CN104029567B - Tread structure of pneumatic tire for motorcycle - Google Patents
Tread structure of pneumatic tire for motorcycle Download PDFInfo
- Publication number
- CN104029567B CN104029567B CN201410257154.9A CN201410257154A CN104029567B CN 104029567 B CN104029567 B CN 104029567B CN 201410257154 A CN201410257154 A CN 201410257154A CN 104029567 B CN104029567 B CN 104029567B
- Authority
- CN
- China
- Prior art keywords
- decorative pattern
- tap drain
- drain
- pattern tap
- jig drill
- 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.)
- Active
Links
Landscapes
- Tires In General (AREA)
Abstract
The invention discloses a tread structure of a pneumatic tire for a motorcycle. A tread comprises a plurality of main pattern groove groups which are formed in a staggered manner by using the center of the tread as a symmetry center, wherein first auxiliary fine diamond pattern grooves are formed among the main pattern groove groups, and each first auxiliary fine diamond pattern groove comprises a fine diamond part which is provided with a plurality of tangent planes and a fine groove which is connected with the fine diamond part. The fine diamond parts and the fine grooves of the auxiliary fine diamond pattern grooves are designed to be in mutual connection, so that water films can be effectively broken, the water drainage performance of the tire is effectively improved, and the wet land gripping performance of the tire is improved.
Description
Technical field
The present invention relates to a kind of motorcycle pneumatic tire, particularly relate to a kind of mat formation or the motorcycle of non-paved road fills
Air filled tyre tread structure.
Background technology
As Fig. 8, Fig. 9, conventional Pneumatic tire for motorcycle, in order to improve tire guidance quality and drainage performance, its tyre surface 20
Typically adopt streamlined Pattern Design, CL is circumferential line, streamlined decorative pattern comprises tap drain 21 and counter drain 22, and tap drain 21 adopts
Large span high tilt angle groove designs, and its decorative pattern tap drain 21 furrow width W5 is from tyre surface to tire shoulder by narrow gradually wide design, decorative pattern master
The angle of inclination Ψ setting of ditch 21 furrow bank is less, and decorative pattern tap drain 21 edge 211,212 is by smooth circular arc line or rectilinear(-al), flower
Increase decorative pattern counter drain 22, decorative pattern counter drain 22 is identical with the incline direction of decorative pattern tap drain 21 between stricture of vagina tap drain 21 and decorative pattern tap drain 21,
It is arranged such and can improve tire guidance quality and drainage.But when this tire travels on non-paved road, still suffer from drainage
Not good, the weak defect of wetland earth-catching property.
Content of the invention
It is an object of the invention to provide one kind mat formation or non-paved road use motorcycle pneumatic tire tread structure, it can
Effectively improve the wetland earth-catching property of tire it is ensured that the drainage performance of tire.
For achieving the above object, the solution of the present invention is：
A kind of motorcycle pneumatic tire tread structure, it is several that be symmetrically crisscross arranged that its tyre surface is included with tyre surface center
Decorative pattern tap drain group；Wherein：Be provided with the first jig drill decorative pattern counter drain between described decorative pattern tap drain group, the first jig drill decorative pattern counter drain include be in
The jig drill portion of multiple sections and the rill being connected jig drill portion.
Described each decorative pattern tap drain group includes the first decorative pattern tap drain and the second decorative pattern being obliquely installed by tyre surface Inside To Outside
Tap drain, is additionally provided with the second jig drill decorative pattern counter drain, the second jig drill decorative pattern counter drain between the first decorative pattern tap drain and the second decorative pattern tap drain
Including the jig drill portion in multiple sections and the rill being connected jig drill portion, the first jig drill decorative pattern counter drain and the second jig drill decorative pattern counter drain and flower
Stricture of vagina tap drain group is in be obliquely installed in the same direction.
The front end of described first decorative pattern tap drain and the second decorative pattern tap drain, middle part and tail end are respectively equipped with irregular polygon
The calculus mouth at edge.
