ClassID:

217296

H02K7/1838 - page 3 - CPC Classification

Classification description:

Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines; Structural association of electric generators with mechanical driving motors, e.g. with turbines; Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine Generators mounted in a nacelle or similar structure of a horizontal axis wind turbine

Recent Application in this class:
#601
20100133816
2010-06-03

Power converter for use with wind generator

#602
20100127503
2010-05-27

Generator, nacelle, and mounting method of a nacelle of a wind energy converter

#603
20100123318
2010-05-20

Wind power turbine for producing electric energy

#604
20100102657
2010-04-29

Arrangement for cooling of an electrical machine

#605
20100102656
2010-04-29

Arrangement for cooling of an electrical machine

#606
20100102655
2010-04-29

Arrangement for cooling of an electrical machine

#607
20100102652
2010-04-29

Arrangement for cooling of an electrical machine

#608
20100102650
2010-04-29

Arrangement for cooling of an electrical machine

#609
20100096944
2010-04-22

Coil assembly for an electric machine

#610
20100079019
2010-04-01

Wind turbine generator brake and grounding brush arrangement

#611
20100079016
2010-04-01

Integrated cooling concept for magnetically geared machine

#612
20100072854
2010-03-25

Stator arrangement, generator, wind turbine, and method for positioning a stator arrangement

#613
20100066196
2010-03-18

Group of three stator windings for a stator of an electric machine, a stator arrangement, a generator, and wind turbine

#614
20100066195
2010-03-18

Group of three stator windings for a stator of an electric machine, a stator arrangement, a generator, and wind turbine

#615
20100066096
2010-03-18

Stator arrangement, generator and wind turbine

#616
20100061853
2010-03-11

System for heating and cooling wind turbine components

#617
20100052626
2010-03-04

Brushless high-frequency alternator and excitation method for DC, single-phase and multi-phase AC power-frequency generation

#618
20100052330
2010-03-04

Use of oriented grain rolling in a wind turbine generator

#619
20100052325
2010-03-04

Energy generation plant driven by wind or water currents

#620
20100045047
2010-02-25

Wind turbine

#621
20100033166
2010-02-11

Method for estimating the magnetization level of one or more permanent magnets established in one or more permanent magnet rotors of a wind turbine generator and wind turbine

#622
20100032961
2010-02-11

Wind turbine generator

#623
20100026010
2010-02-04

MULTIPLE GENERATOR WIND TURBINE

#624
20100021309
2010-01-28

Expandable line support for wind turbine

#625
20100019502
2010-01-28

Wind power turbine

#626
20100013343
2010-01-21

CONSTANT FREQUENCY AND LOCKED PHASE GENERATOR ADAPTABLE TO VARIABLE TORQUE

#627
20100011567
2010-01-21

Establishing a wind turbine generator with one or more permanent magnet (PM) rotors

#628
20090315329
2009-12-24

Variable speed synchronous generator

#629
20090302702
2009-12-10

Magnet holder for permanent magnet rotors of rotating machines

#630
20090295168
2009-12-03

Electrical machinery incorporating double helix coil designs for superconducting and resistive windings

#631
20090289517
2009-11-26

PM rotor having radial cooling slots and corresponding production method

#632
20090289460
2009-11-26

Wind turbine with a drive train

#633
20090256442
2009-10-15

Generator and wind turbine

#634
20090256433
2009-10-15

Generator with a stator comprising cooling ducts, and method for cooling a laminated stator of a generator

#635
20090256431
2009-10-15

Stator arrangement, generator and wind turbine

#636
20090250935
2009-10-08

ROTOR FOR WIND TURBINE AND ASSEMBLING METHOD THEREOF

#637
20090243301
2009-10-01

Wind turbine direct drive airgap control method and system

#638
20090230690
2009-09-17

SYSTEMS INVOLVING SUPERCONDUCTING HOMOPOLAR ALTERNATORS FOR WIND POWER APPLICATIONS

#639
20090229291
2009-09-17

Cooling System in a Rotating Reference Frame

#640
20090224550
2009-09-10

SYSTEMS INVOLVING SUPERCONDUCTING DIRECT DRIVE GENERATORS FOR WIND POWER APPLICATIONS

#641
20090218900
2009-09-03

Permanent magnet alternator with segmented construction

#642
20090212568
2009-08-27

Energy system for producing DC voltage using rectifiers and energy storage circuits

