ClassID:

144763

F05B2250/61 - CPC Classification

Classification description:

Geometry; Structure; Surface texture corrugated

Sub-classes:
Recent Application in this class:
#1
20220145849
2022-05-12

WIND TURBINE COMPONENT FOR A WIND TURBINE TOWER, WIND TURBINE TOWER, ROTOR BLADE, WIND TURBINE AND METHOD FOR PRODUCING A WIND TURBINE COMPONENT

#2
20210396206
2021-12-23

Sealing member for a sectioned wind turbine blade

#3
20190195190
2019-06-27

Pultruded fibrous composite strips having corrugated profiles for wind turbine blade spar caps

#4
20180298762
2018-10-18

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

#5
20150354542
2015-12-10

Root bushing for a blade root of a wind turbine rotor blade, a blade root, a wind turbine rotor blade and a wind turbine

#6
20150285217
2015-10-08

Rotor

#7
20140341738
2014-11-20

Wind turbine blade and method of manufacturing a wind turbine blade

#8
20140255205
2014-09-11

Drag reduction systems having fractal geometry/geometrics

#9
20140112782
2014-04-24

Propeller windmill for small-sized power generator

#10
20140030097
2014-01-30

Wind turbine blade comprising cylindrical metal inserts in a root region thereof

#11
20130186103
2013-07-25

NEAR FLOW PATH SEAL FOR A TURBOMACHINE

#12
20120189444
2012-07-26

Wind turbine blade and a pitch controlled wind turbine

#13
20120124962
2012-05-24

Method of varying a fan duct throat area

#14
20110223033
2011-09-15

Actuatable surface features for wind turbine rotor blades

#15
20110164975
2011-07-07

WIND TURBINE ROTOR BLADES INCLUDING CONTROLLABLE DEPRESSIONS

#16
20110146263
2011-06-23

IMPROVEMENTS TO WAVE ENERGY CONVERTER

#17
20110042955
2011-02-24

MARINE ENERGY EXTRACTION SYSTEMS AND UNITS

#18
20100287927
2010-11-18

IMPROVEMENTS TO WAVE ENERGY CONVERTER

#19
20100254808
2010-10-07

MULTI-DIRECTIONAL WIND GUIDE APPARATUS FOR VERTICAL SHAFT MINDMILL

#20
20100219296
2010-09-02

REDUCED DRAG SYSTEM FOR WINDMILLS, FANS, PROPELLERS, AIRFOILS, AND HYDROFOILS

#21
20100115958
2010-05-13

Radially translating fan nozzle nacelle

#22
20090214339
2009-08-27

METHOD AND DEVICE FOR A STREAM VORTEX TRANSFORMATION

#23
20090087314
2009-04-02

Wind turbine blade and a pitch controlled wind turbine

#24
20090074578
2009-03-19

Turbine and compressor employing tubercle leading edge rotor design

#25
20090019791
2009-01-22

Tool for preventing the vortex effect

#26
20080145219
2008-06-19

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