CN106640956A - Self-lubricating self-aligning ball bearing assembly of novel structure for automobile steering machine - Google Patents
Self-lubricating self-aligning ball bearing assembly of novel structure for automobile steering machine Download PDFInfo
- Publication number
- CN106640956A CN106640956A CN201611249063.6A CN201611249063A CN106640956A CN 106640956 A CN106640956 A CN 106640956A CN 201611249063 A CN201611249063 A CN 201611249063A CN 106640956 A CN106640956 A CN 106640956A
- Authority
- CN
- China
- Prior art keywords
- self
- ball bearing
- aligning ball
- lubricating
- ring
- 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.)
- Pending
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
- F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
- F16C23/06—Ball or roller bearings
- F16C23/08—Ball or roller bearings self-adjusting
- F16C23/082—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface
- F16C23/084—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface sliding on a complementary spherical surface
-
- 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
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
- F16C33/7806—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for spherical 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
- F16C33/72—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
- F16C33/784—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race
- F16C33/7843—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc
-
- 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
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/067—Fixing them in a housing
-
- 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
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or 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
- F16C2326/00—Articles relating to transporting
- F16C2326/20—Land vehicles
- F16C2326/24—Steering systems, e.g. steering rods or columns
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Of The Bearing (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a self-lubricating self-aligning ball bearing assembly of a novel structure for an automobile steering machine. The self-lubricating self-aligning ball bearing assembly of the novel structure for the automobile steering machine comprises a self-lubricating self-aligning ball bearing assembly body. The self-lubricating self-aligning ball bearing assembly body comprises a self-lubricating self-aligning ball bearing and a self-aligning ball bearing supporting ring. Two arc installation gaps are formed in the inner circumferential face of the self-aligning ball bearing supporting ring and located at the two ends of the same radial line correspondingly. The distance between the bottom faces, opposite in the radial direction, of the two arc installation gaps is larger than the outer diameter of the self-lubricating self-aligning ball bearing. The width of each arc installation gap is larger than that of the self-lubricating self-aligning ball bearing. The two sides of a ball are provided with dustproof covers correspondingly. One end of each dustproof cover is provided with an upper first clamping foot. The inner circumferential face of the outer ring of the self-lubricating self-aligning ball bearing is provided with a first clamping groove matched with the first clamping foot. The other end of each dustproof cover is provided with a second clamping foot. The outer circumferential face of the inner ring of the self-lubricating self-aligning ball bearing is provided with a second clamping groove matched with the first clamping foot.
Description
Technical field
The present invention relates to technical field of bearings, is related specifically to a kind of automobile steering device self lubricating centre regulating of new structure
Ball bearing assembly.
Background technology
At present the self-aligning ball bearing component in automobile steering device includes that self lubricating centre regulating ball bearing and self-aligning ball bearing are supported
Circle is constituted, and sphere mode is adopted wherein between the inner peripheral surface of the outer peripheral face of self lubricating centre regulating ball bearing and self-aligning ball bearing bracing ring
Coordinate, self lubricating centre regulating ball bearing just can swing in self-aligning ball bearing bracing ring, realize aligning function.
And self-aligning ball bearing bracing ring of the prior art is mostly the structure of two semi-rings, two semi-rings are using tight
Firmware is fixedly connected, and the self-aligning ball bearing bracing ring of two semi-rings is enclosed within the outer ring of self lubricating centre regulating ball bearing during assembling,
The self-aligning ball bearing bracing ring of two semi-rings is connected using securing member again, the spherical ball axle of two semi-rings is installed using securing member
Holding bracing ring can have alignment error so that the concentricity between the self-aligning ball bearing bracing ring of two semi-rings is extremely difficult to will
Ask, cause to be contacted not between the outer peripheral face of self lubricating centre regulating ball bearing and the inner peripheral surface of the self-aligning ball bearing bracing ring of two semi-rings
Uniformly, gap is also unequal, uneven wear phenomenon occurs, and noise is big during final self-aligning ball bearing component operation and the lost of life；
Another, the self lubricating centre regulating ball bearing of prior art easily enters dust, due to dust entrance in use easily
Ball easily weares and teares, and has had a strong impact on the Practical Performance of self-aligning ball bearing component.
