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JP5755701B2 |
Disclosed is a step actuator. The step actuator includes a housing; a stator installed in the housing; a rotor positioned radially inward from the stator, the rotor rotating and protruding from one side of the housing; a bearing installe...
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JP2015130760A |
To provide a coil bobbin capable of suppressing displacement of a terminal pin held on a bobbin body even when load directed to one side of an extension direction of the terminal pin is applied to the terminal pin, and to provide a motor...
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JP5749639B2 |
There is provided a stator that suppresses degradation in insulating performance and pressure-resisting performance without an additional insulating member, that can shorten a work time, and improve winding efficiency of a wound wire and...
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JP2015122853A |
To provide a PM-type stepping motor which generates reduced noise when the stepping motor is driven.The PM-type stepping motor comprises a stator 101 disposed between a front plate 116 and an end plate 115 and surrounding a rotor 104. Th...
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JP2015122852A |
To provide a PM-type stepping motor which generates reduced noise when the stepping motor is driven.The PM-type stepping motor comprises a stator 101 disposed between a front plate 116 and an end plate 115 and surrounding a rotor 104. Th...
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JP2015111984A |
To provide a coil bobbin for motor in which noise reduction has been achieved by suppressing vibration and noise, regardless of simple configuration.In the coil bobbin of a claw-pole type motor including a coil bobbin 20 having a cylindr...
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JP5737835B2 |
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JP5730207B2 |
Disclosed is a step actuator. The step actuator includes a housing, a stator in the housing, a rotor including a magnet provided radially inward of the stator and a nut member inserted into the magnet and protruding through one side of t...
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JP5725642B2 |
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JP5723762B2 |
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JP2015095947A |
To provide a claw-pole PM stepping motor in which noise is reduced.A claw-pole PM stepping motor includes a bobbin 330 having a substantially cylindrical portion around which an exciting coil 340 is wound and having a recess formed in th...
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JP2015082942A |
To reduce noise of claw-pole PM stepping motor during drive.In an inner yoke 111 constituting each stator of PM stepping motor having a structure coupling an A phase stator and a B phase stator, the positions of a dowel and a hole of the...
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JP2015059797A |
To provide a watch and a stepping motor capable of enhancing holding torque between a rotor and a stator during impact with a simple structure, and which are hardly affected by the impact.A stepping motor 1 comprises: a rotor 4 having an...
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JP2015046966A |
To provide a claw pole stepping motor with a sensor in which the rotation angle of a rotor can be detected by using a part of a rotor magnet without compromising the performance, and high location accuracy can be ensured even when a coil...
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JP5673174B2 |
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JP5662737B2 |
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JP2015023694A |
To provide a claw pole type stepping motor which achieves low noise and less vibrations while inhibiting cost increase.A claw pole type stepping motor 1 includes: a rotor 16; a coil 6 wound around a coil bobbin 5; and multiple pole teeth...
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JP5658158B2 |
Disclosed is a stepping motor in which the rim of a substrate and the lower surface of the substrate directed toward the outside of a bracket are arranged inside of the bracket to prevent the rim and lower surface of the substrate from p...
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JP2015007584A |
To provide a compact and inexpensive stepping motor capable of easily reducing the step angle of a rotor, to provide a movement for watch, the movement being provided with the stepping motor, and to provide a watch provided with the move...
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JP5653746B2 |
A stepping motor for a meter to rotate a pointer of a meter, the stepping motor for a meter includes: a rotor part having: a cylindrical magnet; and a rotational shaft, which is hollow and made of a resin, and which is molded on an inner...
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JP5653997B2 |
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JP5654256B2 |
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JP2015006126A |
To provide an efficient stepping motor with an integrated brake which is actuated when the stepping motor is powered off using a simple control circuit.A stepping motor has a rotor with permanent magnet rotor poles; a stator with a stato...
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JP5649203B1 |
To provide a high-efficiency stepping motor in which a magnetic force of an exciting coil effectively contributes to a rotational operation of a rotor. A stepping motor 50 according to the present invention has an inner peripheral surfac...
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JP2014241685A |
To provide a motor capable of reducing the volume of sound which is generated when a rotor is accelerated or decelerated.In a motor 1, a magnet 6 is formed with five couples of S poles and N poles at equal angle intervals and in a stator...
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JP5643471B2 |
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JP2014236576A |
To provide an inner rotor motor having a stator employing a square stator core, and capable of achieving torque increase without causing any up-sizing.An inner rotor motor includes a stator having a stator core where a plurality of main ...
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JP5636170B2 |
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JP5631673B2 |
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JP2014212686A |
To provide a stepping motor capable of improving the accuracy of a stop position of a rotor.A stepping motor 1 is provided with an energizing member 9 for energizing a rotor 10 toward an opposite output side L2 in a motor axial direction...
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JP2014212672A |
To provide a stepping motor which is easily assembled, secures stable performance, and is suitable for mass production, and to provide a manufacturing method of the stepping motor.A stepping motor includes: a motor rotary shaft; a first ...
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JP5623219B2 |
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JP5619543B2 |
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JP2014204590A |
To provide a stepping motor in which degradation of performance can be prevented by preventing a yoke from being deformed by the injection molding pressure during insert molding, thereby making the driving sound quieter.Molten synthetic ...
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JP5609514B2 |
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JP5595135B2 |
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JP5596415B2 |
A light adjusting apparatus including: first and second substrates, at least one of which has an aperture; a spacer which defines a distance between the first and second substrates; at least one incident light adjuster which includes a s...
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JP5590860B2 |
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JP5592551B2 |
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JP5587667B2 |
A claw-pole-type stepping motor includes a stator annularly disposed therein and having a coil, a rotor rotatably disposed inside the stator and having a multiply magnetized permanent magnet and a shaft, an outer yoke provided in the sta...
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JP2014163665A |
To solve a problem that, in the case that a sweep stitches continuous hand movement is achieved by an oscillating stepping motor, at the time point when a stepping operation of a rotor is stopped, subsequent teeth of a star wheel driven ...
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JP2014163790A |
To solve the problem that an oscillating step motor using a rotation control member according to prior arts is difficult to miniaturize and has poor accuracy in positioning.A tabular nonmagnetic member is used as a rotation control membe...
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JP2014165930A |
To provide a highly efficient brushless motor capable of downsizing and effectively utilizing magnetic flux of a rotor magnet.A rotor 100 includes: a rotor magnet 103; a pair of rotor yokes 104, 105 on which a dent into which one end par...
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JP5564196B2 |
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JP5563272B2 |
A stepping motor includes: a cylindrical rotor assembly disposed around the rotation axis; a stator assembly including two stator units disposed around the rotor assembly and axially coupled to each other; and a terminal structure dispos...
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JP5555792B2 |
A motor may include a stator formed with a rotor arrangement hole, a rotor disposed in the rotor arrangement hole, and a plate-like member disposed on at least one end side in an axial direction of the stator. The plate-like member is jo...
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JP5550463B2 |
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JP5547021B2 |
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JP5534636B2 |
A magnetic-pole portion can be formed by thread cutting, whereby a motor can be provided at lower cost as compared to a case where the magnetic-pole portion is formed by press-working.
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JP5520175B2 |
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