The furrow width of described each calculus mouth more wide than the ditch of the furrow width of the first decorative pattern tap drain, the second decorative pattern tap drain to 1mm ~ 5mm.
The circumferential lengths of front end calculus mouth of described first decorative pattern tap drain, the circumferential lengths of tail end calculus mouth and the first decorative pattern
The ratio of the circumferential lengths of tap drain is separately positioned on 0.08 ~ 0.35, the circumferential lengths of calculus mouth and the in the middle part of the first decorative pattern tap drain
The ratio of the circumferential lengths of one decorative pattern tap drain is arranged on 0.15 ~ 0.35；The circumferential lengths of front end calculus mouth of the second decorative pattern tap drain,
The circumferential lengths of tail end calculus mouth are separately positioned on 0.08 ~ 0.35 with the ratio of the circumferential lengths of the second decorative pattern tap drain, the second flower
In the middle part of stricture of vagina tap drain, the circumferential lengths of calculus mouth and the ratio of the circumferential lengths of the second decorative pattern tap drain are arranged on 0.15 ~ 0.35.
The ditch of the front end calculus mouth, middle part calculus mouth and tail end calculus mouth of described first decorative pattern tap drain and the second decorative pattern tap drain
Wall angle of inclination is arranged on 35 ° ~ 65 °.
Described front end calculus mouth and tail end calculus mouth are arranged on the first decorative pattern tap drain, the outside of the second decorative pattern tap drain, middle part
Calculus mouth is arranged on the first decorative pattern tap drain, the inner side of the second decorative pattern tap drain.
The lateral length of described first decorative pattern tap drain and the ratio of circumferential lengths are 0.35 ~ 0.55, the second decorative pattern tap drain
Lateral length is 0.45 ~ 0.65 with the ratio of circumferential lengths.
The ratio of described first jig drill decorative pattern counter drain, the lateral length of the second jig drill decorative pattern counter drain and circumferential lengths is 0.25
~0.45；The ratio of described first jig drill decorative pattern counter drain, the lateral length in jig drill portion of the second jig drill decorative pattern counter drain and circumferential lengths
It is set to 0.25 ~ 0.45, its depth is from tyre surface center to tire shoulder using from-shallow-to-deep designing.
The described jig drill portion by tyre surface center and rill ditch depth with the depth difference in the jig drill portion by tire shoulder and rill ditch depth are
0.5mm~2.0mm.
After such scheme, the present invention mainly passes through motorcycle pneumatic tire tread pattern structure optimization design, its tire
Face increases jig drill decorative pattern counter drain between tap drain and tap drain, and jig drill decorative pattern counter drain comprises jig drill portion and rill, jig drill portion and rill
It is connected with each other design, effectively can abolish moisture film, effectively lifting tire drainage performance, improves tire wetland earth-catching property.
In addition, setting large span high annular ribs tap drain, left and right sides decorative pattern is arranged alternately it is ensured that tire guidance quality and row
Aqueouss, have preferable traction property and calculus function on non-paved road for improving tire, arrange calculus mouth on decorative pattern tap drain,
Calculus mouth is arranged on front end, middle part and the tail end of decorative pattern tap drain, calculus mouth width ratio decorative pattern tap drain width width, and its furrow bank has relatively
Big angle of inclination, each calculus mouth is crisscross arranged on decorative pattern tap drain it can be ensured that tread rigidity, is conducive to calculus, simultaneously calculus
Mouth is set to irregular polygon edge, and its marginal element is high, has preferable hauling ability when non-paved road travels.
So whole installation, in the case of guaranteeing tire traction property and calculus, effectively lifting tire drainage performance, carry
High tire wetland earth-catching property.
Brief description
Fig. 1 is tyre tread planar development partial schematic diagram of the present invention；
Fig. 2 is the jig drill decorative pattern counter drain structural representation in Fig. 1；
Fig. 3 is the jig drill portion structural representation in Fig. 2；
Fig. 4 is for the jig drill decorative pattern counter drain A-A ' in Fig. 2 to sectional view；
Fig. 5 is tyre tread planar development partial schematic diagram of the present invention；
Fig. 6 is the decorative pattern tap drain structural representation in Fig. 5；
Fig. 7 A is the B-B ' of Fig. 6 to sectional view；
Fig. 7 B is the C-C ' of Fig. 6 to sectional view；
Fig. 8 is past case tyre tread planar development partial schematic diagram；
Fig. 9 is the D-D ' of Fig. 8 to sectional view.
