ClassID:

144272

F04D29/34 - page 2 - CPC Classification

Classification description:

Details, component parts, or accessories; Rotors specially for elastic fluids for axial flow pumps Blade mountings

Recent Application in this class:
#301
20110085908
2011-04-14

Modular fan blade with combined electrical and mechanical connection system

#302
20110058947
2011-03-10

Fan blade mounting system

#303
20110052396
2011-03-03

Fan structure

#304
20110033301
2011-02-10

Quick install blade arms for ceiling fans

#305
20110020121
2011-01-27

AXIAL FLOW FAN FOR EXTERNAL ROTOR

#306
20110014052
2011-01-20

FAN WITH STRUCTURAL SUPPORT RING

#307
20100329848
2010-12-30

Shroudless blade

#308
20100284821
2010-11-11

Locking plate fast fastening ceiling fan blades

#309
20100284820
2010-11-11

Locking plate fast fastening ceiling fan blades

#310
20100284813
2010-11-11

Locking plate fast fastening ceiling fan blades

#311
20100278637
2010-11-04

Ceiling fan with variable blade pitch and variable speed control

#312
20100260608
2010-10-14

Propeller fan

#313
20100247316
2010-09-30

High efficiency ducted fan

#314
20100135810
2010-06-03

Universal fan blade mount and ceiling fan employing same

#315
20100129225
2010-05-27

Ceiling fan

#316
20100124504
2010-05-20

Structure of ceiling fan blades their frames

#317
20100104461
2010-04-29

Multi-part modular airfoil section and method of attachment between parts

#318
20100104445
2010-04-29

Fan blade modifications

#319
20100104442
2010-04-29

Fan blade mounting system

#320
20100086408
2010-04-08

Fan blade connection

#321
20100061858
2010-03-11

Composite blade and method of manufacture

#322
20100028154
2010-02-04

Axial flow fan

#323
20100003140
2010-01-07

Ventilator wheel

#324
20090246028
2009-10-01

FAN BLADE IRON ISOLATION

#325
20090208333
2009-08-20

Ceiling fan system with brushless motor

#326
20090155081
2009-06-18

COMBINATION AXIAL-FLOW FAN

#327
20090155080
2009-06-18

COMBINATION AXIAL-FLOW FAN

#328
20090123286
2009-05-14

Assembly of a fan blade and of its damper, fan blade damper and method for calibrating the damper

#329
20090081045
2009-03-26

Aerodynamic interface component for fan blade

#330
20090035144
2009-02-05

QUICK ASSEMBLY BLADE FOR A CEILING FAN (3)

#331
20090035143
2009-02-05

Quick assembly blade for a ceiling fan

#332
20090035141
2009-02-05

Quick assembly blade for a ceiling fan (4)

#333
20090035140
2009-02-05

Quick assembly blade for a ceiling fan (2)

#334
20090035139
2009-02-05

Hub-profile connection system for axial fan and axial fan provided with this connection system

#335
20090004016
2009-01-01

Fast-positioning device for assembling blade brackets to a motor housing of a ceiling fan

