ClassID:

144302

F04D29/441 - CPC Classification

Classification description:

Details, component parts, or accessories; Casings; Connections of working fluid for radial or helico-centrifugal pumps; Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps

Sub-classes:
Recent Application in this class:
#1
20260146628
2026-05-28

BLADELESS FAN LAMP

#2
20260146613
2026-05-28

PORTED SHROUD ON RADIALLY NESTED DUAL STATE COMPRESSOR

#3
20260092607
2026-04-02

GAS SUCTION PIPE OF CENTRIFUGAL COMPRESSOR

#4
20260085700
2026-03-26

CENTRIFUGAL COMPRESSOR WITH SCROLL FLOW PATH

#5
20260085699
2026-03-26

CLEARANCE FLOW CONTROL FOR MIXED-FLOW FAN

#6
20260078772
2026-03-19

ROTARY DEVICE

#7
20260078761
2026-03-19

CENTRIFUGAL FLUID MACHINE AND SINGLE-SHAFT MULTI-STAGE CENTRIFUGAL COMPRESSOR

#8
20260063140
2026-03-05

Rotary inflating and deflating pump

#9
20260055777
2026-02-26

Housing for Centrifugal Compressor, Centrifugal Compressor, and Method for Producing a Housing for a Centrifugal Compressor

#10
20260036134
2026-02-05

NON-LINEAR IMPELLER BACKSWEEP

#11
20260029153
2026-01-29

BLOWER

#12
20260029000
2026-01-29

BLOWER DEVICE

#13
20260028126
2026-01-29

ADDITIVELY MANUFACTURED HEAT EXCHANGER AND DIFFUSER PIPE COUPLED TO A COMPRESSOR STAGE

#14
20260022709
2026-01-22

CENTRIFUGAL FAN

#15
20260022657
2026-01-22

METHODS AND APPARATUS TO PROVIDE CROSS-DIFFUSER BLEED

#16
20260009331
2026-01-08

PARTIAL EXIT CENTRIFUGAL COMPRESSOR

#17
20260002543
2026-01-01

BLOWER

#18
20250375996
2025-12-11

AIR FLOW PATH FOR HVAC SYSTEM

#19
20250361819
2025-11-27

MOTORIZED COMPRESSOR DEVICE WITH AIR BEARING HAVING REDUCED AXIAL AND RADIAL STACK-UP

#20
20250354564
2025-11-20

BLOWER

#21
20250341219
2025-11-06

ROTARY DEVICE

#22
20250334124
2025-10-30

PORTABLE WIND BLOWING DEVICE

#23
20250327464
2025-10-23

FAN

#24
20250327457
2025-10-23

MULTI STAGE COMPRESSOR

#25
20250320880
2025-10-16

Centrifugal Air Blower

#26
20250320655
2025-10-16

LAUNDRY APPLIANCE AND VENTILATION ASSEMBLY FOR THE SAME

#27
20250305508
2025-10-02

MAGLEV AIR COMPRESSOR

#28
20250305503
2025-10-02

CENTRIFUGAL FAN AND HOME APPLIANCE COMPRISING SAME

#29
20250305441
2025-10-02

ELECTRIC TURBOCHARGER WITH COOLING FLOW PATH

#30
20250264111
2025-08-21

AIRCRAFT ENGINE IMPELLER WITH EXDUCER SHROUD FORWARD SWEEP

#31
20250257669
2025-08-14

COMPRESSOR FRANGIBLE CONTAINMENT STRUCTURE

#32
20250250989
2025-08-07

DIFFUSER PIPE FOR AN AIRCRAFT PROPULSION SYSTEM

#33
20250243875
2025-07-31

CONTROLLED AREA PROGRESSION DIFFUSER

#34
20250215892
2025-07-03

COMPRESSOR COVER, CENTRIFUGAL COMPRESSOR, TURBOCHARGER, METHOD FOR MANUFACTURING COMPRESSOR COVER, AND DIFFUSER FOR CENTRIFUGAL COMPRESSOR

