ClassID:

144068

F04D17/16 - page 2 - CPC Classification

Classification description:

Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps; Centrifugal pumps for displacing without appreciable compression

Recent Application in this class:
#301
20180331604
2018-11-15

Fan arbor grounding

#302
20180328384
2018-11-15

AIR CONDITIONER

#303
20180328376
2018-11-15

Turbofan and method of manufacturing turbofan

#304
20180327987
2018-11-15

Debris blower system

#305
20180325199
2018-11-15

Detachable air cooling device for headgear

#306
20180320697
2018-11-08

Blower assembly kit, device kit and associated method

#307
20180298920
2018-10-18

FAN DEVICE

#308
20180298909
2018-10-18

Drinking vessel

#309
20180274545
2018-09-27

Blower unit

#310
20180273167
2018-09-27

Rotorcraft anti-torque and directional control using a centrifugal blower

#311
20180266441
2018-09-20

FAN IMPELLER STRUCTURE

#312
20180266434
2018-09-20

Fan and manufacturing method thereof

#313
20180258948
2018-09-13

Centrifugal blower assemblies having a plurality of airflow guidance fins and method of assembling the same

#314
20180258943
2018-09-13

Temperature Sensor and a Fan with a Temperature Detecting Function

#315
20180255662
2018-09-06

Electronic device with heat-dissipating function and liquid-cooling radiator module thereof

#316
20180252237
2018-09-06

IMPELLER

#317
20180241278
2018-08-23

Electric motor having a stator with a radially outside rotor with the rotor having a fan mounting portion comprising a noncontact region and a contract region configured to contact a mouting surface of a fan

#318
20180235103
2018-08-16

Thin fan

#319
20180231010
2018-08-16

Volute centrifugal fan with permanent-magnet brush-less motor system

#320
20180223874
2018-08-09

MOTOR AND BLOWER

#321
20180223864
2018-08-09

Air blower

#322
20180223858
2018-08-09

BLOWER DEVICE

#323
20180209432
2018-07-26

Clip fan

#324
20180209431
2018-07-26

Active stall prevention in centrifugal fans

#325
20180209429
2018-07-26

MOTOR AND AIR BLOWING APPARATUS INCLUDING THE SAME

#326
20180202457
2018-07-19

BLOWER

#327
20180202456
2018-07-19

Blower

#328
20180202455
2018-07-19

Blower comprising impeller and motor

#329
20180187694
2018-07-05

Centrifugal fan and ventilation fan

#330
20180187687
2018-07-05

Inflator

#331
20180172028
2018-06-21

Direct drive-type turbo blower cooling structure

#332
20180170147
2018-06-21

HVAC system inlet assembly

#333
20180170146
2018-06-21

HVAC SYSTEM

#334
20180169359
2018-06-21

Blowing apparatus

#335
20180156233
2018-06-07

BLOWER AND VACUUM CLEANER

#336
20180156228
2018-06-07

Blower housing labyrinth seal

#337
20180149158
2018-05-31

CENTRIFUGAL BLOWER

#338
20180142707
2018-05-24

Centrifugal fan structure

#339
20180142702
2018-05-24

Inlet nozzle for a radial, diagonal or axial-flow fan, and a radial, diagonal or axial-flow fan comprising an inlet nozzle

#340
20180142693
2018-05-24

BLOWER ASSEMBLY FOR A VEHICLE

#341
20180140792
2018-05-24

Breathable gas supply apparatus

#342
20180135654
2018-05-17

CENTRIFUGAL FAN MODULE

#343
20180135653
2018-05-17

Spiral housing for a radial fan

#344
20180135651
2018-05-17

Centrifugal fan assembly including cooling vanes and a cooling plate

#345
20180128275
2018-05-10

Fan coil unit

#346
20180128108
2018-05-10

Axial fan and control method thereof

#347
20180119709
2018-05-03

Fan unit fixing structure and electronic equipment

#348
20180116195
2018-05-03

Light having a fly killing function

#349
20180112669
2018-04-26

Dual operation centrifugal fan apparatus and methods of using same

#350
20180106257
2018-04-19

PORTABLE DUNNAGE BAG INFLATION SYSTEM

#351
20180094641
2018-04-05

Intel nozzle for a radial fan

#352
20180070575
2018-03-15

Blowing device

#353
20180070472
2018-03-08

Electronic device with cooling fan

#354
20180066677
2018-03-08

FAN

#355
20180066667
2018-03-08

LOW ASPECT RATIO FAN

#356
20180064302
2018-03-08

Vacuum suctioning unit

#357
20180058467
2018-03-01

Blade module and fan using the same

#358
20180051409
2018-02-22

FAN ASSEMBLY FOR A DRYER APPLIANCE

#359
20180050907
2018-02-22

Centrifugal blower system with internal gas mixing and gas phase chemical reactor incorporating same

