2240/92
. .
on an airbourne structure [2023-08]
WARNING

F05B 2240/921
. . .
kept aloft due to aerodynamic effects [2023-08]
WARNING

F05B 2240/922
. . .
kept aloft due to buoyancy effects [2023-08]
WARNING

F05B 2240/923
. . .
which is a vehicle [2023-08]
WARNING

F05B 2240/93
. .
on a structure floating on a liquid surface [2023-08]
WARNING

F05B 2240/931
. . .
which is a vehicle [2023-08]
WARNING

F05B 2240/932
. . .
which is a catamaran-like structure [2023-08]
WARNING

F05B 2240/94
. .
on a movable wheeled structure [2013-01]
F05B 2240/941
. . .
which is a land vehicle [2013-01]
F05B 2240/95
. .
offshore [2013-01]
F05B 2240/96
. .
as part of a wind turbine farm [2020-08]
F05B 2240/965
. .
as part of a water turbine farm [2020-08]
F05B 2240/97
. .
on a submerged structure [2013-01]
F05B 2240/98
. .
which is inflatable [2013-01]
F05B 2240/99
.
characterised by colour or colour patterns [2013-01]
F05B 2250/00
Geometry [2013-01]
NOTE

  • Geometry indicates the shape or form of a component or the configuration or arrangement of components in a machine or in a plant.
F05B 2250/02
.
variable [2013-01]
F05B 2250/10
.
two-dimensional [2013-01]
F05B 2250/11
. .
triangular [2013-01]
F05B 2250/12
. .
rectangular [2013-01]
F05B 2250/121
. . .
square [2013-01]
F05B 2250/13
. .
trapezial [2013-01]
F05B 2250/131
. . .
polygonal [2013-01]
F05B 2250/132
. . .
hexagonal [2013-01]
F05B 2250/14
. .
elliptical [2013-01]
F05B 2250/141
. . .
circular [2013-01]
F05B 2250/15
. .
spiral [2013-01]
F05B 2250/16
. .
parabolic [2013-01]
F05B 2250/17
. .
hyperbolic [2013-01]
F05B 2250/18
. .
patterned [2013-01]
F05B 2250/181
. . .
ridged [2013-01]
F05B 2250/182
. . .
crenellated, notched [2013-01]
F05B 2250/183
. . .
zigzag [2013-01]
F05B 2250/184
. . .
sinusoidal [2013-01]
F05B 2250/19
. .
machined; miscellaneous [2013-01]
F05B 2250/191
. . .
perforated [2013-01]
F05B 2250/192
. . .
beveled [2013-01]
F05B 2250/193
. . .
milled [2013-01]
F05B 2250/20
.
three-dimensional [2013-01]
F05B 2250/21
. .
pyramidal [2013-01]
F05B 2250/22
. .
parallelepipedic [2013-01]
F05B 2250/221
. . .
cubic [2013-01]
F05B 2250/23
. .
prismatic [2013-01]
F05B 2250/231
. . .
cylindrical [2013-01]
F05B 2250/232
. . .
conical [2013-01]
F05B 2250/24
. .
ellipsoidal [2013-01]
F05B 2250/241
. . .
spherical [2013-01]
F05B 2250/25
. .
helical [2013-01]
F05B 2250/26
. .
paraboloidal [2013-01]
F05B 2250/27
. .
hyperboloidal [2013-01]
F05B 2250/28
. .
patterned [2013-01]
F05B 2250/281
. . .
threaded [2013-01]
F05B 2250/282
. . .
Cubic pattern [2013-01]
F05B 2250/283
. . .
Honeycomb [2013-01]
F05B 2250/29
. .
machined; miscellaneous [2013-01]
F05B 2250/291
. . .
hollowed [2013-01]
F05B 2250/292
. . .
tapered [2013-01]
F05B 2250/293
. . .
lathed, e.g. rotation symmetrical [2013-01]
F05B 2250/30
.
Arrangement of components [2013-01]
F05B 2250/31
. .
according to the direction of their main axis or their axis of rotation [2013-01]
F05B 2250/311
. . .
the axes being in line [2013-01]
F05B 2250/312
. . .
the axes being parallel to each other [2013-01]
F05B 2250/313
. . .
the axes being perpendicular to each other [2013-01]
F05B 2250/314
. . .
the axes being inclined in relation to each other [2013-01]
F05B 2250/315
. . .
the main axis being substantially vertical [2013-01]
F05B 2250/32
. .
according to their shape [2013-01]
F05B 2250/321
. . .
asymptotic [2013-01]
F05B 2250/322
. . .
tangential [2013-01]
F05B 2250/323
. . .
convergent [2013-01]
F05B 2250/324
. . .
divergent [2013-01]
F05B 2250/33
. .
symmetrical [2013-01]
F05B 2250/34
. .
translated [2013-01]
F05B 2250/35
. .
rotated [2013-01]
F05B 2250/36
. .
in inner-outer relationship, e.g. shaft-bearing arrangements [2013-01]
F05B 2250/40
.
Movement of component [2013-01]
F05B 2250/41
. .
with one degree of freedom [2013-01]
F05B 2250/411
. . .
in rotation [2013-01]
F05B 2250/42
. .
with two degrees of freedom [2013-01]
F05B 2250/43
. .
with three degrees of freedom [2013-01]
F05B 2250/44
. .
one element moving inside another one, e.g. wave-operated member (wom) moving inside another member (rem) [2020-08]
F05B 2250/50
.
Inlet or outlet [2013-01]
F05B 2250/501
. .
Inlet [2013-01]
F05B 2250/5011
. . .
augmenting, i.e. with intercepting fluid flow cross sectional area greater than the rest of the machine behind the inlet [2023-08]
WARNING