#35
20250215891
2025-07-03

CENTRIFUGAL FAN

#36
20250215888
2025-07-03

UNDERWATER VACUUM CLEANER IMPELLER

#37
20250207608
2025-06-26

APPARATUS FOR REDUCING AIR TURBULENCE IN A FAN CHASSIS

#38
20250198420
2025-06-19

BLOWER DEVICE

#39
20250188954
2025-06-12

FAN ASSEMBLY WITH A REMOVABLE FILTER ASSEMBLY

#40
20250180032
2025-06-05

CENTRIFUGAL COMPRESSOR WITH ENERGY RECOVERY FROM A RECYCLE LINE

#41
20250154958
2025-05-15

ELECTRIC TURBOCHARGER WITH DIFFUSER PLATE

#42
20250122891
2025-04-17

CENTRIFUGAL ACCELERATION STABILIZER

#43
20250102167
2025-03-27

NOZZLE ASSEMBLY FOR EXHAUST FAN UNIT OF HVAC SYSTEM

#44
20250084868
2025-03-13

BLOWER

#45
20250084867
2025-03-13

FAN HAVING A STEP DIFFUSER

#46
20250075708
2025-03-06

BLOWER ASSEMBLY ENCLOSURE

#47
20250073409
2025-03-06

PAP SYSTEM BLOWER

#48
20250067274
2025-02-27

Centrifugal Fan

#49
20250059982
2025-02-20

TURBO MACHINE AND METHOD OF MANUFACTURING

#50
20250059980
2025-02-20

Ergonomic neck fan

#51
20250052430
2025-02-13

MOVABLE HOOD

#52
20250052258
2025-02-13

CENTRIFUGAL COMPRESSOR WITH LIQUID INJECTION

#53
20250043712
2025-02-06

MANIFOLD, A TURBOMACHINE INCLUDING SUCH A MANIFOLD, A TURBOCHARGER INCLUDING SUCH A TURBOMACHINE, AND AN INTERNAL COMBUSTION ENGINE INCLUDING SUCH A MANIFOLD

#54
20250012286
2025-01-09

PORTABLE WIND BLOWING DEVICE

#55
20240426492
2024-12-26

VENTILATION UNIT

#56
20240426318
2024-12-26

Refrigerant compressor with impeller having slotted shroud

#57
20240426305
2024-12-26

CENTRIFUGAL-TYPE ELECTRIC REFRIGERANT COMPRESSOR HAVING INTEGRAL ORIFICE-REGULATED BEARING COOLING ARRANGEMENT

#58
20240426303
2024-12-26

COMPRESSOR WITH CURVED PASSAGE

#59
20240410391
2024-12-12

INFLATOR HAVING COMBINED CUTWATER AND INTAKE/EXHAUST PORT

#60
20240392803
2024-11-28

ENGINE HAVING CENTRIFUGAL COMPRESSOR, ANNULAR COMBUSTION CHAMBER AND A GUIDE CHANNEL ARRANGEMENT HAVING DIFFERENT GUIDE CHANNEL ELEMENTS

