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Patent Searching and Data


Matches 651 - 700 out of 24,011

Document Document Title
WO/2017/045478A1
Provided are a coolant sleeve and a fixing device thereof, and an electric machine. The fixing device is configured to fix a cylindrical coolant sleeve to a radial direction inner portion of a housing, and comprises a screw bolt configur...  
WO/2017/046859A1
The vehicular AC power generator according to the present invention is provided with, in the circumferential direction of a fan (11b) annularly fixed to a pole core (10), a section (63) having a narrow blade pitch and a section (62) havi...  
WO/2017/042236A1
The invention relates to an electric supercharging compressor of a motor vehicle, this compressor comprising: - a rotary electric machine (7), - a compressor impeller (2), - an electronic assembly (30) electrically connected to the elect...  
WO/2017/041957A1
The invention relates to a hollow conductor (1) for an electric machine (2), having a conductor device (3) which is formed from an electrically conductive material, and having a cooling duct (4) through which a cooling medium (5) can flo...  
WO/2017/024409A9
An electric machine comprising a first carrier having an array of electromagnetic elements and a second carrier having electromagnetic elements defining magnetic poles, the second carrier being arranged to move relative to the first carr...  
WO/2017/041997A1
The invention relates to a ventilator with a motor (12), a ventilator wheel (14), a heat sink (11), and a housing (10). The motor (12) is electrically driven and has a stator (122) and a rotor (121) which is rotatably mounted about a rot...  
WO/2017/041995A1
In an electrical machine (1) comprising a laminated core (4), cooling tubes (3) are located in the laminated core (4), wherein couplings (30, 31, 32, 40, 41, 42) connect the cooling tubes (3), wherein a first coupling type (11) has a T-s...  
WO/2017/041025A1
A motor is cooled with a coolant. The motor includes a rotor rotatable about an axis, a stator including a stator core and windings wound about the stator core, a housing enclosing at least a portion of the stator, and a resiliently defl...  
WO/2017/038003A1
A rotating machine allows a body to be cooled in a rotor rotating around a rotation axis line to be cooled by the thermosiphon effect and is provided with: a condensing unit disposed outside the rotor and condensing a refrigerant; an eva...  
WO/2017/036745A1
The invention relates to an electric machine (1), comprising a rotor (6) and a stator (2) having a horizontal peripheral direction (14), wherein the rotor (6) and the stator (2) interact electromagnetically, wherein the stator (2) has a ...  
WO/2017/038004A1
Provided is a rotating machine with which an increase in cooling efficiency can be achieved while preventing an increase in weight and cost of a rotor even when the diameter of the rotor is increased. The rotating machine is provided wit...  
WO/2017/037822A1
Disclosed is a rotating electrical machine which is provided with a cooling structure that cools a stator and a rotor by circulating a cooling gas. In the rotating electrical machine, a gas cooler is disposed on one area at the top or bo...  
WO/2017/039108A1
The present invention relates to a direct drive type dual turbo blower cooling structure and, more particularly, to a direct drive type dual turbo blower cooling structure in which a plurality of hole portions for cooling a stator and a ...  
WO/2017/032543A1
The invention relates to a synchronous reluctance machine (20), in particular a motor or a generator with a power of greater than 300kW, comprising a stator (1) and a rotor (3) which is spaced apart from said stator by an air gap (19), w...  
WO/2017/032500A1
A drive device (10) with a drive unit (2) and a supporting element (1) is described. The supporting element is a motor rocker or a motor frame. The drive unit (2) has at least one of the following elements: a motor, a clutch, a transmiss...  
WO/2017/032429A1
The invention relates to a compressor for refrigerant having a compressor housing, said compressor housing being provided with a suction inlet and a pressure outlet, said compressor comprising a compression unit, arranged in a compressio...  
WO/2017/032538A1
The invention relates to a cooling system for an electric machine (1). The cooling system comprises at least one end shield (10, 11) and at least one coolant distributor plate (12, 13), wherein the end shield (10, 11) and the coolant dis...  
