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JP3204502U |
[Subject] A brush, a brush for electric motors which can solve a problem on which irregularity of ripple current increases by unstable contact of a commutator, and a gear motor assembly are provided. [Means for Solution] Brush 200 for el...
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JP2016103473A |
To provide a multilayer carbon brush and a manufacturing method of the same.A carbon brush 10 is constituted of at least two functional layers 12, 14, 16 composed of a conductive material, and an isolating layer 18 composed of an electri...
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JP2016101064A |
To provide a rotary electric machine that is able to improve dynamic balance with fewer steps.The vector Z of centrifugal force opposite to the resultant vector Y of centrifugal force acting on each slip ring bus bar 12u, 12v, 12w on a p...
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JP2016100959A |
To provide a rotary electric machine which inhibits adhesion of abrasion powder of a brush to an oil seal and efficiently cools the oil seal.A rotary electric machine 100 includes: a rotary shaft 3; an inner rotor 11; a slip ring mechani...
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JP2016086526A |
To provide a motor that has a simple structure and is efficient.A motor 10 comprises: a commutator 20 that is fixed to a rotational axis of a rotor 16; a pair of forward rotation brushes 22a and 22b that is slid toward the commutator and...
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JP5918952B2 |
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JP2016082748A |
To provide a rotary electric machine capable of maintaining cooling and electrical conduction to a slip ring and a brush without depending on characteristics of a cooling fluid.A slip ring device 101 accommodated within a slip ring housi...
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JP2016082712A |
To provide a slip ring device capable of maintaining cooling and electrical conduction to a slip ring and a brush without depending on characteristics of a cooling fluid and arrangements of the brush and the slip ring.A slip ring device ...
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JP2016082711A |
To provide a slip ring device capable of maintaining cooling and electrical conduction to a slip ring and a brush without depending on characteristics of a cooling fluid and arrangements of the brush and the slip ring.A slip ring device ...
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JP2016077068A |
To provide a DC motor which is easily assembled, maintained and inspected, and the cost increase of which can be suppressed by simplifying production equipment.The DC motor includes: a yoke 3 having a field magnet; a rotary armature incl...
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JP5916223B2 |
There is provided a cooling structure whose performance for cooling ring members and brushes is enhanced. In a cooling structure applied to a slip ring device including ring members provided to an input shaft and brushes contacting with ...
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JP2016073026A |
To provide a technology for achieving a high-performance motor.A commutator comprises three commutator pieces 66, and a cylinder 70 to which the commutator pieces are annularly attached. The cylinder 70 has a cylindrical part 74 attached...
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JP2016073079A |
To provide a starter capable of reducing the electric resistance of an earth circuit and having excellent initiation performance, while reducing the possibility of melting caused by local increase in current density.A starter 1 comprises...
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JP5912377B2 |
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JP5909047B2 |
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JP5908126B2 |
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JP5908117B2 |
The invention concerns a method of reconditioning a slip ring transmitter of the gold wire type which has a slip ring, in particular a gold ring, for use with a gold wire board as the circuit board, including the steps: removing a gold w...
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JP5901853B1 |
For the purpose of preventing the shaft from being charged in the rotor of a rotating electric machine with an inexpensive configuration, An insulating molded body that holds a pair of slip rings (51a, 51b), a pair of connecting conducto...
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JP5903652B2 |
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JP5898045B2 |
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JP5898165B2 |
A motor includes a cylindrical rotor housing that contains a rotor, a brush holder mounted to an opening of the rotor housing, an end plate, having an electrically conductive part, which holds the brush holder in between the end plate an...
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JP5899408B2 |
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JP5901279B2 |
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JP5896284B2 |
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JP5890461B2 |
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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JP2016034690A |
To provide a polishing tool which tremendously increases tool life and processes a brush contact surface portion of a commutator of a DC motor with a brush, and to provide a polishing method.A tool 100 polishes a brush contact surface po...
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JP5878435B2 |
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JP5877100B2 |
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JP5877002B2 |
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JP5870566B2 |
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JP5873523B2 |
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JP5872202B2 |
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JP5869313B2 |
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JP5865663B2 |
A permanent magnet electric motor includes a rotor and a stator magnetically coupled to the rotor. The rotor includes a shaft, a rotor core fixed to the shaft and having n teeth, n being an integer, a commutator fixed to the shaft adjace...
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JP5864398B2 |
To provide a current-controller capable of performing an electric conduction through a brush appropriately as necessary without overs and shorts for effectively prolonging the brush life.A current-collector 16 of the present invention in...
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JP5862542B2 |
A slip ring device (5) includes ring members (10a-10c) that rotate along with an input shaft, and brushes that contact the ring members (10a-10c). The ring members (10a-10c) have surfaces (11a-11c) that contact the brushes, and a plurali...
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JP5862776B2 |
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JP5854829B2 |
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JP5854185B2 |
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JP5853051B2 |
Disclosed is a motor in which a commutator (10) is provided with connecting wires which short-circuit equipotential segments; brushes (21) are constituted by a low-speed brush (21a), a high-speed brush (21b), and a common brush (21c) use...
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JP5853002B2 |
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JP2016021809A |
To provide a brush holding device capable of installing a brush without temporarily holding a pigtail and to provide an assembly method.The brush holding device of a motor is capable of installing a brush 2 without temporarily holding a ...
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JP2016019380A |
To stabilize a contact state of a brush with a commutator.A brush apparatus 10 includes a brush holder 34 arranged on the radial outside of a commutator 26 and a coil spring 36 arranged in the brush holder 34 and capable of expanding and...
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JP2016015801A |
To obtain a motor with a brush for a fuel pump that reduces short-circuit between adjacent commutators, reduces short-circuit between adjacent commutators obtaining a motor with a brush for a fuel pump whose torque reduction is prevented...
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JP5845505B1 |
To provide a motor and a power transmission mechanism capable of reducing wear of a brush and a commutator and extending the life of the brush and the commutator. The motor 1 includes a commutator 5 and a pair of supply units 10 and 10 t...
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JP5844988B2 |
To prevent occurrence of abnormal wear at a brush and a slip ring because of re-sticking of wear powder generated at a sliding part between the slip ring and the brush.An air stream control plate 97u-1 is held by a holding plate 101-1 at...
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JP5847485B2 |
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JP2016010247A |
To provide a motor capable of suppressing generation of spark and achieving various motor characteristics such as high speed and high torque.A rotor section includes: a shaft 2; a plurality of rotors 6, 7 disposed in the axial direction ...
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JP5840671B2 |
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JP5840903B2 |
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