#61
20240360839
2024-10-31

CLOSED CYCLE LIFT FORCE TURBINE

#62
20240344524
2024-10-17

ELECTRICALLY DRIVEN SECONDARY AIR PUMP INCLUDING COMPRESSOR HAVING VANED DIFFUSER RING EMBEDDED IN VOLUTE

#63
20240318663
2024-09-26

Head mechanism and fan apparatus

#64
20240309889
2024-09-19

Fan assembly with a removable filter assembly

#65
20240309885
2024-09-19

Pipe diffuser for centrifugal compressor

#66
20240301893
2024-09-12

Fan assembly and air conditioner

#67
20240240648
2024-07-18

Blower

#68
20240229823
2024-07-11

CROSS-FLOW AIR DUCT AND AIR OUTLET DEVICE

#69
20240229815
2024-07-11

COMPRESSOR

#70
20240229814
2024-07-11

COMPRESSOR

#71
20240229805
2024-07-11

COMPACT LOW NOISE EFFICIENT BLOWER FOR CPAP DEVICES

#72
20240229802
2024-07-11

FAN, MORE PARTICULARLY RADIAL OR DIAGONAL FAN

#73
20240195265
2024-06-13

FAN FOR ROTATING ELECTRICAL MACHINE

#74
20240191718
2024-06-13

Electric Motor With Cooling Arrangement

#75
20240191717
2024-06-13

Blower

#76
20240188749
2024-06-13

COOKING UTENSIL

#77
20240159245
2024-05-16

Controlled area progression diffuser

#78
20240151239
2024-05-09

Multistage centrifugal compressor

#79
20240133386
2024-04-25

COMPACT LOW NOISE EFFICIENT BLOWER FOR CPAP DEVICES

#80
20240125325
2024-04-18

PAP SYSTEM BLOWER

#81
20240117817
2024-04-11

IMPELLER MACHINE

#82
20240093697
2024-03-21

Centrifugal Fan With Retrofittable Air Guide Segments

#83
20240084818
2024-03-14

Variable pipe diffuser

#84
20240084810
2024-03-14

FAN

#85
20240077087
2024-03-07

Centrifugal acceleration stabilizer

#86
20240060508
2024-02-22

Blower having first and second towers and a motor housing supporter arrangement

#87
20240060506
2024-02-22

Compressor having a dual-impeller

#88
20240060500
2024-02-22

ROTOR INTEGRATED AXIAL FLUX ELECTRIC MOTOR

#89
20240052850
2024-02-15

CENTRIFUGAL FAN ASSEMBLY FOR A HEAT EXCHANGER SYSTEM IN A VEHICLE

#90
20240044340
2024-02-08

Inflator having combined cutwater and intake/exhaust port

#91
20240043109
2024-02-08

Centrifugal compressor based altitude control device with active valve system

#92
20240011500
2024-01-11

CENTRIFUGAL BLOWER, AIR-BLOWING APPARATUS, AIR-CONDITIONING APPARATUS, AND REFRIGERATION CYCLE APPARATUS

#93
20230417258
2023-12-28

Centrifugal fan

#94
20230400038
2023-12-14

Refrigerant compressor including diffuser with grooves

#95
20230400036
2023-12-14

Centrifugal blower, air-blowing apparatus, air-conditioning apparatus, and refrigeration cycle apparatus

#96
20230392607
2023-12-07

CENTRIFUGAL BLOWER, AIR-BLOWING APPARATUS, AIR-CONDITIONING APPARATUS, AND REFRIGERATION CYCLE APPARATUS

#97
20230392606
2023-12-07

CENTRIFUGAL BLOWER INCLUDING SHROUDED MIXED FLOW IMPELLER FOR ENHANCED COOLING

#98
20230383687
2023-11-30

MANIFOLD, A TURBOMACHINE INCLUDING SUCH A MANIFOLD, A TURBOCHARGER INCLUDING SUCH A TURBOMACHINE, AND AN INTERNAL COMBUSTION ENGINE INCLUDING SUCH A MANIFOLD

