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JP2006050736A |
To provide a brush having a boundary surface simply and visually confirmed during an operation and disposed between a low resistance layer and high and intermediate resistance layers located under the low resistance layer.In the brush co...
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JP2006504377A |
The invention relates to a commutator for an electrical machine, comprising a carrier body (1) produced from a moulding material, and a plurality of metallic conductor segments (3) which are homogeneously arranged on said carrier body ab...
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JP3741834B2 |
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JP2006025568A |
To provide a metal graphite brush that suppresses an increase in specific resistance under high temperature and high humidity and that is highly reliable.With regard to a metal graphite brush containing an organic compound including satu...
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JP3736743B2 |
To provide at lower cost a brush of which the connection resistance of a lead wire is low and stable, although a lead wire is inserted into the brush body from the low conductive member side. The brush comprises a brush body 10 which is ...
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JP2006014529A |
To prevent a sliding failure that is caused to occur by dust particles that enter a gap between a brush holder and a carbon brush.The brush holder 1a is constituted of a base 12 which is fixed with screws and the like to a prescribed pos...
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JP3731210B2 |
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JP2006004938A |
To provide two different material properties in a single sliding contact by forming the structure of the sliding contact from two different starting parts.The sliding contact is characterized in that a sliding contact body 2 is located a...
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JP2006004802A |
To provide a small-sized rotating connector in which downsizing of the whole device is possible by making a board to have a structure which is capable of surface mounting while enabling rotation by a connector unit.This is the rotating c...
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JP2005354795A |
To provide a grounding structure for a motor by which the tip end of a grounding terminal can be simply and positively brought into contact with the opening end surface of a yoke to surely reduce electric noises in a given frequency rang...
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JP3728830B2 |
To smoothen the slide between a brush and a commutator, and to lower the brush noise by including the material for generating chemical species to be adsorbed to graphite in an electric brush, which is mainly composed of graphite, copper ...
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JP3725834B2 |
To provide a method and an apparatus for performing microanalysis and micro synthesis analysis and procedure. A method is provided, where the method uses the micro systemplatform having a micro fluid engineering component, a resistive he...
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JP2005326432A |
To provide a method and an apparatus for performing microanalysis, micro synthesis analysis and procedures.A microsystem platform comprises a microfluidics component, a resistive heater element, a temperature-sensitive element, a mixed s...
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JP3719517B2 |
To provide a graphite brush which is unlikely to wear out, irrespective of the temperature in operation and corresponds to a prolonged lifetime, and a motor which is equipped with the graphite brush. The graphite brush 1, which supplies ...
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JP2005327563A |
To provide a rotary connector of a small size, rotation freely connecting many conductive wires between an image display part and an operation part.The rotary connector is composed of: a first member 5 on which, a plurality of concentric...
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JP2005323461A |
To provide a brush holder which can prevent the slip-out of a pigtail by a simple constitution.The brush holder 1 is equipped with a plate-shaped brush holder base 3 and a holder body 4 which is U-shaped in cross-section and fixed so tha...
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JP3717827B2 |
To solve the problems of durability, cost, weight, etc., in a conventional way where some tires of a truck are spiked and a collective current is led to a measurement instrument through a rail so as to detect the collective current of a ...
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JP2005310434A |
To provide a manufacturing method of a metal graphitic brush capable of suppressing jumping of the brush in a high-speed rotation, having high contact resistance, and capable of reducing wear of the brush and of extending its service lif...
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JP3711484B2 |
To provide a brush holder which improves its productivity by molding itself of synthetic resin or the like, and lowers the temperature of a brush holder and does not cause thermal transformation, by contriving the form of the section to ...
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JP2005304115A |
To provide a metal graphite brush capable of reducing an electric loss without increasing electric resistance at a lead wire burying part and without impairing sliding characteristics.In the metal graphite brush having a three-layer stru...
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JP2005304183A |
To prevent a brush from being deformed at an initial assembling time by increasing the number of brush segments by reducing the occupying area of the brush segment or increasing the width of the brush segment by obtaining a long lifetime...
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JP2005302512A |
To provide an electric brush in which electric loss can be reduced without losing sliding characteristics even after being left under an atmosphere of high temperature and high humidity, particularly an increase of a voltage deterioratio...
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JP2005304257A |
To provide a rotating motor, a motor for electric power steering and a manufacturing method for the same, capable of forming a carbon film having a uniform thickness on the outer peripheral surface of a commutator, without requiring a sp...
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JP3711174B2 |
To provide a life time with which the abrasion rate of a brush exceeds 1500 hours by setting the rate and the effective density of the copper or copper alloy of a sintered copper/graphite composite material to be within specified ranges ...
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JP2005295747A |
To provide an electric contact mechanism for a small-sized motor in which a mechanical wear and an electric wear are reduced and an improvement in the durability of an electric contact is possible.In the electric contact mechanism of the...
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JP3708344B2 |
To prevent an electric wire from being twisted round the axis even if the number of revolutions heightens. A guide 3 of an outer cylinder member 2 is engaged with a spiral guide groove 1a provided in an inner shaft member 1, and contacts...