#643
20090206602
2009-08-20

Fluid power generator

#644
20090174277
2009-07-09

Generator and magnetic flux conducting unit

#645
20090172934
2009-07-09

Methods and systems for in-situ machine maintenance

#646
20090140526
2009-06-04

Stator and stator tooth modules for electrical machines

#647
20090134630
2009-05-28

Wind turbine

#648
20090134629
2009-05-28

Direct drive generator and wind turbine

#649
20090134628
2009-05-28

Direct drive generator and wind turbine

#650
20090134627
2009-05-28

Arrangement for a direct drive generator for a wind turbine and method for the assembly of the generator

#651
20090134626
2009-05-28

Electrical machine, in particular a generator

#652
20090121482
2009-05-14

Variable speed power generator having two induction generators on a common shaft

#653
20090096309
2009-04-16

Core plate stack assembly for permanent magnet rotor or rotating machines

#654
20090026771
2009-01-29

Wind turbine having a direct-drive drivetrain

#655
20090015020
2009-01-15

Wind turbine, method for mounting a wind turbine and method for adjusting an air gap between a rotor and a stator of a generator of a wind turbine

#656
20080315707
2008-12-25

Wind power installation with ring generator having a stator with grooves to receive a stator winding

#657
20080315697
2008-12-25

Gear integrated generator for wind turbine

#658
20080315594
2008-12-25

Wind power generator and bearing structure therefor

#659
20080309189
2008-12-18

Generator/electric motor, in particular for wind power plants, cable controlled plants or for hydraulic plants

#660
20080309091
2008-12-18

Electric generator for wind and water turbines

#661
20080309086
2008-12-18

Wind turbine apparatus

#662
20080296903
2008-12-04

Direct drive wind turbine and blade assembly

#663
20080292467
2008-11-27

Direct-drive generator/motor for a windmill/hydropower Plant/Vessel where the generator/morot is configured as a hollow profile and a method to assemble such a windmill/hydropower plant

#664
20080277937
2008-11-13

Torque Motor Type Wind Generator

#665
20080272602
2008-11-06

Power transmission apparatus for wind generator

#666
20080265585
2008-10-30

HIGH ELECTRICITY PRODUCTION WIND GENERATOR

#667
20080258572
2008-10-23

Variable reluctance dynamo-electric rotary machine provided with united magnetic, electric and polarising circuits and method for production thereof

#668
20080252079
2008-10-16

Generator Device with Both Driving Units

#669
20080246224
2008-10-09

Combined labyrinth seal and screw-type gasket bearing sealing arrangement

#670
20080231132
2008-09-25

Permanent magnet generator and wind power generator having a multi-stage rotor and stator

#671
20080211336
2008-09-04

Rotating Transverse Flux Machine

#672
20080211236
2008-09-04

Contra rotating generator

#673
20080203848
2008-08-28

Electrical motor/generator having a number of stator pole cores being larger than a number of rotor pole shoes

#674
20080199309
2008-08-21

Removable bearing arrangement for a wind turbine generator

#675
20080197638
2008-08-21

Wind turbine comprising a generator cooling system

#676
20080197633
2008-08-21

Method and apparatus for a superconducting generator driven by wind turbine

#677
20080129129
2008-06-05

Permanent magnet electrical rotating machine, wind power generating system, and a method of magnetizing a permanent magnet

#678
20080036215
2008-02-14

Slow-speed direct-drive generator

#679
20080012347
2008-01-17

Wind generator system using attractive magnetic forces to reduce the load on the bearings

