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JP2023038649A |
To provide a connecting member which is hardly detachable from an inner ring of a double-row rolling bearing.A connecting member 1 connects a first inner ring 52 and a second inner ring 55 of a hub bearing. The connecting member 1 has an...
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JP2023037318A |
To provide a wheel bearing device capable of suppressing deformation of the raceway surface of an inner ring and a tensile stress in the circumferential direction while preventing the creep of the inner ring, improving the ease of assemb...
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JP7239508B2 |
To provide a technology capable of suppressing sudden reduction of an oil film pressure between an inner peripheral surface and a shaft at an end portion of each member corresponding to a semi-periphery in a half-split bearing.A bearing ...
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JP2023031704A |
To provide a bearing manufacturing method and a bearing manufacturing device, capable of reducing man-hours upon introducing lubrication fluid.A bearing manufacturing method comprises a filling step of supplying lubrication fluid to a pr...
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JP2023028895A |
To solve the problem that in a conventional agitator, the size of a machine body is increased, and it requires much time and labor for bear replacement work.An agitator includes a frame, a motor part which is provided above the frame and...
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JP7221664B2 |
To provide a cross roller bearing that provides accurate and reproducible lid positioning without being affected by a clearance due to tolerance, by providing unevenness on a contact portion of a built-in hole of an inner ring or outer r...
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JP2023021497A |
To prevent whitening and crashing of a cage by reducing stress generated at the cage during assembly, and to prevent a fall of the cage during rotation.A ball bearing 10 comprises an inner ring 12, an outer ring 11, a plurality of balls ...
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JP7217785B1 |
A method for replacing a main shaft bearing in a wind turbine generator is provided. A main shaft bearing replacement method includes a nacelle, a rotor head rotatably supported with respect to the nacelle, a main shaft bearing provided ...
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JP2023007629A |
To provide a crown-type resin retainer for a deep groove ball bearing made from a high-rigidity material, which prevents the occurrence of abnormal noise due to whirling, and suppresses whitening and breakage of the retainer when the ret...
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JP2023007630A |
To provide a crown-type resin retainer for a deep groove ball bearing that can leave out a water absorption step.A resin material of a retainer 1 is a fiber-reinforced plastic having a base material of PA66 or PA46 to which added 10 mass...
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JP7198054B2 |
To provide a sensor holder for a wheel bearing device capable of providing a sensor holder on an outer ring with suppressed expansion of the outer ring and the sensor holder, and a wheel bearing device including the sensor holder.A senso...
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JP2022185519A |
To provide an assembly method of a conical bearing which can inhibit deformations, such as oval deformation and twisting deformation, which affect rotation performance of the conical bearing and eliminate a need of pursuing strict dimens...
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JP2022183627A |
To provide a ball screw device in which a cage hardly comes off from a ball.A ball screw device includes a nut and a bearing. An outer peripheral surface of the nut includes an outer peripheral groove part, an outer peripheral first groo...
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JP7188305B2 |
A measuring pressing die (43) is supported by a spherical concave seat (12). A measuring shaft member (45) is disposed coaxially with a reference axis (α) and is linearly guided in a direction of the reference axis (α) between the meas...
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JP2022180149A |
To further reduce a cost of a rolling bearing device.A rolling bearing device comprises an outer member having an outside raceway at an internal peripheral face, an inner member having an inside raceway at an external peripheral face, an...
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JP7184163B2 |
A method for acquiring a contact angle of an angular contact ball bearing includes: a first detection step of detecting a number of rotation of a first bearing ring of an angular contact ball bearing; a second detection step of externall...
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JP2022179449A |
To prevent loosening of segments of a segment cage even when an inner ring assembly is reversed in assembling the inner ring assembly to an outer ring, and to prevent falling-off of conical rollers from pockets of the segments.In a conic...
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JP2022178716A |
To prevent loosening of segments of a segment cage even when an inner ring assembly is reversed in assembling the inner ring assembly to an outer ring, and to prevent falling-off of conical rollers from pockets of the segments.Pockets 16...
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JP2022179448A |
To provide a conical roller bearing of a structure to prevent loosening of segments of a segment cage even when an inner ring assembly is reversed in assembling the inner ring assembly to an outer ring and to prevent falling-off of conic...
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JP2022179085A |
To provide an assembling method for a tapered roller bearing, capable of suppressing the occurrence of indentation in the large-diameter side end face of a tapered roller when assembling the tapered roller bearing with an inner ring, the...
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JP7180206B2 |
To materialize a manufacturing method which can suppress machining force when forming a caulking portion, and easily makes force which the caulking portion retains an end surface of one side in an axial direction of an inner ring uniform...
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JP7180547B2 |
To provide an assembling method of a tapered roller bearing which can suppress the generation of an impression at a large-diameter side end face of a tapered roller when assembling the tapered roller bearing by integrating an inner ring ...
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JP7176539B2 |
To enable a rolling bearing to be selected optimally by a more optimal radial clearance amount.This invention is a method for selecting a rolling bearing to be used in a steel manufacturing facility. The method comprises: measuring the t...
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JP2022173121A |
To provide a ball bearing comprises: a holder; and a plurality of balls held in the holder, where the balls are arranged one behind another and at a distance from one another in a circumferential direction about an axis of rotation of th...
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JP7159782B2 |
To provide a ring-shaped member conveying device and a method, and a rolling bearing, a machine, and a vehicle manufacturing method in which, by automatically and smoothly inserting rods into a plurality of ring-shaped members arranged i...