#360
20180035613
2018-02-08

Airflow system with fan spacer for work vehicles

#361
20180030994
2018-02-01

Ventilator wheel and ventilator

#362
20180023587
2018-01-25

Centrifugal Fan

#363
20180006534
2018-01-04

BLOWER

#364
20180003382
2018-01-04

Furnace subassembly, furnace blower and associated method

#365
20180003188
2018-01-04

Centrifugal fan

#366
20170370596
2017-12-28

Necklace-type fan

#367
20170363096
2017-12-21

Induction motor control

#368
20170342999
2017-11-30

Centrifugal pump and fan assembly

#369
20170342987
2017-11-30

Motor and fluid delivery device comprising same

#370
20170334265
2017-11-23

Holding apparatus for securing a fan for cooling a component of a vehicle

#371
20170325642
2017-11-16

Blower/vacuum apparatus

#372
20170325287
2017-11-09

Armrest and control method for the same

#373
20170321705
2017-11-09

Mixed flow fan

#374
20170321702
2017-11-09

System and method for aeration by air infusion

#375
20170320470
2017-11-09

Mechanism for selectively opening/closing a vehicle wash component inlet opening

#376
20170314573
2017-11-02

Blower apparatus and vacuum cleaner

#377
20170311766
2017-11-02

Blower apparatus and vacuum cleaner

#378
20170311551
2017-11-02

Backpack power tool with a drive motor and a blower driven by the drive motor

#379
20170306985
2017-10-26

Protective grille with improved efficiency and noise characteristics

#380
20170298950
2017-10-19

Impeller and centrifugal fan with same

#381
20170292718
2017-10-12

Fan for smoke and vapor extraction system, in particular for kitchens and extraction system incorporating such a fan

