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Matches 1,251 - 1,300 out of 13,228

Document Document Title
JP2014090590A
To provide a slip ring device capable of suppressing brush wear.A slip ring device 5 includes ring members 10a to 10c that rotate with an input axis 4 and brushes 12a to 12c that contact the ring members 10a to 10c. The ring members 10a ...  
JP5491290B2  
JP5485474B2  
JP2014079109A
To provide a brush abnormality detector for a rotary electric machine that can detect abrasion of a brush by using an existing electrical circuit.When a brush 5a is abrading away, a moving contact point 7a fixed to the brush 5a approache...  
JP2014509206A
Medical device 600 contains in magnetic resonance pickup system 602, medical equipment 634, and the medical equipment collector ring assemblies 400 and 500 which supply electric power. Rotating member 402 which the collector ring assembl...  
JP2014064390A
To provide a commutator which suppresses separation of a segment and an insulator.A commutator includes a cylindrical insulator, and a plurality of segments 12 juxtaposed in the circumferential direction on the outer peripheral surface o...  
JP2014050221A
To provide a brush device which can be mounted on a small motor and achieves high durability.A brush device W includes: a carbon brush 10 and a torsion spring 20 which supports the carbon brush 10 and biases the carbon brush 10 in a pred...  
JP2014044939A
To provide a brush reduced in manufacturing cost by facilitating manufacture of a brush and high in positional accuracy of an elastic contact piece.A brush comprises: a support 22 connected to a base 11; and a conductive part 24 integrat...  
JP2014033493A
To provide an electric rotary machine which suppresses roughness of a commutator face, avoids influence of the roughness and can improve brush life.A lower end face of a brush 24 slidably contacts with a surface of a commutator 27 with r...  
JP2014032832A
To provide a dynamo-electric machine in which corrosion can be prevented at the connection of a stator winding and a covered electric wire, and at the interconnection of stator windings, while keeping high workability in the production l...  
JP5412623B2  
JP2014017890A
To provide a rotary electric machine which prevents a fluid from traveling along a space between a conductive member and an insulation member and adhering to a contact part of the conductive member with a brush.A rotary electric machine ...  
JP5399378B2  
JP2014003861A
To connect first brushes with each other and second brushes with each other while inhibiting the radial enlargement of a brush holder device.In a brush holder device 30, a part of a first wire 128 is disposed so as to traverse the lower ...  
JP2013258635A
To provide an electric coupler which is not easily affected by slide noise and enables secure signal transmission and electric power transmission.A compound type electric coupler includes: a slip ring part composed of a conductive brush ...  
JP2013546123A
The present invention relates to spring contact provided with at least one contact field which has a terminal field (24) and a long and slender spring element, and contains the precious metals for slip contact, Spring contact has a condu...  
JP2013243897A
To reduce operating noise and vibration while preventing at least one of a complicated configuration or increased manufacturing cost.A brush motor 10 includes a rotor, brushes 19, and brush holding means (a brush case 21, protrusions 22,...  
JP5356708B2
To provide a low-resistance rotary connector not containing mercury that is a toxic substance. The rotary connector 10 provides a rotating member with electricity from a power supply means. The rotary connector 10 includes a copper roll ...  
JP5340531B2
A rotary electric machine and a commutator for the rotary electric machine are disclosed wherein the commutator includes an insulating member carrying thereon a plurality of commutator segments each having a brush contact surface. Each c...  
JP2013218997A
To provide a roller current collector type rotary collector having a structure for restricting the movement of a roller current connector in an axial direction to have no sliding with any member because a roller current connector type ro...  
JP5314880B2
The holder (2) has a carbon holder forming a guide (38) for a carbon brush (6), and a holding spring (10) provided at the carbon holder. The spring presses the carbon brush against a guide side of the guide with a holding pressure force ...  
JP5317441B2
To provide a carbon commutator in which a bonding state between a riser and a segment is excellent. In a commutator 1 in which a riser metal 5 configuring the commutator is bonded to a segment 3 using solder, a segment bonding portion eq...  
JP2013201821A
To provide a brush holder that facilitates connection of pigtails and terminals and that is also inexpensively manufacturable.A brush holder 22 includes: a first end that holds brushes 23 and 24 for feeding an armature; a second end E2 t...  
JP2013192427A
To provide a slip ring device the cooling efficiency of which can be enhanced when compared with prior art.A slip ring device 10A comprises: a slip ring 11 provided on a rotating shaft 1; and a brush 12 being pressed against the surface ...  
JP2013188124A
To increase endurance time of a DC motor having a commutator and brushes.A commutator device for a DC motor includes: two vacancies disposed side by side in the inside of each of first and second plastic molded objects fixed to an outer ...  
JP2013183559A
To provide a slip ring device which inhibits scattering of wear powder and improves the cooling efficiency of slip rings and brushes.A slip ring device 20 includes: slip rings 21 provided at a first rotation shaft 12 rotating around an a...  
JP5284461B2  
JP5281077B2  
JP5279960B2  
JP5272039B2
The present invention provides a freely rotatable electrical conduction structure including at least two cylindrical electrical conduction portions, an insulated material portion and at least two electrical conduction terminals. The at l...  
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...  
JP2013161592A
To provide a terminal junction structure that is reducible in man-hour of joining between a bundle conductor and a terminal tool and increased in junction area and junction strength, a rotary electric machine with the structure, and a me...  
JP5261486B2  
JP2013152914A
To solve a problem that abrasion powder is generated by contact between an outer peripheral member having a circular inner peripheral surface, an outer peripheral surface of a shaft body coaxially arranged with the outer peripheral membe...  
JP2013143183A
To secure a stable operation without backlash or fluctuation in the axis direction in a rotary connector device that uses a conductive ring and a conductive brush.A rotary unit 40 comprises: a base part 41 rotatably supported as seated o...  
JP2013143184A
To prevent occurrence of electrical conduction failure on the rotation side, in a rotary connector device using a rotation side conductive ring and a stationary side conductive brush.A base 41 extends conductive pins 70 from equally spac...  
JP5237742B2  
JP5241180B2  
JP2013138010A
To provide a small and multipolar slip ring where high density of annular electrode patterns is achieved, and to provide a manufacturing method of the slip ring.In a slip ring 80 according to this invention, through holes 38 are formed s...  
JP5224272B2  
JP5220674B2  
JP5221428B2  
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 ...  
JP5214954B2  
JP5213871B2  
JP3184109U
[Subject] Even if it does not move the code reel itself substantially, do not cause generating of a code reel which can supply electric power to devices, such as electric machinery and a household appliance, and failure by a code reel pa...  
JP2013116000A
To provide a motor capable of suppressing poor connection between a connector side terminal and a brush side terminal.A motor includes a connector part. The connector part has press-fitting protrusions 55a press-fitted into press-fitting...  
JP2013114817A
To improve assembling efficiency and a life of a product.Each sliding contact provided relatively rotatably to a conductive ring of a first substrate, fixedly supported to a second substrate and sliding on the conductive ring of the firs...  
JP5203011B2  
JP2013106439A
To provide a motor control device mounted with a memory element in which a program for motor control is appropriately written by on-board.A motor control device 1 of the present invention includes: a circuit board 10 with a memory 13 dis...  

Matches 1,251 - 1,300 out of 13,228