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JP5313627B2 |
To provide a new kind of brush feed type hybrid excited motor the characteristics of which are easily controlled. The brush feed type hybrid excited motor 1 includes a stator 2 and a rotor 3. In the stator, a plurality of permanent magne...
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JP5311109B2 |
To suppress spark discharge or flashover in a commutator, without having to insert a large-capacity electrolytic capacitor in a full-wave rectifier circuit in a permanent-magnet commutator motor. An armature coil 6 is designed to be driv...
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JP5307328B2 |
To provide a structure which materializes a small motor that generates sufficient torque with little irregularity at low cost. To achieve the above purpose, this subject solving means includes a tubular stator core 3 fixed within a yoke ...
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JP5306346B2 |
An electric machine, as well as a method for operating such a machine, particularly for motorically moving movable parts in a motor vehicle, having a stator and a rotor, slots being developed on the rotor, in which individual conductor l...
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JP5303650B2 |
Disclosed is an improved coin-type vibration motor, which has a larger vibration force and is not easily broken even by a strong impact. A permanent magnet in which an N-pole and an S-pole are alternately arranged is disposed centering a...
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JP5300381B2 |
To obtain a low-cost DC series motor which can restrain elevation of the number of revolutions during low load operation. The DC series motor includes a rotor, a yoke, a plurality of magnetic cores arranged side by side in the rotational...
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JP5300339B2 |
To provide a motor with a brush, capable of making a rotation speed variable even when an inter-segment voltage is reduced and a coil is wound by an intensively winding method. Teeth 9 are each provided with first coils 33U-33W wound in ...
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JP5292328B2 |
To provide a brush structure of an outer armature motor in which a pressurizing route from a biasing unit to a slip ring through a feed brush and a pressurizing route from the biasing unit to a commutator through a commutator brush are b...
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JP5290795B2 |
To provide a brushed hybrid excitation motor, in which a rotor has an armature structure allowing motor characteristics to be changed and a stator is configured by a permanent magnet and a yoke, and a method of driving the brushed hybrid...
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JP5292329B2 |
To provide a rotor structure of an outer armature motor, in which the effective abrasive length in an axial direction of a brush is prolonged without affecting the structure or performance of each of permanent magnets. The rotor structur...
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JP5283733B2 |
The invention provides a four-pole motor. The motor has a cylindrical motor base (1), a retainer (2) equipped with a pair of electric brushes (23) and an end cover (3) covering one end of the motor base (1). The retainer (2) has at least...
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JP5280949B2 |
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JP5281279B2 |
To improve performance of motor by effectively using magnetic flux of magnet, and to reduce the ratio of using recycled materials by minimizing a runner as flow path of resin. The field magnet has a rectangular shape obtained by continuo...
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JP5280932B2 |
A motor including electrical components laid out to avoid enlargement of the motor. The motor includes a rotor, a cylindrical housing including a closed end and an open end and accommodating the rotor, and an end bracket fixed to the hou...
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JP5277743B2 |
To provide a rotary electric machine improving a torque characteristic by relieving magnetic saturation in a yoke without enlarging the size of the rotary electric machine. A stator includes a cylindrical yoke 1, a plurality of arc-like ...
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JP5272240B2 |
To provide a drive unit, a DC motor and a generator which are simple in constitution. The drive unit 9 comprises: a first shaft 2 and a second shaft 3 which are rotatably supported and have conductivity; a conductive belt 4 which rotates...
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JP5275733B2 |
To provide a direct-current motor which keeps influence by a short circuit of a high-speed drive brush small and achieves low vibration and low noise without using a special specification to a brush and a commutator. A general-purpose co...
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JP5269797B2 |
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JP2013158073A |
To provide a core for a motor that can effectively utilize an entire core as a magnetic path in the core for the motor made of magnetic powder.At a core for a motor and the motor, the shape of the core for the motor which is wound with a...
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JP5263524B2 |
To provide a DC motor with brush, which can be driven even in case one hand in a pair of brushes is faulty, and also provide a motor circuit and an electric power steering apparatus, which are equipped with the DC motor with brush each. ...
