WO2020009140A1 - 転がり軸受ユニット - Google Patents
転がり軸受ユニット Download PDFInfo
- Publication number
- WO2020009140A1 WO2020009140A1 PCT/JP2019/026425 JP2019026425W WO2020009140A1 WO 2020009140 A1 WO2020009140 A1 WO 2020009140A1 JP 2019026425 W JP2019026425 W JP 2019026425W WO 2020009140 A1 WO2020009140 A1 WO 2020009140A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ring member
- transmission device
- inner ring
- axial direction
- hole
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/18—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
- F16C19/181—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact
- F16C19/183—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles
- F16C19/184—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles in O-arrangement
- F16C19/186—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles in O-arrangement with three raceways provided integrally on parts other than race rings, e.g. third generation hubs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
- B60B27/0047—Hubs characterised by functional integration of other elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
- B60B27/0047—Hubs characterised by functional integration of other elements
- B60B27/0068—Hubs characterised by functional integration of other elements the element being a sensor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
- B60B27/0073—Hubs characterised by sealing means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
- F16C33/586—Details of specific parts of races outside the space between the races, e.g. end faces or bore of inner ring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/723—Shaft end sealing means, e.g. cup-shaped caps or covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
- F16C41/002—Conductive elements, e.g. to prevent static electricity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
- F16C41/004—Electro-dynamic machines, e.g. motors, generators, actuators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2326/00—Articles relating to transporting
- F16C2326/01—Parts of vehicles in general
- F16C2326/02—Wheel hubs or castors
Definitions
- the present invention relates to a rolling bearing unit for supporting wheels.
- a power receiving coil is provided inside the rotating inner ring in the vehicle width direction, and the inside of the power receiving coil in the vehicle width direction is covered with a cover member.
- a power supply coil is arranged inside the cover member in the vehicle width direction.
- the power receiving coil is disposed inside the inner ring in the vehicle width direction, and the power supply coil is disposed inside the cover member (cap) that covers the power receiving coil in the vehicle width direction. . For this reason, the distance along the vehicle width direction of the rolling bearing unit increases, and the entire rolling bearing unit increases in size.
- An object of the present invention is to provide a rolling bearing unit capable of suppressing an increase in the size of the entire unit.
- a rolling bearing unit includes an inner ring member having a concave portion that is recessed toward one side in the axial direction toward the other side in the axial direction, and an outer ring member that is disposed on an outer peripheral side of the inner ring member.
- a rolling element disposed between the inner ring member and the outer ring member to rotatably support the inner ring member with respect to the outer ring member, one or more of electric power and a signal can be transmitted, and at least a part thereof
- a fixing cover member housed inside the concave portion of the inner ring member, supported on the one side of the outer ring member in the axial direction, and covering the one side of the inner ring member in the axial direction and the transmission device.
- At least a part of the transmission device is housed along the axial direction inside the concave portion of the inner ring member, so that one side in the axial direction of the inner ring member may protrude in the axial direction. Be suppressed.
- the entire axial length of the rolling bearing unit can be set short, and the size of the entire unit can be suppressed.
- a through hole is provided in the cover member, and the transmission device protrudes to the one side in the axial direction of the transmission device, and the through hole of the cover member projects.
- a projection that can be fitted into the hole is provided, and the transmission device is fixed to the cover member in a state where the projection is fitted into the through hole.
- the transmission device since the transmission device is coupled to the cover member in a state where the projection is fitted into the through hole, the transmission device can be efficiently held. That is, since the inner ring member that is a rotating member is disposed on the outer peripheral side of the transmission device, it is difficult to hold the transmission device that is a stationary member. Therefore, the transmission device can be efficiently held by coupling the transmission device to the cover member that is a stationary member.
- the center axis of the transmission device is along the rotation axis of the inner ring member in a state where the projection is fitted in the through hole.
