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JP2010116918A |
To provide a rotor for a turbomachine capable of avoiding contact of an array of blades 13 of an impeller 4 with a casing wall 14 of the turbomachine when an overload is applied to thrust bearings 6 and 6' in regard to a rotor 1 for the ...
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JP4464706B2 |
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JP4460730B2 |
A spindle motor comprises a double row bearing device (4) including a shaft (5), a sleeve (9) surrounding the shaft (5), and a pair of upper and lower rows of balls (12a,12b). A cylindrical bearing holder (2) extends upwardly from a base...
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JP2010101440A |
To obtain a bearing capable of more securely preventing displacement of a bearing outer ring to the axial direction and an elevator hoisting machine using the same.The bearing outer ring 17 faces to outer peripheral surfaces of first/sec...
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JP2010101491A |
To provide a device for defying such a conventional idea that a bearing device is constructed to compensate for potentially-generated most strong axial force which derives from the operation of equipment.A shaft bearing has an inside rin...
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JP2010096207A |
To prevent a rolling bearing for a rail vehicle from causing electrolytic corrosion without using a ground brush and also without changing the components of the bearing.A rolling bearing unit for the rail vehicle is adjacently disposed w...
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JP4457582B2 |
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JP2010089664A |
To provide a bearing device for a wheel capable of maintaining the face-runout accuracy of a wheel attaching flange while reducing the weight, and improving its durability by enhancing the strength of the wheel attaching flange.In the be...
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JP2010090946A |
To provide a divided rolling bearing easy to obtain a predetermined amount of insertion when fastening a divided raceway ring by using an inserting member.A slit 8 is formed at the center in the cross direction of a wall part 3 of the di...
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JP2010091066A |
To provide a bearing device having simple construction preventing an unnecessary slip at starting rotation, suppressing a rise of a preload during high-speed rotation, and securing high spindle rigidity.A spindle 3 of a machine tool is i...
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JP2010091065A |
To provide a bearing device having simple construction preventing an unnecessary slip inside bearings when a fixed-position preload escapes.A spindle 3 of a machine tool is installed on a housing 2 via the load-side bearing 5A and the co...
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JP2010090942A |
To provide a bearing device having a lighter weight, lower torque and higher rigidity and capable of being easily installed on another component such as a robot arm.The bearing device comprises a pair of angular ball bearings 11 arranged...
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JP2010090993A |
To provide a bearing unit, which can retain lubricating oil to contribute to cooling, and guide the lubricating oil out of the bearing unit, and further can improve the handleability of components in assembling.A lubricating oil introduc...
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JP4455182B2 |
To provide a bearing device for a wheel, improving durability by securing appropriate preload during straight running and bearing rigidity during turning. The bearing device for the wheel has an angular contact ball bearing provided with...
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JP4449716B2 |
To provide a bearing pre-load mechanism capable of preventing occurrence of pre-load offsetting by thrust from a helical gear when rotating reversely and driving in a helical gear type driving transmission unit constituting a casing by l...
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JP4449683B2 |
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JP2010078003A |
To provide a speed-up device of a wind-driven generator and a support mechanism of a rotating shaft, capable of inexpensively restraining the occurrence of sliding in a bearing.This speed-up device 10 of the wind-driven generator is prov...
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JP2010071310A |
To provide a rotary body support device capable of restraining vibration of a rotary body, when a rotational frequency of the rotary body passes through a resonance frequency of the rotary body.A control means 34 controls a support rigid...
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JP4443876B2 |
The device has a rotor housing with at least one fluid feed channel and a turbine rotor feeding the fluid via a variable turbine geometry control grating. A roller bearing is arranged between a displacement ring and a ring for reversible...
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JP4442610B2 |
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JP3158339U |
To provide a pressure adjusting mechanism of a kingpin bearing which does not cause the kingpin to fall off and can easily perform a pressure adjusting operation. A second shaft portion 43 having a kingpin 40 on the upper portion connect...
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JP2010508480A |
A bearing arrangement for rotatable mounting of a planet gear on a planet carrier, which has two tapered roller bearings arranged with an axial spacing to one another. In order to increase the load capacity of the bearing arrangement, at...
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JP4433922B2 |
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JP2010054004A |
To stabilize quality without causing a hardening failure of adhesive.This manufacturing method for a rolling bearing unit 10 comprises: a fitting step of fitting rolling bearings 1A, 1B to a shaft 13 or a sleeve 23; an applying step of a...
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JP4428117B2 |
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JP2010047058A |
To provide a wheel bearing device and an axle module capable of suppressing rattling in a circumferential direction, excellent in the connection work efficiency of a hub wheel and an outer joint member of a constant velocity universal jo...