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JP2005285438A |
To provide a brush with little abrasion at high temperature, and manufacturing method of the same.The brush contains carbon material made of graphite or graphite and amorphous carbon, fullerene, copper powder, and resin. The brush is man...
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JP2005285467A |
To provide a multi-layered brush 11 capable of restraining the lowering of its life, and expected to sharply improve an output by reducing the resistance of a low-resistance material 11b to its limit, while maintaining resistance necessa...
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JP2005287120A |
To provide a commutator in which an electric wear is reduced by decreasing an electric discharge between a brush and a contact member.The contact member 71 of the respective segments 61-68 of the commutator 60 has a first contact part 71...
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JP2005530466A |
A brush assembly has a base with a member to secure the base to a motor end cap assembly. A brush housing is associated with the base. The brush housing includes first and second open ends. A brush, defining an axis, is slidably supporte...
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JP2005272104A |
To solve the following problem: a cord of an electric apparatus cannot be smoothly rewound due to a reaction which deflects one end of the cord (plug) like a soft cane.This electric apparatus includes: a housing; an electric mechanism st...
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JP2005278228A |
To provide a metal graphite brush suppressing surface roughening due to sliding indentations, deterioration of noise and occurrence of copper dragging by dispensing the load from the brush or friction with the brush at the time of slidin...
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JP3702279B2 |
To provide a carbon brush of high absorption work efficiency and long life, while roughening of a commutator surface is prevented. The carbon brush comprises a filler and a thermo-setting resin or pitch, which is to be a binder, containi...
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JP3702280B2 |
To provide a resin-curing carbon brush which gives good working efficiency, can realize a longer life, and can prevent roughening of the surface of a commutor. The resin-curing carbon brush consists of a filler, and a thermosetting resin...
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JP2005263945A |
To provide a phenolic resin molding material for a commutator in which mechanical strength is maintained at a practical level compared with a conventional phenolic resin molding material for a commutator containing glass fiber as a main ...
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JP2005269780A |
To provide a motor feeding brush that can suppress the deterioration of performance caused by the movement of the motor feeding brush accompanied by the movement of a commutator, and to provide a motor equipped with the motor feeding bru...
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JP3699398B2 |
A flat commutator for an electrical machine comprises a support body (1) made of an insulating molding compound, a plurality of conductor segments (3) and an equal number of carbon segments (4), which are disposed at the ends and are con...
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JP2005261150A |
To obtain long life by removing unnecessary portion of the tip of a sliding portion and by preventing locking and the like even if brushes are worn out.Each base 1a of a pair of positive and negative plate brushes 1 is arranged on a brus...
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JP2005261191A |
To provide a commutator for electric motor having an interference suppressing function.The commutator for electric motor comprises a supporting ring 11, a plurality of metal segments 12 arranged around the supporting ring, and a pluralit...
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JP2005528072A |
The commutator has a cylindrical collector ( 1 ), disposed on a motor armature shaft, and electrical-contact means ( 4, 5 ), which during one rotation of the collector ( 1 ) touch at least two each of a plurality of commutator lamination...
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JP2005245159A |
To provide a DC motor brush which wears little under a high temperature, and a manufacturing method thereof.The DC motor brush contains a carbon material containing a graphite or graphite and a noncrystalline carbon, gas phase grown carb...
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JP2005527083A |
A hinge for an electronic device, such as a notebook computer, a personal digital assistant, a cellular telephone, a portable compact disc player and the like, includes a body member and at least one contact provided on the body member. ...
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JP2005525775A |
A holder for a carbon brush, particularly one which may be applied to a commutator, includes a spring element with a fixing section and a support section for housing the carbon brush. According to the invention, a secure fixing of the ca...
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JP3687301B2 |
To provide a manufacture method of an upper layer coil conductor which can be shaped in an optimum shape. In a workpiece 10 held to a cushion block 15 with an upper mold frame 13, when an end face lock punch slide cam 20 is lowered down,...
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JP2005223974A |
To provide the fixing structure for a brush in a DC motor, capable of readily fixing the brush to a brush holder.In the fixing structure of a brush 26, coming into resilient contact with the commutator 24 of the armature 22 in a DC motor...
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JP3683530B2 |
A power supply motor brushes 25 for a current carrying device is arranged in a sensor power supplying unit 21 with a sensor. This allows connecting terminals 5 of the sensor power supplying unit 1 and receiving connectors 7 of a DC motor...
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JP2005218268A |
To provide an electric motor with commutator in which a rotating strength (centrifugal strength) of a coil conductor in coil connections can be improved without increasing the manufacturing processes, and without increasing the costs.In ...
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JP3677581B2 |
To reduce the overall size and weight of a grounding and contacting device and to decrease maintenance and inspection operations by simplifying its structure of the device used for current transmission between the fixed car part of a tra...
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JP2005204387A |
To provide a commutator having a short manufacturing time and a low cost and to provide a motor using the same and a fuel pump.An armature 50 has six bobbins 60 installed in a rotating direction, and a coil 62 is wound on each bobbin 60....
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JP2005198477A |
To provide an electric commutator brush that makes it possible to reduce electrical loss without impairing the sliding property.The electric commutator brush is of a three-layered structure and comprises a high-resistance layer 1, a medi...
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