- the central axis of the transmission device is along the rotation axis of the inner race member. Therefore, when the inner ring member rotates, interference between the inner peripheral surface of the concave portion and the outer peripheral surface of the transmission device can be suppressed.
- the thickness of the inner ring member can be set to be large to improve the rigidity of the inner ring member. it can.
- the central axis of the transmission device can be matched with the rotation axis of the inner ring member by a simple operation of fitting the projection of the transmission device into the through hole of the cover member.
- the rolling bearing unit includes a portion on the outer peripheral side of the protrusion on the one side in the axial direction of the transmission device, and a portion on the outer peripheral side of the through hole in the cover member.
- a seal member connected annularly around the rotation axis is sandwiched in the axial direction.
- the waterproofing is achieved by the seal member.
- FIG. 1 is a cross-sectional view illustrating a rolling bearing unit according to the embodiment.
- FIG. 2 is an exploded perspective view of the rolling bearing unit of FIG.
- FIG. 3 is a diagram showing a cross section of FIG.
- FIG. 4 is an exploded perspective view of the rotating unit and the connecting plate of the transmission device.
- the rotation axis of the inner ring member is AX
- the direction along the rotation axis AX is referred to as “axial direction” or “lateral direction”
- the direction orthogonal to the rotation axis AX is referred to as “radial direction”.
- “One side in the axial direction” is referred to as “inside in the vehicle width direction (IN side)”
- “the other side in the axial direction” is referred to as “outside in the vehicle width direction (OUT side)”.
- the front side of the vehicle is referred to as FR side
- the rear side is referred to as RR side.
- FIG. 1 is a sectional view showing a rolling bearing unit (hub bearing) 1 according to the embodiment.
- FIG. 2 is an exploded perspective view of the rolling bearing unit 1 of FIG.
- FIG. 3 is a diagram showing a cross section of FIG.
- FIG. 4 is an exploded perspective view of the rotation-side transmission unit 32 of the transmission device 30 and the connection plate 50.
- the rolling bearing unit 1 rotatably supports the wheels of the vehicle and is supported by the suspension system 10 of the vehicle. That is, the wheels of the automobile are supported by the suspension device 10 via the rolling bearing unit 1.
- the rolling bearing unit 1 includes the inner ring member 23, the outer ring member 4 (outer ring), the rolling elements 5, the transmission device 30, and the first cover 60 (cover member).
- the inner ring member 23 is rotatable about a rotation axis AX.
- the outer ring member 4 (outer ring) has a cylindrical shape, is arranged radially outside (outer peripheral side) of the inner ring member 23, and is supported in a stationary state.
- the rolling element 5 is disposed between the inner ring member 23 and the outer ring member 4.
- the transmission device 30 is housed in the first recess 21 (recess) of the inner ring member 23.
- the first cover 60 (cover member) is supported by the outer ring member 4 and covers the inside of the inner ring member 23 and the transmission device 30 in the vehicle width direction.
- the first seal member 7 is provided so as to close the gap between the inner ring member 23 and the outer ring member 4.
- the inner ring member 23 includes the hub 2 and the inner ring 3.
- the hub 2 includes a cylindrical hub main body 2A extending in the axial direction, a flange 2B extending radially outward from the outer peripheral surface of the hub main body 2A, and an inner peripheral surface of the hub main body 2A at a central portion in the vehicle width direction. 2C extending radially inward.
- a groove 2D that is recessed radially inward is provided in the outer peripheral portion of the hub body 2A on the inner side in the vehicle width direction.
- An annular inner ring 3 is fitted into the groove 2D, and the hub 2 and the inner ring 3 rotate around the rotation axis AX integrally.
- a wheel (not shown) is fixed to the flange 2B via the hub bolt 9. Further, the hub 2 is provided with two concave portions extending along the vehicle width direction.
- first recess 21 that opens inward in the vehicle width direction and extends outward in the vehicle width direction
- second recess 22 that opens outward in the vehicle width direction and extends inward in the vehicle width direction
- Is provided.