F05B 2250/5012
. . .
concentrating only, i.e. with intercepting fluid flow cross sectional area not greater than the rest of the machine behind the inlet [2023-08]
WARNING

F05B 2250/502
. .
Outlet [2013-01]
F05B 2250/503
. .
of regenerative pumps [2013-01]
F05B 2250/60
.
Structure; Surface texture [2013-01]
F05B 2250/61
. .
corrugated [2013-01]
F05B 2250/611
. . .
undulated [2013-01]
F05B 2250/62
. .
smooth [2013-01]
F05B 2250/621
. . .
polished [2013-01]
F05B 2250/70
.
Shape [2013-01]
F05B 2250/71
. .
curved [2013-01]
F05B 2250/711
. . .
convex [2013-01]
F05B 2250/712
. . .
concave [2013-01]
F05B 2250/713
. . .
inflexed [2013-01]
F05B 2250/72
. .
symmetric [2013-01]
F05B 2250/73
. .
asymmetric [2013-01]
F05B 2250/80
.
Size or power range of the machines [2013-01]
F05B 2250/82
. .
Micromachines [2013-01]
F05B 2250/84
. .
Nanomachines (Nanotechnology for interacting, sensing or actuating B82Y 15/00) [2015-07]
F05B 2250/86
. .
Megamachines [2013-01]
F05B 2260/00
Function [2013-01]
F05B 2260/02
.
Transport, e.g. specific adaptations or devices for conveyance (transport of wind turbines or equipments therefore F03D 13/40) [2017-02]
F05B 2260/04
.
Deployment, e.g. installing underwater structures [2020-08]
F05B 2260/10
.
Particular cycles [2013-01]
F05B 2260/20
.
Heat transfer, e.g. cooling [2023-08]
WARNING

F05B 2260/201
. .
by impingement of a fluid [2013-01]
F05B 2260/202
. .
by film cooling [2013-01]
F05B 2260/203
. .
by transpiration cooling [2013-01]
F05B 2260/205
. .
Cooling fluid recirculation, i.e. after having cooled one or more components the cooling fluid is recovered and used elsewhere for other purposes [2023-08]
WARNING