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JP2010047092A |
To provide a bearing device for a wheel which makes bearing rigidity at a drive wheel side and at a driven wheel side identical, and reduces cost by standardizing parts.In the bearing device for the wheel at the driven wheel side, a cone...
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JP2010506121A |
A radial cylinder roller bearing that has an outer ring and an inner ring, both of which have a cylindrical running surface for cylinder rollers of at least one row of cylinder rollers. Each cylinder roller is braced between a loose marg...
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JP2010038206A |
To provide a bearing device having superior rotational smoothness and durability that suppresses the occurrence of deterioration of pressurization in a bearing means caused by thermal expansion and the occurrence of a gap between an oute...
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JP2010031973A |
To improve rotation accuracy in a thrust direction of a dynamic bearing device furthermore.The dynamic bearing device 1 includes: a shaft member 2 having a shaft part 2a and a flange part 2b; a bearing sleeve 8 disposed to an outer perip...
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JP4408766B2 |
To provide a bearing device with an IC tag for a wheel by which information regarding a bearing, especially, a preload amount or a bearing gap can be easily confirmed in the bearing device for the wheel to which preload is imparted by ca...
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JP2010019287A |
To provide a deep groove ball bearing and a preload applying method therefor capable of suppressing a cage sound.The direction for applying a preload to an inner ring 2 of the deep groove ball bearing 1 having the inner ring 2 having an ...
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JP4405442B2 |
In a pinion motor having a pinion formed on the motor shaft that is supported by a load side bearing and a counter-load side bearing, the motor includes an accompanying instrument that requires precise control of the axial distance with ...
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JP4398539B2 |
A scroll-type compressor includes a fixed first scroll member, an orbital second scroll member, and a ball coupling provided as a rotation preventing mechanism for the second scroll member. The ball coupling has a pair of integrally form...
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JP4395752B2 |
To provide a compact rotation holding device which is easily decomposed and has an appropriate seal. Since a cooling water seal 110 and a vacuum seal 109 are arranged in the inner part of the radial direction of bearings 107 and 111, the...
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JP2010001897A |
To provide a bearing structure capable of reducing the occurrence of damage and deformation of a bearing, while preventing permanent set of a preload member.This bearing structure includes a rotary part 1 for receiving driving force from...
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JP4393783B2 |
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JP4389729B2 |
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JP2009293731A |
To provide a bearing device for a wheel which assures durability by restraining an inner ring from deforming accompanying a caulking process and simultaneously preventing the inner ring from riding on its shoulder while being reduced in ...
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JP2009293614A |
To realize smooth and stable rotation of a turbocharger by accurately managing positioning of an outer ring of a rolling bearing.In a bearing structure of the turbocharger 100, angular rolling bearings 20, 21 are respectively mounted to ...
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JP4386349B2 |
According to the present invention, there is provided a bearing apparatus for a wheel of vehicle comprising a hub wheel integrally formed therewith a wheel mounting flange on the periphery at one end thereof, and a double row rolling bea...
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JP2009287590A |
To provide a bearing device having reduced friction force along the rotation of a rotor, and also to provide an image forming device having the same.The image forming device 10 has a photoreceptor 20, and the bearing device 100 for suppo...
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JP2009281481A |
To prevent side run-out, by applying an outer race preload to ball bearings by using a wave washer.A bearing unit 1 includes a rotary shaft 40, a pair of ball bearings 41 and 41, a spacer 42 sandwiched between inner races 41a and 41a, re...
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JP4377067B2 |
An electric drive unit having an electric drive motor and a transmission. The electric drive motor has an armature shaft which extends, for example, to a worm shaft of the transmission. The shaft is embodied of one piece with the armatur...
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JP2009275792A |
To improve assemblability and handleability of a friction bearing in the case of having one of race rings structuring inner and outer rings is a divided race ring, for example, a four-point contact ball bearing.The inner ring 11 structur...
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JP2009275915A |
To provide a rolling bearing in which a hybrid rolling bearing, that is, an outer ring and an inner ring are composed of metal, particularly, steel, and a rolling element is mainly composed of ceramics.A carbon nano tube and/or carbon na...
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JP4371428B2 |
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JP2009273222A |
To prevent the wear of salient parts of shaft supports of a motor case when the drag of an outer ring is generated at high-speed drive, in an electric motor.A pair of the shaft supports 20 of the motor case include annular support walls ...
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JP2009270618A |
To provide a bearing device which enables installation of electric wiring to electronic components arranged inside without reducing bearing stiffness, and is easily assembled.This bearing device is constructed by interposing outer ring s...
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JP4359944B2 |
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