#680
20080012346
2008-01-17

Wind-turbine with load-carrying skin

#681
20070297706
2007-12-27

Double row self-aligning roller bearing and main shaft support structure of wind power generator

#682
20070292260
2007-12-20

Methods and apparatus for controlling rotary machines

#683
20070290564
2007-12-20

Magnet retaining arrangement

#684
20070281558
2007-12-06

Electrical machine with double-sided rotor

#685
20070222227
2007-09-27

wind power generator including blade arrangement

#686
20070222226
2007-09-27

Wind power generator and bearing structure therefor

#687
20070222223
2007-09-27

Wind turbine generators having wind assisted cooling systems and cooling methods

#688
20070186692
2007-08-16

Electric machine apparatus with integrated, high torque density magnetic gearing

#689
20070159281
2007-07-12

System and method for assembly of an electromagnetic machine

#690
20070108865
2007-05-17

Electrical machine with double-sided stator

#691
20070103027
2007-05-10

Electrical machine with double-sided lamination stack

#692
20070102934
2007-05-10

Integrated wind power generator

#693
20070085427
2007-04-19

Superconducting homopolar inductor alternator for power applications

#694
20070075548
2007-04-05

Method for changing removable bearing for a wind turbine generator

#695
20070024132
2007-02-01

Methods and apparatus for cooling wind turbine generators

#696
20070013194
2007-01-18

Wind turbine and method of manufacture

#697
20060232156
2006-10-19

Synchronous machine having a stator with grooves to receive a stator winding, such as a synchronous machine for a wind power installation

#698
20060232070
2006-10-19

Apparatus for producing a stator with grooves to receive a stator winding, such as a stator of a ring generator for a wind power installation

#699
20060192445
2006-08-31

Synchronous machine

#700
20060152016
2006-07-13

Direct drive wind turbine

#701
20060152015
2006-07-13

Direct drive wind turbine

#702
20060152014
2006-07-13

Method and apparatus for wind turbine air gap control

#703
20060145484
2006-07-06

Wind power installation with separate primary and secondary cooling circuits

#704
20060131985
2006-06-22

Electrical machines and assemblies including a yokeless stator with modular lamination stacks

#705
20060113804
2006-06-01

Passively cooled direct drive wind turbine

#706
20060104815
2006-05-18

Wind energy installation comprising a concentric gearbox generator arrangement

#707
20060103137
2006-05-18

Wind power installation

#708
20060071575
2006-04-06

Electrical machine with double-sided stator

#709
20060071568
2006-04-06

Permanent magnet type electric rotating machine and wind turbine electric power generation system

#710
20060066110
2006-03-30

Electrical machine with double-sided lamination stack

#711
20060028083
2006-02-09

Permanent magnet rotor for a direct drive generator or a low speed motor

#712
20060001269
2006-01-05

Electrical machine with double-sided rotor

#713
20050230979
2005-10-20

Direct drive wind turbine

#714
20050184689
2005-08-25

Adaptive electric motors and generators providing improved performance and efficiency

#715
20050167989
2005-08-04

Wind power installation with separate primary and secondary cooling circuits

#716
20050082836
2005-04-21

Wind power generator

#717
20050046375
2005-03-03

Software-based adaptive control system for electric motors and generators

#718
20050042097
2005-02-24

Wind power installation with ring generator having a stator with groves to receive a stator winding

#719
18955849
2025-11-04

Multi-blade wind turbine

#720
18621698
2025-03-11

Unidirectional hybrid yaw

#721
18131843
2024-06-11

Rotary machine and power system comprising the rotary machine

#722
16595014
2020-08-04

Low wind generator with internal rechargeable power

#723
15932102
2023-09-05

Airflow power generating apparatus

#724
15902184
2019-05-28

Power angle feedforward signal for phase locked loop in wind turbine power systems

#725
15823530
2018-05-15

Energy collection pod

#726
15472725
2017-10-10

Energy collection pod