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JP2019017240A |
To provide an improved DC brush motor capable of operating at a high driving voltage, a household electric appliance using the DC brush motor, and a driving circuit for the household electric appliance.There are provided a DC brush motor...
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JP6462235B2 |
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JP6462810B2 |
In a brush holder accommodating part 26d of a gear housing 26, paired flat surface parts 26c and paired curved parts 26b are alternately disposed so as to be formed into an elliptical shape, one of the paired flat surface parts is formed...
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JP6459764B2 |
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JP6460596B2 |
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JPWO2018012167A1 |
To realize the suppression of voltage drop without providing an additional circuit and to provide a highly reliable engine starting device. In order to solve the above problems, the engine starting device of the present invention is slid...
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JP6456142B2 |
A carbonaceous material is fabricated by kneading of carbon powder and a binder. A particle diameter of the carbonaceous material is adjusted after the fabricated carbonaceous material is granulated. A brush material is fabricated by mix...
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JP6457987B2 |
A motor includes an armature including a commutator, a bracket including a conductive brush and a first wall part, and a first deformable part. The conductive brush is in contact with the commutator. The first wall part includes a first ...
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JP6453658B2 |
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JP6451247B2 |
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JP6451290B2 |
To provide a rotary electric machine having a mechanism for preventing abrasion powder of a brush, which is placed in contact with a rotary shaft, from scattering.A rotary electric machine 1 includes: a rotor shaft 31; a lid 72; a suppor...
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JP2019004619A |
To provide a brush motor capable of preventing a stress from being applied to a capacitor and capable of preventing the capacitor from being damaged.A brush motor 100 comprises: a brush 31 which is provided in contact with a rectifier 13...
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JP6449197B2 |
A drive mechanism including a brushed motor comprises a brushed motor including a commutator having a plurality of commutator segments and a brush contactable to the plurality of commutator segments, a movable member driven by the brushe...
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JP2018207760A |
To provide a brush holder device and a motor with a brush mounting it that can be manufactured at a low cost and can sufficiently achieve a brush holding function and a heat radiation function.By integrally forming a folding back surface...
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JP6443495B2 |
A motor including a magnet, an armature, a common brush, a low-speed drive brush, and a high-speed drive brush is disclosed. The magnet forms four or more magnetic pole portions. The armature includes a rotation shaft, an armature having...
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JP6442031B2 |
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JP2018198475A |
To reduce electric noise.A power feeding device 20 for a motor comprises: a pair of three-terminal capacitors 40 and 42; a pair of brushes 32 and 34 sliding with a commutator integrally rotating with a rotor of a motor main body; and a p...
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JP2018198474A |
To obtain a stable reduction effect of electric noise.A power feeding device 20 for a motor comprises: a pair of three-terminal capacitors 40; a pair of brushes 32 and 34 sliding with a commutator integrally rotating with a rotor of a mo...
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JP2018186655A |
To provide a motor capable of enhancing both a spark suppressing effect and an electric noise removing effect and reducing the number of assembling steps.A rotor includes: a plurality of commutators 13 arranged in the circumferential dir...
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JP2018186689A |
To provide a brush motor capable of suppressing the progress of wear of a brush while preventing e.g., a wearing amount of the brush from being varied in an axial direction.A brush motor comprises, for example: a stator; a rotor which is...
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JP2018186642A |
To manufacture, at low cost, a brush in which one end of a lead wire is buried in a surface part of a high conductivity material that is on an opposite side of a slide contact surface and that is not joined by a low conductivity member.I...
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JP6425254B2 |
A motor includes a commutator, a bracket including a conductive brush, first and second wall parts, and first and second deformable parts. The conductive brush is in contact with the commutator. The first wall part includes a first surfa...
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JP6420914B2 |
Provided is a rotor of a brushed motor capable of reducing the occurrence of contamination during press-fitting of a commutator onto a knurling and reducing defect factors due to rotor contamination to improve productivity. In a rotor of...
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JP6417873B2 |
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JP2018170898A |
To provide a DC motor capable of certainly preventing generation of arc without causing size increase or weight increase of a rotor in a DC motor having a commutator and a brush.A DC motor 100 is provided with: a brush; a rotor 103 rotat...
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JP6413836B2 |
There is provided a motor, the motor comprising (1) a brush unit that is provided at one axial direction side of a motor main body, and that includes a first brush and a second brush, (2) a pair of power supply terminals that are provide...
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JP6413844B2 |
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JP6405911B2 |
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JP6406142B2 |
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JP6401318B2 |
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JP2018529194A |
The present invention relates to a disc blank (18) for forming a commutator piece of a disc commutator, a commutator piece, and a disc commutator formed by this type of commutator piece, and the disc blank (18). 18) comprises a carbon mo...
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JP2018153844A |
To inhibit a wire from being peeled off from a terminal.A wire junction method comprises: a wire set process of inserting a metal wire 20 into an inside of a U-shaped junction 11 formed in a metal tabular terminal 10 and protruding a tip...
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JP2018153013A |
To provide an electric blower in which a sliding failure and a heat deterioration of a carbon brush of the electric blower are prevented, and a vacuum cleaner using the same .A hollow portion 23 in a longer direction is provided at a cen...
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JP6393692B2 |
A motor includes: an end bell mounted on an opening of a cylindrical rotor housing for housing a rotor and is provided with a power-feeding path to the rotor; and a choke coil connected in the middle of the power-feeding path. The choke ...
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JP6390460B2 |
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JP2018137847A |
To prevent a PTC from falling when arranging the PTC inside of a motor, and to surely connect the PTC with terminals.A DC motor 1 comprises a bracket 3 holding a feeding terminal 8, a brush side terminal 6 and a PTC 7 at an internal side...
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JP6379782B2 |
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JP6377518B2 |
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JP6375422B2 |
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JP6372962B2 |
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JP2018522159A |
The present invention primarily relates to starters for automotive thermal engines, where the starter is-at least one electromagnetic switch with a positive electrode output terminal and-at least one electric motor and-a stator with a co...
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JP2018125980A |
To provide a motor that is able to hinder an excessive temperature increase by minimizing electric current concentration on a specific power supply brush, while hindering progress of spark wear of a power supply brush.Among a plurality o...
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JP2018121481A |
To restrain occurrence of crack incident to press fit of a rotary shaft in a commutator more reliably.A commutator 10 has a body 12 composed of a resin material, and a brush slide part 14 provided to be exposed to the end face of the bod...
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JP2018521616A |
The present invention relates to a disc commutator and a drum commutator for an electric motor, having at least two commutator plates, each having a grind surface segment for contacting the carbon brush. However, the plurality of grind s...
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JP6363052B2 |
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JP6361799B2 |
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JP2018113847A |
To provide a brush for an electric motor with a low noise.A brush used for contacted to a commutator, includes a brush main body including two opposite axial direction end surfaces and a projection part projected to the commutator from t...
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JP2018110498A |
To provide an inner rotor type differential transformer in which input and output lead wire lines are not provided on a side of a cylindrical case.The rotary differential transformer includes: a stator core (12A) provided on an inner wal...
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JP2018518933A |
Brush holder assemblies for use in generators with mobile conductive surfaces are provided with brush holders such as brush boxes and are removablely attached to mounting elements on the generator. The carbon brush is slidably arranged t...
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JP2018518009A |
The present invention is the use of carbon composites to make electrical contact elements for fuel pumps operating in a fuel environment, where the contact elements are designed as carbon molds and the carbon composite material is in add...
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