WO/2017/028529A1
Disclosed is a heat dissipation structure of a brushless motor. The brushless motor (2) is covered by a fan cover (3) which is provided with an air outlet (4) and an air inlet (5). A fan (6) is fitted at the end part of a motor shaft nea...  
WO/2017/027972A1
A cooling arrangement cast into a generally cylindrical stator having longitudinal channels provided on an internal surface thereof is described herein. The cast cooling arrangement comprising a cast heat-storing element and conduits def...  
WO/2017/025233A1
The invention relates to a rotor (7) of an electric machine (1), which rotor has a bell shape, wherein the rotor (7) has a cylindrical segment (42), wherein the rotor (7) has a conical segment (43), wherein the cylindrical segment (42) h...  
WO/2017/026242A1
A device for driving a vehicle is provided with an engine (11) serving as a power source for the vehicle and a transmission (12) connected to the engine (11). The engine (11) and the transmission (12) are longitudinally disposed so that ...  
WO/2017/024409A1
An electric machine comprising a first carrier having an array of electromagnetic elements and a second carrier having electromagnetic elements defining magnetic poles, the second carrier being arranged to move relative to the first carr...  
WO/2017/022639A1
[Problem] To provide a cooling device having a structure capable of improving the cooling efficiency while suppressing an increase in size. [Solution] A cooling device that cools a heating element, according to one aspect of the present ...  
WO/2017/021244A1
The invention relates to an air-cooled electric motor (1) having a parallel circuit of two fan wheels (6, 7). The electric motor comprises a belt tensioner (3) attached on a fixed bearing side (2) of the electric motor (1), an inverter h...  
WO/2017/022007A1
A dynamo electric machine unit, provided with: a dynamo electric machine having a stator and a rotor provided so as to be capable of rotating in relation to the stator; a control unit for controlling the operation of the dynamo electric ...  
WO/2017/018067A1
The purpose of the present invention is to provide a cooling structure for a dynamo-electric machine, the cooling structure being capable of inexpensively and efficiently cooling a motor. A cooling structure for a dynamo-electric machine...  
WO/2017/017196A1
An electric motor (100) which has: a stator arrangement (116), a rotor arrangement (140) with a rotor shaft (144) which has a first free shaft end (197) and a second shaft end (196), a bearing tube (190) with a cutout (194) through which...  
WO/2017/018578A1
Disclosed are an electric motor and a manufacturing method thereof. The electric motor comprises a case forming a receiving space therein; a stator received in the case; a rotor performing relative motion with respect to the stator; and ...  
WO/2017/017747A1
A rotating electric machine is provided with: a housing; a stator positioned inside the housing; a rotor which is rotated by receiving magnetic flux from the stator; and a power conversion device for supplying a drive current to each coi...  
WO/2017/016932A1
The invention relates to a rotor of an electrical rotating machine, comprising poles formed from magnetic lamination stacks (10) and electrical conductors wound around each pole, the rotor comprising cooling fins (40) which extend in the...  
WO/2017/012810A1
The invention relates to an annular stator for an electric generator for a wind turbine, comprising a plurality of grooves (17) for accommodating the stator winding, and a magnetic yoke. Several sets (15) of cooling channels (19) which c...  
WO/2017/013144A1
The invention relates to an electrical machine (1), comprising a stator (2) and a rotor (3) having a shaft (4), said rotor being arranged at least partially inside the stator (2). The shaft (4) has an opening (5) on at least one front fa...  
WO/2017/009548A1
The invention relates mainly to a rotary electric machine (10) comprising: a casing (16), a stator, a plurality of ducts extending between the said stator and the said casing (16) for the passage of a cooling liquid, characterized in tha...  
WO2017009550A1
The present invention proposes a rotary electric machine (1) for a motor vehicle. Said rotary electric machine (1) includes a bearing (7), an electronic assembly (9) arranged to be assembled with the bearing (7) and to comprise all the p...  
