ClassID:

144131

F04D25/166 - page 2 - CPC Classification

Classification description:

Pumping installations or systems; Combinations of two or more pumps Producing two or more separate gas flows using fans

Recent Application in this class:
#301
20160146223
2016-05-26

Cooling rack fan module and method of cooling

#302
20160108928
2016-04-21

Centrifugal fan and air conditioner having the same

#303
20160088764
2016-03-24

Air-moving assemblies with flywheels

#304
20160084513
2016-03-24

Integrated basement ventilation apparatus

#305
20160084257
2016-03-24

Air-moving assemblies with flywheels

#306
20160076547
2016-03-17

Solar fan

#307
20160001791
2016-01-07

AIR COMPRESSION DEVICE

#308
20150377480
2015-12-31

Fan and light combination

#309
20150377243
2015-12-31

Method and apparatus for controlling subrack fans

#310
20150361989
2015-12-17

Fan for air conditioner

#311
20150300372
2015-10-22

Diffusor, ventilator having such a diffusor, and device having such ventilators

#312
20150300238
2015-10-22

Cooling fan device for vehicle

#313
20150264833
2015-09-17

Method, system and apparatus for cooling a mobile device

#314
20150252808
2015-09-10

In-line dual pump and motor with control device

#315
20150240835
2015-08-27

Thin fan with axial airgap

#316
20150204338
2015-07-23

Fan apparatus and cooled electrical assembly

#317
20150194683
2015-07-09

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

#318
20150192139
2015-07-09

Information processing apparatus and air volume calculation method

#319
20150192138
2015-07-09

Centrifugal blower system and fuel cell incorporating same

#320
20150192134
2015-07-09

Cetrifugal blower system and fuel cell incorporating same

#321
20150125292
2015-05-07

Speaker fan system and method

#322
20150124405
2015-05-07

Electronic component cooling system and method

#323
20150078935
2015-03-19

Air compressor with improved cooling performance

#324
20140369835
2014-12-18

Electric fan with impediment buffering

#325
20140369808
2014-12-18

MODULAR CROSS-FLOW-FAN DEVICE

#326
20140322621
2014-10-30

Fuel cell system blower configuration

#327
20140286665
2014-09-25

Image forming apparatus having fixing device and blower for the fixing device

#328
20140271236
2014-09-18

Fan driving circuit

#329
20140255146
2014-09-11

Field configurable fan operational profiles

#330
20140246180
2014-09-04

Outdoor cooling unit in vehicle air-conditioning apparatus

#331
20140219782
2014-08-07

MODULAR FAN HOUSING WITH MULTIPLE MODULAR UNITS HAVING SOUND ATTENUATION FOR A FAN ARRAY FOR AN AIR-HANDLING SYSTEM

#332
20140186197
2014-07-03

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

#333
20140178222
2014-06-26

Fan holder

#334
20140119911
2014-05-01

Fan device

#335
20140099207
2014-04-10

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

#336
20140098487
2014-04-10

Cooling fan suspension vibration filter

#337
20140098481
2014-04-10

Cooling fan suspension vibration filter

#338
20140086730
2014-03-27

Fan and pressure-increasing blade assembly thereof

#339
20140056688
2014-02-27

Inline axial flow fan

#340
20140041663
2014-02-13

Multiple stage blowers and volutes therefor

#341
20140037997
2014-02-06

Low magnetic interference battery

#342
20140036441
2014-02-06

Dynamic compensation of airflow in electronics enclosures with failed fans

#343
20130343871
2013-12-26

Series fan assembly structure

#344
20130320187
2013-12-05

Mounting apparatus for fans

#345
20130315727
2013-11-28

STACKABLE FAN

#346
20130149115
2013-06-13

Recirculation fan and wind-guiding device thereof

#347
20130149104
2013-06-13

Recirculation fan and fan assembly thereof

#348
20130101451
2013-04-25

Double inlet centrifugal blower with a solid center plate

#349
20130101411
2013-04-25

Fan module

#350
20130101389
2013-04-25

Heat-dissipating system and control method thereof

#351
20130101388
2013-04-25

Compression device and method for cooling a compression medium

#352
20130098578
2013-04-25

Cooling fan duct assembly

#353
20130084187
2013-04-04

Blade structure for centrifugal fan

#354
20130058806
2013-03-07

DC Electric Fan

#355
20130052935
2013-02-28

Livestock building design

#356
20130049662
2013-02-28

FAN CONTROL SYSTEM AND METHOD

#357
20130045114
2013-02-21

FAN CONTROL UNIT AND METHOD

#358
20130033213
2013-02-07

FAN CONTROLLING CIRCUIT FOR SERVER COMPUTER

#359
20130028766
2013-01-31

Fan assembly

#360
20130014842
2013-01-17

SYMMETRICAL SERIES FAN STRUCTURE

#361
20130011247
2013-01-10

CENTRIFUGAL FAN WITH A MULTISTAGE IMPELLER

#362
20120328969
2012-12-27

Fuel cell system with centrifugal blower system for providing a flow of gaseous medium thereto

