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Patent Searching and Data


Matches 451 - 500 out of 16,003

Document Document Title
WO/2011/012079A1
A motor includes a stator (1), a rotor (2), a front end cover (3) and a rear end cover (4). The front end cover (3) and the rear end cover (4) are both composed of a bearing pedestal (51, 52), connecting tendons (6), a ring-shaped cover ...  
WO/2011/009401A1
A non-computer-controlled switched reluctance motor is composed of a motor body and a signal controller composed of a signal generator and a power output unit. The signal generator is composed of a switch disc (1) and a sensor disc. The ...  
WO/2010/118487A3
The present model relates to a housing for the control electronics of a brushless direct-current motor of a fuel pump, wherein the housing (11 ) contains a control integrated circuit. The housing (11) is composed of a basic housing (1 ) ...  
WO/2010/066493A3
The invention relates to a stator in an electric motor having a plurality of individual stator elements which form support teeth, are arranged around the periphery of said stator and each of which is provided with a coil. The electric co...  
WO/2010/066491A3
The invention relates to an electric motor having a stator in a motor housing and a rotor shaft that is mounted in a stator housing. According to the invention, a respective bearing plate is located on opposite end faces of the motor hou...  
WO/2010/150528A1
The heat sink (50) of a drive device (1) has a heat receiving surface (59) which is formed in the rising direction from an end wall (13) in the axis direction of a motor case (10). A power module (60) has a molded section (61) and is dis...  
WO/2010/118486A4
One describes a housing (11 ) for the control electronics(2) of a brushless direct current motor coupled to a fuel pump (9), the housing (11 ) containing a control integrated circuit (2) and being -sealed from the external environment, w...  
WO/2010/150527A1
Electronic circuits (50, 70), including semiconductor modules (501-506) and capacitors (701-706), are disposed in the axis direction of a motor (30). The semiconductor modules (501-506) are perpendicularly disposed in contact with a heat...  
WO/2010/150529A1
A heat sink (50) has two heat dissipating blocks (51). Each of the heat dissipating blocks (51) has a wide columnar shape. Each of the heat dissipating blocks (51) has connecting sections (54, 55) on both the ends. In each of the connect...  
WO/2010/150530A1
The heat sink (50) of a drive device (1) has a heat receiving surface (59) which is formed in the rising direction from an end wall (13) in the axis direction of a motor case (10). A power module (60) is disposed along the heat receiving...  
WO/2010/118485A4
The present model relates to a housing (10) for the control electronics of a brushless direct-current motor, the housing (10) containing a control integrated circuit. The housing (10) is composed by a basic housing (1) for the control el...  
WO/2010/066512A3
The invention relates to a stator in an electric motor having a plurality of individual stator elements that form support teeth and are arranged around the periphery of said stator. Each support tooth is provided with a wound coil and th...  
WO/2010/066492A3
The invention relates to a stator in an electric motor having a plurality of individual stator elements that form support teeth and are arranged around the periphery of said stator. Each support tooth is provided with a wound coil and de...  
WO/2010/023038A3
The invention relates to an electric machine, in particular to a generator for supplying the electrical system of a motor vehicle, comprising a laminated rotor (20) with an energiser winding (29), which provides the energisation for the ...  
WO/2010/140840A2
The clamping device of spindle motor is disclosed, wherein a case portion contacted by the other distal end of the arms is inclined due to depression of a distal end of the arms by the disk, such that the arms linearly moves into the cas...  
WO/2010/059076A3
The invention relates to contactless direct current electric motors and can be used in an electrical drive requiring to combine the qualities of a contactless direct current electric motor, namely, long service life, with high operating ...  
WO/2010/134368A1
A permanent-magnet motor is provided with; a stator (7) having stator coils (10) for each of the phases that are wound around a stator core (9), and a magnetic pole teeth (8) formed corresponding to the stator coils (10) for each of the ...  
WO/2010/130894A1
The invention relates to a three-phase electric motor that uses high magnetic energy permanent magnets and that has a low detent torque. The motor consists of a rotor (2) with N pairs of poles and of a stator portion (1) with teeth (11 t...  
WO/2010/128820A2
An apparatus for rotating a disc is disclosed, wherein the apparatus for rotating the disc includes a rotation shaft; a turn table coupled to the rotation shaft and having a felt that makes contact with a disc; a center guide member inse...  
WO/2010/124598A1
A servo power steering system and a control method thereof are provided. The servo power steering system comprises a steering wheel (1), a first steering shaft (2), a second steering shaft (3), a speed reducer (4), a steering mechanism (...  
WO/2010/124626A1
An electric sewing machine includes a sewing machine head, a frame, double motors and a controller. The sewing machine is driven by the double motors, which means the main shaft and the bottom shaft of the sewing machine are driven respe...  
WO/2010/124590A1
A motor comprises a motor body (501), a controller and an electromagnetic sensor. The electromagnetic sensor is used for sensing rotation of a motor shaft, and outputs sensed voltage signals to the controller. The rotation angle or the p...  
WO/2010/124592A1
A motor comprises a motor body (501), a controller and an electromagnetic sensor. The electromagnetic sensor is used for sensing rotation of a motor shaft, and outputs sensed information representing the position of the motor shaft to th...  
WO/2010/124624A1
An integrated hub motor and a control method thereof. The motor includes a motor shaft (4) and a stator (12) fixed on it. A rotor housing (10) is provided around the stator (12). The front and back sides of the rotor housing (10) are rot...  
WO/2010/118486A1
One describes a housing (11 ) for the control electronics(2) of a brushless direct current motor coupled to a fuel pump (9), the housing (11 ) containing a control integrated circuit (2) and being -sealed from the external environment, w...  