But for the deficiencies in the prior art, developer is necessary to develop a kind of reasonable in design, simple structure, is easy to peace
Fill, be not only able to avoid the inner surface of self-aligning ball bearing bracing ring to contact not with the outer surface of the outer ring of self lubricating centre regulating ball bearing
Uniformly, and also dust can be avoided from entering into the inside of self lubricating centre regulating ball bearing, the vapour of the new structure of long service life
Car turns to machine self lubricating centre regulating ball bearing assembly.
The content of the invention
To solve the problems, such as prior art, the object of the invention provides a kind of reasonable in design, simple structure, is easy to peace
Fill, be not only able to avoid the inner surface of self-aligning ball bearing bracing ring to contact not with the outer surface of the outer ring of self lubricating centre regulating ball bearing
Uniformly, and also dust can be avoided from entering into the inside of self lubricating centre regulating ball bearing, the vapour of the new structure of long service life
Car turns to machine self lubricating centre regulating ball bearing assembly.
To solve above technical problem, the present invention employs the following technical solutions to realize：
A kind of automobile steering device of new structure self lubricating centre regulating ball bearing assembly, including self lubricating centre regulating ball bearing group
Part body, the self lubricating centre regulating ball bearing assembly body includes self lubricating centre regulating ball bearing and self-aligning ball bearing bracing ring；
The self lubricating centre regulating ball bearing includes inner ring and outer ring, and between the inner ring and outer ring retainer is provided with,
The retainer is provided with ball, and the outer peripheral face of the outer ring of the self lubricating centre regulating ball bearing is interior with self-aligning ball bearing bracing ring
Mating spherical surfaces are adopted between side face；
Characterized in that, distinguishing on the inner peripheral surface of the self-aligning ball bearing bracing ring and positioned at the two ends of same RADIAL
Offer arc installation gap, the distance between two arc installation gaps bottom surface diametrically is more than self lubricating centre regulating ball axle
The external diameter for holding, the width of the arc installation gap is more than the width of self lubricating centre regulating ball bearing；
Dust cap is respectively provided on two sides with the ball, in one end of the dust cap the first card base is provided with, in institute
State and the first draw-in groove being engaged with the first card base is offered on the inner peripheral surface of outer ring, in the other end of the dust cap second is provided with
Card base, is provided with the second draw-in groove coordinated with the second card base on the outer peripheral face of the inner ring.
Compared with prior art, the present invention is on the inner peripheral surface of self-aligning ball bearing bracing ring and positioned at the two of same RADIAL
End offers respectively arc installation gap, during installation, first supports in the axis of self lubricating centre regulating ball bearing and self-aligning ball bearing
The axis of circle in vertical state, and makes the both sides of the outer ring of self lubricating centre regulating ball bearing be inserted into self-aligning ball bearing bracing ring two
In arc installation gap, after being inserted into setting position, self lubricating centre regulating ball bearing is rotated by 90 °, so that self lubricating centre regulating ball
With the axis of self-aligning ball bearing bracing ring on same straight line, adopting the structure can be by self lubricating centre regulating for the axis of bearing
Ball bearing is conveniently installed to the inside of self-aligning ball bearing bracing ring, can avoid the inner surface of self-aligning ball bearing bracing ring
Contact uneven with the outer surface of the outer ring of self lubricating centre regulating ball bearing；Another, in ball dust cap is respectively provided on two sides with,
The two ends of dust cap can be conveniently connected on outer ring and inner ring, and adopting the structure can avoid dust from entering into certainly
The inside of lubrication self-aligning ball bearing, further increases the service life of self-aligning ball bearing component.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the installation process structural representation of the present invention.
Fig. 2 is the installation structural representation of the present invention.
Fig. 3 is the front view of the present invention.
Fig. 4 is the A-A sectional views of Fig. 3.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
Shown in reference picture 1- Fig. 4, a kind of automobile steering device self lubricating centre regulating ball bearing of the new structure be given in figure
Component, including self lubricating centre regulating ball bearing assembly body 1000, self lubricating centre regulating ball bearing assembly body 1000 includes self-lubricating
Self-aligning ball bearing 100 and self-aligning ball bearing bracing ring 200.
Self lubricating centre regulating ball bearing 100 includes inner ring 120 and outer ring 110, and guarantor is provided between inner ring 120 and outer ring 110
Frame 130 is held, ball 140, outer peripheral face 112 and the tune of the outer ring 110 of self lubricating centre regulating ball bearing 100 are provided with retainer 130
Mating spherical surfaces are adopted between the inner peripheral surface 230 of heart ball bearing bracing ring 200.
