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JP7457706B2 |
A bearing detection device comprises a housing body, to be fixed to a stationary ring of a bearing, and a detection arrangement on the housing body, comprising a piezoelectric transducer. The detection arrangement also comprises: a float...
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JP2024042349A |
[assignment]Since only base oil is continuously supplied to the bearing, a rolling bearing and an axle bearing for a railway vehicle are provided that are both capable of improving temperature rise due to grease entrainment and extending...
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JP2024041347A |
An object of the present invention is to provide a magnetic encoder that has good magnetic properties, heat resistance, and calcium chloride resistance, and has a lower burden on the natural environment than conventional ones. The presen...
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JP7456883B2 |
A rolling bearing holder unit disclosed herein includes: a rolling bearing with a predetermined rotation axis, the rolling bearing including: an outer ring; an inner ring placed inward relative to an inner circumferential surface of the ...
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JP2024041475A |
[Problem] When fixing a magnetic encoder to a rolling bearing for supporting the non-load side of a motor shaft, the dimensional accuracy of the magnetic encoder is maintained at a good level, and the outer diameter of the rolling bearin...
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JP2024041482A |
[Problem] Even if the magnetic ring of a magnetic rotation sensor is connected to the outer periphery of the inner ring of a rolling bearing, shrinkage of the inner diameter surface of the inner ring can be avoided, and even if the width...
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JP2024041062A |
An object of the present invention is to provide a bearing device and a mechanical device in which an acceleration sensor is securely fixed to equipment while the bearing device is fixed to the equipment, and acceleration can be measured...
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JP2024039154A |
An object of the present invention is to provide a spindle device that can accurately measure machining load and bearing preload and has excellent assemblability without requiring machining of a housing or outer cylinder for strain senso...
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JP7452369B2 |
To provide a bearing with a sensor which has excellent environmental resistance and can inhibit deterioration of communication performance, and to provide a sensor unit.A bearing 100 with a sensor and a sensor unit 110 include: a circuit...
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JP2024037401A |
The present invention provides a power supply device that supplies voltage within a specified voltage range to an electronic circuit. A power supply device 17 includes a first circuit 61 and a converter 53. The first circuit 61 converts ...
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JP2024036786A |
An object of the present invention is to provide a conductive bearing that can ensure stable conductive performance and prevent electrolytic corrosion during high-speed rotation of the bearing. A bearing 100 according to the present inve...
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JP2024036860A |
An object of the present invention is to provide a bearing device in which an excessive pressing load is suppressed when a sensor unit including a stator is press-fitted, and the sensor unit is easily installed without deformation. A bea...
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JP7450657B2 |
To provide a bearing device capable of being normally functioned while suppressing a dimension of the bearing device.A bearing device 1 includes: a standard bearing 2 including an outer ring 3, an inner ring 4 and a rolling element 8. Th...
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JP2024033596A |
The present invention provides a bearing condition measuring device that allows the size of the bearing to comply with standards and estimates the condition of the bearing. [Solution] A first electrode (33a) and a second electrode (33b) ...
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JP7447048B2 |
A device monitors the operating temperature of at least one set of bearings in a plurality of sets of bearings. The at least one set of bearings is arranged between a shaft and a carrier. The carrier has at least one temperature sensor t...
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JP7447156B2 |
The invention relates to a bearing assembly (21, 22) for a turbo-engine, comprising a bearing and parts of a bearing temperature detecting device (60), the bearing comprising: a main body (24) having a thermoplastic bearing layer (28) th...
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JP7443677B2 |
To provide a synchronous measuring system capable of acquiring physical quantity related to a rotary device in association with a rotation position of the rotary device.A bearing 1 with a sensor comprises: a bearing; a first sensor (acce...
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JP2024508612A |
an oil film is arranged between a stationary component 2 and at least one rotating component 3, 4 defining an axis X, said at least one rotating component being arranged inside said stationary component 2; A system for monitoring paramet...
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JP7438028B2 |
Provided is a vehicle power device (1) including: an inner ring (5) as a fixed ring, an outer ring (4) as a rotary ring which is an outer ring rotation, and a bracket (24) a knuckle (8) for fixing an inboard side end portion of the inner...
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JP2024022915A |
The present invention provides a magnetic encoder that can reliably maintain the ability to prevent moisture from entering a fitting portion between a cylindrical portion of an annular support member and the inner ring. [Solution] A cyli...
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JP2024507440A |
A shaft ground ring and assembly thereof is disclosed. According to the present invention, a ring body is fastened to the shaft of an electric motor to prevent electrolytic corrosion due to leakage current, and is formed to extend to sur...
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JP7433052B2 |
A condition monitoring device (80) includes a trigger setting unit (82) and a measurement processing unit (83). The trigger setting unit (82) sets the priority of a received trigger signal based on the type of the received trigger signal...
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JP2024013043A |
An object of the present invention is to provide a hub unit bearing with high cap fitting force and high watertightness. The cap includes a synthetic resin cap body containing a filler and a metal core fixed to the cap body. The cap body...
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JP2024010250A |
An object of the present invention is to provide a motor having a structure in which strain gauges can be easily arranged. The present motor includes a rolling bearing that rotatably supports a rotor shaft, a bearing housing that holds t...
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JP7419873B2 |
To improve detection sensitivity and gas selectivity in a device which detects a deterioration state of a lubricant in a rolling bearing.A lubricant deterioration state detection device includes: a housing 12 which houses a rotatable rol...
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JP7420652B2 |
A follower bearing 1 includes: a shaft 30 having an outer peripheral surface including an annular first raceway surface 11; an outer ring 60 having an inner peripheral surface including an annular second raceway surface 41 facing the fir...
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JP2024502738A |
Described aspects and embodiments relate to a bearing wear monitoring device configured to monitor bearings of a vacuum pump having an electric motor with a rotating assembly. The monitoring device includes an input receiving circuit con...
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JP7415624B2 |
To provide a power generation device and a bearing with a sensor having the power generation device, which can improve power generation capability with a gap between a multi-pole magnet and a coil as small as possible.The power generatio...
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JP2024003615A |
[Problem] In a magnetic encoder in which the annular magnet member is made of a plastic magnet, it is possible to prevent the annular magnet member from being damaged in a thermal shock test, and to seal the fitting portion between the c...
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JP2024003272A |
[Problem] To obtain an abnormality diagnosis method for rolling bearings that improves speed, simplicity, accuracy, shape constraints, and strength under actual operating conditions. [Solution] An abnormality diagnosis method for a rolli...
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JP7411347B2 |
This lubricating oil supply unit (40) and this bearing device (30) comprise: an oil tank (42) that retains a lubricating oil; a pump (43) that supplies the lubricating oil retained in the oil tank (42) to a bearing (5); a heat flow senso...
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JP7411405B2 |
A bearing device (30) includes: at least one bearing (5) that has a rolling element and a raceway surface to support a main shaft (4); a member (6 or 5ga) disposed on a path through which pressing force generating a preload between the r...
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JP7409749B2 |
A rudder for watercraft, in particular for ships, is proposed, comprising a rudder shaft arranged in a trunk pipe, a rudder blade connected to the rudder shaft and a bearing bushing arranged between trunk pipe and rudder shaft as well as...
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JP2023183407A |
To realize a processing of high accuracy by compensating gyro effect acting on a spindle main shaft in a case when the spindle main shaft is inclined during high-speed rotation.In an air bearing spindle including a spindle main shaft and...
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JP2023176571A |
To provide a bearing device outputting, from a strain gauge, a signal capable of detecting preload and eccentricity.A bearing device includes: a rotating shaft; a first rolling bearing and a second rolling bearing supporting the rotating...
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JP7397441B2 |
To provide a bearing device with power generation function in which a power generation function is integrated inside of a bearing.A bearing device with power generation function comprises: a rolling bearing including a stationary ring in...
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JP7394031B2 |
To provide a device and a method of abnormality detection for rolling bearing capable of calculating the rotational speed of a rotary machine which is supported by rolling bearings and whose rotational speed changes.An abnormality detect...
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JP7390184B2 |
To provide a sensor that can be downsized in order to ensure a stroke of a moving member when the sensor is mounted on a track member, and a movement guide device including the sensor. A sensor that is attached to a movement guide device...
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JP2023167923A |
To provide a sensor device which has excellent environmental resistance.There are provided sensor devices 100, 200, 300, 400, 500 which comprise a shaft S; bearings 101, 501 which have inner peripheral sides 101a, 501a and outer peripher...
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JP2023166819A |
To provide a bearing device that has a strain gauge, and can output information indicating a rotational direction and a rotational angle of a rotational shaft.A bearing device has: a rolling bearing that comprises an outer ring, an inner...
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JP7384085B2 |
Provided is a diagnostic device for a bearing device (1) which comprises: a gear (3); a slide bearing (4) that supports the gear rotatably; and an oil passage (6) that supplies a lubricant to the bearing surface (5) of the slide bearing....
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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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JP7378476B2 |
A device for capturing and transmitting data of a bearing of a steel mill or rolling mill includes a sensor with a data processing unit arranged in a bearing housing capturing and storing data of a bearing. A data transmission unit in th...
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JP7375598B2 |
To achieve a structure that can precisely detect a sign of seizure of a rolling bearing.A diagnosis system 3 for a conical roller bearing 6a is configured to determine whether there is a sign of seizure on the basis of the temperature of...
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JP7374874B2 |
To provide a rotation anode x-ray tube capable of obtaining a stable rotation, and a manufacturing method of the rotation anode x-ray tube.A rotation anode x-ray tube comprises: a vacuum envelope; and a cathode and a rotary anode constru...
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JP7374041B2 |
To improve reproductivity in detection of a load (a thrust force) of an electric brake device.An electric brake device 1 drives a brake member (a brake pad) with an electric motor to control contact with a braked member (a disc) and incl...
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JP2023159057A |
To guarantee common supply of energy for a data transmission unit and a data processing unit.A sensor includes a bearing housing (14) and a data processing unit. Both of the sensor and the data processing unit are arranged in the bearing...
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JP7371708B2 |
Provided is a method and a system capable of detecting a fatigue state before damage to a rolling bearing component occurs, and capable of performing diagnosis of the fatigue state without having to disassemble the rolling bearing.A magn...
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JP2023158563A |
To provide a strain gauge capable of easily reducing an effect of an electromagnetic noise.This strain guage is a strain guage that is mounted to a measuring object and detects a strain generated in the measuring object, includes a base ...
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JP2023157950A |
To provide a strain gauge capable of accurately detecting strain in multiple directions.A strain gauge disclosed herein comprises a flexible substrate, and a plurality of resistors linearly formed on one surface of the substrate, the res...
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