F05B 2260/207
. .
using a phase changing mass, e.g. heat absorbing by melting or boiling [2023-08]
WARNING

F05B 2260/208
. .
using heat pipes [2013-01]
F05B 2260/209
. .
using vortex tubes [2013-01]
F05B 2260/211
. .
by intercooling, e.g. during a compression cycle [2013-01]
F05B 2260/212
. . .
by water injection [2013-01]
F05B 2260/221
. .
Improvement of heat transfer [2023-08]
WARNING

F05B 2260/222
. . .
by creating turbulence [2023-08]
WARNING

F05B 2260/224
. . .
by increasing the heat transfer surface [2023-08]
WARNING

F05B 2260/2241
. . . .
using fins or ribs [2023-08]
WARNING

F05B 2260/231
. .
Preventing heat transfer [2013-01]
F05B 2260/232
. .
characterised by the cooling medium [2013-01]
F05B 2260/233
. . .
the medium being steam [2013-01]
F05B 2260/24
. .
for draft enhancement in chimneys, using solar or other heat sources [2013-01]
F05B 2260/30
.
Retaining components in desired mutual position [2023-08]
WARNING

F05B 2260/301
. .
Retaining bolts or nuts [2023-08]
WARNING

F05B 2260/3011
. . .
of the frangible or shear type [2023-08]
WARNING

F05B 2260/302
. .
by means of magnetic or electromagnetic forces [2013-01]
F05B 2260/303
. .
with a bayonet coupling [2013-01]
F05B 2260/304
. .
Balancing of radial or axial forces on regenerative rotors [2013-01]
F05B 2260/305
. .
Reducing friction between regenerative impeller discs and casing walls [2013-01]
F05B 2260/31
. .
Locking rotor in position [2023-08]
WARNING

F05B 2260/40
.
Transmission of power [2013-01]
F05B 2260/402
. .
through friction drives [2023-08]
WARNING

F05B 2260/4021
. . .
through belt drives [2023-08]
WARNING

F05B 2260/4022
. . .
through endless chains [2023-08]
WARNING

F05B 2260/4023
. . .
through a friction clutch [2023-08]
WARNING

F05B 2260/403
. .
through the shape of the drive components [2013-01]
F05B 2260/4031
. . .
as in toothed gearing [2013-01]
F05B 2260/40311
. . . .
of the epicyclic, planetary or differential type [2023-08]
WARNING

F05B 2260/40312
. . . .
Ratchet wheels [2020-08]
F05B 2260/404
. .
through magnetic drive coupling [2013-01]
F05B 2260/4041
. . .
the driven magnets encircling the driver magnets [2013-01]
F05B 2260/406
. .
through hydraulic systems [2023-08]
WARNING

F05B 2260/407
. .
through piezoelectric conversion [2013-01]
F05B 2260/408
. .
through magnetohydrodynamic conversion [2013-01]
F05B 2260/42
.
Storage of energy [2013-01]
F05B 2260/421
. .
in the form of rotational kinetic energy, e.g. in flywheels [2013-01]
F05B 2260/422
. .
in the form of potential energy, e.g. pressurized or pumped fluid [2020-08]
F05B 2260/50
.
Kinematic linkage, i.e. transmission of position [2023-08]
WARNING

F05B 2260/502
. .
involving springs [2023-08]
WARNING

F05B 2260/503
. .
using gears [2023-08]
WARNING

F05B 2260/5032
. . .
of the bevel or angled type [2023-08]
WARNING

F05B 2260/504
. .
using flat or V-belts and pulleys [2023-08]
WARNING

F05B 2260/505
. .
using chains and sprockets; using toothed belts [2023-08]
WARNING