#382
20170284420
2017-10-05

Centrifugal fan design to decrease noise and slim down the fan

#383
20170284404
2017-10-05

Motor cooling device and method

#384
20170271946
2017-09-21

ELECTRIC MOTOR AND FAN ASSEMBLY USING THE SAME

#385
20170254334
2017-09-07

Cooling fan

#386
20170248339
2017-08-31

Air cleaner

#387
20170248147
2017-08-31

Air-conditioning blower motor unit

#388
20170248145
2017-08-31

OUTER-ROTOR MOTOR AND BLOWER HAVING THE SAME

#389
20170248144
2017-08-31

Compact low noise efficient blower for CPAP devices

#390
20170241424
2017-08-24

Apertures spaced around impeller bottom shroud of centrifugal pump

#391
20170239675
2017-08-24

On-demand high volume, low pressure spray system

#392
20170234319
2017-08-17

Centrifugal ceiling fan

#393
20170227019
2017-08-10

Noise suppression apparatus and fan module using the same

#394
20170224940
2017-08-10

Blower

#395
20170222501
2017-08-03

Blower

#396
20170218971
2017-08-03

SIDE-CHANNEL BLOWER / ASPIRATOR WITH AN IMPROVED IMPELLER

#397
20170218966
2017-08-03

Vacuum system

#398
20170191501
2017-07-06

Fan

#399
20170191483
2017-07-06

Automatic inflation device

#400
20170184117
2017-06-29

Centrifugal blower

#401
20170182270
2017-06-29

Breathable gas supply apparatus

#402
20170175765
2017-06-22

Elongated air jet device and method

#403
20170175764
2017-06-22

Centrifugal blower

#404
20170175747
2017-06-22

Fan unit

#405
20170174274
2017-06-22

Power equipment device with removable attachments

#406
20170167383
2017-06-15

Gearbox oil cooling assembly

#407
20170159662
2017-06-08

Centrifugal fan

#408
20170152063
2017-06-01

Internal air pressure imbalance (IAPI) engine

#409
20170130723
2017-05-11

Centrifugal blower

#410
20170126076
2017-05-04

Motor assembly and cleaner having same

#411
20170122329
2017-05-04

Air conditioner

#412
20170112019
2017-04-20

Cross-flow fan, electronic device, and impeller

#413
20170107994
2017-04-20

Drive device and blower device

#414
20170101994
2017-04-13

Compact centrifugal air blowers for air cushion supported cargo loading platform

#415
20170101993
2017-04-13

Turbofan for air conditioning apparatus

#416
20170097015
2017-04-06

Centrifugal fan

#417
20170097013
2017-04-06

Blower Apparatus for an Aerodynamic Fairing Assembly

#418
20170089356
2017-03-30

Centrifugal fan

#419
20170089347
2017-03-30

Vortex generator

#420
20170087500
2017-03-30

Localized ventilation systems and methods

#421
20170087327
2017-03-30

Breathable gas apparatus with humidifier

#422
20170074286
2017-03-16

Blower, electric machine and associated method

#423
20170074273
2017-03-16

Blower comprising a pressure measuring connector

#424
20170067485
2017-03-09

Centrifugal blower and method of assembling the same

#425
20170058903
2017-03-02

Blower device

#426
20170051750
2017-02-23

Edge-free blower cooling interface

#427
20170045134
2017-02-16

Continuously variable transmission cooling fan

#428
20170038084
2017-02-09

Hybrid fan assembly and active heating pumping system

#429
20170038080
2017-02-09

Fan for ovens for cooking foods

#430
20170031394
2017-02-02

A HEAT-DISSIPATING DEVICE INCLUDING A VAPOR CHAMBER AND A RADIAL FIN ASSEMBLY

#431
20170029073
2017-02-02

High efficiency compressor and distribution system

#432
20170028157
2017-02-02

Filter structure

#433
20170023024
2017-01-26

Cooling fan with moving baffle

#434
20170023019
2017-01-26

Fan

#435
20170023011
2017-01-26

Turbomachine assembly

#436
20170010018
2017-01-12

Ceiling mounted ventilation fan with illumination

#437
20170003695
2017-01-05

Method and apparatus for the energy-efficient operation of secondary dust removal systems