#99
20230375194
2023-11-23

Air-conditioning apparatus

#100
20230375004
2023-11-23

Centrifugal compressor and turbocharger

#101
20230358253
2023-11-09

Centrifugal acceleration stabilizer

#102
20230358244
2023-11-09

BLOWER

#103
20230330369
2023-10-19

FAN UNIT WITH IMPROVED SURGE CHARACTERISTICS

#104
20230313815
2023-10-05

Stabilizer channel of a compressor

#105
20230313814
2023-10-05

Diffuser pipe alignment tool

#106
20230296108
2023-09-21

Rotary machine with compressor impeller

#107
20230296107
2023-09-21

Centrifugal compressor

#108
20230296102
2023-09-21

AXIAL BLOWER

#109
20230279873
2023-09-07

ELECTRIC TURBOCHARGER WITH COOLING FLOW PATH

#110
20230272805
2023-08-31

Compressor housing and centrifugal compressor

#111
20230265859
2023-08-24

Centrifugal-to-axial mixed flow blower and heat dissipation system using same

#112
20230265853
2023-08-24

Blower

#113
20230258197
2023-08-17

IMPELLER OF CENTRIFUGAL COMPRESSOR AND CENTRIFUGAL COMPRESSOR

#114
20230250825
2023-08-10

Compressor

#115
20230243362
2023-08-03

Blower

#116
20230220852
2023-07-13

Fan and cleaning device

#117
20230213039
2023-07-06

Blower

#118
20230193927
2023-06-22

Diffuser pipe alignment tool

#119
20230193819
2023-06-22

Diffuser pipe with exit flare

#120
20230175526
2023-06-08

Centrifugal compressor and method of operating the centrifugal compressor to produce a uniform inlet flow of process gas

#121
20230175525
2023-06-08

Scroll casing and centrifugal compressor

#122
20230175524
2023-06-08

COMPRESSOR HOUSING AND CENTRIFUGAL COMPRESSOR

#123
20230175519
2023-06-08

Housing element for a pump and pump/housing element combination

#124
20230167832
2023-06-01

EXHAUST GAS TURBOCHARGER WITH A SILENCER

#125
20230167828
2023-06-01

Centrifugal fan

#126
20230160396
2023-05-25

Centrifugal compressor and turbocharger

#127
20230151823
2023-05-18

Guiding mechanism, centrifugal fan thereof, and range hood thereof

#128
20230139727
2023-05-04

Compressor interstage throttle, and method of operating therof

#129
20230135727
2023-05-04

Impeller, multi-blade air-sending device, and air-conditioning apparatus

#130
20230135302
2023-05-04

COMPRESSOR

#131
20230120338
2023-04-20

Impeller

#132
20230111022
2023-04-13

Diffuser and deswirl system with integral tangential onboard injector for engine

#133
20230106824
2023-04-06

Air compressor for vehicle

#134
20230093736
2023-03-23

Centrifugal fan

#135
20230093314
2023-03-23

PASSIVE FLOW REVERSAL REDUCTION IN COMPRESSOR ASSEMBLY

#136
20230081328
2023-03-16

Blower having first and second towers and a handle arrangement

#137
20230077917
2023-03-16

Air conditioner

#138
20230071183
2023-03-09

Blower having a movable air flow converter

#139
20230057749
2023-02-23

Compressor including aerodynamic swirl between inlet guide vanes and impeller blades

#140
20230049412
2023-02-16

Scroll casing and centrifugal compressor

#141
20230003232
2023-01-05

Blower comprising a fan installed in an inner space of a lower body having a first and second upper body positioned above and a space formed between the bodies wherein the bodies have a first and second openings formed through respective boundary surfaces which are opened and closed by a door assembly

#142
20230003231
2023-01-05

Compressor and turbocharger including compressor

#143
20230003222
2023-01-05

Variable geometry turbocharger

#144
20220412372
2022-12-29

CENTRIFUGAL BLOWER, AIR-BLOWING APPARATUS, AIR-CONDITIONING APPARATUS, AND REFRIGERATION CYCLE APPARATUS

#145
20220397054
2022-12-15

Turbo compressor assembly

#146
20220389931
2022-12-08

CENTRIFUGAL COMPRESSOR

#147
20220372993
2022-11-24

Motor and vacuum cleaner

#148
20220372992
2022-11-24

ROTATING MACHINERY

#149
20220372991
2022-11-24

Air duct component for cross-flow impeller and air conditioning apparatus having same