#363
20120328449
2012-12-27

FAN FASTENING DEVICE

#364
20120327599
2012-12-27

Cooling module with parallel blowers

#365
20120315838
2012-12-13

Fan array fan section in air-handling systems

#366
20120314368
2012-12-13

Fan system with switching module connecting PWM device and fan

#367
20120311299
2012-12-06

Massively parallel supercomputer

#368
20120301336
2012-11-29

ENHANCED AXIAL AIR MOVER SYSTEM WITH ENCLOSURE PROFILE

#369
20120298055
2012-11-29

Apparatus and method for pumping air for exhaust oxidation in an internal combustion engine

#370
20120288375
2012-11-15

Fan control system

#371
20120275934
2012-11-01

Fan array fan section in air-handling systems

#372
20120275902
2012-11-01

Modular fan housing with multiple modular units having sound attenuation for a fan array for an air-handling system

#373
20120266887
2012-10-25

Double-ended blower and volutes therefor

#374
20120244015
2012-09-27

Systems and methods for implementing a fan array with quick connect and modular control

#375
20120241529
2012-09-27

Side channel blower for a vehicle heater

#376
20120237363
2012-09-20

Method And System For Cleaning A Fan Inlet

#377
20120222843
2012-09-06

Air Conditioner Condenser Booster

#378
20120219413
2012-08-30

Configurable fan unit

#379
20120216993
2012-08-30

HEAT DISSIPATION DEVICE

#380
20120207593
2012-08-16

Blower unit

#381
20120156063
2012-06-21

Fan module

#382
20120156024
2012-06-21

Fan module

#383
20120145257
2012-06-14

Backflow prevention device and fan assembly

#384
20120136502
2012-05-31

FAN SPEED CONTROL SYSTEM AND FAN SPEED READING METHOD THEREOF

#385
20120133317
2012-05-31

Speed adjustment circuit for a plurality of fans

#386
20120128483
2012-05-24

MOUNTING APPARATUS FOR FANS

#387
20120107092
2012-05-03

Axial flow fan

#388
20120103590
2012-05-03

Fan control system and air conditioner that includes the same

#389
20120087789
2012-04-12

Fan module

#390
20120063887
2012-03-15

DOUBLE FAN FOR A HEAT EXCHANGER, IN PARTICULAR A COOLANT RADIATOR OF A MOTOR VEHICLE

#391
20120057973
2012-03-08

Assembly Structure for a Fan Case

#392
20120057962
2012-03-08

Modular fan units with sound attenuation layers for an air handling system

#393
20120051890
2012-03-01

AIR BLOWING DEVICE

#394
20120045325
2012-02-23

Fan Housing Module

#395
20120044644
2012-02-23

Fan system and electronic device

#396
20120036645
2012-02-16

Inflatable bed having air chambers inflatable individually by an electric air pump unit

#397
20120026689
2012-02-02

Image forming apparatus and method for driving and controlling fans in the apparatus

