ClassID:

145421

F05D2250/131 - CPC Classification

Classification description:

Geometry; Two-dimensional trapezoidal polygonal

Recent Application in this class:
#1
20250341177
2025-11-06

POLYGONAL PROFILE COUPLING OF PUMPS IN A LUBRICATION ASSEMBLY

#2
20240254880
2024-08-01

TIE ROD-LOCKING NUT ASSEMBLY AND GAS TURBINE INCLUDING SAME

#3
20240052778
2024-02-15

Variable bleed valves with struts for aerodynamic stability

#4
20230265769
2023-08-24

SHROUD HANGER ASSEMBLY

#5
20220186681
2022-06-16

DEGASSING TUBE AND EJECTION CONE FOR A TURBINE ENGINE, AS WELL AS TOOL FOR ASSEMBLY THEREOF

#6
20220145797
2022-05-12

Continuous slanted cell septum

#7
20220056921
2022-02-24

Impeller design and manufacturing method with pentagonal channel geometry

#8
20200240279
2020-07-30

Gas turbine engines including tangential on-board injectors and methods for manufacturing the same

#9
20200040818
2020-02-06

Continuous slanted cell septum

#10
20200011248
2020-01-09

Reduced stress boss geometry for a gas turbine engine

#11
20190178387
2019-06-13

SEAL

#12
20190178096
2019-06-13

Guide vane connection

#13
20190136699
2019-05-09

Modified structural truss for airfoils

#14
20190120072
2019-04-25

Strip seal axial assembly groove

#15
20190085718
2019-03-21

GAS TURBINE

#16
20190078446
2019-03-14

BLADE OF A TURBOMACHINE, INCLUDING A COOLING CHANNEL AND A DISPLACEMENT BODY SITUATED THEREIN, AS WELL AS A METHOD FOR MANUFACTURING

#17
20190063232
2019-02-28

Turbine component with bounded wear coat

#18
20190032503
2019-01-31

Abradable coatings for high-performance systems

#19
20190017386
2019-01-17

Gas turbine engine hollow fan blade rib orientation

#20
20190010954
2019-01-10

VANE WHEEL AND BLOWING DEVICE

#21
20190010953
2019-01-10

VANE WHEEL AND BLOWING DEVICE

#22
20180355744
2018-12-13

ABRADABLE STRUCTURE FOR A TURBOMACHINE, TURBOMACHINE HAVING AN ABRADABLE STRUCTURE, AND METHOD FOR MANUFACTURING AN ABRADABLE STRUCTURE

#23
20180340433
2018-11-29

Vane assembly and gas turbine including the same

#24
20180320801
2018-11-08

Turbine engine duct

#25
20180313268
2018-11-01

Degassing tube and ejection cone for a turbine engine, as well as tool for assembly thereof

#26
20180312239
2018-11-01

Three dimensional auxetic structure, manufacturing method and tooling

#27
20180306063
2018-10-25

Seal segment retention ring with chordal seal feature

#28
20180298762
2018-10-18

Reduced drag system for windmills, fans, propellers, airfoils, and hydrofoils

#29
20180142893
2018-05-24

Gas turbine combustor

#30
20180135458
2018-05-17

Gas turbine engine component with degradation cooling scheme

#31
20180058226
2018-03-01

Dual walled component for a gas turbine engine

#32
20180030845
2018-02-01

Seal device for turbine, turbine, and thin plate for seal device

#33
20170321569
2017-11-09

Turbomachine including clearance control system

#34
20170198607
2017-07-13

Shroud hanger assembly

#35
20170074277
2017-03-16

Composite booster spool with separable composite blades

#36
20170058689
2017-03-02

Sealing element for a turbo-machine, turbo-machine comprising a sealing element and method for manufacturing a sealing element

#37
20160356222
2016-12-08

Reduced stress boss geometry for a gas turbine engine

#38
20160146041
2016-05-26

Blade or vane for a turbomachine and axial turbomachine

#39
20150147158
2015-05-28

Cooled airfoil trailing edge and method of cooling the airfoil trailing edge

#40
20150040581
2015-02-12

Borescope assembly and method of installing borescope plugs

#41
20140341716
2014-11-20

Cryogenic liquid turbine

#42
20140322006
2014-10-30

Exhaust-gas turbocharger

#43
20140219791
2014-08-07

Lug for preventing rotation of a stator vane arrangement relative to a turbine engine case

#44
20130213003
2013-08-22

Retractable bird and debris deflector for an aircraft jet engine

#45
20130195669
2013-08-01

Fan blade attachment of gas turbine engine

#46
20130177446
2013-07-11

System and method for cooling turbine blades

#47
20130156549
2013-06-20

Use of multi-faceted impingement openings for increasing heat transfer characteristics on gas turbine components

#48
20120294706
2012-11-22

Sealing arrangement and gas turbine engine with the sealing arrangement

#49
20120244004
2012-09-27

Component lock for a gas turbine engine

#50
20110299980
2011-12-08

Gas turbine engine and a gas turbine engine component

#51
20110244264
2011-10-06

Mould for soldering, arrangement of moulds, a method and a component

#52
20110103969
2011-05-05

Boundary layer energiser

#53
20110100475
2011-05-05

Boundary layer energiser

#54
20100232941
2010-09-16

Turbine shroud support coupling assembly

#55
20100180566
2010-07-22

Bird and debris deflector for aircraft jet engines

#56
20080083397
2008-04-10

Supercharger

#57
20070237646
2007-10-11

Mechanical coupling for a rotor shaft assembly of dissimilar materials

#58
20060010853
2006-01-19

Turbomachine nozzle cover for reducing jet noise

#59
17383713
2022-11-01

Sealing variable guide vanes