#150
20220349418
2022-11-03

Pump impeller and pump herewith

#151
20220333615
2022-10-20

Vertical multi-stage pump

#152
20220325722
2022-10-13

Compressor comprising a flow guide disposed within an air inlet

#153
20220307507
2022-09-29

Direct current induced draft fan

#154
20220305224
2022-09-29

FAN UNIT FOR A VENTILATOR

#155
20220290692
2022-09-15

Centrifugal compressor with liquid injection

#156
20220290689
2022-09-15

Diffuser, air supply device, and vacuum cleaning equipment

#157
20220290687
2022-09-15

Portable blowing device

#158
20220290677
2022-09-15

Compact low noise efficient blower for CPAP devices

#159
20220275810
2022-09-01

Blower unit for vehicle, and air conditioning device comprising same

#160
20220260089
2022-08-18

Nozzle assembly for exhaust fan unit of HVAC system

#161
20220260088
2022-08-18

Gas expander

#162
20220260087
2022-08-18

Guard for an intake channel or blow channel of a power tool and power tool with such a guard

#163
20220252082
2022-08-11

Centrifugal blower

#164
20220235782
2022-07-28

AIRFLOW DEVICE

#165
20220228602
2022-07-21

Scroll structure of centrifugal compressor and centrifugal compressor

#166
20220220974
2022-07-14

Blower

#167
20220213903
2022-07-07

Blower

#168
20220213902
2022-07-07

Fan flow guide structure

#169
20220205458
2022-06-30

Centrifugal compressor and turbocharger

#170
20220205457
2022-06-30

Blower

#171
20220205456
2022-06-30

Housing for a fluid machine, in particular for a radial fan

#172
20220196033
2022-06-23

Housing of centrifugal fan, centrifugal fan and clothes dryer

#173
20220196031
2022-06-23

CENTRIFUGAL COMPRESSOR AND TURBOCHARGER

#174
20220195918
2022-06-23

Compressor diffuser and diffuser pipes therefor

#175
20220186827
2022-06-16

Transmission having a fan assembly

#176
20220186745
2022-06-16

DEFLECTOR ASSEMBLY FOR OUTDOOR POWER EQUIPMENT

#177
20220186744
2022-06-16

DIFFUSER SYSTEM AND CENTRIFUGAL COMPRESSOR COMPRISING THE SAME

#178
20220163039
2022-05-26

Low Noise High Efficiency Centrifugal Blower

#179
20220145903
2022-05-12

Centrifugal compressor and turbocharger

#180
20220145902
2022-05-12

Guide device for directing gas through a gas pressurizing device

#181
20220136466
2022-05-05

COMPRESSOR HOUSING OF A RADIAL COMPRESSOR, AND METHOD FOR FEEDING CHARGE AIR INTO AN INTERNAL COMBUSTION ENGINE

#182
20220128066
2022-04-28

Air circulation device

#183
20220128065
2022-04-28

Blowing device and combustion device including same

#184
20220120283
2022-04-21

Blower unit, and blower unit attachment structure

#185
20220117433
2022-04-21

COOKING UTENSIL

#186
20220106968
2022-04-07

Centrifugal blower, air-blowing apparatus, air-conditioning apparatus, and refrigeration cycle apparatus