- the first recess 21 and the second recess 22 are adjacent to each other in the axial direction via the partition 2C.
- the edge of the first concave portion 21 has an inner peripheral surface 2E inside the hub 2 in the vehicle width direction and a side surface 2F inside the partition wall 2C in the vehicle width direction.
- a first groove portion 41 that is recessed outward in the vehicle width direction is provided on the side surface 2F.
- a through hole 43 penetrates the partition wall 2C in the axial direction.
- the partition 2 ⁇ / b> C extends radially inward and serves as the bottom of the first recess 21.
- a second groove 42 that is recessed inward in the vehicle width direction is provided on a side surface of the partition wall 2C on the outer side in the vehicle width direction.
- the connection plate 50 is housed in the second groove 42.
- the outer ring member 4 (outer ring) is not rotatable, and is disposed radially outward (outer peripheral side) of the hub 2 and the inner ring 3.
- the outer ring member 4 has a flange portion 4A, and the flange portion 4A is coupled to the suspension device 10.
- the rolling element 5 is disposed between the inner ring member 23 and the outer ring member 4.
- the rolling elements 5 include a plurality of rolling elements 5A disposed between the hub body 2A and the outer ring member 4, and a plurality of rolling elements 5B disposed between the inner ring 3 and the outer ring member 4, and are held. Is held in the vessel 5H.
- the rolling element 5 is a sphere, but may be a roller (tapered roller).
- a tapered roller may be used as the rolling element 5.
- the rolling element 5 is provided between the inner ring member 23 and the outer ring member 4 so as to be able to roll, and rotatably supports the inner ring member 23 with respect to the outer ring member 4.
- a first inner raceway 11 on which a part of the outer surface of the rolling element 5A is located and a second inner raceway 13 on which a part of the outer surface of the rolling element 5B is located are provided on the outer peripheral surface of the outer race member 23 .
- a first outer raceway 14 on which a part of the outer surface of the rolling element 5A is located and a second outer raceway 15 on which a part of the outer surface of the rolling element 5B is located are provided.
- the rolling element 5A is arranged between the first inner raceway 11 and the first outer raceway 14, and the rolling body 5B is arranged between the second inner raceway 13 and the second outer raceway 15.
- a gap is provided between the outer end of the outer race member 4 in the vehicle width direction and the outer peripheral surface of the hub body 2A, and is spaced apart in the axial and radial directions and extends in the circumferential direction.
- the gap is closed by providing the first seal member 7 at the axially outer end of the outer ring member 4.
- the second seal member 8 is also provided on the outer peripheral surface of the inner ring 3.
- the first cover 60 (cover member) has a first portion 61, a second portion 62, a third portion 63, and a fourth portion 64.
- the first portion 61 has a disc-like shape and is arranged radially inward.
- the second portion 62 is inclined so as to go outward in the vehicle width direction as it goes radially outward from the radially outer end of the first portion.
- the third portion 63 extends radially outward from the radially outer end of the second portion 62 and has an annular shape.
- the fourth portion 64 extends outward from the radially outer end of the third portion 63 in the vehicle width direction.
- An annular third seal member 67 is provided in the fourth portion 64 along the circumferential direction.
- a circular through hole 65 is provided at the radial center of the first portion 61.
- a circular through hole 65 is provided at a radial center portion, and the convex portion 36 of the transmission device 30 is fitted into the through hole 65.
- the central axes of the through hole 65 and the convex portion 36 are arranged so as to coincide with the rotation axis AX, or are arranged close to each other.
- Four bolt insertion holes 66 are provided on the outer peripheral side of the through hole 65 at equal intervals in the circumferential direction.
- the first cover 60 is assembled to the outer ring member 4 by fitting the fourth portion 64 to the inner peripheral surface of the outer ring member 4 at the inner end in the vehicle width direction.
