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JP7483556B2 |
To provide a preload inspection method of a wheel bearing device capable of determining preload more accurately.A preload inspection method includes: a process S03 for measuring a first inner ring height after a press-fitting process S02...
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JP7483555B2 |
To provide a preload inspection method of a wheel bearing device capable of inspecting a preload with high reliability.A preload inspection method includes: a press-fitting process S02 for press-fitting an inner ring 4 to a small-diamete...
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JP7483553B2 |
To provide a preload inspection method of a wheel bearing device capable of determining a preload more accurately.A preload inspection method includes: a process S02 for press-fitting an inner ring 4 to a small-diameter step portion 3a; ...
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JP7476850B2 |
A method of manufacturing a hub unit bearing (1) includes the step of applying an axial load to a shaft end of a hub body (21) so that a staking portion (26) for inner races (22a, 22b) is formed in the hub body (21). The load is adjusted...
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JP7472544B2 |
In a cylindrical roller bearing (10) with an outer ring, an annular portion (32) on the other side in an axial direction of the retainer (30) is provided with a plurality of protrusion portions (40) each having an engaging portion (41) p...
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JP2024047440A |
[Problem] When assembling a double-row tapered roller bearing, it is possible to prevent a gap from forming on the large end side of the tapered rollers (between the large end surface of the tapered rollers and the large flange of the in...
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JP2024039764A |
[Problem] When assembling a double-row tapered roller bearing, it is possible to prevent a gap from forming on the large end side of the tapered rollers (between the large end surface of the tapered rollers and the large flange of the in...
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JP2024039336A |
The present invention provides a roller bearing and a double row roller bearing that can prevent a fastening member that fastens a collar member to an inner ring boss from falling off. A double row roller bearing includes a pair of rolle...
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JP7452196B2 |
A tapered roller bearing includes an inner ring, an outer ring, a plurality of tapered rollers, and an annular cage having a plurality of cage pockets. Each of the cage pockets has a retainer configured to permit displacement of the tape...
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JP2024030401A |
An object of the present invention is to provide a disassembly device for a metal cage bearing that has high durability and allows easy rivet alignment. [Solution] The metal cage bearing disassembly device 100 according to the present in...
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JP7440349B2 |
To provide a rolling bearing unit for supporting a wheel and its assembling method, capable of having a loading capacity to a large moment load and high moment rigidity, and achieving easy assembling.A rolling bearing unit for supporting...
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JP7424906B2 |
To provide a fluid dynamic pressure bearing device which suppresses discharge of an out gas generated from an adhesive agent to the outside.A fluid dynamic pressure bearing device includes: a base part 101 including a shaft 102; a rotor ...
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JP7413311B2 |
The present invention addresses the problem of providing a method for measuring axial clearance of a wheel bearing device, with which it is possible to make a high-precision measurement of negative axial clearance. This method comprises:...
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JP7406473B2 |
To provide a preload inspection method of a wheel bearing device which can accurately determine the adaptability of a preload.A preload inspection method of a wheel bearing device comprises: a pressure-insertion process S02 of pressure-i...
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JP7404904B2 |
To provide a method for manufacturing a rolling bearing, the method enabling a rolling element to be highly efficiently loaded in an annular space between an inner ring and an outer ring, and methods for manufacturing a machine and a veh...
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JP2023180434A |
To provide a rolling bearing which is easy in assembling, and can securely arrange rolling bodies and a separator in prescribed orientations and positions, and in which a supplied lubricant is smoothly spread all over in a raceway.A roll...
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JP3244886U |
[Problem] To provide a cross roller bearing that can suppress errors such as positional deviation that occur during assembly. [Solution] In the cross roller bearing, a passing hole 222 for filling the roller passage 24 with a roller 23 i...
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JP2023551030A |
The present invention relates to a method for replacing a sliding bearing pad (18) disposed on a rotor shaft (16) of a rotor bearing (8) of a wind turbine (1), in which the sliding bearing pad (18) is replaced by rotating the rotor shaft...
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JP2023551036A |
The present invention is a method for assembling a rotor bearing (8) of a wind turbine (1), comprising the steps of providing a rotor shaft (16), providing a bearing block (17), and assembling individual plain bearings. A step of prepari...
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JP2023170089A |
To provide a jig and a method for manufacturing a ball bearing, capable of reducing stress generated in a holder during assembly without impairing the performance of the holder.A jig for inserting a crown-shaped resin holder into a plura...
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JP7388603B1 |
The ball arrangement method for ball bearings consists of a ball insertion process in which a plurality of balls are loaded into one area along the circumferential direction of an annular space formed between an inner ring and an outer r...
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JP7387182B2 |
To fit an outer ring body, an inner ring body, and a rolling element of a bearing without damaging the rolling element and others.A bearing assembly device 1 of the present invention which fits an outer ring body 3, an inner ring body 4,...
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JP2023549375A |
The present invention relates to a device for supporting an intermediate shaft (48) of a transmission (42), the device (10) comprising: an intermediate shaft (48) having a circumferential outer surface (26); at least one bearing member (...
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JP2023164814A |
To provide a wheel bearing device which can keep a differential pressure between an air pressure in a bearing and an air pressure in a used area within an allowable range without providing a pressure regulating mechanism in the wheel bea...
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JP7372417B2 |
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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JP7369109B2 |
To provide a cage for a roller bearing which can be assembled by pressure-insertion of rollers without reducing, to a feasible extent, a circular arc shape for holding outside diameter faces of the rollers in a pocket, and which can supp...