#187
20220104666
2022-04-07

Wind flow generating device adapted to hand dryer

#188
20220099106
2022-03-31

Centrifugal fan and air conditioning apparatus

#189
20220099105
2022-03-31

DYNAMIC FLUID MACHINE WITH EXPONENTIAL INLET

#190
20220090608
2022-03-24

BLOWER HOUSING PRESSURIZATION STRUCTURE

#191
20220049716
2022-02-17

Vaneless supersonic diffuser for compressor

#192
20220037957
2022-02-03

Adaptor with improved airflow

#193
20220034328
2022-02-03

RADIAL VENTILATOR

#194
20220018360
2022-01-20

Centrifugal compressor and turbocharger

#195
20220003238
2022-01-06

Centrifugal compressor and air conditioning equipment

#196
20210388850
2021-12-16

Centrifugal blower having an integrated cooling function

#197
20210388849
2021-12-16

Centrifugal fan and terminal

#198
20210381525
2021-12-09

Compressor diffuser with plasma actuators

#199
20210372437
2021-12-02

Blower

#200
20210372436
2021-12-02

Blower

#201
20210372431
2021-12-02

Construction machine

#202
20210372414
2021-12-02

Air conditioner

#203
20210372413
2021-12-02

Blower

#204
20210372410
2021-12-02

Diffuser vane geometry for a centrifugal compressor and turbocharger

#205
20210364010
2021-11-25

Air blower

#206
20210364001
2021-11-25

Centrifugal compressor and refrigerating device

#207
20210355961
2021-11-18

Compressor device of a supercharging device for an internal combustion engine

#208
20210355960
2021-11-18

Portable blowing device

#209
20210355959
2021-11-18

Portable blowing device

#210
20210355947
2021-11-18

Blower

#211
20210355946
2021-11-18

Radial ventilator

#212
20210340995
2021-11-04

Air guide arrangement for a ventilation system

#213
20210324872
2021-10-21

Centrifugal blower

#214
20210324864
2021-10-21

Bladeless fan and air outlet cylinder thereof

#215
20210293253
2021-09-23

Compressor with cooled air passage and liquid coolant passage in axial heat exchanger arrangement

#216
20210293245
2021-09-23

Exhaust fan

#217
20210285463
2021-09-16

Compressor sensor mount

#218
20210285454
2021-09-16

Blower

#219
20210277913
2021-09-09

Blower comprising a fan installed in an inner space of a lower body having a first and second upper body positioned above and a space formed between the bodies wherein the bodies have a first and second openings formed through respective boundary surfaces which are opened and closed by a door assembly

#220
20210270292
2021-09-02

NOZZLE FOR A FAN ASSEMBLY

#221
20210270289
2021-09-02

Centrifugal compressor including diffuser pressure equalization feature

#222
20210270286
2021-09-02

Arrangement of centrifugal impeller of a fan for reducing noise

#223
20210262485
2021-08-26

Centrifugal blower

#224
20210246908
2021-08-12

Compressor housing, compressor including the compressor housing, and turbocharger including the compressor

#225
20210239127
2021-08-05

Centrifugal blower

#226
20210222703
2021-07-22

Centrifugal compressor

#227
20210215169
2021-07-15

Compressor housing for turbocharger and method for manufacturing the same

#228
20210215166
2021-07-15

Air flow control in data storage systems

#229
20210207847
2021-07-08

Flow generating device

#230
20210207617
2021-07-08

Compressor

#231
20210199126
2021-07-01

Radial turbomachine

#232
20210196912
2021-07-01

Fan unit with improved surge characteristics

#233
20210190093
2021-06-24

Silencer, and centrifugal compressor and refrigeration system having the same

#234
20210190083
2021-06-24

Flow generator

#235
20210190077
2021-06-24

Centrifugal rotary machine

#236
20210172455
2021-06-10

DIFFUSER PIPE WITH RADIALLY-OUTWARD EXIT

#237
20210172445
2021-06-10

Cross-flow blower and indoor unit of air-conditioning device equipped with same

#238
20210164492
2021-06-03

Plenum fan

#239
20210164489
2021-06-03

COMPRESSOR HAVING EXTENDED RANGE AND STABILITY

#240
20210164479
2021-06-03

Hermetic blower for high-temperature gas

#241
20210156400
2021-05-27

Noise abatement for air blowers

#242
20210148372
2021-05-20

Blower

#243
20210140445
2021-05-13

Centrifugal blower, air-sending device, air-conditioning device, and refrigeration cycle device

#244
20210131445
2021-05-06

BLADELESS FAN

#245
20210123457
2021-04-29

Hand-guided working apparatus having a radial fan

#246
20210123456
2021-04-29

Centrifugal compressor and turbocharger including the same

#247
20210123453
2021-04-29

Centrifugal compressor

#248
20210115945
2021-04-22

Diffuser

#249
20210115944
2021-04-22

Turbine nozzle airfoil profile

#250
20210108652
2021-04-15

Centrifugal blower

#251
20210102546
2021-04-08

Methods and mechanisms for surge avoidance in multi-stage centrifugal compressors