F05B 2260/506
. .
using cams or eccentrics [2023-08]
WARNING

F05B 2260/507
. .
using servos, independent actuators, etc. [2023-08]
WARNING

F05B 2260/60
.
Fluid transfer [2013-01]
F05B 2260/601
. .
using an ejector or a jet pump [2013-01]
F05B 2260/602
. .
Drainage [2013-01]
F05B 2260/603
. . .
of leakage having past a seal (seals F05B 2240/57; glands F05B 2240/63) [2013-01]
F05B 2260/604
. .
Vortex non-clogging type pumps [2013-01]
F05B 2260/63
. .
Preventing clogging or obstruction of flow paths by dirt, dust, or foreign particles [2013-01]
F05B 2260/64
. .
Aeration, ventilation, dehumidification or moisture removal of closed spaces [2013-01]
F05B 2260/70
.
Adjusting of angle of incidence or attack of rotating blades [2023-08]
WARNING

F05B 2260/71
. .
as a function of flow velocity [2013-01]
F05B 2260/72
. .
by turning around an axis parallel to the rotor centre line [2013-01]
F05B 2260/74
. .
by turning around an axis perpendicular the rotor centre line [2013-01]
F05B 2260/75
. .
the adjusting mechanism not using auxiliary power sources, e.g. servos [2023-08]
WARNING

F05B 2260/76
. .
the adjusting mechanism using auxiliary power sources [2023-08]
WARNING

F05B 2260/77
. .
the adjusting mechanism driven or triggered by centrifugal forces [2023-08]
WARNING

F05B 2260/78
. .
the adjusting mechanism driven or triggered by aerodynamic forces [2023-08]
WARNING

F05B 2260/79
. .
Bearing, support or actuation arrangements therefor [2023-08]
WARNING

F05B 2260/80
.
Diagnostics [2023-08]
WARNING

F05B 2260/82
.
Forecasts [2023-08]
WARNING

F05B 2260/821
. .
Parameter estimation or prediction [2023-08]
WARNING

F05B 2260/8211
. . .
of the weather [2023-08]
WARNING

F05B 2260/83
.
Testing, e.g. methods, components or tools therefor [2023-08]
WARNING

F05B 2260/84
.
Modelling or simulation [2023-08]
WARNING

F05B 2260/845
.
Redundancy [2013-01]
F05B 2260/85
.
Starting [2013-01]
F05B 2260/87
.
Using a generator as a motor [2020-08]
F05B 2260/90
.
Braking [2013-01]
F05B 2260/901
. .
using aerodynamic forces, i.e. lift or drag [2013-01]
F05B 2260/9011
. . .
of the tips of rotor blades [2013-01]
F05B 2260/902
. .
using frictional mechanical forces [2013-01]
F05B 2260/903
. .
using electrical or magnetic forces [2013-01]
F05B 2260/904
. .
using hydrodynamic forces [2013-01]
F05B 2260/95
.
Preventing corrosion (coating or surface treatment F05B 2230/90) [2013-01]
F05B 2260/96
.
Preventing, counteracting or reducing vibration or noise [2023-08]
WARNING

F05B 2260/962
. .
by means creating "anti-noise" [2023-08]
WARNING

F05B 2260/964
. .
by damping means [2023-08]
WARNING

F05B 2260/966
. .
by correcting static or dynamic imbalance [2023-08]
WARNING

F05B 2260/97
.
Reducing windage losses [2013-01]
F05B 2260/972
. .
in radial flow machines [2013-01]
F05B 2260/98
.
Lubrication [2023-08]
WARNING

F05B 2260/99
.
Radar absorption [2013-01]
F05B 2270/00
Control [2013-01]
F05B 2270/10
.
Purpose of the control system [2013-01]
F05B 2270/101
. .
to control rotational speed (n) [2023-08]
WARNING

F05B 2270/1011
. . .
to prevent overspeed [2023-08]
WARNING

F05B 2270/1012
. . .
to prevent underspeed [2023-08]
WARNING

F05B 2270/1013
. . .
of different spools or shafts [2013-01]
F05B 2270/1014
. . .
to keep rotational speed constant [2023-08]
WARNING