Arc is offered respectively on the inner peripheral surface 230 of self-aligning ball bearing bracing ring 200 and positioned at the two ends of same RADIAL
The distance between shape installation gap 210,220, the bottom surface diametrically of arc installation gap 210,220 are more than self lubricating centre regulating ball
The external diameter of bearing 100, the width of arc installation gap 210,220 is more than the width of self lubricating centre regulating ball bearing 100.
During installation, first by the axis of the axis of self lubricating centre regulating ball bearing 100 and self-aligning ball bearing bracing ring 200 in vertical
Straight state, and make the both sides of the outer ring 110 of self lubricating centre regulating ball bearing 100 be inserted into the arc of self-aligning ball bearing bracing ring 200 peace
In dress breach 210,220, after being inserted into setting position, self lubricating centre regulating ball bearing 100 is rotated by 90 °, so that self-lubricating is adjusted
The axis of heart ball bearing 100 is on same straight line, from self-aligning ball bearing bracing ring with the axis of self-aligning ball bearing bracing ring 200
Take out self lubricating centre regulating ball bearing 100 in 200 to operate by above-mentioned opposite way.
Dust cap 150 is respectively provided on two sides with ball 140, in one end of dust cap 150 the first card base 151 is provided with,
The first draw-in groove 111 being engaged with the first card base 151 is offered on the inner peripheral surface of outer ring 110, in the other end of dust cap 150
The second card base 152 is provided with, the second draw-in groove 121 coordinated with the second card base 152 is provided with the outer peripheral face of inner ring 120, adopt this
Planting structure can avoid dust from entering into the inside of self lubricating centre regulating ball bearing 100, further increase self-aligning ball bearing component
Service life.
In sum the present invention distinguishes on the inner peripheral surface of self-aligning ball bearing bracing ring and positioned at the two ends of same RADIAL
Arc installation gap is offered, during installation, first by the axis of self lubricating centre regulating ball bearing and the axle of self-aligning ball bearing bracing ring
Line in vertical state, and makes the both sides of the outer ring of self lubricating centre regulating ball bearing be inserted into two arc peaces of self-aligning ball bearing bracing ring
In dress breach, after being inserted into setting position, self lubricating centre regulating ball bearing is rotated by 90 °, so that self lubricating centre regulating ball bearing
Axis is on same straight line with the axis of self-aligning ball bearing bracing ring, and adopting the structure can be by self lubricating centre regulating ball bearing
The inside of self-aligning ball bearing bracing ring is conveniently installed to, the inner surface and Zi Run of self-aligning ball bearing bracing ring can be avoided
The outer surface contact of the outer ring of sliding self-aligning ball bearing is uneven；Another, in the dust cap that is respectively provided on two sides with of ball, dust cap
Two ends can conveniently be connected on outer ring and inner ring, adopt the structure can avoid dust enter into self-lubricating tune
The inside of heart ball bearing, further increases the service life of self-aligning ball bearing component.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and specification this
The principle of invention, of the invention without departing from the spirit and scope of the present invention also to have various changes and modifications, these changes
Change and improvement is both fallen within scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent is defined.