#398
20110308777
2011-12-22

Cooling Module with Multiple Parallel Blowers

#399
20110303472
2011-12-15

Variable pitch radiator fan control system

#400
20110284108
2011-11-24

Inflating module for use with an inflatable object

#401
20110259550
2011-10-27

WIND-PRESSURE SHUTTER AND COOLING FAN SYSTEM

#402
20110223042
2011-09-15

Fan assembly

#403
20110212679
2011-09-01

Fan array fan section in air-handling systems

#404
20110211948
2011-09-01

Fan bracket and fan fixing apparatus using the same

#405
20110167845
2011-07-14

Cooler and display device having the same

#406
20110155503
2011-06-30

Systems and methods for providing airflow

#407
20110150651
2011-06-23

CENTRIFUGAL FAN

#408
20110132582
2011-06-09

FAN MODULE AND HEAT DISSIPATION DEVICE INCORPORATING THE SAME

#409
20110127017
2011-06-02

HEAT DISSIPATION DEVICE AND FAN MODULE THEREOF

#410
20110091313
2011-04-21

Fan assembly with vibration absorbing member

#411
20110081242
2011-04-07

ENHANCED AXIAL AIR MOVER SYSTEM WITH ENCLOSURE PROFILE

#412
20110074317
2011-03-31

Method and Arrangement for Fan Control

#413
20110072219
2011-03-24

Simplifying and speeding the management of intra-node cache coherence

#414
20110070098
2011-03-24

FAN CONTROL SYSTEM

#415
20110067836
2011-03-24

Cooling fan module

#416
20110064561
2011-03-17

Fan module for dissipating heat

#417
20110057589
2011-03-10

COMPUTER FAN CONTROL SYSTEM

#418
20110014515
2011-01-20

Low magnetic interference battery

#419
20110014061
2011-01-20

Fan array control system

#420
20100321873
2010-12-23

Systems and methods for providing airflow

#421
20100251753
2010-10-07

REFRIGERATING CONTAINER FOR LAND, ROAD AND RAIL VEHICLES

#422
20100244758
2010-09-30

Fan device with improved speed control module and plural fan system constructed thereby

#423
20100242527
2010-09-30

REFRIGERATED CONTAINER FOR SHIPS

#424
20100226792
2010-09-09

Fan control system and air conditioner that includes the same

#425
20100183425
2010-07-22

Blower

#426
20100172095
2010-07-08

Crossflow blower apparatus and system

#427
20100162489
2010-07-01

Inflatable bed having air chambers inflatable individually by an electric air pump unit

#428
20100158719
2010-06-24

Electric ventilator with unit for controlling speed located in a container surrounding the motor

#429
20100150736
2010-06-17

Fan system having improved availability and method for its operation

#430
20100114379
2010-05-06

Multiple fan speed control system for preventing overload at start-up

#431
20100092303
2010-04-15

ENHANCED AXIAL AIR MOVER SYSTEM WITH ENCLOSURE PROFILE

#432
20100044468
2010-02-25

DEVICE FOR DISTRIBUTING VOLATILE FLUIDS IN AIR

#433
20100028164
2010-02-04

FAN FILTER UNIT

#434
20100006361
2010-01-14

Agricultural machine having dedicated multi-section fan unit

#435
20100003126
2010-01-07

Wind guiding cover

#436
20090313439
2009-12-17

Managing coherence via put/get windows

#437
20090285669
2009-11-19

Fan array fan section in air-handling systems

#438
20090259713
2009-10-15

Massively parallel supercomputer

#439
20090257872
2009-10-15

Reduced-impedance cooling system with variable pitch blade and hot-swappable spare

#440
20090257192
2009-10-15

Mounting apparatus for fan

#441
20090253365
2009-10-08

Blower wheel assembly having a dynamic seal member for providing an air seal on rotation of a blower wheel

#442
20090215380
2009-08-27

Fan module for failure backup

#443
20090211286
2009-08-27

Dual condenser fans with center partition

#444
20090208327
2009-08-20

Electric blower

#445
20090199791
2009-08-13

DUAL COOLING FAN SYSTEM DRIVEN BY SINGLE MOTOR

#446
20090175745
2009-07-09

Blower Unit for Vehicle

#447
20090165736
2009-07-02

Cooling unit

#448
20090155103
2009-06-18

Cooling Fan Module for a Motor Vehicle

#449
20090129918
2009-05-21

Blower unit

#450
20090116980
2009-05-07

Air and water conditioner by two separated air flows

#451
20090107093
2009-04-30

Dust collector

#452
20090060739
2009-03-05

Fan blade pitch change assembly

#453
20090059521
2009-03-05

Fan mounting apparatus for heat dissipation

#454
20090057043
2009-03-05

Variable pitch radiator fan control system

#455
20090047155
2009-02-19

Multi-axis type fans driven by magnetic force and power transmission system for the same