F05B 2270/1016
. .
in variable speed operation [2013-01]
F05B 2270/102
. .
to control acceleration (u) [2013-01]
F05B 2270/1021
. . .
by keeping it below damagingly high values [2013-01]
F05B 2270/1022
. . .
by making it as high as possible [2013-01]
F05B 2270/103
. .
to affect the output of the engine [2013-01]
F05B 2270/1031
. . .
Thrust [2013-01]
F05B 2270/1032
. . .
Torque [2013-01]
F05B 2270/1033
. . .
Power (if explicitly mentioned) [2013-01]
F05B 2270/104
. .
to match engine to driven device [2013-01]
F05B 2270/1041
. . .
in particular the electrical frequency of driven generator [2013-01]
F05B 2270/107
. .
to cope with emergencies [2013-01]
F05B 2270/1071
. . .
in particular sudden load loss [2013-01]
F05B 2270/10711
. . . .
applying a low voltage ride through method [2013-01]
F05B 2270/1072
. . .
in particular blow-out and relight [2013-01]
F05B 2270/1073
. . .
of one engine in a multi-engine system [2013-01]
F05B 2270/1074
. . .
by using back-up controls [2013-01]
F05B 2270/1075
. . .
by temporary overriding set control limits [2013-01]
F05B 2270/1076
. . .
caused by water or hail ingestion [2013-01]
F05B 2270/1077
. . .
Storm protection [2020-08]
F05B 2270/109
. .
to prolong engine life [2013-01]
F05B 2270/1091
. . .
by limiting temperatures [2013-01]
F05B 2270/1095
. . .
by limiting mechanical stresses [2013-01]
F05B 2270/1097
. . .
by preventing reverse rotation [2013-01]
F05B 2270/11
. .
to maintain desired vehicle trajectory parameters [2013-01]
F05B 2270/111
. .
to control two or more engines simultaneously [2013-01]
F05B 2270/17
. .
to avoid excessive deflection of the blades [2023-08]
WARNING

F05B 2270/18
. .
to control buoyancy [2023-08]
WARNING

F05B 2270/19
. .
to avoid stroboscopic flicker shadow on surroundings [2013-01]
F05B 2270/20
. .
to optimise the performance of a machine [2023-08]
WARNING

F05B 2270/202
. . .
Tuning to wave conditions [2020-08]
F05B 2270/204
. . .
taking into account the wake effect [2023-08]
WARNING

F05B 2270/30
.
Control parameters, e.g. input parameters [2013-01]
F05B 2270/301
. .
Pressure [2013-01]
F05B 2270/3011
. . .
Inlet [2013-01]
F05B 2270/3013
. . .
Outlet [2013-01]
F05B 2270/3015
. . .
differential [2013-01]
F05B 2270/303
. .
Temperature [2023-08]
WARNING

F05B 2270/3032
. . .
excessive temperatures, e.g. caused by overheating [2023-08]
WARNING

F05B 2270/304
. .
Spool rotational speed [2013-01]
F05B 2270/305
. .
Tolerances [2013-01]
F05B 2270/309
. .
Rate of change of parameters [2013-01]
F05B 2270/32
. .
Wind speeds [2013-01]
F05B 2270/3201
. . .
"cut-off" or "shut-down" wind speed [2013-01]
F05B 2270/3202
. . .
"cut-in" or starting wind speed [2020-08]
F05B 2270/321
. .
Wind directions [2013-01]
F05B 2270/322
. .
the detection or prediction of a wind gust [2013-01]
F05B 2270/323
. .
Air humidity [2013-01]
F05B 2270/324
. .
Air pressure [2013-01]
F05B 2270/325
. .
Air temperature [2013-01]
F05B 2270/326
. .
Rotor angle [2013-01]
F05B 2270/327
. .
Rotor or generator speeds [2013-01]
F05B 2270/328
. .
Blade pitch angle [2023-08]
WARNING