Specific embodiment
Explain embodiments of the present invention below in conjunction with accompanying drawing：
As shown in Fig. 1 to Fig. 7 B, present invention is disclosed a kind of motorcycle pneumatic tire tread structure, CL is tyre surface center
Line, it is several decorative pattern tap drain groups 1 being symmetrically crisscross arranged that its tyre surface 10 is included with tyre surface center, and each decorative pattern tap drain group 1 includes
First decorative pattern tap drain 11 and the second decorative pattern tap drain 12 are high longitudinally both at the large span being obliquely installed by tyre surface Inside To Outside
Decorative pattern tap drain, the inner of the wherein first decorative pattern tap drain 11 may extend across tyre surface center；It is provided with the first jig drill between decorative pattern tap drain group 1
Decorative pattern counter drain 13, is additionally provided with the second jig drill between the first decorative pattern tap drain 11 and the second decorative pattern tap drain 12 of each decorative pattern tap drain group 1
Decorative pattern counter drain 14.
As shown in figure 1, the ratio of the lateral length L2 of the first decorative pattern tap drain 11 and circumferential lengths L1 be set to 0.35 ~
0.55, the lateral length L4 of the second decorative pattern tap drain 12 and the ratio of circumferential lengths L3 are set to 0.45 ~ 0.65, the first jig drill decorative pattern
The ratio of counter drain 13, the lateral length L6 of the second jig drill decorative pattern counter drain 14 and circumferential lengths L5 is set to 0.25 ~ 0.45, the first flower
The inclined angle alpha at stricture of vagina tap drain 11 and tyre surface center is set to 10 ° ~ 60 °, the second decorative pattern tap drain 12 set with the angle of inclination beta at tyre surface center
The inclination angle δ being set to 10 ° ~ 60 °, the first jig drill decorative pattern counter drain 13 and tyre surface center is set to 10 ° ~ 60 °, the second jig drill decorative pattern pair
Ditch 14 is set to 10 ° ~ 60 ° with the inclination angle μ at tyre surface center, the first decorative pattern tap drain 11, furrow width W1, W2 of the second decorative pattern tap drain 12
It is separately positioned on 3mm ~ 8mm, left and right sides decorative pattern is arranged alternately it can be ensured that tire guidance quality and drainage.
As shown in Figures 2 to 5, described first jig drill decorative pattern counter drain 13 includes jig drill portion 131 and rill in multiple sections
132；Second jig drill decorative pattern counter drain 14 also includes jig drill portion 141 and rill 142 in multiple sections；First jig drill decorative pattern counter drain 13 with
Second jig drill decorative pattern counter drain 14 and decorative pattern tap drain group 1 are in be obliquely installed in the same direction；In this embodiment, the first jig drill decorative pattern counter drain 13 is
Jig drill portion 131 is set at the two ends of rill 132 and middle part, the second jig drill decorative pattern counter drain 14 is thin in the setting of the two ends of rill 142
Brill portion 141；Jig drill portion 131,141 can be equal in magnitude or not etc. circular, semicircle, fan-shaped and regular or irregular polygon
Shape forms, first jig drill decorative pattern counter drain 13 of increase, the second jig drill between the first decorative pattern tap drain 11 and the second decorative pattern tap drain 12
Jig drill portion 131,141 and the rill 132,142 of decorative pattern counter drain 14 are connected with each other design, the wherein horizontal length in jig drill portion 131,141
The ratio of degree L11 and circumferential lengths L12 is set to 0.25 ~ 0.45, depth h of its jig drill portion 131,141 and rill 132,142 from
Tyre surface center to tire shoulder using from-shallow-to-deep designing, by the ditch depth h and tire shoulder ditch depth h at tyre surface center depth difference be 0.5mm ~
2.0mm, can effectively abolish moisture film, lift drainage performance further, improve wetland earth-catching property.
