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JP6543810B2 |
This brush holder assembly includes: a brush holder formed in a disk shape by molding of insulating resin, and including a pair of box fixing sections each including a groove formed from an outer peripheral side toward inside: and brush ...
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JP2019113003A |
To provide a valve timing control device which can suppress the lowering of durability caused by the vibration of a winding part while suppressing the deterioration of an electrical characteristic of the winding part.A valve timing contr...
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JP6543730B2 |
Provided is a direct current (DC) motor in which downsizing of the DC motor is possible while a choke coil and a capacitor are mounted on a brush holder to reduce radio noise. A DC motor includes a brush holder, in which the brush holder...
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JP6539018B2 |
A carbonaceous material is fabricated by kneading of carbon powder and a binder. The carbonaceous material is granulated such that an average particle diameter of the carbonaceous material is 0.3 mm or more. A brush material is fabricate...
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JP6536249B2 |
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JP6536136B2 |
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JP6531206B2 |
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JP6531205B2 |
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JP6531151B2 |
An actuator with switchable releasing speed includes an actuation rod, a screw, and a motor. The motor drives the screw rotating so that the actuation rod axially moves relative to the screw. The motor includes a stator, a rotor, a plura...
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JP6528501B2 |
A motor includes a rotor, a brush card assembly arranged to supply an electric current to the rotor, a housing, a permanent magnet, and a bearing. The rotor includes a core fixed to a shaft, a coil arranged to excite the core and a commu...
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JP6531169B2 |
A device {i.e., a slip-ring or a homopolar motor/generator) (40, 50, 80) is adapted to provide electrical contact between a stator and a rotor (41, 83), and includes: a current-carrying brush-spring (31, 84) mounted on the stator, and ha...
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JP2019088086A |
To provide a DC motor capable of suppressing vibration and noise caused by a magnetic flux density distribution waveform.A motor 100 is a DC motor having a rotor provided with a commutator 7 and being rotatable about a central axis and a...
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JP2019083615A |
To provide a motor which can be stably driven and in which sliding loss can be reduced.Used is a motor including a rotary shaft, a commutator disposed along the outer circumference of the rotary shaft so as to surround the rotary shaft, ...
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JP6519241B2 |
A brush holder has a core side position regulator engaged with a first connection plate to regulate a relative position. The core side position regulator has a projection part projected toward an armature core in the axial direction, and...
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JP2019080478A |
To provide a brushed motor capable of achieving both high output and miniaturization.A brush motor 1 includes: a rotary shaft 60; a stator 20 having magnets 21 to 24; a rotor 30 including a coil unit 31 composed of six coils 31A to 31F a...
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JP6518118B2 |
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JP2019075867A |
To improve the vibration resistance of a pigtail wire and provide no hindrance to downsizing of a DC motor.The DC motor includes a brush holder base that is formed from an insulating material, a brush that supplies power to a commutator,...
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JP2019075909A |
To provide a controller capable of suppressing degradation in the service life of a temperature sensor.The controller includes: an energization control unit for controlling energization through a brush into a magnetic field winding of a ...
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JP2019075850A |
To prevent the positional deviation of a commutator without increasing the number of steps.A rotor comprises: a rotor core 20 including a plurality of teeth parts extended outside in the radial direction around the open hole where a shaf...
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JPWO2018016133A1 |
The power supply mechanism connects the power supply brushes 31a and 31b to an external power supply, and has a first terminal piece 60 having one end connected to the power supply brush and a second terminal piece 62 having one end conn...
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JP6512981B2 |
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JP6513933B2 |
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JP6510881B2 |
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JP6510880B2 |
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JP2019068670A |
To provide: a brush holder device that while manufactured at low cost without requiring any special process control during the manufacture, can be securely reduced in quantity of variation in contact phase angle in an abrasion stage of a...
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JP2019068656A |
To provide a motor capable of securing stable performance.A motor includes a commutator rotating together with a revolving shaft, a carbon brush supplying power to the commutator, and an elastic body for applying an urging force to the c...
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JP6506382B2 |
A monitoring apparatus configured for monitoring a carbon brush of a brush holder assembly of an electrical machine. The monitoring apparatus may include a flexible sensor and a signal processing circuit for processing a signal received ...
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JP2019062666A |
To provide a rotor in which reliability of connection between a commutator and a coil has been improved.The rotor include a shaft 3, a rotor core 2, a coil 7, and a commutator 1. The commutator has a plurality of segments 5 arranged annu...
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JP6502747B2 |
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JP6502180B2 |
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JP6498390B2 |
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JP2019054575A |
To provide a spark detection device for an electric machine slide component which is capable of avoiding non-scheduled stop of an electric machine and can be stably operated, by detecting sparks that are generated in a slide electrificat...
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JP2019054698A |
To provide a dynamo-electric machine capable of suppressing generation of arc discharge, while reducing impulsive electromagnetic noise produced by voltage variation.A dynamo-electric machine 1 is configured so that any one of a pair of ...
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JP6495716B2 |
A carbon product is made of mesocarbon microbeads and graphite. Preferably, the weight percent of mesocarbon microbeads is 50-99% and the weight percent of graphite is 1-50%. Preferably, when the graphite is carbon-graphite, the carbon p...
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JP6491376B2 |
A method of replacing a brush holder includes positioning a handle on the brush holder while the brush holder is connected to a support, rotating the handle relative to the brush holder in a first direction that is clockwise or counter-c...
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JP2019047727A |
To provide a motor with reduced noise, and to provide a rotation device comprising the motor, and to provide a vehicle that comprises an air conditioning system comprising the rotation device.A motor 10 comprises: an amateur 30 having a ...
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JP6487902B2 |
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JP6484342B2 |
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JP6484426B2 |
The present invention provides a rotating machine which can maintain good contact state between the brush and the metal rotating body. A rotating machine of the present invention includes a stator including a stator winding, a rotor incl...
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JP6481434B2 |
In order to facilitate the assembly of the brush assembly and to improve the productivity, the brush device includes a positive side brush subassembly having a positive side brush for feeding a commutator, a positive side brush holder fo...
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JP2019037042A |
To provide a motor that can be easily assembled, and an assembling method of the motor.The motor includes: a case 30 that houses a rotor 5 in a rotatable manner about a rotation shaft 5A and has an open axial end along the rotation shaft...
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JP6480150B2 |
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JP6478827B2 |
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JPWO2018047459A1 |
The commutator (100) is a commutator piece (110) constituting the winding connection portion (101) and the brush sliding portion (102), and the commutator piece (110) in contact with the commutator piece (110). It is provided with a supp...
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JP2019033660A |
To provide a drive device that includes a motor and a control unit for controlling the motor.A drive device includes a motor and a control unit for controlling the motor. The motor includes a motor main body, and an end cap assembly arra...
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JP6474505B2 |
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JP6473890B2 |
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JP6471628B2 |
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JP6468860B2 |
A direct-current commutator motor includes a stator section having a magnet; a rotor section which is rotatably provided in the stator section and has a coil configured to generate a magnetic field by being energized; a commutator which ...
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JP2019022254A |
To provide a rotary electric machine avoiding drop of brush life, while maintaining an arc suppression effect obtained by a high resistance part.A main brush 33 of a rotary electric machine is held in a housing, and is brought into slide...
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