CN108253005A - Stop nut and locking gear and retention device - Google Patents
Stop nut and locking gear and retention device Download PDFInfo
- Publication number
- CN108253005A CN108253005A CN201810260933.2A CN201810260933A CN108253005A CN 108253005 A CN108253005 A CN 108253005A CN 201810260933 A CN201810260933 A CN 201810260933A CN 108253005 A CN108253005 A CN 108253005A
- Authority
- CN
- China
- Prior art keywords
- nut
- stop
- bolt
- face
- external workpiece
- 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
- 230000014759 maintenance of location Effects 0.000 title claims description 12
- 230000001965 increasing effect Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 206010016256 fatigue Diseases 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000011900 installation process Methods 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/12—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts
- F16B39/122—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts foreseen with mating surfaces inclined, i.e. not normal, to the bolt axis
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/282—Locking by means of special shape of work-engaging surfaces, e.g. notched or toothed nuts
- F16B39/2825—Locking by means of special shape of work-engaging surfaces, e.g. notched or toothed nuts causing the bolt to tilt
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/284—Locking by means of elastic deformation
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/02—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread
Abstract
The present invention provides a kind of stop nuts, are related to the technical field of mechanical locking device, and stop nut includes the first nut and the second nut；First nut and the second nut are fastened on simultaneously on same bolt；Wherein there are one be inclined surface for the contact surface of first nut and the second nut；The horizontal end face of nut is abutted with external workpiece；After the first nut and the second nut are coaxially disposed and are abutted, there are a gaps with angle between first nut and the second nut, continue to turn the second nut to the direction of the first nut, with becoming smaller for gap, order generates therebetween eccentricity, it is increased with the vibration force of external workpiece, eccentricity increases, and is loosened so as to avoid stop nut.For the stop nut on the basis of anti-loosing effect is ensured, processing technology is simple, and the requirement to material and tooling is relatively low, and processing cost is relatively low, is not influenced by metal ductility and fatigability, more adapts to consumer demand.
Description
Technical field
The present invention relates to mechanical locking device technical field, more particularly, to a kind of stop nut and locking gear and locking
Component.
Background technology
At present, existing nut tightness is good.But anti-loosening property is bad.During the long-time use of parts,
There is the phenomenon that nut loosening different from bolt.Only Japanese Hard Lock Kogyo K. Co. produces never becoming loose spiral shell
It is female.Anti-loosening performance is the most excellent.It is in the highest level in the world at present.But this plus wedge head nut, recessed nut is by gold
Belonging to ductility and fatigability influences, and processing technology is cumbersome, and the requirement to material and tooling is higher, and cost is excessively high.The present invention exists
It ensure that outside the anti-loosening performance identical with Hadlock.It is at low cost, it is simple for process, it is not high to material requirements.
Invention content
The purpose of the present invention is to provide a kind of stop nut, with improve it is in the prior art fasten, it is anti-loosening
Performance is low.The technical issues of anti-loosening performance protrudes, but the processing technology of nut is cumbersome, and the requirement to material and tooling is high.
Stop nut provided by the invention, including the first nut and the second nut；First nut and the second nut are for same
When be fastened on same bolt；There are one be inclined surface in the contact surface of first nut and the second nut；First nut is separate
The end face of second nut is horizontal plane, and horizontal plane is used to abut with external workpiece；When the first nut and the second nut are coaxially set
When putting and abutting, there are gaps between the first nut and the second nut；When the second nut is moved to the direction of the first nut, seam
Gap is gradually reduced.
Further, the first nut is welded with external workpiece.
Further, the present invention also provides a kind of locking gear, locking gear include third nut, the 4th nut and
Gasket；Gasket is arranged between third nut and the 4th nut, and third nut, the 4th nut and gasket are used to fasten simultaneously
On same fixing bolt；Third nut and the mutually close end face of the 4th nut are horizontal plane；One of end of gasket
Face is horizontal plane, another end face is inclined surface.
Further, the present invention also provides a kind of retention device, retention device includes bolt and stop nut；Bolt with
First nut and the connection of the second nut.
Further, the one end of bolt far from stop nut is fixedly connected with external workpiece.
Stop nut provided by the invention, in installation process, user first wears the first nut and the second nut successively
On bolt on the workpiece for needing to fasten, inclined surface is arranged at the abutting of the first nut and the second nut, the first nut
There are gaps when being coaxially disposed with the second nut.User continues to turn the second nut to the direction of the first nut, enables the first spiral shell
Female and the second nut gap constantly reduces, and the first nut and the second nut generate eccentricity at this time, and then avoids stop nut loose
It is dynamic.
When external workpiece is vibrated in use, external workpiece generates the power F towards stop nut1, accordingly
, the first nut generates and F1The identical power F in direction2, because of the presence of eccentricity, the second nut generates and F1Direction is opposite
Power F3；Work as F1And F2During enhancing, F3Enhancing, at this time the eccentricity increase between the first nut and the second nut；First nut and
Gap between two nuts is gradually reduced, and the first nut and mutually close two end faces of the second nut gradually increase contact area,
Increase the frictional force in face therebetween；The frictional force between bolt and stop nut is also increasing simultaneously；With external workpiece
Vibration force increase, the second nut is gradually intended to and central axis upright, increase eccentricity, so as to avoid stop nut
It loosens.
From the foregoing, it will be observed that the stop nut, on the basis of anti-loosing effect is ensured, processing technology is simple, to material and tooling
It is required that relatively low, processing cost is relatively low, is not influenced by metal ductility and fatigability, more adapts to consumer demand.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, and more detailed can understand the present invention
Anti-loosening principle：
Fig. 1 is the structure diagram of stop nut provided in an embodiment of the present invention；
Fig. 2 is the structure diagram under retention device first state provided in an embodiment of the present invention；
Fig. 3 is the structure diagram under the second state of retention device provided in an embodiment of the present invention；
Fig. 4 is the sectional view at A-A in Fig. 3.
Icon：The first nuts of 1-；The second nuts of 2-；Workpiece outside 3-；4- bolts；5- gaps；6- gaps；7- force areas.
Specific embodiment
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term " " center ", " on ", " under ", "left", "right",
" vertical ", " level ", " interior ", " outer " etc., indicated by orientation or position relationship be based on orientation shown in the drawings or position
Relationship is for only for ease of the description present invention and simplifies description rather than instruction or imply that signified device or element must have
There is specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, as occurred
Term " first ", " second ", " third " are only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Fig. 1 is the structure diagram of stop nut provided in an embodiment of the present invention；Fig. 2 is provided in an embodiment of the present invention anti-
Structure diagram under loose component first state；Fig. 3 is the structure under the second state of retention device provided in an embodiment of the present invention
Schematic diagram；Fig. 4 is the sectional view at A-A in Fig. 3.As shown in Figures 1 to 4, stop nut provided in this embodiment, including first
1 and second nut 2 of nut；First nut 1 and the second nut 2 are used to be fastened on same bolt 4 simultaneously；First nut, 1 He
There are one be inclined surface in the contact surface of second nut 2；End face of first nut 1 far from the second nut 2 is horizontal plane, and horizontal
Face is used to abut with external workpiece 3；When the first nut 1 and the second nut 2 are coaxially disposed and are abutted, the first nut 1 and second
There are gaps 5 between nut 2；When the second nut 2 is moved to the direction of the first nut 1, gap 5 is gradually reduced.
Wherein, when generating eccentricity, between the first nut 1 and the second nut 2, between the first nut 1 and bolt 3 and
There are force areas 7 between second nut 2 and bolt 3.At this point, between the first nut 1 and bolt 3, the second nut 2 and bolt 3
Between there are gaps 6, increase the snap-in force of screw thread between stop nut and bolt 3.
Stop nut provided in this embodiment, in installation process, user first by the first nut 1 and the second nut 2 according to
On the secondary bolt 4 being through on the workpiece for needing to fasten, inclined surface is arranged at the abutting of the first nut 1 and the second nut 2, the
There are gaps 5 when one nut 1 and the second nut 2 are coaxially disposed.User continues to turn the second nut to the direction of the first nut 1
2, the first nut 1 and 2 gap 5 of the second nut is enabled constantly to reduce, the first nut 1 and the second nut 2 generate eccentricity at this time, and then
Stop nut is avoided to loosen.
When external workpiece 3 is vibrated in use, external workpiece 3 generates the power F towards stop nut1, phase
It answers, the first nut 1 generates and F1The identical power F in direction2, because of the presence of eccentricity, the second nut 2 generates and F1Direction phase
Anti- power F3；Work as F1And F2During enhancing, F3Enhancing, at this time the eccentricity increase between the first nut 1 and the second nut 2；First spiral shell
Gap 5 between 1 and second nut 2 of mother is gradually reduced, and the first nut 1 two end faces mutually close with the second nut 2 gradually increase
Large access area increases the frictional force in face therebetween；The frictional force between bolt 4 and stop nut is also increasing simultaneously；
It is increased with the vibration force of external workpiece 3, the second nut 2 is gradually intended to and central axis upright, eccentricity is increased, so as to keep away
The loosening of stop nut is exempted from.