WO/2010/118485A1
The present model relates to a housing (10) for the control electronics of a brushless direct-current motor, the housing (10) containing a control integrated circuit. The housing (10) is composed by a basic housing (1) for the control el...  
WO/2010/046196A3
The invention relates to a rotating electric machine (10) comprising a stator (20) having a plurality of poles (28), and a rotor (30) having a plurality of poles (32, 38), wherein at least either a first pole (28) of the stator (20) has ...  
WO/2010/054365A3
Magnetic induction power generation systems in high temperature rotating systems are disclosed. In an embodiment, the subject power generation system can provide power to embedded sensors in gas turbines or other high temperature rotatin...  
WO/2010/082007A2
The present invention relates to an automatically switched photovoltaic motor (100) which does not require any magnets, switching devices or converters. To this end, each coil (104) of the invention is connected directly to a photovoltai...  
WO/2010/054992A3
The invention relates to an electric machine containing a rotor and a stator, wherein at least two recesses are arranged in the circumferential surface of the rotor and/or the stator, wherein said recesses effect a disturbance of the mag...  
WO/2010/068988A1
An electric motor driven by the attraction and/or repulsion of magnetic materials, the motor including: a rotor mounted on an axis and being substantially circular, having a first series of circumferentially arranged rotor magnets; a sta...  
WO/2009/081033A3
The invention relates to a rotary electric machine (10) that comprises: a fixed casing (36); a central shaft (12) rotatingly mounted about the axis (B) thereof in the fixed casing (32); a rotor (14) mounted on and connected to the centra...  
WO/2010/054539A1
An air conditioner includes an electric control system (1), a refrigeration system (2) and an air supply system (3). The air supply system (3) is disposed with an air blower (4), in which there are disposed a drive motor (5) and air supp...  
WO/2010/054365A2
Magnetic induction power generation systems in high temperature rotating systems are disclosed. In an embodiment, the subject power generation system can provide power to embedded sensors in gas turbines or other high temperature rotatin...  
WO/2010/046196A2
The invention relates to a rotating electric machine (10) comprising a stator (20) having a plurality of poles (28), and a rotor (30) having a plurality of poles (32, 38), wherein at least either a first pole (28) of the stator (20) has ...  
WO/2010/047194A1
Disclosed is a rotating electric machine (1) comprising a stator (10) having three-phase coils (3U, 3V and 3W) arranged on a stator core (2), and a rotor (6) arranged rotatably on the inner circumference side of the stator (10). In the ...  
WO/2010/035547A1
According to an aspect of the present invention, there is provided a power tool including: a brushless motor; switching elements that drive the brushless motor; a circuit board on which the switching elements are mounted; a transmission ...  
WO/2010/026008A1
The invention relates to a method for positional recognition of a rotor (4) of an electronically commutated electric machine (2), in particular an electric motor (3), in which a zero crossover (38) of a voltage induced in a coil section ...  
WO/2010/023038A2
The invention relates to an electric machine, in particular to a generator for supplying the electrical system of a motor vehicle, comprising a laminated rotor (20) with an energiser winding (29), which provides the energisation for the ...  
WO/2010/022657A1
A method for measuring a rotor angular position of a permanent-magnet synchronous motor and a position sensor. The position sensor includes a hardware circuit, a probe coil (102) and a signal plate (3). The hardware circuit generates a h...  
WO/2009/140419A3
Disclosed is an electric motor that includes a stator with a plurality of main poles, each of which includes a coil, and a rotor rotatable about an axis and having a magnet with magnetic poles in which N and S poles are alternating. The ...  
WO/2010/006519A1
An assembling structure of a Hall device in a brushless DC motor comprises a circuit board (1), a Hall (3) which is welded to the circuit board (1) by a Hall pin (2), and a coil bobbin (5) fixed to a stator plate (4). Mounting holes (12,...  
WO/2010/003851A1
The method is used to control a brushless electric motor (12) in positioning drives (28). A sensor system (26) determines the actual position of the rotor, and in correspondence thereto a control system (18) switches in the individual mo...  
WO/2009/153839A1
First to fourth magnetic detection units (22-25) are arranged in opposition to a multipole magnetizing surface (21a) of a multipole magnet (21) of a magnetic encoder (17). The first and second magnetic detection units (22, 23) are placed...  
WO/2009/150772A1
Positioning pins (28, 29) for positioning a circuit board (22) are arranged on a case (21) of a circuit body (2), and receiving holes (35, 36) for receiving the positioning pins (28, 29) are formed in a frame body (4) on the stator side ...  
WO/2009/143855A1
The inventive self-controlled electrical machine with salient-pole rotor and stator is claimed. The stator comprises field poles enclosed by the exciting coil and the poles of an AC winding which are enclosed by an AC coil. The field pol...  
WO/2009/140419A2
Disclosed is an electric motor that includes a stator with a plurality of main poles, each of which includes a coil, and a rotor rotatable about an axis and having a magnet with magnetic poles in which N and S poles are alternating. The ...  
WO/2009/125527A1
In a brushless motor position detection device, the offset is adjusted such that the difference between the maximum value of a magnetic flux density at the mounting position of a set of first Hall elements (magnetic pole position detecti...  
WO/2009/090662A3
A BLDC motor (2) driven ceiling fan (1) comprising a control unit comprising an electronic controller (28) comprising a printed circuit board (PCB) incorporating a passive power factor correction (PFC) circuit. The PCB is disposed within...  
WO/2009/125479A1
A magnetic pole position detector which is capable of acquiring a magnetic pole position properly even when two magnetic sensors are arranged at an arbitrary spacing interval, wherein each sensor output of two magnetic sensors arranged a...  

Matches 451 - 500 out of 16,003