- the material of the first cover 60 is aluminum, so that the weight is reduced.
- an opening OP is provided in a portion of the inner ring member 23 outside the second recess 22 in the vehicle width direction, and the second cover 70 is fitted into the opening OP.
- the second cover 70 has a substrate 71 on which an interface circuit is provided, and closes the outside of the opening OP in the vehicle width direction.
- An O-ring 72 is provided on the outer peripheral edge of the second cover 70. The O-ring 72 maintains the sealing property (airtightness, watertightness) between the outer peripheral edge of the second cover 70 and the outer end in the vehicle width direction of the inner ring member 23.
- the first wiring 33 of the transmission device 30 is connected to the substrate 71.
- the transmission device 30 is a contact-type transmission device, and includes a stationary transmission unit 31 and a rotation transmission unit 32.
- the transmission device 30 transmits and receives signals such as tire pressure and electric power between the stationary-side transmission unit 31 and the rotation-side transmission unit 32.
- the transmission device 30 has a function of transmitting both power and a signal, but may have only a function of transmitting one of power and a signal.
- the transmission device 30 is housed in the first recess 21 (recess) of the hub 2 along the axial direction.
- a first wiring 33 is connected to the rotating transmission unit 32, and a second wiring 34 is connected to the stationary transmission unit 31.
- the outer peripheral surface 31A around the rotation axis of the stationary side transmission unit 31 is formed in a cylindrical surface.
- a projection 36, an abutment section 37, a groove 39 for holding a seal member, and an outer peripheral flange 38 are provided on the inner side in the vehicle width direction (one side in the axial direction) of the stationary-side transmission section 31, a projection 36, an abutment section 37, a groove 39 for holding a seal member, and an outer peripheral flange 38 are provided.
- the protrusion 36 protrudes inward in the vehicle width direction and can be fitted into the through hole 65 of the first cover 60.
- the convex portion 36 is formed in a disk shape, and has a central axis coinciding with the rotation axis AX.
- the contact portion 37 is disposed radially outside the convex portion 36 and is formed in an annular shape.
- the contact portion 37 is provided with four blind holes 37A extending in the axial direction at equal intervals in the circumferential direction.
- a female screw is formed on the inner peripheral surface of the blind hole 37A, and the external thread of the bolt BL inserted through the bolt insertion hole 66 of the first cover 60 is engaged with the inner peripheral surface of the blind hole 37A and fastened.
- An O-ring 35 (seal member) is accommodated inside the seal member holding groove 39.
- the O-ring 35 is housed inside the seal member holding groove 39, and the projection 36 is fitted into the through hole 65 of the first cover 60.
- the circumferential positions of the bolt insertion hole 66 of the first cover 60 and the blind hole 37A of the transmission device 30 are matched.
- the bolt BL is inserted into the bolt insertion hole 66 and the blind hole 37A and rotated.
- the transmission device 30 can be assembled to the first cover 60 via the bolt BL.
- the contact portion 37 of the transmission device 30 contacts the back surface of the first portion 61 of the first cover 60, and the O-ring 35 is attached to the back surface of the first portion 61. And is elastically deformed. Thereby, the outer peripheral sides of the through hole 65 and the bolt insertion hole 66 are annularly sealed.
- the stationary-side transmission unit 31 (part of the transmission device 30) included in the transmission device 30 is axially inserted into the first recess 21 (recess) of the inner race member 23.
- the inner side of the inner ring member 23 in the vehicle width direction (one side in the axial direction) is suppressed from protruding in the vehicle width direction (axial direction).
- the entire axial length of the rolling bearing unit 1 can be set short, and the overall size of the rolling bearing unit 1 can be suppressed.
- the central axis of the transmission device 30 is along the rotation axis AX of the inner race member 23. For this reason, when the inner ring member 23 rotates, interference between the inner peripheral surface of the first concave portion 21 (recess) and the outer peripheral surface of the transmission device 30 can be suppressed. Furthermore, since the radial distance between the inner peripheral surface of the first concave portion 21 of the inner ring member 23 and the outer peripheral surface of the transmission device 30 can be reduced, the thickness of the inner ring member 23 is set to be large, and Rigidity can be improved.
- the central axis of the transmission device 30 is along the rotation axis AX of the inner ring member 23.
- the central axis of the transmission device 30 can be matched with the rotation axis AX of the inner ring member 23 by a simple operation of fitting the projection 36 of the transmission device 30 into the through hole 65 of the first cover 60.
- the O-ring 35 (seal member) is waterproof. That is, when the convex portion 36 is fitted into the through hole 65, a gap is formed between the convex portion 36 and the inner peripheral surface of the through hole 65, so that water may enter from the gap. Therefore, an annular O-ring 35 (seal member) is sandwiched between the outer periphery of the convex portion 36 and the through hole 65 to improve the sealing performance (airtightness, watertightness). For this reason, even if water invades from the gap, it is possible to block the progress of water from the O-ring 35 to the outer peripheral side.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
- Gasket Seals (AREA)
- Sealing Of Bearings (AREA)
Abstract
Description
まず、Oリング35をシール部材保持用溝39の内方に収容し、第1カバー60の貫通孔65に凸部36を嵌合させる。次に、第1カバー60のボルト挿通孔66と伝送装置30の止まり穴37Aとの周方向位置を合致させる。そして、ボルトBLをボルト挿通孔66および止まり穴37Aに挿入し回転させる。
4 外輪部材
5 転動体
21 第1凹部(凹部)
23 内輪部材
30 伝送装置
35 Oリング(シール部材)
36 凸部
60 第1カバー(カバー部材)
65 貫通孔
AX 回転軸
Claims (4)
- 回転軸に沿う軸方向の一方側に前記軸方向の他方側に向けて凹む凹部を有する内輪部材と、
前記内輪部材の外周側に配置される外輪部材と、
前記内輪部材と前記外輪部材との間に配置され前記内輪部材を前記外輪部材に対して回転可能に支持する転動体と、
電力及び信号のうち1つ以上が伝送可能で、少なくとも一部が前記内輪部材の前記凹部の内方に収納される伝送装置と、
前記外輪部材の前記軸方向の前記一方側に支持され、前記内輪部材における前記軸方向の前記一方側を覆うと共に前記伝送装置を固定するカバー部材と、を備えた
転がり軸受ユニット。 - 前記カバー部材に貫通孔が設けられ、前記伝送装置の前記軸方向の前記一方側に、当該一方側に突出すると共に前記カバー部材の前記貫通孔に嵌合可能な凸部が設けられ、当該凸部が前記貫通孔に嵌合された状態で前記伝送装置が前記カバー部材に固定されている
請求項1に記載の転がり軸受ユニット。 - 前記凸部が前記貫通孔に嵌合された状態において、前記伝送装置の中心軸が前記内輪部材の前記回転軸に沿っている
請求項2に記載の転がり軸受ユニット。 - 前記伝送装置の前記軸方向の前記一方側における前記凸部の外周側の部位と、前記カバー部材における前記貫通孔の外周側の部位との間に、前記回転軸回りに環状に繋がったシール部材を軸方向に挟み込んだ
請求項2又は3に記載の転がり軸受ユニット。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020529026A JPWO2020009140A1 (ja) | 2018-07-04 | 2019-07-03 | 転がり軸受ユニット |
US17/257,154 US11421736B2 (en) | 2018-07-04 | 2019-07-03 | Rolling bearing unit |
EP19830760.5A EP3819516B1 (en) | 2018-07-04 | 2019-07-03 | Rolling bearing unit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018127332 | 2018-07-04 | ||
