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conversion or distribution of electric power (933200) 933200
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blasting (195538) 195538
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general tagging of cross-sectional technologies spanning over several sections of the ipc (127513) 127513
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reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (40216) 40216
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shafts (31440) 31440
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rotary bodies other than gearing elements (31383) 31383
machines or engines for liquids (31231) 31231
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wind, spring weight and miscellaneous motors (31231) 31231
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selection of materials for their magnetic properties (30242) 30242
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electric equipment or propulsion of electrically-propelledvehicles (23802) 23802
electrodynamic brake systems for vehicles, in general (23802) 23802
magnetic suspension or levitation for vehicles (23802) 23802
pumps (19298) 19298
indexing schemes relating to engines or pumps in varioussubclasses of classes f01-f04 (18075) 18075
wind motors (18018) 18018
arrangement or mounting of plural diverse prime-movers invehicles (17869) 17869
arrangement or mounting of propulsion units or oftransmissions in vehicles (17869) 17869
arrangements in connection with cooling, air intake, gasexhaust or fuel supply of propulsion units, in vehicles (17869) 17869
auxiliary drives for vehicles (17869) 17869
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circuit arrangements or systems for supplying or distributingelectric power (16181) 16181
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information storage (14039) 14039
information storage based on relative movement between recordcarrier and transducer (13979) 13979
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indexing scheme relating to machines or engines other thannon-positive-displacement machines or engines, to wind motors,to non-positive displacement pumps, and to generating combustionproducts of high pressure or high velocity (13076) 13076
controlling (13023) 13023
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fixed constructions (12995) 12995
apparatus for conversion between ac and ac, between ac and dc,or between dc and dc, and for use with mains or similar powersupply systems (12322) 12322
control or regulation thereof (12322) 12322
conversion of dc or ac input power into surge outputpower (12322) 12322
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electric techniques not otherwise provided for (11732) 11732
chemistry (11243) 11243
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land vehicles for travelling otherwise than on rails (11200) 11200
casings or constructional details of electric apparatus (9670) 9670
manufacture of assemblages of electrical components (9670) 9670
printed circuits (9670) 9670
arrangements for measuring two or more variables not coveredin a single other subclass (8963) 8963
measuring not specially adapted for a specific variable (8963) 8963
measuring or testing not otherwise provided for (8963) 8963
tariff metering apparatus (8963) 8963
paper (8800) 8800
textiles (8800) 8800
combined heating and refrigeration systems (8757) 8757
heat pump systems (8757) 8757
liquefaction solidification of gases (8757) 8757
manufacture or storage of ice (8757) 8757
refrigeration or cooling (8757) 8757
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09/2019
A stator or rotor for an electric machine such as a motor or generator comprising: at least one ring formed of a plurality of pole segments, wherein each pole... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
02/2019
A stator or rotor for an electric machine such as a motor or generator comprising: at least one ring formed of a plurality of pole segments, wherein each pole... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
11/2018
An electric machine comprising: a) a first means for providing a first magneto motive force comprising a first set of magneto motive force space harmonics... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
11/2018
An electrical machine comprises a first stator and a second stator spaced from the first stator, at least one of the first stator and the second stator... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
09/2018
An electrical machine is disclosed comprising a stator cavity. The stator cavity is axially divided by a distribution plate into a winding chamber containing... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
06/2018
A rotor for an axial flux permanent magnet machine is described. The machine has a stator comprising a stator housing enclosing a set of coils wound on stator... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
06/2018
An electrical machine is disclosed comprising a stator cavity. The stator cavity is axially divided by a distribution plate into a winding chamber containing... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
02/2018
A stator or rotor for an electric machine such as a motor or generator comprising: at least one ring formed of a plurality of pole segments, wherein each pole... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
05/2018
A power control module for an electrical machine comprises a substantially planar circuit board 26 having an aperture 38 which extends from a first to a second... 
MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS | DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS | GENERATION | ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR | ELECTRICITY | PRINTED CIRCUITS
Patent
12/2017
An ac synchronous electrical machine includes a stator (6) and a multi-phase stator winding that defines a plurality of stator poles. The stator winding has... 
CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS | DYNAMO-ELECTRIC MACHINES | CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
11/2017
A stator or a rotor for use in an electrical machine comprises a composite element having a rigid mass suitable for including at least one magnetostrictive... 
SEMICONDUCTOR DEVICES | DYNAMO-ELECTRIC MACHINES | BASIC ELECTRIC ELEMENTS | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR | GENERATION | ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR | ELECTRICITY
Patent
11/2019
A magnet wheel and a stator winding which are necessary for an excitation device are included in a synchronous machine. Energy is transferred to the magnet... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
11/2019
An electrical machine has a nonmetallic housing having a stator band and an endplate, wherein the laminated stator core is in self-locked engagement with the... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
11/2019
An electric machine (10) comprises a stator (11), which comprises at least two slots (12) in which each at least one electrically conductive bar (13) is... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
11/2019
Provided is a rotary machine capable of increasing cooling efficiency while preventing an increase in the weight and cost of a rotor even in a case where the... 
DYNAMO-ELECTRIC MACHINES | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER | GENERATION | ELECTRICITY
Patent
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