Claims (1)
1. a kind of automobile steering device of new structure self lubricating centre regulating ball bearing assembly, including self lubricating centre regulating ball bearing assembly
Body, the self lubricating centre regulating ball bearing assembly body includes self lubricating centre regulating ball bearing and self-aligning ball bearing bracing ring；
The self lubricating centre regulating ball bearing includes inner ring and outer ring, retainer is provided between the inner ring and outer ring, described
Retainer is provided with ball, the outer peripheral face of the outer ring of the self lubricating centre regulating ball bearing and the inner peripheral surface of self-aligning ball bearing bracing ring
Between adopt mating spherical surfaces；
Characterized in that, opening up respectively on the inner peripheral surface of the self-aligning ball bearing bracing ring and positioned at the two ends of same RADIAL
There is an arc installation gap, the distance between two arc installation gaps bottom surface diametrically is more than self lubricating centre regulating ball bearing
External diameter, the width of the arc installation gap is more than the width of self lubricating centre regulating ball bearing；
Dust cap is respectively provided on two sides with the ball, in one end of the dust cap the first card base is provided with, described outer
The first draw-in groove being engaged with the first card base is offered on the inner peripheral surface of circle, in the other end of the dust cap the second card is provided with
Pin, is provided with the second draw-in groove coordinated with the second card base on the outer peripheral face of the inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611249063.6A CN106640956A (en) | 2016-12-29 | 2016-12-29 | Self-lubricating self-aligning ball bearing assembly of novel structure for automobile steering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611249063.6A CN106640956A (en) | 2016-12-29 | 2016-12-29 | Self-lubricating self-aligning ball bearing assembly of novel structure for automobile steering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106640956A true CN106640956A (en) | 2017-05-10 |
Family
ID=58836494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611249063.6A Pending CN106640956A (en) | 2016-12-29 | 2016-12-29 | Self-lubricating self-aligning ball bearing assembly of novel structure for automobile steering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106640956A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108061503A (en) * | 2017-11-06 | 2018-05-22 | 洛阳轴承研究所有限公司 | A kind of method that conical part outer diameter is detected on JD25-C horizontal metroscopes |
| CN108916216A (en) * | 2018-08-16 | 2018-11-30 | 江苏联动轴承股份有限公司 | A kind of self-aligning bearing |
| CN110332230A (en) * | 2019-07-09 | 2019-10-15 | 中国航发哈尔滨东安发动机有限公司 | A kind of combination bearing |
| CN110873120A (en) * | 2018-08-29 | 2020-03-10 | 舍弗勒技术股份两合公司 | Bearing assembly and retaining ring |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006316820A (en) * | 2005-05-10 | 2006-11-24 | Nsk Ltd | Bearing unit with aligning function and steering column bearing device |
| CN2856563Y (en) * | 2006-07-27 | 2007-01-10 | 武大乐 | Steering bulb adopting knuckle bearing |
| CN201173252Y (en) * | 2008-03-22 | 2008-12-31 | 慈兴集团有限公司 | Electric tool bearing protection piece |
| CN201794924U (en) * | 2010-10-09 | 2011-04-13 | 何宏 | Self-aligning ball bearing |
| CN203770396U (en) * | 2014-03-09 | 2014-08-13 | 宁波慈兴轴承有限公司 | Self-lubricating and self-aligning ball bearing component for automobile steering engine |
| CN104088911A (en) * | 2014-06-28 | 2014-10-08 | 山东省章丘鼓风机股份有限公司 | Novel movable end supporting device for rolling bearing mill |
| CN104832544A (en) * | 2015-05-18 | 2015-08-12 | 江苏联动轴承有限公司 | Special self-lubricating self-aligning worm assembly bearing for automobile EPS (electronic power steering) |
-
2016
- 2016-12-29 CN CN201611249063.6A patent/CN106640956A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006316820A (en) * | 2005-05-10 | 2006-11-24 | Nsk Ltd | Bearing unit with aligning function and steering column bearing device |
| CN2856563Y (en) * | 2006-07-27 | 2007-01-10 | 武大乐 | Steering bulb adopting knuckle bearing |
| CN201173252Y (en) * | 2008-03-22 | 2008-12-31 | 慈兴集团有限公司 | Electric tool bearing protection piece |
| CN201794924U (en) * | 2010-10-09 | 2011-04-13 | 何宏 | Self-aligning ball bearing |
| CN203770396U (en) * | 2014-03-09 | 2014-08-13 | 宁波慈兴轴承有限公司 | Self-lubricating and self-aligning ball bearing component for automobile steering engine |
| CN104088911A (en) * | 2014-06-28 | 2014-10-08 | 山东省章丘鼓风机股份有限公司 | Novel movable end supporting device for rolling bearing mill |
| CN104832544A (en) * | 2015-05-18 | 2015-08-12 | 江苏联动轴承有限公司 | Special self-lubricating self-aligning worm assembly bearing for automobile EPS (electronic power steering) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108061503A (en) * | 2017-11-06 | 2018-05-22 | 洛阳轴承研究所有限公司 | A kind of method that conical part outer diameter is detected on JD25-C horizontal metroscopes |
| CN108916216A (en) * | 2018-08-16 | 2018-11-30 | 江苏联动轴承股份有限公司 | A kind of self-aligning bearing |
| CN110873120A (en) * | 2018-08-29 | 2020-03-10 | 舍弗勒技术股份两合公司 | Bearing assembly and retaining ring |
| CN110332230A (en) * | 2019-07-09 | 2019-10-15 | 中国航发哈尔滨东安发动机有限公司 | A kind of combination bearing |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |
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| RJ01 | Rejection of invention patent application after publication |