As Fig. 5, Fig. 6, Fig. 7 A, Fig. 7 B, for improve further tire have on non-paved road preferable traction property and
Calculus function, is provided with calculus mouth on the first decorative pattern tap drain 11 and the second decorative pattern tap drain 12, the front end of the first decorative pattern tap drain 11, in
Front end calculus mouth 15, middle part calculus mouth 16 and tail end calculus mouth 17, the furrow width W3 ratio of each calculus mouth are respectively provided with portion and tail end
, to 1mm ~ 5mm, the circumference of front end calculus mouth 15 is long for the furrow width W1 of the first decorative pattern tap drain 11, the furrow width W2 width of the second decorative pattern tap drain 12
The ratio of circumferential lengths L1 of degree L7, circumferential lengths L9 of tail end calculus mouth 17 and the first decorative pattern tap drain 11 is separately positioned on 0.08
~ 0.35, the ratio of circumferential lengths L1 of circumferential lengths L8 of middle part calculus mouth 16 and the first decorative pattern tap drain 11 is arranged on 0.15 ~
0.35, the furrow bank of wherein front end calculus mouth 15, middle part calculus mouth 16 and tail end calculus mouth 17 has larger angle of inclination γ, its
Angle of inclination γ is arranged on 35 ° ~ 65 °, and front end calculus mouth 15 is arranged on the outside of the first decorative pattern tap drain 11, and middle part calculus mouth 16 sets
Put the inner side in the first decorative pattern tap drain 11, tail end calculus mouth 17 is arranged on the outside of the first decorative pattern tap drain 11, therefore each calculus mouth
On decorative pattern tap drain be in be crisscross arranged, each calculus mouth 15,16,17 be preferably shaped to trapezoidal shape.On second decorative pattern tap drain 12
Front end calculus mouth 18, middle part calculus mouth 19 and tail end calculus mouth 20 are according to the front end calculus mouth 15 on the first decorative pattern tap drain 11, middle part
Calculus mouth 16 and tail end calculus mouth 17 mode are equally arranged it can be ensured that tread rigidity, are conducive to calculus.Another calculus mouth is set to not
Regular edge, its edge effect is high, when non-paved road travels, improves hauling ability.
After the technology of the present invention, compared with past case, the tire of embodiment is in the feelings guaranteeing traction property and calculus
Under condition, effectively lifting tire drainage performance, improves tire wetland earth-catching property.
Claims (8)
1. a kind of motorcycle pneumatic tire tread structure, it is several flowers being symmetrically crisscross arranged that its tyre surface is included with tyre surface center
Stricture of vagina tap drain group；It is characterized in that：It is provided with the first jig drill decorative pattern counter drain, the first jig drill decorative pattern counter drain bag between described decorative pattern tap drain group
Include the jig drill portion in multiple sections and the rill being connected jig drill portion；Each decorative pattern tap drain group includes being obliquely installed by tyre surface Inside To Outside
The first decorative pattern tap drain and the second decorative pattern tap drain, be additionally provided between the first decorative pattern tap drain and the second decorative pattern tap drain second jig drill flower
Stricture of vagina counter drain, the second jig drill decorative pattern counter drain includes the jig drill portion and the rill being connected jig drill portion in multiple sections, the first jig drill decorative pattern pair
Ditch is in be obliquely installed in the same direction with the second jig drill decorative pattern counter drain and decorative pattern tap drain group；Described first jig drill decorative pattern counter drain, the second jig drill
The lateral length of decorative pattern counter drain and the ratio of circumferential lengths are 0.25 ~ 0.45；Described first jig drill decorative pattern counter drain, the second jig drill flower
The lateral length in jig drill portion of stricture of vagina counter drain and the ratio of circumferential lengths are set to 0.25 ~ 0.45, and its depth is from tyre surface center to tire
Shoulder is using from-shallow-to-deep designing.