#456
20090046424
2009-02-19

Fan adapter

#457
20090038564
2009-02-12

Fan design and method of operating

#458
20090028073
2009-01-29

Data capture technique for high speed signaling

#459
20090026326
2009-01-29

CABLE MANAGEMENT APPARATUS FOR FANS

#460
20090022587
2009-01-22

Housing assembly for use in fan unit and fan unit including the same

#461
20090021911
2009-01-22

FAN ASSEMBLY

#462
20080279677
2008-11-13

Fan array fan section in air-handling systems

#463
20080247879
2008-10-09

Cooling Fan Module for a Motor Vehicle

#464
20080235899
2008-10-02

Dust receptacle and steam vaccum cleaner

#465
20080235898
2008-10-02

Motor assembly for steam vacuum cleaner

#466
20080232958
2008-09-25

SPIRAL BLOWER

#467
20080187433
2008-08-07

Fan array fan section in air-handling systems

#468
20080159845
2008-07-03

System air fans in integrated control apparatus

#469
20080137240
2008-06-12

System and method for monitoring speed signals from multiple fans

#470
20080133633
2008-06-05

Efficient implementation of multidimensional fast fourier transform on a distributed-memory parallel multi-node computer

#471
20080131101
2008-06-05

Fan system and starting method thereof

#472
20080131100
2008-06-05

Fan system and starting method thereof

#473
20080109963
2008-05-15

Inflatable bed having a built-in electric air pump unit for inflating a mattress assembly

#474
20080109962
2008-05-15

Inflatable bed having air chambers inflatable individually by an electric air pump unit

#475
20080109958
2008-05-15

Bedstead assembly with a foldable support frame

#476
20080101920
2008-05-01

Fan unit

#477
20080095620
2008-04-24

Sync method for reducing fan noise

#478
20080091842
2008-04-17

Optimized scalable network switch

#479
20080074065
2008-03-27

Complex signal processing system and related method for controlling multiple fans