#438
20170002836
2017-01-05

Fan having a blade assembly with different chord lengths

#439
20170002833
2017-01-05

Modular fan blade

#440
20170002830
2017-01-05

Blower for breathing apparatus

#441
20160377093
2016-12-29

Air blower

#442
20160363126
2016-12-15

Centrifugal blower

#443
20160363125
2016-12-15

Outer rotor type fan structure

#444
20160360650
2016-12-08

Air-moving assemblies with flywheels

#445
20160348697
2016-12-01

Reduced noise appliance

#446
20160348693
2016-12-01

Centrifugal blower unit

#447
20160348686
2016-12-01

Screw pump and impeller fan assemblies and method of operating

#448
20160345469
2016-11-24

Fluid cooled server and radiator

#449
20160341219
2016-11-24

Single-phase Motor, Airflow Generating Device, And Electric Apparatus

#450
20160333887
2016-11-17

Air conditioner for vehicle

#451
20160319844
2016-11-03

Noise suppression system

#452
20160312801
2016-10-27

Blower device and respirator including blower device

#453
20160312796
2016-10-27

Reverse fin cooling fan

#454
20160309616
2016-10-20

COOLING MODULE WITH MULTIPLE PARALLEL BLOWERS

#455
20160298654
2016-10-13

Fan damping device for adjusting magnetic resistance

#456
20160296088
2016-10-13

Vacuum device for collecting light and heavy material

#457
20160290358
2016-10-06

CENTRIFUGAL FAN

#458
20160290352
2016-10-06

IMPELLER AND BLOWER

#459
20160281744
2016-09-29

Blower provided with structure suppressing damage to shaft seal

#460
20160281721
2016-09-29

Bearing cooling flow and energy recovery systems

#461
20160281597
2016-09-29

Engine-driven generator

#462
20160265543
2016-09-15

Centrifugal blowing fan

#463
20160248283
2016-08-25

Claw pole stator motor and blower

#464
20160245302
2016-08-25

Blower housing, especially for a combustion air blower of a vehicle heater

#465
20160242316
2016-08-18

Fan device and electronic device

#466
20160238027
2016-08-18

Scroll for air conditioner and air conditioner having the same

#467
20160238011
2016-08-18

Axial flux electrical motor and fan assembly and methods of assembling the same

#468
20160226366
2016-08-04

Motor-generator shaft with centrifugal fan blades

#469
20160219760
2016-07-28

Fan tray perforation pattern

#470
20160208817
2016-07-21

Blower assembly for a vehicle

#471
20160208816
2016-07-21

Blower assembly for a vehicle

#472
20160208815
2016-07-21

BLOWER ASSEMBLY FOR A VEHICLE

#473
20160201691
2016-07-14

Suction device with sound mirror device

#474
20160195106
2016-07-07

CENTRIFUGAL FAN, AND FAN EQUIPPED WITH SOUND-MUFFLING BOX AND USING CENTRIFUGAL FAN

#475
20160195101
2016-07-07

Centrifugal fan having combined sealing and vibration isolation

#476
20160192505
2016-06-30

Thin fan, electronic system and manufacturing method of thin fan

#477
20160186778
2016-06-30

Fan having an impeller including a resin portion and a metal plate

#478
20160186775
2016-06-30

CENTRIFUGAL BLOWER

#479
20160186771
2016-06-30

Rotor hub assembly, electric fan

#480
20160177973
2016-06-23

Fan including at least one cover element

#481
20160177972
2016-06-23

Extraction hood

#482
20160177970
2016-06-23

Blower

#483
20160177966
2016-06-23

Centrifugal fan assembly

#484
20160177810
2016-06-23

Heat exchanger system for a vehicle

#485
20160161134
2016-06-09

Ventilator

#486
20160161133
2016-06-09

Ventilation module with swirler fan

#487
20160153460
2016-06-02

Blower

#488
20160138611
2016-05-19

Blower

#489
20160138598
2016-05-19

Fan-motor assembly and refrigerator having the same

#490
20160120131
2016-05-05

Battery-powered debris blower

#491
20160115962
2016-04-28

Shaftless fan structure having axial air slit

#492
20160108924
2016-04-21

BATTERY-POWERED, LOW-NOISE BACKPACK BLOWER

#493
20160107282
2016-04-21

Fan screw nut for removing scraps

#494
20160084262
2016-03-24

Centrifugal blower

#495
20160072359
2016-03-10

Electrical machine and controller and methods of assembling the same

#496
20160072356
2016-03-10

Electric motor

#497
20160053773
2016-02-25

Centrifugal fan

#498
20160047386
2016-02-18

Single suction centrifugal blower

#499
20160040683
2016-02-11

Fan

#500
20160032929
2016-02-04

Blower fan

#501
20160025107
2016-01-28

Centrifugal fan with reduced motor cooling noise

#502
20160025103
2016-01-28

Centrifugal fan

#503
20160017892
2016-01-21

Air blower

#504
20160010653
2016-01-14

Shaftless fan structure

#505
20160003261
2016-01-07

Heat module

#506
20150375347
2015-12-31

Manufacturing apparatus and manufacturing method for manufacturing less unbalanced blower blade

#507
20150369255
2015-12-24

Apparatus for generating a vortex for a vacuum cleaner

#508
20150337860
2015-11-26

Composite cooling fan

#509
20150335921
2015-11-26

Compact scroll fan assembly

#510
20150326092
2015-11-12

Motor and blower

#511
20150316068
2015-11-05

Air pump with internal automatic controller

#512
20150308454
2015-10-29

PUSH-BUTTON AIR PUMP

#513
20150308451
2015-10-29

FAN BLADE EDGE

#514
20150308288
2015-10-29

Impeller retention apparatus

#515
20150301567
2015-10-22

Thin cooling fan

#516
20150300368
2015-10-22

Fan

#517
20150300367
2015-10-22

CENTRIFUGAL FAN

#518
20150292521
2015-10-15

Blower and method for decreasing eddy noise

#519
20150275906
2015-10-01

Thin fan, electronic system and manufacturing method of thin fan

#520
20150275900
2015-10-01

Noise absorption device for air blower

#521
20150267741
2015-09-24

Hydrodynamic bearing structure for cooling fan and method for assembling the same

#522
20150233389
2015-08-20

Impeller having balance compensation

#523
20150204338
2015-07-23

Fan apparatus and cooled electrical assembly

#524
20150204337
2015-07-23

Ventilation device provided with a volute-shaped casing

#525
20150198178
2015-07-16

Centrifugal air blower

#526
20150198176
2015-07-16

Fan

#527
20150198166
2015-07-16

Fan

#528
20150194683
2015-07-09

Fuel cell system including a fuel cell assembly and centrifugal blower system

#529
20150192197
2015-07-09

Gear unit having a shaft

#530
20150192146
2015-07-09

Centrifugal ceiling fan

#531
20150192138
2015-07-09

Centrifugal blower system and fuel cell incorporating same

#532
20150192135
2015-07-09

Multi-blade centrifugal fan and air conditioner employing the same

#533
20150192134
2015-07-09

Cetrifugal blower system and fuel cell incorporating same

#534
20150176592
2015-06-25

Heat-insulating bearing structure

#535
20150159667
2015-06-11

Fan structure with wear resistant film coated shaft liner

#536
20150152872
2015-06-04

Gas blower

#537
20150147103
2015-05-28

Blowing device, holder for blowing device, sheet discharge device, and image forming apparatus