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JP2022154167A |
To realize a structure of a rolling bearing device capable of improving workability for mounting a connection ring, and capable of easily removing the connection ring even after assembly of the rolling bearing device.A connection ring 21...
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JP2022154166A |
To realize a structure of a rolling bearing device capable of improving workability for mounting a connection ring, and capable of easily removing the connection ring even after assembly of the rolling bearing device.A connection ring 21...
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JP2022150673A |
To realize a structure that is easy to increase the number of balls, and can easily separate only one ball from a state of being superimposed in an a-axis direction.A column part 28 has a cutout 30 that communicates between a pair of cir...
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JP2022148087A |
To provide technology of a speed reducer capable of securing lubricity of a bearing.A speed reducer 100 comprises a bearing having a retainer 40 retaining a plurality of rolling elements 25, the retainer 40 has a column part 43 restricti...
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JP2022144001A |
To provide a rolling bearing device which can secure the sealing performance of a pair of inner-ring abutment parts, and can assure an axial clearance.A seal member 20 having an outside-diameter side seal part 35 and an inside-diameter s...
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JP2022143054A |
To actualize the construction of a rolling bearing device to secure the sealability of an abutment part between a pair of inner rings while guaranteeing an axial clearance.A first inner ring 18a has a first abutment surface 26a and a fir...
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JP2022138991A |
To provide a method of assembling an outer ring separation type angular ball bearing in which a surface of a ball constituting an inner-ring assembly is restrained from being damaged when an outer ring is attached to an outer periphery o...
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JP2022140035A |
To provide a shaft support device for a turbocharger which can inhibit wear and damage of a shaft and a bush, and to provide an assembly method of the shaft support device.A shaft support device for a turbocharger includes: a shaft; a cy...
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JP2022135469A |
To prevent damage to balls inserted between an inner ring and an outer ring.A ball bearing includes inner and outer bearing rings 1, 2, raceway surfaces 1a, 2a which the bearings rings 1, 2 include, respectively, a plurality of balls 3 a...
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JP2022134897A |
To provide a bearing device which can suppress the occurrence of a malfunction at manufacturing, and a manufacturing method of the bearing device.A bearing device 1 comprises a case 2, a carrier 3 and a crankshaft 42, a first main bearin...
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JP2022127815A |
To prevent the early exfoliation of a raceway surface in the vicinity of a roller insertion hole at an outer ring, in a cross roller bearing in which the roller insertion hole is formed at the outer ring.By forming a roller insertion hol...
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JP7128301B2 |
An insert assembly for a compressor according to at least an embodiment of the present invention is an insert assembly for a compressor provided with an insert member which is inserted into a bearing housing of a compressor and a restric...
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JP2022126113A |
To provide a tapered roller bearing having a retainer assembly and an inner ring and enabling the assembly/disassembly of the retainer assembly to/from the inner ring.In the state during operation, a gap S1 between a small-diameter side ...
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JP2022115563A |
To provide a conical roller bearing capable of being easily assembled and disassembled.A conical roller bearing 1 has: an inner ring 2 having a conical trapezoid-shaped inner ring raceway surface 21 and a small flange portion 23; an oute...
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JP2022534129A |
A bushing (110) containing a bore defined thereby, a spring foil (120, 130) arranged to fit the radial inner surface of the bushing, and a radial direction of the spring foil to rotatably receive the rotor. Includes fluid foils (140, 150...
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JP2022106169A |
To improve the rigidity of a loose rib and improve the assemblability of a tapered roller bearing of an extra-large bearing.A loose rib 15 is fixed onto an outer periphery on a front side (one axial side) of an inner ring 12. A loose rib...
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JP2022103762A |
To extremely reduce a possibility that, when induction-heating an inner ring assembly to which a plurality of cylinder rollers and a cage are assembled to an external periphery of an inner ring, the cylinder rollers may be brought into a...
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JP2022096223A |
To provide an inner ring separate-type angular ball bearing which hardly causes a scratch on a surface of a ball and inner/outer ring raceway grooves by smoothly inserting an inner ring into an outer ring.A point between a ball 3 and an ...
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JP7085430B2 |
To provide an assembling method of a ball bearing which can enhance a charging rate of balls assembled between an outer ring and an inner ring, and can efficiently perform the assembling work of the balls.Firstly, two pivoting balls 13 a...
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JP2022076505A |
To apply aluminum, magnesium, or their alloy to the raceway of a bearing.When applying a material having a low melting point to the raceway, it is necessary that an autonomous decentralized rolling bearing is constructed with balls which...
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JP2022073924A |
To provide a rolling bearing which can achieve reduction of torque.A bearing 1 includes: an inner ring 10 and an outer ring 20 disposed coaxially with each other; rolling elements 30 disposed between the inner ring 10 and the outer ring ...
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JP7068547B2 |
A bearing assembly for supporting a rotor in a fixed housing includes multiple slide bearing segments, each having a slide bearing body supported against a sliding surface. In the region of each slide bearing segment, the bearing clearan...
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JP2022067905A |
To provide a cage for a roller bearing and the roller bearing capable of being easily manufactured and transported even in being large-sized, improving productivity, and reducing manufacturing costs.A cage 4 has two annular bodies 7, 8 d...
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JP2022067893A |
To provide a ball screw device in which inner diameters of a first cage and a first outer ring are smaller than an outer diameter of a pulley mounting surface.A nut outer peripheral groove portion is disposed in a second direction of a p...
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JP7057485B2 |
To provide a discrete type plural row angular ball bearing, its outer ring assy and its inner ring assy showing a high dimensional accuracy and assuring compatibility between other outer ring assy and inner ring assy.A discrete type plur...
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