F05B 2270/329
. .
Azimuth or yaw angle [2023-08]
WARNING

F05B 2270/33
. .
Proximity of blade to tower [2023-08]
WARNING

F05B 2270/331
. .
Mechanical loads [2023-08]
WARNING

F05B 2270/332
. .
Maximum loads or fatigue criteria [2023-08]
WARNING

F05B 2270/333
. .
Noise or sound levels [2023-08]
WARNING

F05B 2270/334
. .
Vibration measurements [2023-08]
WARNING

F05B 2270/335
. .
Output power or torque [2013-01]
F05B 2270/336
. .
Blade lift measurements [2013-01]
F05B 2270/337
. .
Electrical grid status parameters, e.g. voltage, frequency or power demand [2013-01]
F05B 2270/34
. .
Water level [2020-08]
F05B 2270/341
. .
Liquid flow velocity or direction [2020-08]
F05B 2270/342
. .
Wave conditions, e.g. amplitude, frequency or direction [2020-08]
F05B 2270/40
.
Type of control system [2013-01]
F05B 2270/402
. .
passive or reactive, e.g. using large wind vanes [2013-01]
F05B 2270/404
. .
active, predictive, or anticipative [2013-01]
F05B 2270/50
.
Control logic embodiment by [2013-01]
F05B 2270/502
. .
electrical means, e.g. relays or switches [2023-08]
WARNING

F05B 2270/504
. .
electronic means, e.g. electronic tubes, transistors or IC's within an electronic circuit [2023-08]
WARNING

F05B 2270/506
. .
hydraulic means, e.g. hydraulic valves within a hydraulic circuit [2023-08]
WARNING

F05B 2270/508
. .
mechanical means, e.g. levers, gears or cams [2023-08]
WARNING

F05B 2270/60
.
Control system actuates through [2013-01]
F05B 2270/602
. .
electrical actuators [2023-08]
WARNING

F05B 2270/604
. .
hydraulic actuators [2023-08]
WARNING

F05B 2270/605
. .
pneumatic actuators [2023-08]
WARNING

F05B 2270/606
. .
mechanical actuators (F05B 2270/602 takes precedence) [2023-08]
WARNING

F05B 2270/70
.
Type of control algorithm [2013-01]
F05B 2270/701
. .
proportional [2013-01]
F05B 2270/702
. .
differential [2013-01]
F05B 2270/703
. .
integral [2013-01]
F05B 2270/704
. .
proportional-differential [2013-01]
F05B 2270/705
. .
proportional-integral [2013-01]
F05B 2270/706
. .
proportional-integral-differential [2013-01]
F05B 2270/707
. .
fuzzy logic [2013-01]
F05B 2270/708
. .
with comparison tables [2013-01]
F05B 2270/709
. .
with neural networks [2013-01]
F05B 2270/80
.
Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges [2013-01]
F05B 2270/802
. .
Calibration thereof [2023-08]
WARNING

F05B 2270/803
. .
Sampling thereof [2013-01]
F05B 2270/804
. .
Optical devices [2023-08]
WARNING

F05B 2270/8041
. . .
Cameras [2023-08]
WARNING

F05B 2270/8042
. . .
Lidar systems [2023-08]
WARNING

F05B 2270/805
. .
Radars [2013-01]
F05B 2270/806
. .
Sonars [2013-01]
F05B 2270/807
. .
Accelerometers [2013-01]
F05B 2270/808
. .
Strain gauges; Load cells [2013-01]
F05B 2270/809
. .
Encoders [2013-01]
F05B 2270/81
. .
Microphones [2023-08]
WARNING