WO/2017/009001A1
An electric machine comprises a stator (1) and a rotor (5) rotatably disposed within the stator. At least the rotor and windings (3) of the stator are sealingly enclosed by an end shield (12) arranged at each axial end of the machine in ...  
WO2017009546A1
The invention relates mainly to a rotary electric machine (10), notably for a motor vehicle, comprising: • - a stator (11), • - a rotor (12), • - a casing (16), • - a shaft (13), and • - at least one rolling bearing (38) mounte...  
WO/2017/008439A1
Disclosed is a high-speed Hall-less three-phase vacuum cleaner motor, comprising an iron core (1) with a central circle, a rotor (2) running through the central circle, a first end cap (3) for fixing one end of the iron core, a second en...  
WO/2017/005475A1
A self-ventilated bi-directional traction drive unit (10) comprises a bi-directional motor (12), an asymmetric fan (14) for ventilating the motor (12), and a mechanical transmission (14) between a motor shaft (24) of the motor (12) and a...  
WO/2017/004845A1
A plastic-encased external rotor motor supported at the front and rear, and a fan using the same. The external rotor motor comprises a front end cover (1), a rear end cover (6), a sleeve cylinder casing (2), a rotating shaft (3), a stato...  
WO/2017/001671A1
The present invention relates to a rotary electric machine that comprises a rotor and a stator and is cooled by a stream of air generated by at least one fan, the fan being driven by a main shaft of the machine or by its own drive system...  
WO/2017/004018A1
An electromagnetic generator comprising an antenna that receives radiofrequency energy. The antenna is connected to a rectifier circuit, which is used to charge a first battery using the radiofrequency energy received by the antenna. The...  
WO/2016/207023A1
The invention relates to a rotor for an electronically commutated electric motor, comprising a rotor shaft (12) on which a rotor packet (14) with magnets is received. The rotor shaft (12) is equipped with at least one balancing ring (20,...  
WO/2016/206342A1
Disclosed is a self-circulation liquid-cooled permanent magnet motor, comprising a stator (2) and a rotor (1). The stator (2) is sleeved onto an outside of the rotor (1). The rotor (1) comprises a metal rotor and a metal main shaft (11),...  
WO/2016/207301A1
The invention relates to an electric machine comprising a stator, said stator comprising a packet (10) of magnetic sheets made up of at least one first sub-packet (50) and at least one second sub-packet (60) adjacent to the first sub-pac...  
WO/2016/208351A1
In order to provide an electric tool that has improved motor cooling efficiency, a universal motor 3 provided on a portable circular saw 1, which is the electric tool, comprises an output shaft 31, a cooling fan 32 that is affixed to the...  
WO/2016/202798A1
The invention relates to a linear motor drive system for accelerating a vehicle (3) within an acceleration section on a track (1). The linear motor drive system comprises a stator having at least two stator elements (2) arranged along th...  
WO/2016/204238A1
[Problem] To provide an electric motor which does not decrease the magnet surface area of a permanent magnet, does not newly form, in a rotor, a through-hole through which a cooling fluid flows, effectively cools the permanent magnet, an...  
WO/2016/202492A1
The invention relates to an electrical machine (1) comprising a housing (2) and a tube (3), wherein the tube (3) is in a channel (5, 25), wherein a first coolant (6) can flow around the tube (3) and a second coolant (7) can flow through ...  
WO/2016/204670A1
The present invention relates to an arrangement for distributing oil in an electrical machine (2). The electrical machine (2) comprises a rotor (5) rotatably arranged around a rotation axis (7), a stator (6) arranged radially outside of ...  
WO/2016/203778A1
The objective of the present invention is to provide a rotating electrical machine in which temperature distribution is made more uniform by improving the flow of cooling gas to heat generating portions. This rotating electrical machine ...  

Matches 651 - 700 out of 24,011