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JP6179743B2 |
An electric tool is provided with a rotary striking mechanism unit converting the rotational force of a brushless motor to a striking force and applying the striking force to a tip tool. The required rated input of the motor is 1000-1300...
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JP6182486B2 |
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JP2017135792A |
To provide a motor that can be miniaturized.Motors (10, 20, 30, 40) include stator cores (1d, 41d), a rotor frame (2a), Hall sensor elements (3b, 33b) and substrates (3a, 33a). The stator cores (1d, 41d) have a main surface opposed to th...
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JP6156592B2 |
[Problem] An object of the present invention is to provide the motor which is possible to obtain the skew effect within the rotor gap surface by arranging the respective magnetic pole pitches at imbalance positions without causing the in...
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JP2017112733A |
To provide a brushless motor capable of preventing an error operation due to a static electricity arrived from an external part.A brushless motor 1 includes: a magnet arranged so that a pole direction is alternately reversed along with a...
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JP6149663B2 |
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JP2017516435A |
The present invention is intended for industrial use as a component of a freight conveyor. The relevant rectifying electronic circuit is located outside the roller body. In the present invention, a 4-terminal connector is used, and in or...
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JP6146621B2 |
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JPWO2016181659A1 |
Provided is a rotary electric machine in which a temperature rise of a rotary position sensor is suppressed. The rotary electric machine for an internal combustion engine has a stator 31 and a sensor unit 41. The sensor unit 41 has a cov...
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JP6131984B2 |
Provided is a rotary electric machine in which increase in temperature of a rotational position sensor can be suppressed. This rotary electric machine for an internal combustion engine includes a stator 31 and a sensor unit 41. The senso...
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JP2017085877A |
To provide a reliable air flow regulator at low cost.The air flow regulator includes a housing, an air supply unit disposed inside the housing, and a circuit board. The air supply unit includes an impeller and a single phase permanent ma...
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JP6121784B2 |
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JP6093804B2 |
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JP6091628B2 |
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JP3208939U |
[Subject] A fluid generator which reduced Cogging torque, and an electric device using this are provided. [Means for Solution] A fluid generator and an electric device using this fluid generator are provided. A fluid generator is provide...
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JP6087123B2 |
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JP6074391B2 |
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JP6066128B2 |
A magnet wheel for an electric motor includes a shaft and a disk made of a plastic containing magnetic particles. The disk is arranged on a carrying hub and the carrying hub is pressed onto the shaft. The carrying hub is a slotted ring a...
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JP2017017770A |
To provide an electric power tool having a motor of high torque, low vibration, and low noise.The electric power tool includes a motor 5 having a stator 103, around which a plurality of coils are wound, a rotor 106 which is rotatable aga...
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JP6063579B2 |
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JP6058725B2 |
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JP2016221632A |
To provide an electric power tool which reduces an excessive current immediately after a rotation direction is changed by reducing inertia of a rotor of a motor.An impact type electric power tool has a hammer 41 connected to a motor 3 an...
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JP6052244B2 |
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JP6052994B2 |
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JP2016220512A |
To provide a linear motor method of rotation power.The linear motor method of rotation power includes: providing a magnet with an N pole on a field magnet side, a field magnet for repelling a rotor to a rotor axis of which the magnet is ...
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JP6050298B2 |
A brushless motor (100) includes a first motor unit (1) and a second motor unit (2) having a common rotary shaft (3) and coupled to each other in an axial direction in which the rotary shaft (3) extends, and two resolvers (15, 14) config...
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JP6050102B2 |
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JP2016205978A |
To provide a method for manufacturing a rotation angle detection device with which it is possible to stabilize the detection accuracy of the device.Provided is a method for manufacturing a rotation angle detection device 1 comprising a m...
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JP6030142B2 |
An electric motor or generator system comprising a rotor having a first set of magnet poles; a stator having a first sensor mounted on the stator and a second sensor mounted in substantially a diametrically opposite position on the stato...
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JP2016192893A |
To provide a single-phase brushless motor which has improved operation efficiency, is capable of bidirectional rotation, has a wider rotation speed range, and enables a rotor to stop at a desired position.A single-phase brushless motor i...
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JP6017526B2 |
The rotary body driving apparatus (1) comprises: a rotary body (3) having a plurality of reflective surfaces (3a); a rotor (12) being attached to a rotor shaft (4) together with the rotary body (3); a stator housing (7) having a bearing ...
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JP6012154B2 |
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JP2016185062A |
To provide an electronically commutated motor improved so as to reduce disturbance in the direct sampling of the rotor magnetic field due to the stator magnetic field furthermore.An electronically commutated motor 1 includes a stator 2, ...
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JP6008231B2 |
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JP2016178751A |
To provide a brushless motor capable of increasing a leakage flux amount of a rotor reaching a magnetic sensor and suppressing a detection delay of the magnetic sensor to improve the output efficiency by attaching a flux induction part p...
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JP6001428B2 |
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JP6002922B2 |
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JP5996443B2 |
To provide a brushless motor which can reduce the number of components, and can avoid influence to a motor characteristic by a sensor magnet.A brushless motor 11 includes: a rotor 21 having a first rotor core 31 where a plurality of firs...
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JP5988085B2 |
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JP5988648B2 |
To provide a DC brushless motor capable of securing with certainty a distance between a substrate on which a Hall IC is mounted and a magnet for a sensor, according to a rule.A DC brushless motor comprises: a rotor 104 arranged freely an...
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JP5985578B2 |
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JP5973370B2 |
To provide a rotor capable of reducing usage of permanent magnets composing a sensor magnet.A rotor 21 includes: a first rotor core 31 in which a plurality of first claw-like magnetic poles 31b are formed on an outer peripheral part of a...
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JP5968127B2 |
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JP5963160B2 |
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JP5960248B2 |
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JP5959664B2 |
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JP5957713B2 |
A motor of the present invention includes a stator in which a coil is wound around a stator core, and a magnetic circuit unit having a rotor. The rotor holds a rotor magnet disposed facing the stator core and a sensor magnet for position...
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JP5952102B2 |
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JP5945728B2 |
A brushless motor capable of high speed rotation by field weakening operation is designed to reduce torque ripple at a maximum load point with current phase advance so that the torque ripple at the maximum load point is 1 to 1.5 times th...
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JP5945726B2 |
A brushless motor includes a stator having a stator core, a rotor, a circuit board, a board holder for holding the circuit board, a motor housing having a notch at an opening, and a housing cover. The motor housing accommodates the stato...
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