#538
20150132162
2015-05-14

Slim-type fan structure

#539
20150118081
2015-04-30

Integrated fan blade and fan having the same

#540
20150117034
2015-04-30

Illuminating ventilator

#541
20150116928
2015-04-30

Centrifugal fan with integrated thermal transfer unit

#542
20150110649
2015-04-23

Cooling apparatus

#543
20150110648
2015-04-23

Thin fan

#544
20150110615
2015-04-23

Centrifugal fan

#545
20150086371
2015-03-26

Impeller for a ventilation unit and ventilation unit comprising said impeller

#546
20150086353
2015-03-26

Ventilating fan

#547
20150086349
2015-03-26

Powered ventilators

#548
20150078921
2015-03-19

Air treatment chemical dispenser having angled dispersion of chemicals

#549
20150044076
2015-02-12

Fan

#550
20150034196
2015-02-05

Portable dunnage bag inflator

#551
20150016061
2015-01-15

Centrifugal fan module and electronic device using the centrifugal fan module

#552
20150013945
2015-01-15

Centrifugal blower and air conditioner using the same

#553
20140369870
2014-12-18

Electric air blower

#554
20140348658
2014-11-27

Medallion fan

#555
20140325789
2014-11-06

Compressor flow path

#556
20140308118
2014-10-16

Centrifugal fan and impeller thereof

#557
20140301828
2014-10-09

Fan performance by increasing effective blade height in a tolerance neutral manner

#558
20140286752
2014-09-25

Impeller and fan using the same

#559
20140271133
2014-09-18

Centrifugal blower assembly and method for assembling the same

#560
20140271132
2014-09-18

Noise suppression system

#561
20140227091
2014-08-14

Compact low noise efficient blower for CPAP devices

#562
20140219834
2014-08-07

Blower fan

#563
20140205476
2014-07-24

Electric fan

#564
20140205450
2014-07-24

Fan and motor assembly and method of assembling

#565
20140186197
2014-07-03

Fan assembly having multiple centrifugal fans in mechanical connection with a planetary gear system

#566
20140178194
2014-06-26

Blower fan

#567
20140178186
2014-06-26

Blower fan

#568
20140133082
2014-05-15

Turbofan and graphics card with the turbofan

#569
20140131018
2014-05-15

Indoor device for an air conditioner

#570
20140127009
2014-05-08

Centrifugal fan, housing component cast, and method of manufacturing housing component

#571
20140112805
2014-04-24

Blower

#572
20140099207
2014-04-10

Fan blade system with multiple spaced layers of blades and centrifugal fan using same

#573
20140099200
2014-04-10

FAN STRUCTURE

#574
20140099195
2014-04-10

Fan tray perforation pattern

#575
20140079544
2014-03-20

Fan structure and casing structure

#576
20140079541
2014-03-20

Electronic device

#577
20140072423
2014-03-13

Centrifugal fan having a flow control member

#578
20140065945
2014-03-06

Ventilation system and method

#579
20140056703
2014-02-27

Cooling device for use with engines

#580
20140053793
2014-02-27

Rotating screen for centrifugal fan

#581
20140049906
2014-02-20

Compact fan assembly with thrust bearing

#582
20140044530
2014-02-13

Portable electronic device with tiltedly installed centrifugal fan

#583
20140030082
2014-01-30

Air delivery device

#584
20130323040
2013-12-05

Centrifugal blowing fan

#585
20130315731
2013-11-28

Ceiling mounted ventilation fan with illumination

#586
20130309077
2013-11-21

Heat-dissipation fan

#587
20130306072
2013-11-21

Blower and PAP system

#588
20130280029
2013-10-24

Axial fan and control method thereof

#589
20130272862
2013-10-17

METHOD FOR MANUFACTURING FAN BLADE AND FAN USING SUCH FAN BLADES

#590
20130242502
2013-09-19

Active cooling fan

#591
20130230421
2013-09-05

CENTRIFUGAL FAN

#592
20130189130
2013-07-25

FAN MOTOR STRUCTURE

#593
20130177402
2013-07-11

Heat dissipating fan

#594
20130169082
2013-07-04

FAN MOTOR ASSEMBLY

#595
20130164158
2013-06-27

CENTRIFUGAL FAN

#596
20130121818
2013-05-16

Air Blowing Unit For Vehicle

#597
20130105124
2013-05-02

Heat dissipation fan

#598
20130101408
2013-04-25

Fan, molding die, and fluid feeder

#599
20130098578
2013-04-25

Cooling fan duct assembly

#600
20130084197
2013-04-04

Fan unit with heat transferring connection