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JP5105859B2 |
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JP5097479B2 |
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JP2012237382A |
To provide a roller bearing retainer in which the rigidity of a projected part for retaining a roller can be appropriately adjusted and roller pressing-in force hardly becomes excessive.Two annular members 5 are arranged separately from ...
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JP5083056B2 |
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JP2012225357A |
To provide a rolling bearing and a method for manufacturing it, wherein a sealing plate is easily and surely engaged with an engaging groove of an outer race without changing shapes of the sealing plate and outer race.The rolling bearing...
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JP2012219822A |
To provide a tapered roller bearing which can be easily assembled without enlarging the bottom of a retainer or caulking the retainer, and surely prevents fall of tapered rollers.The inner periphery of an outer ring 1 has a tapered racew...
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JP2012215263A |
To reduce costs of a cylindrical roller bearing in a non-separation type.A plurality of cylindrical rollers 21 are assembled between an outer race 1 having a pair of guide flanges 3 and an inner race 11 having a guide flange 13 formed at...
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JP5061796B2 |
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JP2012197884A |
To provide a rolling bearing which is inexpensive and is excellent in assemblability, can reliably prevent inner rings from being separated and can be suitably used for a crane sheave.An annular protrusion part 11e which protrudes in the...
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JP2012197070A |
To provide a manufacturing method for a wheel rolling bearing device and a wheel rolling bearing device capable of manufacturing the wheel rolling bearing device with more efficiency by using a simpler mold as well as being capable of im...
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JP2012197932A |
To provide a manufacturing method for a wheel roller bearing device that allows a wheel roller bearing device to be more efficiently manufactured using a simpler mold and also improves the rigidity of a crimped section of an inner ring t...
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JP5042804B2 |
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JP5042942B2 |
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JP2012177452A |
To provide a highly reliable fluid dynamic pressure bearing and a motor with the same.The fluid dynamic pressure bearing 30 has a sleeve 32 having a through hole 41, a shaft 13 arranged in the through hole 41 and rotatable to the sleeve ...
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JP5024090B2 |
To provide a tapered roller bearing and the like restricted in separation of a tapered roller bearing from an outer peripheral tapered raceway surface of an inner ring when assembling even if a holder is not used. This tapered roller bea...
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JP5020990B2 |
In an apparatus for manufacturing a fluid dynamic bearing, a housing portion defines a first work area. A vacuum pump discharges air in the first work area. A lubricant discharge device is arranged in the first work area, and discharges ...
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JP5000579B2 |
To give a sufficient axial force by a small calking load even in a large size bearing, and to inexpensively and certainly fix the bearing 3 to a shaft body 2 in a rolling bearing unit in which the rolling bearing 3 is attached to the out...
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JP4969980B2 |
To provide a wheel bearing device in a first/second generation structure which is set at a predetermined negative clearance with preload imparted thereto, and to provide its assembling method for allowing accurate and stable management o...
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JP4967775B2 |
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JP4962014B2 |
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JP4946448B2 |
To provide a bearing device capable of surely preventing the occurrence of an error in assembling a bearing caused by a worker's mistake when assembling the device using the unsymmetrical bearing, and to provide an assembling error preve...
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JP2012089200A |
To provide a rotating device capable of maintaining or improving reliability even though made small.A disk drive device 100 as a rotating device includes a base plate 50, a hub 10 and a bearing unit for supporting the hub 10 with respect...
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JP4926782B2 |
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JP4925684B2 |
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JP2012082877A |
To provide a planetary gear-integrated bearing that has improved assemblability.The planetary gear-integrated bearing includes a planetary gear 1 having a raceway 2 on an inner circumference face, a plurality of rolling elements 3 dispos...
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JP4916941B2 |
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JP4920250B2 |
A method for assembling a roller bearing having rollers and spacers interposed between the adjacent rollers includes alternately disposing, along the inner circumference of an outer ring, the rollers and the spacers. Two spacers are then...
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JP4910711B2 |
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JP4899921B2 |
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JP4894652B2 |
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JP4893282B2 |
To provide a bearing unit with high quality capable of being easily assembled without damaging a rolling body. A double-row bearing unit is provided with an outer ring 2 provided with a double-row outer ring raceway surface 21 on an inne...
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JP4889470B2 |
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JP4887538B2 |
A bearing assembly lockable onto a shaft. The bearing assembly comprises a first tapered adapter defining a first axial bore for the receipt of the shaft which has an outer, annular tapered surface. There is a second tapered adapter defi...
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JP4888969B2 |
To provide a rolling element uniformly arranging device and a rolling element uniformly arranging method capable of performing uniformly arranging processing with small energy consumption without contact. This rolling element uniformly a...
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JP4888971B2 |
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JP4883693B2 |
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JP4878430B2 |
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JP4876050B2 |
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JP4877044B2 |
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JP4872444B2 |
To set up a pre-load in order to obtain a hub unit with a high momentary rigidity without involving a complicated measuring process to measure a space (S) between a shoulder face (36) of the hub wheel (30) and an outboard side end face (...
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JP4865778B2 |
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JP4862458B2 |
In a double row rolling bearing for supporting a pinion shaft, an outer ring is fixed to an inner peripheral surface of an annular wall (case) with its axis disposed horizontally, and an inner ring assembly is fitted on a pinion shaft, a...
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JP4861307B2 |
An improved bearing for use in movable sockets and suspension joints. The improved bearing is annular, having an outer dimension sized to seat within the housing of a suspension joint or movable socket. An inner surface of the bearing is...
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JP2012007703A |
To provide a double row tapered roller bearing capable of preventing the separation between inner rings when incorporated in a counter machine.The double row tapered roller bearing 1 includes an inner ring spacer 7 interposed between a f...
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JP4853512B2 |
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JP2012002306A |
To provide a machined cage for a self-aligning roller bearing that eliminates the need for providing a roller fall-off preventing means to an inner ring by providing the roller fall-off preventing means to a cage itself, and accordingly,...
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JP4840217B2 |
A bearing includes a first bearing portion, a second bearing portion, and a connection portion. The first bearing portion assumes a generally C-like shape and opens in a first direction perpendicular to the rotational center axis. The se...
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JP4840212B2 |
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JP2011252552A |
To provide a bearing device for a wheel with its product quality improved by preventing black scale from remaining in a width grinding process of the inner wheel as well as its durability improved by suppressing deformation of the inner ...
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JP2011247277A |
To provide a method for assembling a cylindrical roller bearing and an assembling tool that can inhibit breakage of a retainer by preventing excessive deformation of a circular ring or a column of the retainer occurring when a roller is ...
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