#252
20210095696
2021-04-01

DIFFUSER PIPE WITH SPLITTER VANE

#253
20210079929
2021-03-18

High performance wedge diffusers for compression systems

#254
20210054853
2021-02-25

Centrifugal compressor

#255
20210054849
2021-02-25

Impeller with chordwise vane thickness variation

#256
20210033106
2021-02-04

DELIVERY DEVICE COMPRISING A SIDE CHANNEL BLOWER OR PERIPHERAL BLOWER

#257
20210033104
2021-02-04

CENTRIFUGAL BLOWER, AIR-BLOWING APPARATUS, AIR-CONDITIONING APPARATUS, AND REFRIGERATION CYCLE APPARATUS

#258
20210033103
2021-02-04

Centrifugal compressor and turbocharger

#259
20210003146
2021-01-07

Load-bearing members for aircraft lift and thrust

#260
20210003145
2021-01-07

Multi-stage centrifugal compressor

#261
20200400157
2020-12-24

Electric blower, electric vacuum cleaner, and hand dryer

#262
20200393129
2020-12-17

Diffuser pipe with axially-directed exit

#263
20200392964
2020-12-17

Motor assembly and method for manufacturing the same

#264
20200392901
2020-12-17

High-speed dual turbo machine enabling cooling thermal equilibrium

#265
20200392900
2020-12-17

High-speed turbo machine enabling cooling thermal equilibrium

#266
20200378688
2020-12-03

Cooling fan and heat dissipating module including the same

#267
20200378303
2020-12-03

DIFFUSER PIPE EXIT FLARE

#268
20200370567
2020-11-26

Diffuser pipe with exit scallops

#269
20200355191
2020-11-12

Flow generating device

#270
20200340494
2020-10-29

Variable geometry of a housing for a blower assembly

#271
20200325911
2020-10-15

Deswirler assembly for a centrifugal compressor

#272
20200316508
2020-10-08

Multi-station debris separation system

#273
20200309423
2020-10-01

Easily dismountable heat pump and method of manufacturing a heat pump

#274
20200309152
2020-10-01

Special Personal Cooling Device Called the Breezy Belt

#275
20200300261
2020-09-24

Blower

#276
20200300252
2020-09-24

Centrifugal compressor

#277
20200291959
2020-09-17

Impeller tip cavity

#278
20200291851
2020-09-17

Turbocharger having adjustable-trim centrifugal compressor including divergent-wall diffuser

#279
20200277970
2020-09-03

Gas compressor with reduced energy loss

#280
20200277966
2020-09-03

Method to reduce entrance losses to increase fan inlet flow and reduce acoustic noise

#281
20200271130
2020-08-27

Compressor

#282
20200259193
2020-08-13

Centrifugal compressor with diffuser

#283
20200240433
2020-07-30

HVAC fan assembly air inlet systems and methods

#284
20200232480
2020-07-23

Centrifugal blower assembly and method for assembling the same

#285
20200224673
2020-07-16

Diffuser, centrifugal compression power system and bladeless fan

#286
20200217329
2020-07-09

Compressor scroll shape and supercharger

#287
20200200187
2020-06-25

Housing for a fluid machine, in particular for a radial fan

#288
20200200184
2020-06-25

CENTRIFUGAL ROTATING MACHINE

#289
20200182250
2020-06-11

Compact low noise efficient blower for CPAP devices

#290
20200182056
2020-06-11

Optimised tunnel ventilation device

#291
20200173461
2020-06-04

Centrifugal compressor and turbocharger including the same

#292
20200173460
2020-06-04

Centrifugal compressor

#293
20200166049
2020-05-28

High performance wedge diffusers for compression systems

#294
20200165924
2020-05-28

Inter-compressor flow divider profiling

#295
20200158133
2020-05-21

Compressor diffuser with plasma actuators

#296
20200158132
2020-05-21

Compressor and turbocharger

#297
20200149550
2020-05-14

Diffuser pipe with splitter vane

#298
20200132086
2020-04-30

Diffuser with non-uniform throat areas

#299
20200132080
2020-04-30

FAN DEVICE

#300
20200132079
2020-04-30

Centrifugal turbo-compressor having a gas flow path including a relaxation chamber