2. as claimed in claim 1 a kind of motorcycle pneumatic tire tread structure it is characterised in that：The first decorative pattern tap drain with
The front end of the second decorative pattern tap drain, middle part and tail end are respectively equipped with the calculus mouth in irregular polygon edge.
3. as claimed in claim 2 a kind of motorcycle pneumatic tire tread structure it is characterised in that：The ditch of described each calculus mouth
The wide furrow width comparing the first decorative pattern tap drain, the second decorative pattern tap drain ditch wide to 1mm ~ 5mm.
4. as claimed in claim 2 a kind of motorcycle pneumatic tire tread structure it is characterised in that：Described first decorative pattern tap drain
The circumferential lengths of front end calculus mouth, the circumferential lengths of the circumferential lengths of tail end calculus mouth and the first decorative pattern tap drain ratio respectively
It is arranged on 0.08 ~ 0.35, the ratio of the circumferential lengths of calculus mouth and the circumferential lengths of the first decorative pattern tap drain in the middle part of the first decorative pattern tap drain
Value is arranged on 0.15 ~ 0.35；The circumferential lengths of front end calculus mouth of the second decorative pattern tap drain, the circumferential lengths of tail end calculus mouth and the
The ratio of the circumferential lengths of two decorative pattern tap drains is separately positioned on 0.08 ~ 0.35, and in the middle part of the second decorative pattern tap drain, the circumference of calculus mouth is long
Degree is arranged on 0.15 ~ 0.35 with the ratio of the circumferential lengths of the second decorative pattern tap drain.
5. as claimed in claim 2 a kind of motorcycle pneumatic tire tread structure it is characterised in that：Described first decorative pattern tap drain
It is arranged on 35 ° ~ 65 ° with the furrow bank angle of inclination of the front end calculus mouth, middle part calculus mouth and tail end calculus mouth of the second decorative pattern tap drain.
6. as claimed in claim 2 a kind of motorcycle pneumatic tire tread structure it is characterised in that：Described front end calculus mouth with
Tail end calculus mouth is arranged on the first decorative pattern tap drain, the outside of the second decorative pattern tap drain, middle part calculus mouth be arranged on the first decorative pattern tap drain,
The inner side of the second decorative pattern tap drain.
7. as claimed in claim 1 or 2 a kind of motorcycle pneumatic tire tread structure it is characterised in that：Described first decorative pattern
The lateral length of tap drain and the ratio of circumferential lengths are 0.35 ~ 0.55, the lateral length of the second decorative pattern tap drain and circumferential lengths
Ratio is 0.45 ~ 0.65.
8. as claimed in claim 1 a kind of motorcycle pneumatic tire tread structure it is characterised in that：Jig drill by tyre surface center
Portion and rill ditch depth are 0.5mm ~ 2.0mm with the depth difference of the jig drill portion by tire shoulder and rill ditch depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410257154.9A CN104029567B (en) | 2014-06-11 | 2014-06-11 | Tread structure of pneumatic tire for motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410257154.9A CN104029567B (en) | 2014-06-11 | 2014-06-11 | Tread structure of pneumatic tire for motorcycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104029567A CN104029567A (en) | 2014-09-10 |
| CN104029567B true CN104029567B (en) | 2017-02-15 |
Family
