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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...
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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...
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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...
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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...
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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...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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...
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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,...
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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...
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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...
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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 ...
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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...
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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 ...
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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...
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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...
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WO/2009/121444A1 |
The invention relates to an electronically commutated claw pole motor having a permanent magnetic rotor having n rotor poles, and a claw pole stator having two claw pole elements mechanically connected to each other and n claw poles. The...
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WO/2009/113311A1 |
Provided is an electric motor comprising: a stator including a stator core (11) with a coil wound therearound; a rotor including a rotating body (30) holding a plurality of permanent magnets (32) around the periphery thereof and opposite...
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WO/2009/108093A1 |
The present invention relates to an electric saw (1) being powered by an external power supply (200) through a multicore cable (6). The multicore cable (6) includes electrical wires (24, 25, 27) for supplying power to the motors (5, 12, ...
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WO/2009/107787A1 |
Disclosed is a brushless motor in which positioning of an air core coil is performed by fitting the air core portion of the air core coil into a boss formed in a coil plate, whereby the work for assembling of the coil can be quickly atta...
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WO/2009/098382A1 |
The invention relates to an electrical connector assembly for a brushless electromagnetic motor, comprising a 3-phase electrical stator winding and X windings per phase, connected in series or in parallel, characterised in comprising a c...
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WO/2009/099004A1 |
Provided is a brushless motor of a 2P3Sxn constitution, in which the ratio (W) of a circumferential width (Wm) of magnets (16a to 16c) to a chord length (Wp) formed by an arc of a center angle (θp = 360 degrees/pole-number (3n)) in the ...
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WO/2009/095949A1 |
Provided are a magnetic levitation motor which generates strong magnetic shaft bearing force with a simple structure, suppresses the generation of an eddy current, and thereby reduces the rotation loss of a rotor, and allows the rotor to...
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WO/2009/089935A1 |
The invention relates to a stator (10) of an electronically commutated rotor motor (12) having a number of magnetic poles (13) separated by slots (14) and one pole branch (15) each and having at least two winding coils (17) disposed ther...
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WO/2009/090662A2 |
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...
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WO/2009/081033A2 |
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...
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WO/2009/081047A2 |
The invention relates to a target-carrier assembly (22) mounted on a rotary electric machine that comprises: a rotor rotatingly mounted in a casing; a fan (50) rotatingly connected to the rotor; the annular target-carrier (22) that is se...
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WO/2009/077687A2 |
The invention relates to a method for controlling a self-piloted alternator-starter for starting or restarting the thermal engine of an automobile, wherein said alternator-starter includes a rotor rotating in a stator, and a belt for tra...
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WO/2009/077414A1 |
The invention relates to a method for redundant analysis of Hall-sensors in position determination of electric motors, by means of a microcontroller, wherein, in a first step an analogue signal is generated from the Hall sensor signals a...
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WO/2009/068079A1 |
Electronically commutated electric motor (1), having a rotor (5) which is fitted with permanent magnets, and a stator (3) which has windings (2) to which power can be supplied and which is constructed as a composite printed circuit board...
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WO/2009/063617A1 |
A motor comprising a stator having a plurality of magnetic poles disposed along its outer periphery in a circumferential direction, a rotor which is rotatably disposed around the outer periphery of the stator, and a magnet disposed along...
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WO/2009/055956A1 |
A square-wave three-phase brushless permanent magnet DC motor. The number of the magnetic poles on the iron core of the rotor (1) of the motor is: 2P=8. The number of the slots (21) in the iron core of the stator (2) of the motor is: Z=1...
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WO/2009/055957A1 |
A disc-type three phases brushless permanent magnet DC motor (10) comprises a coreless disc-type stator (1) and two disc-type rotors (2, 3). Multiple pairs of permanent magnets are located on the two disc-type rotors (2, 3), and the magn...
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WO/2009/047895A1 |
A motor is provided with a stator whereupon a plurality of magnetic poles are arranged at first prescribed intervals on the outer circumference section, and a rotor which is rotatively arranged on the outer circumference of the stator by...
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WO/2009/043705A1 |
The invention relates to a method and a device for balancing production related inaccuracies of the magnetic wheel of an electromotive drive of a vehicle. Correction factors are used in this method, the initial value of which is factory ...
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WO/2009/034270A2 |
The invention relates to a gear motor including a multiple-phase electric motor formed by a stator portion excited by electric coils and by a rotor having N pairs of poles radially magnetised in alternating directions, the stator portion...
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WO/2009/034829A1 |
It is possible to provide a velocity detection method which can detect a highly-accurate and low-ripple velocity in a high-velocity region and can calculate a velocity without degrading the control performance even when a plenty of noise...
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WO/2009/030350A2 |
Disclosed is an electric motor comprising an angle sensor. The rotor shaft of the electric motor is mounted by means of at least two bearings, a first one of which is designed as a fixed bearing. A radially oriented permanent magnet is p...
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WO/2009/027504A1 |
The present invention relates to a miniature electric motor, in particular a servo motor, comprising a fixed part (1a) and a rotating part (2a) arranged therein. Said parts (1a, 2a) have an electric coil (5) and a permanent magnet (3), i...
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WO/2009/015496A1 |
An electric motor contains a rotor position sensor with a magnetic field sensor (10), a rotor arrangement (2, 3) arranged coaxially with respect to a stator arrangement (1, 4, 5). The rotor arrangement has a rotor (2), wherein permanent ...
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WO/2009/004199A2 |
The shaft supporting system for an electric motor (1) comprises an instrumented rolling bearing (31) provided with a rotating race (34) intended to be mounted on said shaft and with a non-rotating race (33), a unit (32) for detecting rot...
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WO/2009/003814A1 |
The invention describes an electronic control apparatus for controlling an automatic transmission, having a control circuit (1), an integrated connector (4) and an integrated position sensor (6) in a housing, wherein the position sensor ...
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WO/2009/000828A1 |
The invention relates to an electric machine (1) comprising a stand (2), a rotational rotor (7) and an air gap (4) that is between the stand (2) and the rotor (7). A rotating field that comprises a plurality of pole pairs (P) can be gene...
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WO/2009/000162A1 |
A refrigerant compressor is provided with an electric motor (1), a compression pump (2) operatively connecting with a driving shaft (7) of the electric motor, and a gas-liquid separator (12) communicating with the compression pump (2). S...
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WO/2009/000578A2 |
The invention relates to an electric machine (1), in particular a synchronous machine, comprising a stator arrangement (3) having twelve stator teeth (2) and a rotor (6) having ten rotor poles (4). Said rotor poles (4) are separated by a...
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WO/2009/001546A1 |
Provided is an electric motor comprising a stator (10) including a stator iron core (11) having a stator winding (12), a rotor (14) including a rotary member (30) and a shaft (16), a bearing (15) for supporting the shaft (16), and a brac...
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WO/2008/148398A1 |
The invention relates to a valve-type electric machine comprising a salient-pole rotor provided with the even number of poles and an excitation system consisting of two permanent magnets which are arranged at an angle to each other, the ...
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