F05B 2270/821
. .
Displacement measuring means, e.g. inductive [2023-08]
WARNING

F05B 2280/00
Materials; Properties thereof [2013-01]
F05B 2280/10
.
Inorganic materials, e.g. metals [2013-01]
F05B 2280/101
. .
Iron [2013-01]
F05B 2280/1011
. .
Cast iron [2013-01]
F05B 2280/102
. .
Light metals [2013-01]
F05B 2280/1021
. . .
Aluminium [2013-01]
F05B 2280/1022
. . .
Beryllium [2013-01]
F05B 2280/1023
. . .
Boron [2013-01]
F05B 2280/1024
. . .
Lithium [2013-01]
F05B 2280/1025
. . .
Magnesium [2013-01]
F05B 2280/103
. .
Heavy metals [2013-01]
F05B 2280/10301
. . .
Refractory metals, e.g. V, W [2013-01]
F05B 2280/10302
. . .
Chromium [2013-01]
F05B 2280/10303
. . .
Molybdenum [2013-01]
F05B 2280/10304
. . .
Titanium [2013-01]
F05B 2280/10305
. . .
Zirconium [2013-01]
F05B 2280/10306
. . .
Hafnium [2013-01]
F05B 2280/10307
. . .
Manganese [2013-01]
F05B 2280/10308
. . .
Lead [2013-01]
F05B 2280/10309
. . .
Tin [2013-01]
F05B 2280/1031
. . .
Zinc [2013-01]
F05B 2280/10311
. . .
Mercury [2013-01]
F05B 2280/104
. .
Noble metals [2013-01]
F05B 2280/1041
. . .
Silver [2013-01]
F05B 2280/1042
. . .
Gold [2013-01]
F05B 2280/1043
. . .
Platinum group, e.g. Pt, Ir [2013-01]
F05B 2280/1044
. . .
Palladium [2013-01]
F05B 2280/1045
. . .
Ruthenium [2013-01]
F05B 2280/1046
. . .
Osmium [2013-01]
F05B 2280/1047
. . .
Iridium [2013-01]
F05B 2280/1048
. . .
Rhodium [2013-01]
F05B 2280/105
. .
Copper [2013-01]
F05B 2280/106
. .
Rare earth metals, e.g. Sc, Y [2013-01]
F05B 2280/107
. .
Alloys [2013-01]
F05B 2280/1071
. . .
Steel alloys [2013-01]
F05B 2280/1072
. .
Copper alloys [2013-01]
F05B 2280/10721
. . .
Bronze [2013-01]
F05B 2280/10722
. . .
Phosphor-bronze alloy [2013-01]
F05B 2280/10723
. . .
Nickel-Copper alloy, e.g. monel [2013-01]
F05B 2280/1073
. .
Aluminium alloy, e.g. AlCuMgPb [2013-01]
F05B 2280/1074
. .
Alloys not otherwise provided for [2013-01]
F05B 2280/10741
. . .
Superalloys [2013-01]
F05B 2280/10742
. . .
Heat stable alloys [2013-01]
F05B 2280/10743
. . .
Ni - Si alloys [2013-01]
F05B 2280/10744
. . .
Metal-aluminide intermetalllic compounds [2013-01]
F05B 2280/20
.
Inorganic materials, e.g. non-metallic materials [2013-01]
F05B 2280/2001
. .
Glass [2013-01]
F05B 2280/20011
. . .
MIBA [2013-01]
F05B 2280/20012
. . .
Quartz [2013-01]
F05B 2280/2002
. .
Phosphor [2013-01]
F05B 2280/2003
. .
Silicon [2013-01]
F05B 2280/2004
. .
Ceramics; Oxides [2013-01]
F05B 2280/20041
. . .
Aluminium oxides [2013-01]
F05B 2280/20042
. . .
Zinc oxides [2013-01]
F05B 2280/20043
. . .
Zirconium oxides [2013-01]
F05B 2280/2005
. .
Non-oxide ceramics [2013-01]
F05B 2280/2006
. .
Carbon, e.g. graphite [2013-01]
F05B 2280/2007
. .
Carbides [2013-01]
F05B 2280/20071
. . .
of silicon [2013-01]
F05B 2280/20072
. . .
of titanium, e.g. TiB [2013-01]
F05B 2280/20073
. . .
of wolfram, e.g. tungsten carbide [2013-01]