ID=51460659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410257154.9A Active CN104029567B (en) | 2014-06-11 | 2014-06-11 | Tread structure of pneumatic tire for motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104029567B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029568A (en) * | 2014-06-11 | 2014-09-10 | 厦门正新橡胶工业有限公司 | Tire tread structure of pneumatic tire of motorcycle |
| CN108367621B (en) * | 2015-10-29 | 2020-12-08 | 株式会社普利司通 | Pneumatic tire for motorcycle |
| CN113334994B (en) * | 2016-10-28 | 2023-04-28 | 倍耐力轮胎股份公司 | Motorcycle tyre |
| JP6825309B2 (en) * | 2016-11-04 | 2021-02-03 | 住友ゴム工業株式会社 | Tires and tricycles equipped with them |
| JP7310174B2 (en) * | 2019-03-05 | 2023-07-19 | 住友ゴム工業株式会社 | tire |
| JP7251219B2 (en) * | 2019-03-05 | 2023-04-04 | 住友ゴム工業株式会社 | tire |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029568A (en) * | 2014-06-11 | 2014-09-10 | 厦门正新橡胶工业有限公司 | Tire tread structure of pneumatic tire of motorcycle |
| CN203995491U (en) * | 2014-06-11 | 2014-12-10 | 厦门正新橡胶工业有限公司 | A kind of motorcycle pneumatic tire tread structure |
| CN203995493U (en) * | 2014-06-11 | 2014-12-10 | 厦门正新橡胶工业有限公司 | motorcycle pneumatic tire tread structure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2956357B1 (en) * | 2010-02-12 | 2012-05-18 | Michelin Soc Tech | TIRE FOR TWO - WHEELED VEHICLES COMPRISING A BEARING BAND HAVING INCISIONS. |
| JP2012162160A (en) * | 2011-02-04 | 2012-08-30 | Bridgestone Corp | Pneumatic tire for motorcycle |
| JP5314718B2 (en) * | 2011-02-25 | 2013-10-16 | 住友ゴム工業株式会社 | Motorcycle tires |
| CN103303071B (en) * | 2013-06-19 | 2016-05-18 | 厦门正新橡胶工业有限公司 | Out-of-flatness ground Pneumatic tire tread structure |
-
2014
- 2014-06-11 CN CN201410257154.9A patent/CN104029567B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029568A (en) * | 2014-06-11 | 2014-09-10 | 厦门正新橡胶工业有限公司 | Tire tread structure of pneumatic tire of motorcycle |
| CN203995491U (en) * | 2014-06-11 | 2014-12-10 | 厦门正新橡胶工业有限公司 | A kind of motorcycle pneumatic tire tread structure |
| CN203995493U (en) * | 2014-06-11 | 2014-12-10 | 厦门正新橡胶工业有限公司 | motorcycle pneumatic tire tread structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104029567A (en) | 2014-09-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104029567B (en) | Tread structure of pneumatic tire for motorcycle | |
| JP5890361B2 (en) | Pneumatic tire | |
| CN105936198B (en) | Pneumatic tire | |
| CN102529594B (en) | Pneumatic tire | |
| CN105270097B (en) | Pneumatic tire | |
| ITTO20090719A1 (en) | WINTER TIRE WITH INCREASED TRACTION CAPACITY ON SNOW COVERS | |
| CN105008147A (en) | Pneumatic tire | |
| CN105291712A (en) | Pneumatic tyre | |
| ITTO20110125A1 (en) | TREAD STRIP WITH ASYMMETRICAL GROOVES TO REDUCE THE RETENTION OF DEPRESSION | |
| CN107000491A (en) | Pneumatic vehicle tire | |
| CN110239285A (en) | A kind of pneumatic tire | |
| CN104908526B (en) | Pneumatic tire | |
| CN106314039B (en) | A kind of pneumatic tire | |
| CN203372007U (en) | Pneumatic tire tread patterns capable of improving dry and wet land manoeuvrability of tire | |
| CN203995491U (en) | A kind of motorcycle pneumatic tire tread structure | |
| CN107415596A (en) | A kind of Pneumatic tire for two-wheeled vehicle tread pattern structure | |
| CN203995493U (en) | motorcycle pneumatic tire tread structure | |
| CN102887039A (en) | Stone-clamping preventing tyre | |
| CN204623025U (en) | Pneumatic tire for motorcycle tread pattern structure | |
| TW201343428A (en) | Tire tread pattern structure with multiple asymmetric groove walls | |
| JP5698622B2 (en) | tire | |
| CN108482019B (en) | High-drainage pattern tire | |
| CN105480023B (en) | A kind of Pneumatic tire for two-wheeled vehicle tread structure | |
| CN205989631U (en) | A kind of low noise vehicle tyre | |
| CN205273057U (en) | Pneumatic tire tread configuration structure for two wheeler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |