CN106351946A - Bearing with eccentric check rings - Google Patents
Bearing with eccentric check rings Download PDFInfo
- Publication number
- CN106351946A CN106351946A CN201610730913.8A CN201610730913A CN106351946A CN 106351946 A CN106351946 A CN 106351946A CN 201610730913 A CN201610730913 A CN 201610730913A CN 106351946 A CN106351946 A CN 106351946A
- Authority
- CN
- China
- Prior art keywords
- snap ring
- rings
- ring
- locating snap
- bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- 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
- F16C19/16—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 a single row of balls
-
- 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
-
- 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
- F16C33/38—Ball cages
-
- 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
-
- 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
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
- F16C33/782—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region
- F16C33/7823—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region of sealing lips
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Abstract
The invention relates to a bearing with eccentric check rings and relates to the technical field of bearing fittings. The bearing comprises outer rings, inner rings, rolling balls, holding frames, sealing components, rivets, check grooves and check rings, wherein the check grooves are concavely formed in the outer walls of the outer rings along the peripheral directions of the outer rings, and the check rings are clamped in the check grooves; the check rings comprise semi-arc-shaped left semi-rings and semi-arc-shaped ring semi-rings; one ends of the left semi-rings are hinged with the right semi-rings, and positioning pillars are hinged to the other ends of the left semi-rings; and one ends of the right semi-rings are hinged with the left semi-rings, and screws penetrate into the other ends of the right semi-rings. By regulating the radii of the check rings, the inner walls of the check rings can be always fit with the outer walls of the bearing, so that bearings of different radii can be used; and furthermore, the friction force between the check rings and the bearing is reduced, so that the service lives of the check rings are prolonged.
Description
Technical field
The invention belongs to Bearing fittings technical field is and in particular to be a kind of bearer ring with eccentric locating snap ring.
Background technology
Locating snap ring is mounted on outer ring, can hold a locking groove, then load onto locating snap ring typically on bearing outer ring,
Play prevent bearing on-stream in bearing block play play fixation.
Should not there is radial clearance after mounting, but bearing ring tightly can be made very much again to produce slight deformation, thus increasing
The friction of rolling element, increases the noise of bearing and reduces the original service life of bearing.
Therefore, it is necessary to design the adjustable bearing locating snap ring of a radius, in order to adapt to the bearing of various outer diameter.
Content of the invention
It is an object of the invention to overcoming defect mentioned above and deficiency, and provide a kind of axle with eccentric locating snap ring
Carrier ring.
The technical scheme that the present invention realizes the employing of its purpose is as follows.
A kind of bearing with eccentric locating snap ring, including be arranged in described outer ring in coaxial with described outer ring of outer ring
Inner ring, the ball being arranged between described outer ring and described inner ring, the retainer being sheathed on the excircle of described ball, card set
In described outer ring and described inner ring between and be in the sealing member of described ball both sides and the outer wall being riveted on described retainer
On rivet, also include along the locking groove on the recessed outer wall in described outer ring of circumferencial direction of described outer ring and be arranged in institute
State the locating snap ring in locking groove；There is bias with the center of circle of the longitudinal section of described outer ring in the center of circle of the longitudinal section of described locking groove
Away from described eccentric throw is more than or equal to 0.1 millimeter, and is less than or equal to 3 millimeters；Described locating snap ring is arranged by the way of the cooperation of gap
In described locking groove；Described locating snap ring, including all semicircular arc left half-turn and right half-turn；Described left half-turn one end and the right side
Half-turn is hinged, and the other end is hinged with locating dowel；Described right half-turn one end is hinged with left half-turn, and the other end is equipped with screw；Described
Locating dowel is the cylinder of hollow, and cylinder inwall is provided with female thread；Described screw passes through and is arranged in right half-turn one
End；Described screw is provided with external screw thread and is threadeded with locating dowel.
Wherein, the width value of described locking groove than the width of described locating snap ring big value, the width of described locking groove with described
The difference of the width of locating snap ring is more than or equal to 0.5 millimeter, and is less than or equal to 5 millimeters.
Wherein, the rectangular cross-section of described locking groove, its depth is more than or equal to 1 millimeter, and is less than or equal to 5 millimeters.
Wherein, the cross section of described retainer is annulus, and the internal diameter of described annulus is bigger than the diameter of described ball, after installation
Radial clearance between described retainer and described ball is more than or equal to 0.1 millimeter, and is less than or equal to 2 millimeters.
Wherein, the side wall of described retainer offers through hole along the radial direction of described retainer, described rivet passes through
Described through hole is riveted on described retainer；The number of described rivet is consistent with the number of described ball.
Wherein, described sealing member one end is provided with dop, and its other end is provided with the first sealing lip and the second sealing lip,
It is provided with sealing plate in the groove of described seal body part.
Wherein, described outer ring inwall is concavely provided with the first draw-in groove, and the outer wall of described inner ring is concavely provided with the second draw-in groove；Install
The matching with described first draw-in groove of described dop afterwards, described first sealing lip and described second sealing lip and described second draw-in groove
Match.
A kind of bearer ring with eccentric locating snap ring, also includes anchor；The projection of described left half-turn one end semicircle shape, described
Right half-turn) one end is provided with the caulking groove of semicircle shape；Described projection is embedded at caulking groove；Described anchor is arranged in projection and caulking groove.
A kind of bearer ring with eccentric locating snap ring, also includes locating pin；It is laid with described left half-turn and right half-turn and pass through
Logical location hole；Described location hole is 40 ° ~ 85 ° with the angle of cut of locating snap ring radius；Described locating pin is embedded at location hole, and fixed
The length of position nail is more than the depth of location hole.
The bearing being provided with eccentric locating snap ring of the present invention, including be arranged in described outside coaxial with described outer ring of outer ring
Inner ring in circle, the ball being arranged between described outer ring and described inner ring, the holding being sheathed on the excircle of described ball
Frame, it is arranged in described outer ring and described inner ring between and is in the sealing member of described ball both sides and is riveted on described retainer
Outer wall on rivet, also include along the locking groove on the recessed outer wall in described outer ring of circumferencial direction of described outer ring and card
Locating snap ring in described locking groove；The center of circle of the longitudinal section of described locking groove is existed with the center of circle of the longitudinal section of described outer ring
Eccentric throw, described eccentric throw is more than or equal to 0.1 millimeter, and is less than or equal to 3 millimeters；Described locating snap ring is by the way of the cooperation of gap
It is arranged in described locking groove；In the case of a high temperature, the described outer ring and footpath between them can be increased during dead eye expanded by heating
To gap, described locating snap ring also can expand outwardly the radial clearance to make up between described outer ring and dead eye, it is to avoid skids existing
The appearance of elephant.
This bearing locating snap ring pass through adjust the radius of itself so that this locating snap ring inwall can be fitted all the time bearing outer wall, from
And using the bearing of different radii, and the frictional force between locating snap ring and bearing can be reduced, extend the service life of locating snap ring.
Brief description
Fig. 1 is the sectional view of the present invention.
Fig. 2 is the structure chart of sealing member of the present invention；
Fig. 3 is the expanded schematic diagram of locating snap ring of the present invention；
Fig. 4 is raised and caulking groove scheme of installation；
Fig. 5 is the cross section structure diagram in a portion in Fig. 3；
In figure: 1- outer ring；11- locking groove；2- inner ring；3- ball；4- locating snap ring；5- retainer；6- sealing member；61- first is close
Envelope lip；62- second sealing lip；63- sealing plate；64- dop；The left half-turn of 7- rivet, 8-, 8a- locating dowel, 8b- are raised, 9- right half
Circle, 9a- screw, 9b- caulking groove, 10- anchor, 11- locating pin, 12- location hole.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described in further detail.
The dynamo bearing being provided with eccentric locking groove and eccentric locating snap ring of the present invention, including outer ring 1 and described outer ring
The 1 coaxial inner ring 2 being arranged in described outer ring 1, the ball 3 being arranged between described outer ring 1 and described inner ring 2, it is sheathed on
Retainer 5 on the excircle of described ball 3, it is arranged in described outer ring 1 and described inner ring 2 between and is in described ball 3
The sealing member 6 of both sides and the rivet 7 being riveted on the outer wall of described retainer 5, also include the circumferencial direction along described outer ring 1
Locking groove 11 on the recessed outer wall in described outer ring 1 and the locating snap ring 4 being arranged in described locking groove 11；Described locking groove 11
The center of circle of the longitudinal section of the center of circle of longitudinal section and described outer ring 1 there is eccentric throw, described eccentric throw is more than or equal to 0.1 millimeter,
And it is less than or equal to 3 millimeters；Described locating snap ring 4 is arranged in described locking groove 11 by the way of the cooperation of gap.In high-temperature condition
Under, the radial clearance between them can be increased when described outer ring and dead eye expanded by heating, described locating snap ring also can expand outwardly
To make up the radial clearance between described outer ring and dead eye, it is to avoid the appearance of skidding.
The width value of described locking groove 11 big value than the width of described locating snap ring 4, the width of described locking groove 11 with described
The difference of the width of locating snap ring 4 is more than or equal to 0.5 millimeter, and is less than or equal to 5 millimeters.The width of the preferably described locking groove 11 of the present invention
Degree is 1 millimeter with the difference of the width of described locating snap ring 4, and the described difference of this size can meet the need being rapidly assembled and disassembled
Will；Described difference can be used to accommodate the expansion in the size brought during described locating snap ring 4 expanded by heating.Described stop
Ring 4 is ear formula snap ring.
The rectangular cross-section of described locking groove 11, its depth is more than or equal to 1 millimeter, and is less than or equal to 5 millimeters.The present invention is excellent
The depth selecting described locking groove 11 is 4 millimeters；The described locking groove 11 of this size can meet the need installing described locating snap ring 4
Will；The depth of described locking groove 11 less, will not cause too much influence to the rigidity of described outer ring 1.
The cross section of described retainer 5 is annulus, and the internal diameter of described annulus is bigger than the diameter of described ball 3, institute after installation
The radial clearance stated between retainer 5 and described ball 3 is more than or equal to 0.1 millimeter, and is less than or equal to 2 millimeters.The present invention is preferred
Radial clearance value between described retainer 5 and described ball 3 is 0.5 millimeter, and the described gap width of this size can meet institute
State ball 3 free rolling needs, simultaneously also will not be excessive and loosening because of described gap size, the stable fortune of impact bearing
OK.
The side wall of described retainer 5 offers through hole along the radial direction of described retainer 5, described rivet 7 passes through institute
State through hole to be riveted on described retainer 5；The number of described rivet 7 is consistent with the number of described ball 3.
Described sealing member 6 one end is provided with dop 64, and its other end is provided with the first sealing lip 61 and the second sealing lip 62,
It is provided with sealing plate 63 in the groove of described sealing member 6 main part.Described sealing plate 63 can play the described sealing of enhancing
The effect of the sealing property of part 6.
Described outer ring 1 inwall is concavely provided with the first draw-in groove, and the outer wall of described inner ring 2 is concavely provided with the second draw-in groove；After installation
The matching with described first draw-in groove of described dop 64, described first sealing lip 61 and described second sealing lip 62 and described second
Draw-in groove matches.The cross sectional shape of described dop 64 is consistent with the cross sectional shape of described first draw-in groove, gap less it is ensured that
Sealing well；After installation, described first sealing lip 61 is resisted against on the side wall of described second draw-in groove, described second sealing lip
In 62 projections being pressed on described second draw-in groove side, sealing effectiveness is preferable
Locating snap ring 4, including all semicircular arc left half-turn 8 and right half-turn 9；Described left half-turn 8 one end is hinged with right half-turn 9,
The other end is hinged with locating dowel 8a；Described right half-turn 9 one end is hinged with left half-turn 8, and the other end is equipped with screw 9a；Described positioning
Post 8a is the cylinder of hollow, and cylinder inwall is provided with female thread；Described screw 9a passes through and is arranged in right half-turn 9 one
End；Described screw 9a is provided with external screw thread and is threadeded with locating dowel 8a.
When installing this locating snap ring, screw 9a can be around its axis rotation, and by rotary screw 9a, adjusting screw 9a screws in fixed
The depth of position post 8a, thus adjust the radius of bearing locating snap ring so that this locating snap ring inwall can be fitted all the time bearing outer wall.Positioning
Post 8a can rotate around pin joint, thus adapting to being spirally connected of different angles.
A kind of bearer ring with eccentric locating snap ring, also includes anchor 10；The projection of described left half-turn 8 one end semicircle shape
8b, described right half-turn 9 one end is provided with the caulking groove 9b of semicircle shape；Described projection 8b is embedded at caulking groove 9b；Described anchor 10 wears
In raised 8b and caulking groove 9b.
This locating snap ring is embedded at the structure of caulking groove 9b using raised 8b, can guarantee that left half-turn 8 and right half-turn 9 all the time same
Horizontal plane, it is to avoid both axial dipole field, is conducive to the installation of locating snap ring, increased the intensity of locating snap ring, extends locating snap ring
Service life.
A kind of bearer ring with eccentric locating snap ring, also includes locating pin 11；Lay on described left half-turn 8 and right half-turn 9
There is the location hole 12 of insertion；Described location hole 12 is 40 ° ~ 85 ° with the angle of cut of locating snap ring radius；Described locating pin 11 is embedded at fixed
Position hole 12, and the length of locating pin 11 is more than the depth of location hole 12.
The setting of locating pin 11, is conducive to locating snap ring to play the effect of quick stop.Locating pin 11 is inserted in location hole
12, locating pin 11 inwall touches bearing outer wall, thus fixing bearing.The direction of location hole 12 is obliquely installed, it is to avoid locating pin 11
The countershaft impact manufactured of perpendicular contact bearing and deformation.
The present invention is illustrated according to embodiment, on the premise of without departing from present principles, if this device can also be made
Dry deformation and improvement.It should be pointed out that the technical scheme that the mode such as all employing equivalents or equivalent transformation is obtained, all fall within this
In the protection domain of invention.
Claims (9)
1. a kind of bearing with eccentric locating snap ring, including outer ring (1) coaxial with described outer ring (1) be arranged in described outer ring
(1) inner ring (2) in, the ball (3) being arranged between described outer ring (1) and described inner ring (2), it is sheathed on described ball (3)
Excircle on retainer (5), be arranged in described outer ring (1) and described inner ring (2) between and be in described ball (3) two
The sealing member (6) of side and the rivet (7) that is riveted on the outer wall of described retainer (5) it is characterised in that: also include along described
Locking groove (11) on the recessed outer wall in described outer ring (1) of circumferencial direction of outer ring (1) and be arranged in described locking groove (11)
Interior locating snap ring (4)；There is bias with the center of circle of the longitudinal section of described outer ring (1) in the center of circle of longitudinal section of described locking groove (11)
Away from described eccentric throw is more than or equal to 0.1 millimeter, and is less than or equal to 3 millimeters；Described locating snap ring (4) is by the way of the cooperation of gap
It is arranged in described locking groove (11)；Described locating snap ring (4), including all semicircular arc left half-turn (8) and right half-turn (9)；
Described left half-turn (8) one end is hinged with right half-turn (9), and the other end is hinged with locating dowel (8a)；Described right half-turn (9) one end and a left side
Half-turn (8) is hinged, and the other end is equipped with screw (9a)；Described locating dowel (8a) is the cylinder of hollow, and in cylinder inwall
It is provided with female thread；Described screw (9a) passes through and is arranged in right half-turn (9) one end；Described screw (9a) is provided with external screw thread simultaneously
Threaded with locating dowel (8a).
2. claim holds a kind of bearing with eccentric locating snap ring as described in 1 it is characterised in that: described locking groove (11)
Width value is bigger than the width value of described locating snap ring (4), the difference of the width of the width of described locking groove (11) and described locating snap ring (4)
Value is more than or equal to 0.5 millimeter, and is less than or equal to 5 millimeters.
3. claim holds a kind of bearing with eccentric locating snap ring as described in 1 it is characterised in that: described locking groove (11)
Rectangular cross-section, its depth is more than or equal to 1 millimeter, and is less than or equal to 5 millimeters.
4. claim holds a kind of bearing with eccentric locating snap ring as described in 1 it is characterised in that: described retainer (5)
Cross section is annulus, and the internal diameter of described annulus is bigger than the diameter of described ball (3), described retainer (5) and described rolling after installation
Radial clearance between pearl (3) is more than or equal to 0.1 millimeter, and is less than or equal to 2 millimeters.
5. claim holds a kind of bearing with eccentric locating snap ring as described in 1 it is characterised in that: in described retainer (5)
Side wall on offer through hole along the radial direction of described retainer (5), described rivet (7) is riveted on described guarantor by described through hole
Hold on frame (5)；The number of described rivet (7) is consistent with the number of described ball (3).
6. claim holds a kind of bearing with eccentric locating snap ring as described in 1 it is characterised in that: described sealing member (6)
End is provided with dop (64), and its other end is provided with the first sealing lip (61) and the second sealing lip (62), in described sealing member (6)
It is provided with sealing plate (63) in the groove of main part.
7. claim holds a kind of bearing with eccentric locating snap ring as described in 6 it is characterised in that: described outer ring (1) inwall
It is concavely provided with the first draw-in groove, the outer wall of described inner ring (2) is concavely provided with the second draw-in groove；After installation described dop (64) with described
First draw-in groove matches, and described first sealing lip (61) and described second sealing lip (62) are matched with described second draw-in groove.
8. as claimed in claim 1 a kind of bearer ring with eccentric locating snap ring it is characterised in that also including anchor (10)；
The projection (8b) of described left half-turn (8) one end semicircle shape, described right half-turn (9) one end is provided with the caulking groove (9b) of semicircle shape；Institute
State raised (8b) and be embedded at caulking groove (9b)；Described anchor (10) is arranged in raised (8b) and caulking groove (9b).
9. as claimed in claim 1 a kind of bearer ring with eccentric locating snap ring it is characterised in that also including locating pin
(11)；The location hole (12) of insertion is laid with described left half-turn (8) and right half-turn (9)；Described location hole (12) and locating snap ring
The angle of cut of radius is 40 ° ~ 85 °；Described locating pin (11) is embedded at location hole (12), and the length of locating pin (11) is more than positioning
The depth in hole (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610730913.8A CN106351946A (en) | 2016-08-26 | 2016-08-26 | Bearing with eccentric check rings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610730913.8A CN106351946A (en) | 2016-08-26 | 2016-08-26 | Bearing with eccentric check rings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106351946A true CN106351946A (en) | 2017-01-25 |
Family
ID=57854673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610730913.8A Withdrawn CN106351946A (en) | 2016-08-26 | 2016-08-26 | Bearing with eccentric check rings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106351946A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707741A (en) * | 2018-12-20 | 2019-05-03 | 汤新红 | A kind of bearing arrangement of automatically lock positioning |
| CN111779765A (en) * | 2020-05-19 | 2020-10-16 | 上海涟屹轴承科技有限公司 | Radial bearing structure for ship gearbox |
| WO2021232880A1 (en) * | 2020-05-18 | 2021-11-25 | 进发轴承有限公司 | Durable low-noise eccentric stop ball bearing |
-
2016
- 2016-08-26 CN CN201610730913.8A patent/CN106351946A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707741A (en) * | 2018-12-20 | 2019-05-03 | 汤新红 | A kind of bearing arrangement of automatically lock positioning |
| CN111536164A (en) * | 2018-12-20 | 2020-08-14 | 乐清市智格电子科技有限公司 | Bearing device capable of automatically locking and positioning |
| CN111536163A (en) * | 2018-12-20 | 2020-08-14 | 乐清市智格电子科技有限公司 | Bearing device capable of automatically locking and positioning |
| WO2021232880A1 (en) * | 2020-05-18 | 2021-11-25 | 进发轴承有限公司 | Durable low-noise eccentric stop ball bearing |
| CN111779765A (en) * | 2020-05-19 | 2020-10-16 | 上海涟屹轴承科技有限公司 | Radial bearing structure for ship gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170125 |