ClassID:

144268

F04D29/326 - CPC Classification

Classification description:

Details, component parts, or accessories; Rotors specially for elastic fluids for axial flow pumps for axial flow fans comprising a rotating shroud

Recent Application in this class:
#1
20260055710
2026-02-26

Propulsor Fan Array

#2
20260043409
2026-02-12

IMPELLER

#3
20260009398
2026-01-08

AXIAL FAN ASSEMBLY INCLUDING AN INTERMEDIATE SHROUD

#4
20250198422
2025-06-19

AXIAL FAN ASSEMBLY INCLUDING AN INTERMEDIATE SHROUD

#5
20250084867
2025-03-13

FAN HAVING A STEP DIFFUSER

#6
20250084854
2025-03-13

FAN ASSEMBLY

#7
20250084853
2025-03-13

Fan assembly

#8
20250020138
2025-01-16

IMPELLER AND DIAGONAL FAN INCLUDING THE SAME

#9
20240410392
2024-12-12

HYBRID SHROUD IMPELLER

#10
20240392807
2024-11-28

DIAGONAL FAN

#11
20240392805
2024-11-28

COOLING FAN AND COOLING FAN MODULE

#12
20240359373
2024-10-31

Method for producing an injection molded part, injection mold and fan impeller

#13
20240295175
2024-09-05

PROPULSOR FAN AND DRIVE SYSTEM

#14
20240167486
2024-05-23

Cooling fan module

#15
20240167387
2024-05-23

Propulsor fan array

#16
20240093696
2024-03-21

MIXED FLOW INLINE FAN ASSEMBLY

#17
20240040740
2024-02-01

FAN

#18
20230392538
2023-12-07

COOLING FAN MODULE FOR A MOTOR VEHICLE

#19
20230358254
2023-11-09

Fan assembly

#20
20230279868
2023-09-07

Impeller

#21
20230243367
2023-08-03

Fan wheel of a motor vehicle

#22
20230228279
2023-07-20

Banded cooling fan band having knit-line strength improvement

#23
20230204044
2023-06-29

Impeller

#24
20230202083
2023-06-29

Method for producing an injection molded part, injection mold and fan impeller

#25
20230141673
2023-05-11

Turbofan

#26
20230132288
2023-04-27

Banded cooling fan band having knit-line strength improvement

#27
20230130411
2023-04-27

Banded cooling fan band having knit-line strength improvement

#28
20230087842
2023-03-23

JET PUMP SYSTEM AND METHOD WITH IMPROVED EFFICIENCY

#29
20230058821
2023-02-23

Closed impeller and method for producing closed impeller

#30
20230051322
2023-02-16

Blower

#31
20230023626
2023-01-26

Fan blade device

#32
20230022697
2023-01-26

Fan and electronic device having the same

#33
20230015272
2023-01-19

Blower

#34
20220341337
2022-10-27

Propulsor fan and drive system

#35
20220316496
2022-10-06

Cooling fan and cooling fan module

#36
20220299042
2022-09-22

Ducted fan

#37
20220212402
2022-07-07

ADDITIVE MANUFACTURED COMPONENTS INCLUDING INTEGRALLY FORMED PASSAGES, CHANNELS, AND CONDUITS, AND METHODS OF FORMING SAME

#38
20220161937
2022-05-26

Motor-integrated fluid machine and vertical takeoff and landing aircraft

#39
20220025899
2022-01-27

Cooling fan module

#40
20210172453
2021-06-10

Fan hub configuration for an electric motor assembly

#41
20210172447
2021-06-10

Hub inlet surface for an electric motor assembly

#42
20210115836
2021-04-22

Fan cowling assembly

#43
20210108649
2021-04-15

AXIAL FAN HOUSING CONFIGURED TO REDIRECT THE RECIRCULATING FLOW OF LEAK AIR IN THE MAIN FLOW DIRECTION

#44
20200217326
2020-07-09

CONCENTRIC TURBINE CONDENSING CYCLE

#45
20200156775
2020-05-21

Variable-pitch ringed rotors for aircraft

#46
20200141418
2020-05-07

Fan flow directing features, systems and methods

#47
20200116035
2020-04-16

Aircraft gas turbine engine blade pitch change mechanism

#48
20200088418
2020-03-19

Fan and refrigeration apparatus including fan

#49
20200011185
2020-01-09

Turbine Engine and Method of Assembling

#50
20190291227
2019-09-26

Cleaning turbine

#51
20190226747
2019-07-25

Condenser unit with fan

#52
20190184786
2019-06-20

Labyrinth seal for fan assembly

#53
20190162192
2019-05-30

Blower

#54
20190153866
2019-05-23

Partially shrouded gas turbine engine fan

#55
20190145427
2019-05-16

Fan shroud

#56
20190145423
2019-05-16

Fan assembly of a gas turbine engine with a tip shroud

#57
20190120077
2019-04-25

Convertible ducted fan engine

#58
20190072105
2019-03-07

Fan wheel and radiator fan module with the fan wheel

#59
20190072104
2019-03-07

Fan wheel, radiator fan module and motor vehicle having the radiator fan module

#60
20190063444
2019-02-28

Axleless fan device

#61
20180372113
2018-12-27

Fan system with integrated fan-shroud channel for reduced recirculation flow

#62
20180354637
2018-12-13

Aft fan counter-rotating turbine engine

#63
20180245602
2018-08-30

Engine cooling fan casing shroud with unobstructed outlet

#64
20180231016
2018-08-16

Thrust-ring and rotor fan system

#65
20180202452
2018-07-19

Fan impeller and radiator fan module

#66
20180119705
2018-05-03

Thrust ring and rotor fan system with passive leading edge slats

#67
20180051712
2018-02-22

Aerodynamically and acoustically improved car fan

#68
20180010463
2018-01-11

Turbine engine and method of assembling

#69
20170350412
2017-12-07

Blowing device

#70
20170335861
2017-11-23

Segmented fan wheel

#71
20170314563
2017-11-02

Recessed motor ceiling fan

#72
20170260985
2017-09-14

Blower and a blowing vacuum device

#73
20170218972
2017-08-03

AXIAL-FLOW AIR BLOWER FAN BLADES

#74
20170159663
2017-06-08

Coreless donut-type motor fan for ventilation and cooling

#75
20170159543
2017-06-08

Fan and fan module

#76
20170138369
2017-05-18

RING FAN AND SHROUD AIR GUIDE SYSTEM

#77
20170108012
2017-04-20

Fan and method of manufacturing a fan

#78
20170089360
2017-03-30

Fan Including an Acoustic Absorption Member in Contact and Movable with Vanes

#79
20170081018
2017-03-23

Stiffened hub for unshrouded propeller

#80
20160341220
2016-11-24

Blower

#81
20160333893
2016-11-17

Blower

#82
20160305448
2016-10-20

Cooling fan module and system

#83
20160290355
2016-10-06

Fan impeller

#84
20160290348
2016-10-06

Mixed flow fan assembly

#85
20160252102
2016-09-01

Rotary assembly for an aviation turbine engine, the assembly comprising a separate fan blade platform mounted on a fan disk

#86
20160245301
2016-08-25

Air-blowing device

#87
20160208823
2016-07-21

SHROUDED FAN ROTOR

#88
20160208674
2016-07-21

Fan shroud for motor vehicle

#89
20160177967
2016-06-23

RING FAN AND SHROUD AIR GUIDE SYSTEM

#90
20160060844
2016-03-03

Shroud wear ring for a work vehicle

#91
20150377036
2015-12-31

Fan airfoil shrouds with area ruling in the shrouds

#92
20150354841
2015-12-10

Fan coil unit with shrouded fan

#93
20150354598
2015-12-10

Shrouded axial fan with casing treatment

#94
20150260200
2015-09-17

Ventilation device and vehicle with a ventilation device

#95
20150198177
2015-07-16

Impeller for an electric fan

#96
20150198174
2015-07-16

BLISK

#97
20150078935
2015-03-19

Air compressor with improved cooling performance

#98
20150064011
2015-03-05

Fan and impeller thereof

#99
20150000252
2015-01-01

Rotational annular airscrew with integrated acoustic arrester

#100
20140334917
2014-11-13

Blower device

#101
20140321968
2014-10-30

Blade rotary assembly with aerodynamic outer toroid spoiler for a shrouded propulsion rotary assembly

#102
20140286779
2014-09-25

Air fence for fan blade

#103
20140241894
2014-08-28

Fan assembly and fan wheel assemblies

#104
20140212291
2014-07-31

Ring fan and shroud assembly

#105
20140212261
2014-07-31

LIGHTWEIGHT SHROUDED FAN

#106
20140193248
2014-07-10

Locking device for cooling fan assembly

#107
20140186172
2014-07-03

Cooling fan module

#108
20140105746
2014-04-17

Motor-vehicle fan wheel with reinforced shroud

#109
20140086730
2014-03-27

Fan and pressure-increasing blade assembly thereof

#110
20140056710
2014-02-27

Propeller for ventilator, with a variable chord length

#111
20140056703
2014-02-27

Cooling device for use with engines

#112
20130315737
2013-11-28

Stall margin enhancement of axial fan with rotating shroud

#113
20130315723
2013-11-28

Ring-type fan and impeller structure thereof

#114
20130209242
2013-08-15

Cooling fan

#115
20130202449
2013-08-08

Axisymmetric part for an aviation turbine engine rotor

#116
20130170995
2013-07-04

AXIAL FLOW FAN BLADE STRUCTURE AND AXIAL FLOW FAN THEREOF

#117
20130121840
2013-05-16

Frame assembly of ring-type fan with pressure-releasing function

#118
20130121822
2013-05-16

Anti-relief fan frame body structure

#119
20130115119
2013-05-09

Fan module

#120
20130115087
2013-05-09

Axial fan

#121
20130039783
2013-02-14

External rotor motor with integrated bearing housing and box for control electronics

#122
20120275901
2012-11-01

Fan assembly for vehicles

#123
20120244000
2012-09-27

Propeller, engine cooling device comprising such a propeller, and mould for producing said propeller

#124
20120219419
2012-08-30

ROUND AXIAL FAN WITH BALANCING STRUCTURE

#125
20120201705
2012-08-09

Axial ventilator

#126
20120175089
2012-07-12

OUTDOOR UNIT FOR AIR CONDITIONER

#127
20120121410
2012-05-17

ROUND AXIAL FAN WITH BALANCING STRUCTURE

#128
20120108161
2012-05-03

Air conditioner with outdoor unit

#129
20120107092
2012-05-03

Axial flow fan

#130
20120063887
2012-03-15

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

#131
20110229330
2011-09-22

Axial flow fan

#132
20110226000
2011-09-22

Water-sputtering Ring and Water-dispersing Fan Assembly for an Air Conditioner

#133
20110200429
2011-08-18

Blower fan

#134
20110094460
2011-04-28

Partial ring cooling fan

#135
20110081246
2011-04-07

Air fence for fan blade

#136
20110014052
2011-01-20

FAN WITH STRUCTURAL SUPPORT RING

#137
20100290890
2010-11-18

Fan

#138
20100260608
2010-10-14

Propeller fan

#139
20100111667
2010-05-06

Ring fan and shroud air guide system

#140
20100086405
2010-04-08

Impeller, fan apparatus using the same, and method of manufacturing impeller

#141
20100068060
2010-03-18

Cooling fan

#142
20100014967
2010-01-21

Axial fan for conveying cooling air for a cooling device of a motor vehicle

#143
20100003131
2010-01-07

Axial fan

#144
20090269225
2009-10-29

Fan and motor thereof

#145
20090202353
2009-08-13

Wheel for a rotating flow machine

#146
20090155076
2009-06-18

Shrouded Dual-Swept Fan Impeller

#147
20090148294
2009-06-11

Houseless fan with rotating tip ring as silencer

#148
20080247868
2008-10-09

FAN AND IMPELLER THEREOF

#149
20080210409
2008-09-04

Liquid Cooling System Fan Assembly

#150
20080056899
2008-03-06

Fan and impeller thereof

#151
20070280829
2007-12-06

Axial fan assembly

#152
20070280827
2007-12-06

Axial fan assembly

#153
20070166166
2007-07-19

Cooling fan for radiator

#154
20070128038
2007-06-07

Engine cooling fan with ring reinforcement

#155
20070104581
2007-05-10

Plastic fans having improved fan ring weld line strength

#156
20070071603
2007-03-29

Fan and blower unit having the same

#157
20060292008
2006-12-28

Fan with ring and method of producing the same

#158
20060257251
2006-11-16

Rotary axial fan assembly

#159
20060233646
2006-10-19

Fan wheel

#160
20060216147
2006-09-28

Fan and shroud assembly

#161
20060067826
2006-03-30

Cooling fan for vehicles

#162
20060067820
2006-03-30

Fan

#163
20050249597
2005-11-10

Low pressure fan with high-flow

#164
20050238486
2005-10-27

Plastic fans having improved fan ring weld line strength

#165
20050207894
2005-09-22

Axial flow fan

#166
20050180849
2005-08-18

Axial flow fan

#167
20050129518
2005-06-16

Low pressure fan with Y-shaped blades

#168
20050123712
2005-06-09

Method for producing a fan wheel and fan wheel produced by this method

#169
20050074333
2005-04-07

Fan and blower unit having the same

#170
18431181
2025-06-24

Convertible drive system

#171
18216930
2024-04-23

Cooling fan module

#172
18196288
2024-02-13

Convertible ducted fan engine

#173
17688753
2022-12-27

Thin type counter-rotating axial air moving device

#174
17349130
2022-12-06

Control system for rotating thrust-producing apparatus

#175
16898583
2023-07-18

Convertible ducted fan engine

#176
16052951
2019-01-08

Variable pitch fan for gas turbine engine

#177
15826116
2019-11-12

Variable performance axial flow ducted fan with high efficiency and reduced current drawn