#480
20080063548
2008-03-13

Fan motor attaching structure

#481
20080063532
2008-03-13

Multiple-motor blower and impeller thereof

#482
20080038111
2008-02-14

Blower device

#483
20080036403
2008-02-14

Fan control system

#484
20080004090
2008-01-03

Rotating inlet for cross flow fan

#485
20080003094
2008-01-03

Twin blowers for gas separation plants

#486
20080000351
2008-01-03

Twin blowers for gas separation plants

#487
20070297912
2007-12-27

ENHANCED AXIAL AIR MOVER SYSTEM WITH ENCLOSURE PROFILE

#488
20070297893
2007-12-27

Fan speed change control

#489
20070286722
2007-12-13

Structure of air duct and manufacturing process of the same

#490
20070264122
2007-11-15

Blower

#491
20070253163
2007-11-01

COOLING SYSTEM FOR A CONSUMER ELECTRONICS DEVICE

#492
20070253162
2007-11-01

COOLING SYSTEM FOR A CONSUMER ELECTRONICS DEVICE

#493
20070248458
2007-10-25

Centrifugal fan

#494
20070243816
2007-10-18

Multi-pivot tower fan

#495
20070228638
2007-10-04

Sheet feeding device and image forming apparatus

#496
20070211428
2007-09-13

Multi-stage air movers for cooling computer systems and for other uses

#497
20070166155
2007-07-19

Dual use cooling fan and air circulator

#498
20070154300
2007-07-05

Fan vibration absorber device

#499
20070147986
2007-06-28

Fan system

#500
20070140831
2007-06-21

Support structure of multi-segmented blower for a split air conditionner

#501
20070135033
2007-06-14

Fan rack fixture having two pairs of positioning and locking portions

#502
20070134085
2007-06-14

Double-ended blower and volutes therefor

#503
20070110558
2007-05-17

Fan system and temperature-sensing module

#504
20070104568
2007-05-10

Fan array fan section in air-handling systems

#505
20070098544
2007-05-03

Device for enhancing performance of a fan assembly

#506
20070091563
2007-04-26

Active heat sink with multiple fans

#507
20070081888
2007-04-12

Series fans with flow modification element

#508
20070055825
2007-03-08

Managing coherence via put/get windows

#509
20070014661
2007-01-18

Blower

#510
20070010187
2007-01-11

Ventilator housing

#511
20060280632
2006-12-14

FAN MOTOR ASSEMBLY

#512
20060280601
2006-12-14

Cooling fan assembly for electric apparatus

#513
20060276122
2006-12-07

Electric fan

#514
20060269392
2006-11-30

Composite type transverse flow fan

#515
20060263210
2006-11-23

Blower fan with two heads

#516
20060262499
2006-11-23

Cooling fan with external circuit board

#517
20060261761
2006-11-23

Fan control system

#518
20060245948
2006-11-02

Fan system

#519
20060210398
2006-09-21

Fan assembly

#520
20060209532
2006-09-21

Fan Chandelier

#521
20060203446
2006-09-14

Fan for use in an electronic system

#522
20060202572
2006-09-14

Cooling device for a radial fan driven by an electric motor with IC

#523
20060198739
2006-09-07

Fan drive for fluid cooler with evaporative heat exchanger

#524
20060146494
2006-07-06

Heat dissipation module

#525
20060140796
2006-06-29

Electric fan

#526
20060103334
2006-05-18

Mutual active cancellation of fan noise and vibration

#527
20060081367
2006-04-20

Heat dissipation module and flow direction controlling structure thereof

#528
20060081366
2006-04-20

Heat dissipation module and flow direction controlling structure thereof

#529
20060073009
2006-04-06

Combinative standing fan

#530
20060048518
2006-03-09

Thermoelectric heat exchanger

#531
20060039110
2006-02-23

Coaxial air ducts and fans for cooling and electronic component

#532
20060029498
2006-02-09

Multi-fan assembly

#533
20060001391
2006-01-05

Fan

#534
20050281666
2005-12-22

Hybrid fluid-dynamic apparatus

#535
20050265832
2005-12-01

Radial-flow heat-dissipating fan with increased inlet airflow

#536
20050260065
2005-11-24

Blower

#537
20050241810
2005-11-03

Controllable flow resistance in a cooling apparatus

#538
20050238478
2005-10-27

Multi-directional tower fan

#539
20050232753
2005-10-20

Fan array fan section in air-handling systems

#540
20050226719
2005-10-13

Built-up guide flow fan device

#541
20050217673
2005-10-06

Double-ended blower and volutes therefor

#542
20050207074
2005-09-22

Circuit and method for protecting against overload of an electric motor

#543
20050199369
2005-09-15

Dual centrifugal fan structure and heat dissipation device having the fan structure

#544
20050180846
2005-08-18

Fan array fan section in air-handling systems

#545
20050164628
2005-07-28

Local exhaust ventilator with rotating swirler

#546
20050163615
2005-07-28

Redundant fan system in a turbo cooler assembly

#547
20050141993
2005-06-30

Fan cover heat dissipation assembly for a host computer CPU

#548
20050123392
2005-06-09

Multi-directional tower fan

#549
20050115256
2005-06-02

Rotational speed control system, rotatingly driving system, air blow system, clean bench, outdoor unit of air conditioner

#550
20050103339
2005-05-19

Multiple stage blowers and volutes therefor

#551
20050100463
2005-05-12

Fan with driving gear

#552
20050077846
2005-04-14

Electronic variable speed control of dual motor configuration

#553
20050069408
2005-03-31

Fan with multi-directional winds

#554
20050067917
2005-03-31

Claw pole motor

#555
20050058558
2005-03-17

Fan with driving gear

#556
20050046362
2005-03-03

Fan control system

#557
20050028808
2005-02-10

Smoke exhauster having improved fan device

#558
20050024829
2005-02-03

Heat-dissipating module

#559
20050019155
2005-01-27

Multi-directional air circulating fan

#560
20050007041
2005-01-13

Complementary fan rotational speed control method and apparatus

#561
20050006058
2005-01-13

Blower wheel assembly

#562
20050000681
2005-01-06

Air handling systems or devices intermingling fresh and stale air

#563
20050000067
2005-01-06

Hooking system

#564
19293033
2026-02-10

Dual-duct air pump

#565
19213132
2025-10-28

Case fan system of easy assembly and disassembly and electronic device including the same

#566
19014733
2026-02-24

Fan

#567
18946862
2025-05-20

Bidirectional blowing fireplace fan

#568
18818066
2025-04-22

Stepless regulation fan

#569
18797284
2025-11-18

Connection structure for fans operating in parallel

#570
18783338
2025-06-24

Magnetic suction fan

#571
18761706
2025-09-23

Clip-on combination fan

#572
18460534
2024-08-27

Accessory and inflatable doll

#573
18422301
2025-07-29

Fan mounting system

#574
18421213
2025-04-22

Neck fan

#575
18167924
2023-07-18

Neck-hanging fan

#576
17860116
2023-05-30

Leg-based wearable system with propeller-based force feedback for walking in fluids in VR

#577
17361330
2022-06-07

Series fan

#578
16121044
2020-08-25

Canopy downdraft fan assembly

#579
15648603
2018-01-09

Visor with fans to deflect vapors for eye protection while cooking

#580
14288038
2015-07-21

Tabletop air cooler

#581
14251620
2017-06-13

Fan system comprising fan array with surge control