From the foregoing, it will be observed that the stop nut, on the basis of anti-loosing effect is ensured, processing technology is simple, to material and tooling
It is required that relatively low, processing cost is relatively low, is not influenced by metal ductility and fatigability, more adapts to consumer demand.
On the basis of above-described embodiment, further, the first nut 1 is welded with external workpiece 3.
Wherein, the second nut 2 is on one side wherein inclined surface close to the contact face of the first nut 1, and remaining three faces are level
Face.
In the present embodiment, in use, the first nut 1 is welded with external workpiece 3, and bolt 4 is screwed in the by user
After one nut 1, coordinate enabling the second nut 2 with bolt 4.
On the basis of above-described embodiment, further, the embodiment of the present invention additionally provides a kind of locking gear, locking machine
Structure includes third nut, the 4th nut and gasket；Gasket is arranged between third nut and the 4th nut, and third nut,
4th nut and gasket are used to be fastened on same fixing bolt simultaneously；Third nut and the mutually close end face of the 4th nut
It is horizontal plane；One of end face of gasket is horizontal plane, another end face is inclined surface.
In the present embodiment, in installation process, third nut, gasket and the 4th nut are through needs by user successively
On fixing bolt on the workpiece of fastening, the inclined surface of gasket is arranged on abutting of the third nut close to the end face of the 4th nut
Place or the 4th nut are at the abutting of the end face of third nut, and when three is coaxially disposed, there are gaps 5.User after
Continue to the direction of third nut and turn the 4th nut, the gap 5 is enabled constantly to reduce.Three generates eccentricity at this time, and then avoids
It loosens.When external workpiece 3 is vibrated in use, the eccentricity increase between three, gap 5 is gradually reduced, inclines
Frictional force increase between inclined-plane and horizontal plane.It is increased with the vibration force of external workpiece 3, eccentricity increases.
As shown in Figures 2 to 4, on the basis of above-described embodiment, further, the embodiment of the present invention additionally provides one kind
Retention device, retention device include bolt 4 and stop nut；Bolt 4 is connect with the first nut 1 and the second nut 2.
Wherein, the one end of bolt 4 far from stop nut is fixedly connected with external workpiece 3.
Further, the one end of bolt 4 far from stop nut can be welded with external workpiece 3.
In the present embodiment, retention device includes bolt 4 and stop nut；The effect of stop nut and above-mentioned stop nut
Effect is identical, repeats no more.
Claims (5)
1. a kind of stop nut, which is characterized in that including：First nut and the second nut；
First nut and second nut are used to be fastened on same bolt simultaneously；First nut and described
There are one be inclined surface in the contact surface of two nuts；End face of first nut far from second nut is horizontal plane, and
The horizontal plane is used to abut with external workpiece；When first nut and second nut are coaxially disposed and are abutted, institute
State between the first nut and second nut that there are gaps；When second nut is moved to the direction of first nut
When, the gap is gradually reduced.
2. stop nut according to claim 1, which is characterized in that first nut is welded with the external workpiece.
3. a kind of locking gear, which is characterized in that including third nut, the 4th nut and gasket；
The gasket is arranged between the third nut and the 4th nut, and the third nut, the 4th nut
And the gasket is used to be fastened on same fixing bolt simultaneously；The third nut and the 4th nut are mutually close
End face is horizontal plane；One of end face of the gasket is horizontal plane, another end face is inclined surface.
4. a kind of retention device, which is characterized in that including bolt and such as claim 1-2 any one of them stop nuts；
The bolt is connect with first nut and second nut.