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JP2023146603A |
To provide a method for manufacturing a third generation hub unit bearing using a conical roller as a rolling element, which can reliably supply grease to a conical roller in an outside row.A method for manufacturing a third generation h...
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JP2023139538A |
To provide a rolling bearing device capable of improving workability in assembly work.A rolling bearing device comprises: an outer ring 17; a pair of inner rings 18a, 18b; rolling bodies 19a, 19b; and a connection ring 20 that is formed ...
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JP7347245B2 |
To measure a groove diameter dimension under a less influence of temperature variation of a bearing ring for bearing and also to suppress a groove face of a circumferential groove from being flawed, without making a measuring device larg...
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JP2023130498A |
To provide a gear device which can suppress the occurrence of a malfunction at manufacturing, and a manufacturing method of the gear device.A gear device 1 comprises a case 2, a carrier 3 and a crankshaft 42, a first main bearing 5 and a...
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JP7345239B2 |
To provide an attachment method of a wheel bearing device for suppressing a variation of an internal clearance after being attached to a vehicle body, and suppressing a variation of torque, and to provide an attachment device of the whee...
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JP2023117340A |
To replace a bearing without disassembling its body and without using a puller/press, and mount an outer periphery 1 mm advance adjustment looseness stopper to the bearing itself.A bearing device with a male threaded intermediate groove ...
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JP7330707B2 |
A manufacturing method of a bearing device for a vehicle wheel (1) includes: a pressure adjusting step of enclosing, in a work chamber (Rw), the bearing device for a vehicle wheel (1) to which a sealing member (9) on an outer side is fit...
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JP2023114206A |
To provide a ball bearing that is excellent in assembling property of an iron plate rivet-fastened retainer.In a ball bearing, an inner periphery of a second rivet hole 12b comprises: a cylindrical shear surface 17b of which internal dia...
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JP2023112814A |
To provide a bearing assembly structure capable of suppressing wear and seizure of a case at a bearing assembly portion.A bearing assembly structure 1 rotatably supports a rotating shaft 2 of a transmission via a bearing 10, and includes...
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JP2023103755A |
To provide a jig that can manufacture a rolling bearing more easily and surely, and a device for manufacturing a rolling bearing, comprising the jig, and to provide a method for manufacturing a rolling bearing more easily and surely.Ther...
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JP7313920B2 |
To provide a dynamic pressure type bearing unit capable of preventing relief of dynamic pressure to reduce loss of the dynamic pressure, and capable of securing sufficient fastening strength to enhance reliability, and provide a motor.A ...
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JP7308019B2 |
A vehicle wheel bearing device (1) is equipped with a cage (7) in which a pocket (Pt) is formed by adjacent pillar sections (7b) and a base section (7a) that is therebetween, and which retains a ball (8) in the pocket (Pt). Formed in the...
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JP2023096383A |
To provide a hydrodynamic bearing motor in which a bearing is fixed in a grounded state to a base part.A hydrodynamic bearing motor 1 includes: a bearing sleeve 20; a rotary part 3 which is rotatably supported by the bearing sleeve 20; a...
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JP2023095528A |
To provide a turbo type fluid machine capable of effectively cooling a foil bearing without making the axial body large.A second plate 16 which partitions the inside of a housing 11 into a first impeller chamber 13b where a first impelle...
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JP2023090469A |
To provide a method for assembling a hub unit bearing and the hub unit bearing that facilitate work to assemble tapered rollers to a retainer even if the retainer is so configured that the tapered rollers never fall with respect to the h...
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JP2023089652A |
To provide a rolling bearing that has simple constitution and a large load rating.A rolling bearing comprises: an outer ring which has a raceway surface on an inner peripheral surface thereof; an inner ring which has a center axis common...
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JP2023088481A |
To provide a rolling bearing which can secure durability and achieve reduction of rotational resistance.A rolling bearing 1 includes: a seal member 50 which is attached to an outer ring 20 and covers a space between an inner ring 10 and ...
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JP2023085743A |
To prevent a bearing from being affected by thermal shrinkage generating on the whole circumference of the bearing, while stably supporting the bearing.A compressor includes a tilting pad bearing capable of supporting a rotating shaft in...
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JP2023524226A |
A method for replacing the sliding pads (7, 8) of a rolling plain bearing (2), the bearing replacing the annular rotatable part (5) of the bearing (2) with the fixed part (6) of the bearing (2). ) with a plurality of sliding pads (7, 8) ...
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JP2023077622A |
To more exactly acquire a preload of a bearing device.A preload acquisition method comprises a preparation step S21 of generating relationship information showing a relationship between electrical information between an outer member and ...
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JP2023071212A |
To provide a wheel support rolling bearing which can be reduced in a size.A wheel support rolling bearing 1 comprises an inner ring 10 fixed to a wheel, an outer ring 40 fixed to a vehicle body, and a plurality of needle-shaped rollers 5...
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JP7275907B2 |
A ball arranging method for a ball bearing includes in this order a ball inserting step of inserting a plurality of balls into one region along a circumferential direction of an annular space formed between an inner ring and an outer rin...
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JP7263944B2 |
An inner ring unit includes an inner ring, a plurality of tapered rollers, and a cage having an annular shape. The cage includes a plurality of cage bars. The cage includes a stopper portion that is provided to protrude from an axial int...
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JP7263955B2 |
A hub main body (13z) is supported by a support portion (18). At least one block (22) is engaged with a stationary flange (6) of an outer ring (2). As a support plate (21) rotates, the outer ring (2) rotates. A caulking portion (16) is f...
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