JP2018-127332 | 2018-07-04 |
Publications (1)
Publication Number | Publication Date |
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WO2020009140A1 true WO2020009140A1 (ja) | 2020-01-09 |
Family
ID=69060897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2019/026425 WO2020009140A1 (ja) | 2018-07-04 | 2019-07-03 | 転がり軸受ユニット |
Country Status (4)
Country | Link |
---|---|
US (1) | US11421736B2 (ja) |
EP (1) | EP3819516B1 (ja) |
JP (1) | JPWO2020009140A1 (ja) |
WO (1) | WO2020009140A1 (ja) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19547096A1 (de) * | 1995-12-16 | 1997-06-19 | Audi Ag | Radlagerung |
JP2001208763A (ja) * | 1999-11-15 | 2001-08-03 | Nsk Ltd | 回転速度検出装置付転がり軸受ユニット |
JP2001349899A (ja) * | 2000-06-06 | 2001-12-21 | Nsk Ltd | 回転速度検出装置付転がり軸受ユニット |
JP2004036816A (ja) * | 2002-07-05 | 2004-02-05 | Koyo Seiko Co Ltd | 転がり軸受装置 |
US20150137803A1 (en) * | 2013-11-19 | 2015-05-21 | Hyundai Mobis Co., Ltd. | Integrated wheel speed measuring device |
JP2018001769A (ja) | 2016-06-27 | 2018-01-11 | 日本精工株式会社 | 車輪支持用転がり軸受ユニット |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4213979A1 (de) | 1992-04-29 | 1993-11-04 | Teves Metallwaren Alfred | Vorrichtung zur messung von drehbewegungen |
JP3666556B2 (ja) | 1999-01-19 | 2005-06-29 | 光洋精工株式会社 | 車軸用軸受装置 |
JP2008051683A (ja) | 2006-08-25 | 2008-03-06 | Ntn Corp | 回転センサ付き車輪用軸受装置 |
JP2008241627A (ja) * | 2007-03-28 | 2008-10-09 | Nsk Ltd | 回転センサ付きカバー及びその製造方法、並びに車輪支持用軸受ユニット |
JP5120058B2 (ja) * | 2007-05-23 | 2013-01-16 | 日本精工株式会社 | 転がり軸受ユニットの状態量測定装置及びその製造方法 |
-
2019
- 2019-07-03 EP EP19830760.5A patent/EP3819516B1/en active Active
- 2019-07-03 US US17/257,154 patent/US11421736B2/en active Active
- 2019-07-03 WO PCT/JP2019/026425 patent/WO2020009140A1/ja active Application Filing
- 2019-07-03 JP JP2020529026A patent/JPWO2020009140A1/ja active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19547096A1 (de) * | 1995-12-16 | 1997-06-19 | Audi Ag | Radlagerung |
JP2001208763A (ja) * | 1999-11-15 | 2001-08-03 | Nsk Ltd | 回転速度検出装置付転がり軸受ユニット |
JP2001349899A (ja) * | 2000-06-06 | 2001-12-21 | Nsk Ltd | 回転速度検出装置付転がり軸受ユニット |
JP2004036816A (ja) * | 2002-07-05 | 2004-02-05 | Koyo Seiko Co Ltd | 転がり軸受装置 |
US20150137803A1 (en) * | 2013-11-19 | 2015-05-21 | Hyundai Mobis Co., Ltd. | Integrated wheel speed measuring device |
JP2018001769A (ja) | 2016-06-27 | 2018-01-11 | 日本精工株式会社 | 車輪支持用転がり軸受ユニット |
Non-Patent Citations (1)
Title |
---|
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Also Published As
Publication number | Publication date |
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EP3819516A4 (en) | 2022-03-23 |
US20210364043A1 (en) | 2021-11-25 |
JPWO2020009140A1 (ja) | 2021-08-19 |
EP3819516A1 (en) | 2021-05-12 |
EP3819516B1 (en) | 2024-01-24 |
US11421736B2 (en) | 2022-08-23 |
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