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JP4380278B2 |
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JP4374934B2 |
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JP2009278758A |
To smoothly and intermittently continue power without enlarging a device and increasing the number of components and to reduce shock when power is intermittently continued.A power transmitter is provided with a drive disk 10 and a driven...
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JP4356433B2 |
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JP4349864B2 |
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JP4342024B2 |
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JP2009232528A |
To provide an eddy-current braking device with the enhanced braking force in a high rotation range.An eddy-current retarder 1 includes: a rotating drum 33 provided on a rotating shaft and formed of a magnetic and conductive material; a c...
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JP4340343B2 |
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JP4322165B2 |
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JP2009177863A |
To provide a disk type magnetic coupling which can prevent adhesion or collision of the magnetic poles of two magnetic disks by a simple work with a light force and can align the central axis of rotation easily, and to provide its assemb...
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JP4296835B2 |
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JP4296839B2 |
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JP4296836B2 |
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JP2009127674A |
To provide a contact-free power transmission mechanism capable of improving transmission torque regardless of employing a magnet ring of the same size.The non-contact type power transmission mechanism utilizing magnetic force of a magnet...
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JP2009131104A |
To provide a transfer robot with direct drive motors available in an atmosphere without air, which monitors bearings effectively and quickly returns to its operational state when an abnormality occurs.The abnormality of the bearings 19 a...
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JP4276785B2 |
A magnetic slip clutch (26,415) is disclosed, which may be fully uncoupled, fully coupled, or coupled in a modulated manner for transmission of variable torque. One use of the clutch is to provide a variable speed drive of a fan (24,424)...
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JP2009124938A |
To provide an electric machinery for sandwiching magnetic poles of a permanent magnet, by using magnetic poles excited by a conduction winding which can avoid the fall of the magnetic poles of the permanent magnet, and which can also avo...
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JP4266444B2 |
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JP2009095173A |
To provide a counter rotor mechanism capable of increasing flexibility in setting a speed ratio between the input side and the output side without excessively upsizing the structure when the counter rotor mechanism is used as a power tra...
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JP4252197B2 |
To prevent the fluctuation of the number of revolution caused by the fluctuation of power voltage in a current fixed control mode. The DC voltage of a power source is given to the inverted terminal of an operation amplifier OP1 and a mot...
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JP4247099B2 |
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JP2009038945A |
To provide a magnetic drive mechanism that reduces a magnetic resistance arising among permanent magnets and brings out smooth drive.A magnetic drive mechanism includes a rotating means, a rotation transmission means provided on the axis...
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JP2009012681A |
To provide a driving force transmission device for a hybrid vehicle capable of preventing a two-way clutch from being switched to an engagement state while traveling by the drive of an engine.The driving force transmission device for the...
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JP2009005516A |
To increase a braking force density without upsizing a braking device.This braking device includes: a braking mechanism 100 having a braking unit 1, which is provided on one member out of relatively movable members and respectively provi...
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JP4205746B2 |
An adjustable coupler has a rotary magnet rotor with magnet modules gaps from electroconductive elements on an electroconductive rotor. The magnet modules each have two side-by-side permanent magnets with their respective poles reversed ...
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JP4205171B2 |
An adjustable coupler has a group of magnet rotors with permanent magnets separated by air gaps from non-ferrous conductor elements presented by a group of conductor rotors. The air gaps are adjusted by axial movement of one of the group...
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JP4199657B2 |
In a magnetic coupler, a pair of magnet rotors is slidably mounted on rods. Ferrous material on the conductor rotors attracts the permanent magnets in the magnet rotors. Under static or relative static conditions, the attractive force ur...
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JP2008545366A |
A torque converter device includes a first body having a first radius and a first thickness, a first plurality of magnets mounted in the first body, the first plurality of magnets including a plurality of magnet pairs, each of the magnet...
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JP4192227B2 |
In a resonating assembly, a beam having a pickup thereon is positioned proximate to a magnet which passes across the pick up at a predetermined frequency. The passage of the magnet across the pick up establishes an alternating magnetic f...
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JP4179634B2 |
PCT No. PCT/EP98/01867 Sec. 371 Date Dec. 1, 1998 Sec. 102(e) Date Dec. 1, 1998 PCT Filed Mar. 31, 1998 PCT Pub. No. WO98/44619 PCT Pub. Date Oct. 8, 1998A micro motor is manufactured by slipping the parts (24a, 24b) of a stator (24) on ...
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JP4179635B2 |
PCT No. PCT/EP98/01867 Sec. 371 Date Dec. 1, 1998 Sec. 102(e) Date Dec. 1, 1998 PCT Filed Mar. 31, 1998 PCT Pub. No. WO98/44619 PCT Pub. Date Oct. 8, 1998A micro motor is manufactured by slipping the parts (24a, 24b) of a stator (24) on ...
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JP2008271765A |
To provide a brake for holding motor which is specialized in the function of holding a rotating shaft, with a wire connection circuit being simplified for smaller size and lower cost, while cogging force is eliminated at releasing of bra...
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JP2008253062A |
To support a driven shaft and a driving shaft, with relatively low rigidity in a non-contact type driving force transmission device.This device drives a main roller 16a in a chamber 10 from the outside of the chamber 10 in a noncontact m...
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JP4162476B2 |
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JP2008220142A |
To provide a method in which a rotating force input into a small rotating body is made to be further transmitted to a large rotating body after the large rotating body is also rotated one time without contact with each other, and then, b...
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JP4143943B2 |
In a gearing stage, a driving first wheel has a ferromagnetic profiled rib which is circumferential in one thread, whereas a second driven wheel has permanently magnetic profiled ribs which are disposed in a multi-start manner and which ...
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JP2008535462A |
A primary disc and the secondary discs are each fitted with magnetic means, typically in the form of permanent magnets of the same polarity, located along a radial line from the centre point of the discs, and arranged generally transvers...
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JP4126603B2 |
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JP4117906B2 |
A power transfer assembly has a magnet rotor with permanent magnets co-acting with a pair of electroconductive rings on a conductor rotor. The rotary axes of the two rotors are in laterally spaced parallel relation with one of the rotors...
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JP4120009B2 |
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JP2004535147T5 |
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JP2008141927A |
To turn on/off a brake in a non-contact manner with respect to an object by using a magnetic attraction body in which magnetic attraction is turned on/off by rotation of a rotary magnetic body.A structure and method for fixing an object ...
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JP2008133095A |
To provide a roller conveyor capable of being inexpensively manufactured to allow easy adjustment of the axial center of a driving shaft having a magnet ring for transmitting power to a carrying roller.In the roller conveyor, a driven ma...
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JP4100323B2 |
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JP4084572B2 |
An electronically controlled magnetorheological fluid based fan drive assembly 60 used to increase the rotational speed of a coupled radiator cooling fan. Introducing a magnetic field within a working chamber 99 between a drive ring 74 a...
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JP4075616B2 |
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JP2008072896A |
To provide permanent magnet coupling that can function in place of a variable speed drive (VSD) apparatus.A conductor rotor unit 22 and a pair of magnet rotors 24, 25 are attached to a coaxial shaft 20 and an output shaft 21. The magnet ...
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JP4067059B2 |
An adjustable coupler has a rotary magnet rotor with magnet modules gaps from electroconductive elements on an electroconductive rotor. The magnet modules each have two side-by-side permanent magnets with their respective poles reversed ...
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JP2008067555A |
To provide a rotor assembly where a driving force transmission component is assembled to a rotor which has a simple structure and can easily be manufactured, and in which multiple types of driving force transmission components can be rea...
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JP4057319B2 |
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