5. retention device according to claim 4, which is characterized in that the one end of the bolt far from the stop nut with
The external workpiece is fixedly connected.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810260933.2A CN108253005A (en) | 2018-03-27 | 2018-03-27 | Stop nut and locking gear and retention device |
| PCT/CN2018/109788 WO2019184298A1 (en) | 2018-03-27 | 2018-10-11 | Locknut, locking mechanism, and locking assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810260933.2A CN108253005A (en) | 2018-03-27 | 2018-03-27 | Stop nut and locking gear and retention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108253005A true CN108253005A (en) | 2018-07-06 |
Family
ID=62747444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810260933.2A Pending CN108253005A (en) | 2018-03-27 | 2018-03-27 | Stop nut and locking gear and retention device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108253005A (en) |
| WO (1) | WO2019184298A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953352A (en) * | 2018-09-30 | 2018-12-07 | 孙团结 | A kind of crawler belt stop nut |
| CN109630532A (en) * | 2018-12-26 | 2019-04-16 | 黄万强 | A kind of anti-loosening lock solid structure |
| CN110285131A (en) * | 2019-07-16 | 2019-09-27 | 吴希春 | A kind of general self-locking fastening nut and fastening assembly |
| CN110439909A (en) * | 2019-09-05 | 2019-11-12 | 董古 | A kind of screw of never becoming loose |
| CN113124037A (en) * | 2021-04-16 | 2021-07-16 | 时靖 | Normal balance locknut and locking method thereof |
| CN114576254A (en) * | 2022-03-01 | 2022-06-03 | 李玉龙 | Anti-loose nut |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI820859B (en) * | 2022-08-11 | 2023-11-01 | 黃文彬 | Eccentric anti-loosening screw manufacturing and construction method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1347124A (en) * | 1919-04-17 | 1920-07-20 | Dieter Nut Company | Lock-nut |
| DE453541C (en) * | 1923-08-14 | 1927-12-10 | Aake Kindstroem | Screw locking |
| US1832060A (en) * | 1929-11-27 | 1931-11-17 | T & S Corp | Nut lock |
| US2886086A (en) * | 1955-07-01 | 1959-05-12 | Allen W Morton | Superposed lock nuts having offset conical mating surfaces |
| CN101392783A (en) * | 2007-09-21 | 2009-03-25 | 株式会社伊柯沃德 | Nut body apparatus with release prevention structure |
| CN204493402U (en) * | 2015-02-05 | 2015-07-22 | 南车青岛四方机车车辆股份有限公司 | Lock nut structure |
| CN105587742A (en) * | 2016-03-25 | 2016-05-18 | 罗灿 | Lock nut capable of controlling axis deflection of part |
| CN106640911A (en) * | 2016-12-01 | 2017-05-10 | 陈卫江 | Beveled self-locking nut |
-
2018
- 2018-03-27 CN CN201810260933.2A patent/CN108253005A/en active Pending
- 2018-10-11 WO PCT/CN2018/109788 patent/WO2019184298A1/en active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1347124A (en) * | 1919-04-17 | 1920-07-20 | Dieter Nut Company | Lock-nut |
| DE453541C (en) * | 1923-08-14 | 1927-12-10 | Aake Kindstroem | Screw locking |
| US1832060A (en) * | 1929-11-27 | 1931-11-17 | T & S Corp | Nut lock |
| US2886086A (en) * | 1955-07-01 | 1959-05-12 | Allen W Morton | Superposed lock nuts having offset conical mating surfaces |
| CN101392783A (en) * | 2007-09-21 | 2009-03-25 | 株式会社伊柯沃德 | Nut body apparatus with release prevention structure |
| CN204493402U (en) * | 2015-02-05 | 2015-07-22 | 南车青岛四方机车车辆股份有限公司 | Lock nut structure |
| CN105587742A (en) * | 2016-03-25 | 2016-05-18 | 罗灿 | Lock nut capable of controlling axis deflection of part |
| CN106640911A (en) * | 2016-12-01 | 2017-05-10 | 陈卫江 | Beveled self-locking nut |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953352A (en) * | 2018-09-30 | 2018-12-07 | 孙团结 | A kind of crawler belt stop nut |
| CN109630532A (en) * | 2018-12-26 | 2019-04-16 | 黄万强 | A kind of anti-loosening lock solid structure |
| CN110285131A (en) * | 2019-07-16 | 2019-09-27 | 吴希春 | A kind of general self-locking fastening nut and fastening assembly |
| CN110439909A (en) * | 2019-09-05 | 2019-11-12 | 董古 | A kind of screw of never becoming loose |
| CN113124037A (en) * | 2021-04-16 | 2021-07-16 | 时靖 | Normal balance locknut and locking method thereof |
| CN114576254A (en) * | 2022-03-01 | 2022-06-03 | 李玉龙 | Anti-loose nut |
| CN114576254B (en) * | 2022-03-01 | 2023-12-15 | 深圳市森峄精密五金有限公司 | Lock nut |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019184298A1 (en) | 2019-10-03 |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20180706 |
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| RJ01 | Rejection of invention patent application after publication |