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JP2013152006A |
To prevent any leakage from a motor with brush to a rotor.In a joint 100 for coupling an output shaft 41 of a motor with brush to an input shaft 21 of a rotor to be driven by the motor with brush, a first fitting hole 111 in which the ou...
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JP5255904B2 |
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JP5254312B2 |
A vibration motor includes: a core pivotally supported on a shaft; a commutator for supplying electric current to a coil; a commutator holder having through holes extending in an axial direction of the shaft; and chip type varistors fitt...
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JP5253757B2 |
The armature coil (1) has a hollow-cylindrical wire wound coil (2) wound by a winding wire, where a coil mounting plate is inserted into a coil opening of the wound coil. The mounting plate is designed as a printed circuit board (3), to ...
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JP5248087B2 |
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JP5237741B2 |
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JP2013138565A |
To provide an electric blower having low noise without reducing productivity.An electric blower comprises: an armature unit including a rotary shaft 3, an armature core, an armature winding, and a commutator 16; a field unit including a ...
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JP5234044B2 |
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JP5231879B2 |
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JP2013135535A |
To obtain a permanent magnet type rotary electrical machine that is hardly demagnetized, has reduced cogging, and facilitates circumferential direction positioning of a permanent magnet and a yoke.A permanent magnet type rotary electrica...
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JP5225600B2 |
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JP5224564B2 |
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JP5225624B2 |
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JP5225808B2 |
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JP5221520B2 |
A type-A winding represented by a triangle of solid lines is connected to commutator segments such that its one end is connected to an arbitrary commutator segment and its other end is connected to a commutator segment adjacent to the ar...
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JP2013126282A |
To provide a commutator motor which achieves high efficiency, long life and high reliability.A commutator motor includes a rotor 50, a guide 25, a brush 21 and a brush spring 27. The brush 21 includes non-housing faces on a contact face ...
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JP5208004B2 |
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JP2013115970A |
To provide a commutator motor capable of preventing reduction of torque, reducing harmonic components of the current and suppressing the increase of iron loss.The commutator motor includes: a field core 31 of a rectangular tube shape on ...
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JP5196927B2 |
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JP2013090506A |
To provide a brush capable of securely preventing internal conduction even when an insulating layer is reduced or disappeared in thickness due to an adhesive used in a division brush, and a motor including the same.A brush includes a plu...
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JP2013090437A |
To provide an electric motor with which an advance angle can be adjusted easily and inexpensively.An electric motor comprises: a yoke having a cylinder part; a plurality of magnets 42 provided on an inner periphery of the cylinder; and a...
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JP2013081328A |
To provide a DC motor having a metal-plate brush capable of recovering the residual magnetic energy of an armature coil.A brush structure includes an upper sub-brush 53, a lower sub-brush 54, an upper recovery diode 61, and a lower recov...
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JP2013081296A |
To implement accurate and speedy integration of brush members to end covers in a compact DC motor.A band holding frame 4 is lowered onto a jig 2 to insert front brush members 5a, 5b, ..., into either of two brush mounting portions 1a, 1b...
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JP5188981B2 |
A direct current motor with brushes in which an armature is provided with a rotating shaft that is supported by a yoke housing, an armature core that is fitted and fixed to a rotating shaft from the outer side, and a commutator that is p...
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JP5188775B2 |
To provide a small size DC motor which can be reduced in size of a square DC motor without the deterioration of motor characteristics. The small-size DC motor 1 is equipped with a permanent magnet 20 having a hollow cylindrical shape whi...
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JP2013066323A |
To solve a problem in a conventional method that, although it is proposed to eliminate concavity and convexity due to overlapping of wires at the coil end of an armature to reduce the windage loss to thereby increase the efficiency of a ...
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JP5178307B2 |
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JP2013062919A |
To provide an electric motor capable of suppressing the burning of a coil when increasing rotations and reducing torque, preventing the increase of a manufacturing cost, and preventing changes of a shape of a magnet.An armature of an ele...
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JP2013062902A |
To provide a compact rotary electric machine which can continue driving even if an electrical abnormality occurs in a part of the configuration.A stator 15 is housed in a case 20. A rotating shaft 16 is supported rotatably in the case 20...
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JP5174770B2 |
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