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JP7460105B2 |
To provide a bearing structure capable of applying a suitable pressurized load on a bearing provided in a bearing structure, and an assembling method thereof.A bearing device has a shaft member 3, a bearing 2 that has an inner lace 2a an...
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JP7459061B2 |
A joint bearing for a robot 1 which comprises a shaft 21 and at least one link element 24, 35, 36, 37, 38, 59, 60 mounted to be rotatable on shaft 21 between two axial bearings 22, 23, 43, 44, 45, 46, 54, 55, 63, 64, 69, where a resilien...
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JP7456792B2 |
To provide a spindle device configured so that an increase of precompression can be suppressed when a shaft rotates.A spindle device 10 comprises a load application part 22, mounted on a shaft 12, which applies a load in an axial directi...
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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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JP2024031207A |
An object of the present invention is to provide a shaft-integrated angular contact ball bearing that can reduce the number of parts of a pair of angular contact ball bearings disposed at both ends of a shaft and reduce costs. A typical ...
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JP7444582B2 |
To reduce costs by improving the versatility of holding means of an angular bearing, to shorten replacement time of a machined workpiece and an unmachined workpiece, and to prevent rolling during carrying.A grinding device 1 for grinding...
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JP2024027662A |
An object of the present invention is to provide a bearing structure for a rotating electric machine that can suppress loss of preload in a bearing. [Solution] A bearing structure for a rotating electric machine includes a shaft to which...
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JP7421451B2 |
To provide a preload inspection method of a wheel bearing device which can further enhance reliability when determining the adaptability of a preload.A preload inspection method comprises: a process S02 of pressure-inserting an inner rin...
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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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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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JP2023180098A |
To provide a technology which can suppress the occurrence of a malfunction at a bearing resulting from a difference of thermal expansion amounts between a slide member and a housing.A bearing 10 for pivoting a shaft Ax comprises a cylind...
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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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JP7379011B2 |
A rotating body is shorter in radial direction than in axial direction. The inner circumferential surfaces of a first bearing and a second bearing are fixed at an outer circumferential surface of the shaft member. In the axial direction,...
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JP2023158753A |
To provide a pump and a bearing mount having a vibration-proof function with high durability.A pump 100 comprises: a bearing 20 rotatably supporting a shaft 10; an impeller casing 30 housing an impeller 11; and a motor casing 40 housing ...
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JP2023544599A |
The present invention relates to a rolling bearing device for a moving device. The rolling bearing device is - a first support (12); - a second support (15); - a first wheel (161) rotatably attachable to the first support; - a second whe...
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JP7356374B2 |
To provide a differential capable of suppressing a preload change of a tapered bearing with a temperature change (the preload change of the tapered bearing at the time of a high temperature) while suppressing an increase in the mass and ...
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JP7349299B2 |
To provide a pivot assembly bearing device and a method of manufacturing the pivot assembly bearing device capable of reducing vibration of a bearing portion due to resonance of a rolling bearing and stably swinging a swing arm.A pivot a...
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JP7346923B2 |
To provide a combination tapered roller bearing which is reduced in size and simplified in structure while suppressing an initial cost, and can be properly imparted with a stable preload by easy management, and a gear box.In an outward d...
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JP2023538605A |
The present invention is a ball-nut steering gear (10) for a steering system of a vehicle, in particular a commercial vehicle, comprising at least one housing (12), at least one steering spindle (14) and a housing (12). ) and at least on...
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JP2023119316A |
To provide a linear guide having excellent assembly work efficiency.A linear guide 1 comprises: a guide rail 2; a slider 3 comprising a base part 7 arranged on the guide rail 2, and a pair of sleeve parts 8 extending from the base part 7...
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JP2023111002A |
To restrain loss of a function of protecting a rotating body.A first composite bearing 10A and a second composite bearing 10B each comprise a magnetic bearing 20 rotatably supporting a rotating shaft 2 in a non-contact manner by a magnet...
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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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JP2023049406A |
To provide a wheel support device for a wheelchair capable of preventing a preload from being applied to right and left deep groove ball bearings and preventing occurrence of a shoulder riding phenomenon.Considering a set axial clearance...
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JP2023047870A |
To provide a rolling bearing capable of reducing man-hours or the like and capable of suppressing vibration.A rolling bearing 1 includes inner and outer rings 2, 3, a plurality of balls 5 interposed between the inner and the outer rings ...
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JP2023043695A |
To provide a wheel bearing device which has a fiber flow of which an angle to a raceway surface is a predetermined value or less even if intervals between plural rows of raceway rings.A wheel bearing device 1 is equipped with an outer ri...
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JP2023040476A |
To change rigidity of a reduction gear.A reduction gear 1 includes: an oil seal 50; an excitation body shaft 10 and a second internal gear member 32 sliding on the oil seal 50; and a pressing force adjustment part 60 for adjusting pressi...
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JP2023037754A |
To provide a technology that can increase support rigidity of a bearing when a support member is expanded due to moisture absorption.A power transmission device includes: a rotation shaft 50; a support member 52A disposed on a radial out...
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JP7236875B2 |
Provided is a steering function-equipped hub unit including: a hub unit body including a hub bearing; a unit support member configured to be provided to a chassis frame component, the unit support member supporting the hub unit body such...
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JP7234456B2 |
A motor (100) includes a stator (5), a rotor (1) of a consequent-pole type including a rotary shaft (15), a bearing (21) as a rolling bearing that supports the rotary shaft (15), a bearing holding part (6) that is fixed to the stator (5)...
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JP2023029059A |
To provide a drive force transmission device which can easily adjust a preload of a bearing for supporting a clutch housing for accommodating a multiplate clutch to a shaft.A drive force transmission device 10 comprises a clutch housing ...
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JP2023014721A |
To provide a rotation power transmission mechanism which can properly impart a preload to a pair of bearings even if a spacer arranged between both the bearings is decentered when imparting the preload to the bearings.A rotation power tr...
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JP2023013087A |
To provide a rolling bearing capable of keeping a proper clearance even in temperature rise, and being used in high-speed rotation (for example, high speed rotation over 120 min-1) even in a four-point contact ball bearing.An outer diame...
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JP7209042B2 |
A cycloidal speed reducer (10) includes an output flange (60), a rotating shaft (30), a bearing (70), and a preload adjustment device (90). The rotating shaft (30) has an output end (34) inserted into the output flange (60). The bearing ...
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JP7206315B2 |
This bearing device (30) comprises: at least one bearing (5) including a stationary ring, a rotating ring, and a rolling body; a first member disposed on a path on which pressing force that generates a preload between the rolling body an...
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JP2023002207A |
To provide a power device for vehicle which can suppress the internal temperature rise of a motor generator due to heat generation and prevent the release of preload due to a temperature difference of outer rings in a bearing.A power dev...
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JP7196516B2 |
To provide a steering device equipped with a support unit with a low-cost structure that can surely restrict a bearing from moving in a shaft line direction, and a manufacturing method for a steering device.A support unit 50 of a steerin...
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JP2022188891A |
To obtain a bearing device which can apply a pre-load to a bearing with a simple structure, and to obtain a bearing system.A bearing device 1 has: a first bearing mechanism 60 which is fitted in an inner peripheral surface of a sleeve th...
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JP7177723B2 |
To secure rigidity during low speed rotation, to prevent excessive pre-load during high speed rotation, and to prevent preload change by bearing heat generation.A preload adjusting type spindle unit includes: a main shaft 1 freely rotata...
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JP2022170880A |
To provide a technology of preventing a load in a center axis direction from decreasing excessively during operation of a bearing structure.A bearing structure comprises a taper bearing installed between a first component and a second co...
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JP7167611B2 |
To provide a steering device that can suppress generation of abnormal sound while retaining a pair of inner rings of a bearing supporting a ball screw nut with a retaining ring fitted to the ball screw nut.A rolling bearing 7 that bears ...
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JP2022166738A |
To extend a life of a bearing.A second bearing 38 is supported by a supporting portion 52 fitted with an inner ring 54 by interference fit. At a position in a circumferential direction to which a load F in a radial direction applied on t...
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JP7165021B2 |
A preload sensor (10) is provided with a pressure-sensitive pattern part (22c) in which the direct-current resistance thereof varies in accordance with pressure applied in a first direction, coating parts (21, 23) for covering the pressu...
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JP2022156806A |
To provide a bearing device and a spindle device capable of detecting a preload of a bearing accurately.A bearing device 30 comprises: at least one bearing 5a including an outer ring 5ga, an inner ring 5ia and a rolling element Ta; a fir...
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JP2022156275A |
To provide a bearing device, a spindle device, and an electric-powered vertical take-off and landing aircraft capable of accurately detecting a preload of a bearing and estimating a state of the bearing.In a bearing device 30, either one...
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JP2022152790A |
To provide a rotation device that can reduce the effect of a change of a gap between members caused by a temporal change, etc.In a rotation device 100 according to an embodiment, a bearing 3 is arranged between a first member 1 and a sec...
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JP7147257B2 |
A thrust roller bearing includes rollers, a cage that holds the rollers in a manner that allows the rollers to roll, and a washer including a raceway surface on which the rollers roll. The washer includes a raceway portion that has the r...
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JP2022144196A |
To provide a vehicular driving device which can inhibit increase of costs while reducing wear on a support surface of a case.An automatic transmission includes: a transmission case 9; an output shaft 60 which is supported so as to be rot...
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JP7145613B2 |
To provide a rotary electric machine whose bearing part can be installed with a simple structure and which can reduce costs, a blower, and a manufacturing method for the rotary electric machine.A frame 4 is formed by a first frame part 4...
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JP7138494B2 |
A preload sensor (11) is provided with: a film-like resistor (16) that has first and second main surfaces (SF, SB); and first and second electrodes (15F, 15B) that are connected to the resistor (16). The resistor (16) is configured such ...
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