ClassID:

54127

B29L2031/087 - CPC Classification

Classification description:

Other particular articles; Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers Propellers

Recent Application in this class:
#1
20260151942
2026-06-04

METHOD OF MOLDING FIBER REINFORCED RESIN IMPELLER

#2
20250353589
2025-11-20

BLADE SPAR

#3
20250282110
2025-09-11

CARBON-FIBER-REINFORCED RESIN CYLINDER FOR PROPELLER SHAFTS

#4
20250282106
2025-09-11

FAN BLADE OR VANE WITH CROSS-SHAPED OR STAR-SHAPED COMPOSITE ROOT

#5
20250257663
2025-08-14

PROPELLER BLADE OR VANE HAVING A HOLLOW COMPOSITE ROOT

#6
20250108569
2025-04-03

PROPELLER BLADE OR AIRFOIL WITH HOLLOW COMPOSITE ROOT

#7
20240416597
2024-12-19

APPLICATION HEAD FOR AUTOMATICALLY APPLYING FIBRES

#8
20240181745
2024-06-06

FLAT, LIGHTWEIGHT MEMBER AND MANUFACTURING METHOD THEREFOR

#9
20240109645
2024-04-04

Propeller blade

#10
20240025135
2024-01-25

METHOD FOR PRODUCING COMPOSITE MOLDED BODY

#11
20230093651
2023-03-23

Woven fibrous preform for producing a part from composite material, in particular a turbomachine blade

#12
20220339829
2022-10-27

Process for producing polymethyl methacrylate rigid foams as core materials in rotor blades of wind power plants and in boatbuilding

#13
20220213897
2022-07-07

Manufacturing method of 3-dimensional plastic impeller of centrifugal pump and the impeller

#14
20200217206
2020-07-09

Methods of customizing, manufacturing, and repairing a rotor blade using additive manufacturing processes and a rotor blade incorporating the same

#15
20200115036
2020-04-16

Ducted rotor blade tip extension

#16
20200115035
2020-04-16

Ducted rotor blade tip extension

#17
20200094450
2020-03-26

Methods for forming rotor blades having foam cores

#18
20190283346
2019-09-19

METHOD OF MANUFACTURING A COMPOSITE ARTICLE

#19
20190217943
2019-07-18

Composite aircraft propeller blade with an integrated spar

#20
20190032491
2019-01-31

Methods of customizing, manufacturing, and repairing a rotor blade using additive manufacturing processes

#21
20180370212
2018-12-27

LASER FILM DEBONDING METHOD

#22
20180304496
2018-10-25

Fiber reinforced composite member molding apparatus

#23
20180087522
2018-03-29

MOLD FOR A CENTRIFUGAL IMPELLER, MOLD INSERTS AND METHOD FOR BUILDING A CENTRIFUGAL IMPELLER

#24
20170341732
2017-11-30

Assembly of two parts, one of which is made of composite material, the parts being assembled together by a mechanical anchor element

#25
20160257396
2016-09-08

Thermoplastic truss structure for use in wing and rotor blade structures and methods for manufacture

#26
20160245103
2016-08-25

Monobloc preform and blade for turbo machine

#27
20160023172
2016-01-28

Device and method for adjusting stirring blades

#28
20150354377
2015-12-10

Monobloc blade preform and module for a turbo machine intermediate casing

#29
20150233249
2015-08-20

Propeller blade and method

#30
20150202858
2015-07-23

Laser film debonding method

#31
20150044924
2015-02-12

Composite having plant fiber textile and fabricating method thereof

#32
20130202441
2013-08-08

Fan with overmolded blades

#33
20130108461
2013-05-02

Propeller fan and manufacturing method thereof

#34
20130011269
2013-01-10

Mold for a centrifugal impeller, mold inserts and method for building a centrifugal impeller

#35
20120171013
2012-07-05

Cross-flow fan, molding die, and fluid feeder

#36
20110262282
2011-10-27

Method for injection molding a pump impeller and pump impeller

#37
20110020130
2011-01-27

Gas turbine engine blade for aircraft and manufacturing method thereof

#38
20100272573
2010-10-28

Resin fan

#39
20100124654
2010-05-20

Constant pressure infusion process for resin transfer molding

#40
20080199319
2008-08-21

Water Pump Impeller

#41
20080107539
2008-05-08

Impeller manufacturing method and impeller

#42
20080087794
2008-04-17

Mold Assembly

#43
20080012177
2008-01-17

Mold unit and method for forming centrifugal fan, and fan-forming apparatus having mold unit

#44
20070154313
2007-07-05

Insert with sleeve for a molded impeller

#45
20070147999
2007-06-28

Impeller

#46
20060290030
2006-12-28

Manufacture method for molded product

#47
20060034687
2006-02-16

Impeller for a pump

#48
20050123712
2005-06-09

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