ClassID:

145389

F05D2240/31 - CPC Classification

Classification description:

Components; Rotors; Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor with roughened surfaces

Recent Application in this class:
#1
20260110096
2026-04-23

TURBINE BLADE OUTERMOST ABRASIVE LAYER USING GRADED CERAMICS

#2
20230108404
2023-04-06

SYSTEM INCLUDING CAVITATION IMPELLER AND TURBINE

#3
20220220854
2022-07-14

Turbine engine with an airfoil having a set of dimples

#4
20220195877
2022-06-23

ROTOR DISK AND ROTOR BLADE FOR A GAS TURBINE COMPRESSOR OR TURBINE STAGE OF AN AEROENGINE

#5
20220178264
2022-06-09

Method for producing steam turbine member

#6
20220056921
2022-02-24

Impeller design and manufacturing method with pentagonal channel geometry

#7
20210180461
2021-06-17

System and method to apply multiple thermal treatments to workpiece and related turbomachine components

#8
20200003225
2020-01-02

Fan blades with abrasive tips

#9
20190211457
2019-07-11

METHOD FOR APPLYING AN ABRASIVE TIP TO A HIGH PRESSURE TURBINE BLADE

#10
20190128296
2019-05-02

Method of applying riblets to an aerodynamic surface

#11
20190101002
2019-04-04

BLADE OR VANE FOR A GAS TURBINE ENGINE

#12
20180283180
2018-10-04

Turbine engine airfoil with a modified leading edge

#13
20180274120
2018-09-27

Abrasive tip blade manufacture methods

#14
20180195192
2018-07-12

Pulse plated abrasive grit

#15
20170314576
2017-11-02

METHOD FOR CREATING AN IMPELLER OF A RADIAL TURBO FLUID ENERGY MACHINE, AND STAGE

#16
20170234134
2017-08-17

Riblets for a flowpath surface of a turbomachine

#17
20160230558
2016-08-11

Turbine blade tip repair

#18
20160146017
2016-05-26

Leading edge cooling channel for airfoil

#19
20160123159
2016-05-05

Rotary device

#20
20160069195
2016-03-10

ROTARY BLADE TIP

#21
20160045926
2016-02-18

ABRADABLE COATINGS FOR GAS TURBINE ENGINE COMPONENTS

#22
20150377034
2015-12-31

Gas turbine engine component external surface micro-channel cooling

#23
20150354081
2015-12-10

Abrasive tip blade manufacture methods

#24
20150204347
2015-07-23

Fan blades with abrasive tips

#25
20140271228
2014-09-18

Turbine blade

#26
20140271184
2014-09-18

Actuation of distributed load management devices on aerodynamic blades

#27
20080219852
2008-09-11

Fluid-flow machine and rotor blade thereof

#28
20080145219
2008-06-19

Vortex generators on rotor blades to delay an onset of large oscillatory pitching moments and increase maximum lift

#29
20050214113
2005-09-29

Compressor for an aircraft engine

#30
20050163621
2005-07-28

Mitigation of unsteady peak fan blade and disc stresses in turbofan engines through the use of flow control devices to stabilize boundary layer characteristics

#31
20050144969
2005-07-07

Cold air refrigerating system and turborxpander turbine for this system

#32
18828009
2025-09-30

Suction side micro-riblet patches for a turbine airfoil