#336
20090004015
2009-01-01

FAST-POSITIONING DEVICE FOR ASSEMBLING BLADE BRACKETS TO A MOTOR HOUSING OF A CEILING FAN

#337
20080273979
2008-11-06

Quick install blade arms for ceiling fans

#338
20080226456
2008-09-18

Fan assembly and method

#339
20080226455
2008-09-18

Quick click

#340
20080193294
2008-08-14

Industrial ceiling fan

#341
20080175713
2008-07-24

Fan blade mounting system

#342
20080175710
2008-07-24

Fan blade mounting system

#343
20080166234
2008-07-10

Blade and fan having the same

#344
20080107529
2008-05-08

Fan blade connector component with skeleton and method of manufacturing such

#345
20080095632
2008-04-24

Turbomachine rotor blade and a turbomachine rotor

#346
20080069700
2008-03-20

Reversible Fan Blade For a Ceiling-Suspended Fan

#347
20080069698
2008-03-20

Reversible fan blade for a ceiling-suspended fan

#348
20080050240
2008-02-28

Axial fan and blade design method for the same

#349
20080031726
2008-02-07

Axial fan

#350
20080014092
2008-01-17

Fan blade modifications

#351
20080014090
2008-01-17

Cuffed fan blade modifications

#352
20080008596
2008-01-10

Fan blades

#353
20080003107
2008-01-03

Rotational airfoil balance system

#354
20070269314
2007-11-22

Fan blade mounting system

#355
20070258821
2007-11-08

Self balancing fan

#356
20070217904
2007-09-20

Turbine engine cooling

#357
20070104584
2007-05-10

High structural efficiency blades and devices using same

#358
20070104583
2007-05-10

Ceiling fan with integrated fan blades and housing

#359
20060275128
2006-12-07

Fan blade assembly

#360
20060251521
2006-11-09

Method of repairing a threaded generator rotor blower assembly

#361
20060177313
2006-08-10

Install blade bracket for a ceiling suspended fan

#362
20060172688
2006-08-03

Ceiling fan

#363
20060140770
2006-06-29

Fan blade mounting structure for ceiling fan

#364
20060120064
2006-06-08

Illuminated fan blade

#365
20060088418
2006-04-27

Fan assembly and method

#366
20060078431
2006-04-13

Apparatus and method for mounting a ceiling fixture

#367
20060024165
2006-02-02

Ceiling fan blade attachment mechanism

#368
20060018758
2006-01-26

Fan blades

#369
20060018751
2006-01-26

Fan blade modifications

#370
20050271509
2005-12-08

Electric fan with detachable blades

#371
20050235687
2005-10-27

Fan for a food freezer

#372
20050180849
2005-08-18

Axial flow fan

#373
20050123403
2005-06-09

Ceiling fan blade mounting assembly for ceiling fan

#374
20050115267
2005-06-02

Blowing fan and refrigerator having the same

#375
20050095135
2005-05-05

Quick install blade arms for ceiling fans

#376
20050084379
2005-04-21

Compressor blade root for engine blades of aircraft engines

#377
20050058503
2005-03-17

Coupling device for connecting a fan blade to a rotatable part of a ceiling fan

#378
20050016842
2005-01-27

Fixture for electro-chemical machining

#379
19235612
2026-02-17

Fan blade installation structure with multiple safety mechanisms

#380
19215310
2026-01-27

Detachable fan

#381
19177204
2025-12-23

Ceiling fan with a blade quick connection

#382
19069332
2025-09-23

Airfoil assembly having a composite spar

#383
19063846
2026-03-10

Propulsor assembly for a turbine engine

#384
19058077
2025-09-23

Ceiling fan with quick-connect blade connector

#385
19021053
2025-08-12

Fan blade installation mechanism

#386
19012703
2025-12-30

Dual-motor coaxial different-direction dual-propeller structure of electric paramotor

#387
19004546
2025-05-13

Fan lamp

#388
18927279
2025-10-07

Ceiling fan blade quick assembly structure

#389
18895414
2025-07-22

Ceiling fan blade quick assembly structure

#390
18822859
2025-12-09

Fan assembly for a gas turbine engine

#391
18797889
2025-04-01

Ceiling fan with quick-connect blade connector

#392
18792238
2025-01-21

Ceiling fan blade installation structure

#393
18753294
2025-10-14

Mill spindle fan

#394
18655379
2025-01-07

Structure for fast mounting of ceiling fan blades

#395
18615796
2024-12-24

Combined lamp fan

#396
18604004
2024-10-01

Quick installation ceiling fan blades

#397
18537846
2024-12-31

Fan blade installation structure of ceiling fan

#398
18435468
2024-12-24

Ceiling fan structure

#399
18432363
2024-11-05

Ceiling fan blade snap-fit structure

#400
18418263
2024-10-01

Handheld fan

#401
18403775
2025-01-14

Motor and blade mounting structure of ceiling fan

#402
18364079
2024-01-02

Hollow direct-current brushless motor and fan

#403
18352222
2024-06-04

Ceiling fan blade assembly structure

#404
18332250
2024-01-16

Fan component of fan lamp and fan lamp assembly

#405
18301405
2024-02-27

Trunnion-to-disk connection for an open fan configuration aircraft powerplant

#406
18215994
2024-02-06

Fan with a translucent blade support

#407
17825081
2023-04-25

Cooling fan

#408
17649182
2023-06-27

Quick buckle structure of ceiling fan blade

#409
17164189
2023-08-29

Mounting system for fan

#410
16812815
2022-11-01

Fan blade retention system and related methods

#411
16350155
2020-11-17

Break-away/easy clean non detachable fan

#412
14992088
2016-12-27

Existing air circulating fans by utilizing multi-directional blade angles

#413
14325322
2017-05-16

T-shaped fan blade arm attachment

#414
14075988
2017-01-10

Hub assembly for a large cooling fan

#415
13782242
2017-04-25

Single screw blade arms

#416
13659194
2017-09-05

Methods and apparatus to retain a rotor blade