F05B 2280/2008
. .
Nitrides [2013-01]
F05B 2280/20081
. . .
of aluminium [2013-01]
F05B 2280/20082
. . .
of boron [2013-01]
F05B 2280/20083
. . .
of silicon [2013-01]
F05B 2280/20084
. . .
of titanium [2013-01]
F05B 2280/20085
. . .
of zirconium [2013-01]
F05B 2280/2009
. .
Sulfides [2013-01]
F05B 2280/20091
. . .
of molybdenum [2013-01]
F05B 2280/201
. .
Sapphire [2013-01]
F05B 2280/2011
. .
Aluminium titanate [2013-01]
F05B 2280/2013
. .
Silica [2013-01]
F05B 2280/2014
. .
Arsenic [2013-01]
F05B 2280/2015
. .
Antimony [2013-01]
F05B 2280/2016
. .
Bismuth [2013-01]
F05B 2280/2017
. .
Barium [2013-01]
F05B 2280/30
.
Inorganic materials not otherwise provided for [2013-01]
F05B 2280/40
.
Organic materials [2013-01]
F05B 2280/4001
. .
Leather [2013-01]
F05B 2280/4002
. .
Cellulosic materials, e.g. wood [2013-01]
F05B 2280/4003
. .
Synthetic polymers, e.g. plastics [2020-08]
F05B 2280/4004
. .
Rubber [2013-01]
F05B 2280/4005
. .
PTFE [PolyTetraFluorEthylene] [2013-01]
F05B 2280/4006
. .
Polyamides, e.g. NYLON [2013-01]
F05B 2280/4007
. .
Thermoplastics [2013-01]
F05B 2280/4009
. .
Polyetherketones, e.g. PEEK [2013-01]
F05B 2280/401
. .
Silicon polymers [2013-01]
F05B 2280/4011
. .
Organic materials not otherwise provided for [2013-01]
F05B 2280/50
.
Intrinsic material properties or characteristics [2013-01]
F05B 2280/5001
. .
Elasticity [2013-01]
F05B 2280/5002
. .
Thermal properties [2013-01]
F05B 2280/5003
. .
Expansivity [2013-01]
F05B 2280/50031
. . .
similar [2013-01]
F05B 2280/50032
. . .
dissimilar [2013-01]
F05B 2280/5004
. .
Heat transfer [2013-01]
F05B 2280/5005
. .
Reflective properties [2013-01]
F05B 2280/5006
. .
Shape memory [2013-01]
F05B 2280/5007
. .
Hardness [2013-01]
F05B 2280/5008
. .
Magnetic properties [2013-01]
F05B 2280/5009
. .
non-magnetic [2013-01]
F05B 2280/501
. .
Self lubricating materials; Solid lubricants [2013-01]
F05B 2280/5011
. .
Surface roughness [2013-01]
F05B 2280/60
.
Properties or characteristics given to material by treatment or manufacturing [2013-01]
F05B 2280/6001
. .
Fabrics [2013-01]
F05B 2280/6002
. . .
Woven fabrics [2013-01]
F05B 2280/6003
. .
Composites; e.g. fibre-reinforced [2013-01]
F05B 2280/6004
. .
amorphous [2013-01]
F05B 2280/6005
. .
crystalline [2013-01]
F05B 2280/6006
. .
Directionally-solidified crystalline structures [2013-01]
F05B 2280/6007
. .
monocrystalline [2013-01]
F05B 2280/6008
. .
Structures [2013-01]
F05B 2280/6009
. .
Grain size [2013-01]
F05B 2280/601
. .
Syntactic [2013-01]
F05B 2280/6011
. .
Coating [2013-01]
F05B 2280/6012
. .
Foam [2013-01]
F05B 2280/6013
. .
Fibres [2013-01]
F05B 2280/6014
. .
Filler [2013-01]
F05B 2280/6015
. .
Resin [2013-01]
F05B 2280/70
.
Treatments or modification of materials [2013-01]
F05B 2280/701
. .
Heat treatments [2013-01]
F05B 2280/702
. .
Reinforcements [2023-08]
WARNING