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Matches 851 - 900 out of 10,755

Document Document Title
JP2014114875A
To provide a static pressure fluid guide device capable of reducing power consumption at the time of linear motion of a movable body to a support body, and capable of enhancing attenuation performance to vibration.In a static pressure fl...  
JP5532175B1  
JP2014111951A
To provide a spindle device that enhances the rigidity of static pressure bearings.A spindle device 1 comprises: a housing 2; a motor 4 provided on the anti-load side of the housing 2; a main shaft 3 including a disk 10 and rotated by th...  
JP2014514519A  
JP5523438B2  
JP5522739B2  
JP5525348B2  
JP2014110653A
To provide an electromagnetic rotating device and a vacuum pump equipped with the same, that can be downsized and that can reduce cost by consuming a power at regeneration at an electromagnet coil of a magnetic bearing device.A motor vol...  
JP2014108503A
To provide a static pressure fluid guiding device which can keep high rigidity between guideways stably even if unevenness is caused in a processing accuracy and an assembling accuracy, and a machine tool using the static pressure fluid ...  
JP5517928B2  
JP5518196B2  
JP5521453B2  
JP2014104515A
To provide a thermal deformation prevention device which in simultaneous working of surface-rear surface of a thin disk-like workpiece, restrains thermal deformation of a static pressure pad for hydrostatically supporting both surface an...  
JP5509148B2  
JP5510429B2  
JP5509970B2  
JP5514837B2  
JP2014098424A
To increase a radial pinning force without causing upsizing of a device.A super conductive pump 10 comprises: a rotating body part 14 including a rotating shaft 38, a first magnet part 32 fixed to the rotating shaft 38, and a second magn...  
JP5504532B2  
JP2014095424A
To provide a magnetic pressure type hydrostatic pressure guide device capable of making the floating amount of a moving body uniform by appropriately setting installation positions of a sliding surface and magnetic attraction means and i...  
JP5495172B2  
JP5489776B2  
JP2014084825A
To shorten the lengths of rotating shafts in a two-shaft vacuum pump provided with magnetic bearings.A vacuum pump comprises: two rotating shafts that are arranged in parallel and synchronously rotate on two respective axes; and magnetic...  
JP2014074492A
To provide a magnetic bearing capable of reducing leakage magnetic flux between teeth.A predetermined teeth (24) is formed such that an interval (P1) with one side teeth (24) gotten lined up on both sides in the circumferential direction...  
JP2014070733A
To provide a fluid flow adjustor of a rotary type.A fluid flow adjustor of a rotary type for controlling flow of fluid includes a main body and a rotator. The main body includes an upper cover, a bearing and a lower cover. The upper cove...  
JP5470085B2  
JP2014062580A
To provide a static pressure gas bearing capable of performing highly precise guiding by increasing fastening rigidity.A static pressure gas bearing includes a mover, a guide part which has a surface opposite to the mover and contains an...  
JP5465249B2  
JP5464680B2  
JP2014059059A
To provide a rotary apparatus for a vacuum pump or a turbo molecular pump allowed to be continuously and surely operated without generating abrasion even at an extremely hight rotational frequency and allowing generation of only a slight...  
JP2014059058A
To ensure stability of correction of rotor precession movements regardless of speed of rotation of a rotor.There is provided a command procedure for an active magnetic bearing. The magnetic bearing comprises: a series of electromagnetic ...  
JP2014058932A
To enhance damping effect on vibrations transmitted from a rotor to a housing.A damping mechanism 50 comprises an inner ring 51, an outer ring 52, a spring plate 53, and a thrust stopper 55. A base portion 51a of the inner ring 51 and an...  
JP5454074B2  
JP5452485B2  
JP2014506979A  
JP2014051995A
To provide a three-axis active control type magnetic bearing that is easily produced and has improved mechanical strength.A three-axis active control type magnetic bearing comprises a radial winding 1, a radial control stator 2, a perman...  
JP5445887B2  
JP5449892B2  
JP2014047827A
To provide a static pressure gas bearing spindle device capable of suppressing vibrations of a rotation member.A static pressure gas bearing spindle device 30 includes a rotation member 1, a thrust bearing sleeve part 5 and a journal bea...  
JP2014043928A
To provide a forward/backward slight movement rotary bearing having a simple structure, reduced in noise, free from a lubricant, and having high durability.A forward/backward slight movement rotary bearing 100 includes a disc-shaped moun...  
JP2014043918A
To provide a static pressure gas radial bearing capable of uniformly discharging compressed air from the whole face of a bearing face, and achieving high restriction effect.A static pressure gas radial bearing 1A includes a cylindrical f...  
JP2014043834A
To provide a centrifugal compressor which includes auxiliary bearings for supporting a shaft when the shaft journaled by a magnetic bearing is displaced from a reference position, and in which the axial movement of the shaft is reliably ...  
JP2014045548A
To provide a magnetic bearing vacuum pump in which open circuit of a sensor can be detected even if both of a pair of displacement sensors are open-circuited.In a magnetic bearing vacuum pump in which the difference value of sensor signa...  
JP5439508B2  
JP5440792B2  
JP5435378B2  
JP2014037821A
To provide a vertical axis windmill allowing easy centering, not affected by a wind direction, reducing friction owing to magnetic levitation, and generating less noise.Each of permanent magnets (2) having the same pole is mounted on a f...  
JP5426820B2  
JP5425723B2  
JP5428704B2  

Matches 851 - 900 out of 10,755