CN106593572A - Dry-type lubricating device of engine - Google Patents
Dry-type lubricating device of engine Download PDFInfo
- Publication number
- CN106593572A CN106593572A CN201611093287.2A CN201611093287A CN106593572A CN 106593572 A CN106593572 A CN 106593572A CN 201611093287 A CN201611093287 A CN 201611093287A CN 106593572 A CN106593572 A CN 106593572A
- Authority
- CN
- China
- Prior art keywords
- oil
- engine
- pressure
- lubricating
- sump
- 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.)
- Granted
Links
- 230000001050 lubricating effect Effects 0.000 title claims abstract description 23
- 239000003921 oil Substances 0.000 claims abstract description 119
- 239000010705 motor oil Substances 0.000 claims abstract description 31
- 239000010687 lubricating oil Substances 0.000 claims description 53
- 239000010721 machine oil Substances 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 7
- 241000508805 Calamagrostis canadensis Species 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005461 lubrication Methods 0.000 description 9
- 230000005484 gravity Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241001062009 Indigofera Species 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 235000003642 hunger Nutrition 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000009288 screen filtration Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000037351 starvation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
- F01M5/002—Cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
- F01M2011/031—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means characterised by mounting means
Abstract
The invention discloses a dry-type lubricating device of an engine. The device comprises an engine body, a bent head, an engine oil box, an engine oil pump, an oil collecting plate, an oil pie, a pressure maintaining valve, a high-pressure oil pipe, a U-shaped joint, an engine oil cooler, an engine oil filter, and a red-blue joint. The oil collecting plate is arranged at the front end below the engine body. The engine oil pump is arranged on the left side below the engine body. The oil collecting plate is connected with the engine oil pump through the bent head, the U-shaped joint, the red-blue joint and the high-pressure oil pipe. The left side of the engine oil pump is provided with the engine oil box and the engine oil cooler. The engine oil pump is connected with the upper end of the engine oil cooler through the high-pressure oil pipe. The lower end of the engine oil cooler is connected with the upper end of the engine oil box through the high-pressure oil pipe. The lower end of the engine oil box is connected with the engine oil pump through the high-pressure oil pipe. The engine oil filter is arranged at the back end below the engine body. The oil pie is arranged below the right side of the engine oil filter. The dry-type lubricating device of the engine has the beneficial effect: the lubricating performance of the engine is improved.
Description
Technical field
The present invention relates to Vehicle Engineering technical field, more particularly to a kind of engine dry lubricating device.
Background technology
At present, engine is generally lubricated using wet type, and engine wet type lubrication is lubricating oil pump from oil sump bottom aspiration machine
Oil, then pumping it to engine needs the parts of lubrication, and the machine oil oil droplet after lubricating can flow back into and start naturally
In the oil sump of machine bottom.
The vehicle under the severe road conditions such as abrupt slope is travelled, due to engine tilts, the lubricating oil in oil sump is toward low one
Side assemble, it is possible to cause engine motor oil pumping less than lubricating oil, friction pair oil starvation and cause engine damage even
Scrap.It is that those skilled in the art urgently study so providing a kind of lubricating arrangement that can effectively improve engine lubrication performance
One of problem of solution.
The content of the invention
For problem above, the present invention provides a kind of engine dry lubricating device, and it passes through machine oil and draw-off tray is pumped out
In lubricating oil, then the lubricating oil of sucking-off send through oil cooler and sump cold filtration after lubricating oil pump pressurization
Enter in the main oil gallery of engine, for engine lubrication is provided.
For achieving the above object, the present invention is employed the following technical solutions：
A kind of engine dry lubricating device, including engine body, elbow, sump, lubricating oil pump, draw-off tray, oil cake,
Pressure maintaining valve, high-pressure oil pipe, U-joint, oil cooler, oil filter and red blue joint, before the engine body lower section
End is provided with draw-off tray；The engine body lower left is provided with lubricating oil pump；The draw-off tray by elbow, U-joint,
Red blue joint and high-pressure oil pipe are connected with lubricating oil pump；The lubricating oil pump left side is provided with sump and oil cooler；The machine
Oil pump is connected by high-pressure oil pipe with oil cooler upper end；The oil cooler lower end is by high-pressure oil pipe and sump
End is connected；The sump lower end is connected by high-pressure oil pipe with lubricating oil pump；Install organic in engine body lower section rear end
Oil rectifier；The oil filter lower right is provided with oil cake；The lubricating oil pump is connected by high-pressure oil pipe with oil cake.
The oil cake middle part is provided with main oil gallery installing port, and lower end left side is provided with oil cake oil-in, and lower end right side is provided with
Engine oil pressure pickup installing port.
The pressure maintaining valve upper end is pressure maintaining valve erection joint, and lower end is pressure maintaining valve pressure relief opening.
The draw-off tray upper end is provided with draw-off tray oil-out, and middle part is provided with pressure maintaining valve support, and lower end is provided with draw-off tray
Oil duct；The pressure maintaining valve supports top to be provided with pressure maintaining valve.
The sump upper end left side is provided with sump air outlet slit, upper end right side opening organic oil punch-out equipment oil inlet, lower end
Right side opening organic oil punch-out equipment oil export；The sump inside is strainer filtering structure.
The organic oil cooler entrance of oil cooler upper end right side opening, lower end left side is provided with oil cooler outlet.
The lubricating oil pump upper end is provided with 2 lubricating oil pump machine oil outlets, and lower end is provided with 3 lubricating oil pump engine oil inlets, right side peace
Equipped with rotor of engine oil pump.
It is using the beneficial effect produced by above-mentioned technical proposal：
1st, the greasy property of engine can be effectively improved, increases the work under Engine Limit operating mode；
2nd, engine power can be effectively improved, increases engine power output；
3rd, engine center of gravity can be substantially reduced, the driving stability of car load is improved；
4th, for working under Engine Limit operating mode, effectively engine lubrication system can be cooled down.
Description of the drawings
Fig. 1 is a kind of front view of engine dry lubricating device of the present invention；
Fig. 2 is a kind of rearview of engine dry lubricating device of the present invention；
Fig. 3 is the structural representation of oil cake of the present invention；
Fig. 4 is the structural representation of pressure maintaining valve of the present invention；
Fig. 5 is the structural representation of draw-off tray of the present invention；
Fig. 6 is the structural representation of sump of the present invention；
Fig. 7 is the structural representation of oil cooler of the present invention；
Fig. 8 is the structural representation of lubricating oil pump of the present invention；
In figure, 1, elbow；2nd, sump；3rd, lubricating oil pump；4th, draw-off tray；5th, oil cake；6th, pressure maintaining valve；7th, high-pressure oil pipe；8、U
Shape joint；9th, oil cooler；10th, oil filter；11st, red blue joint；12nd, engine body；21st, sump air goes out
Mouthful；22nd, sump machine oil import；23rd, sump machine oil outlet；24th, strainer filtering structure；31st, lubricating oil pump machine oil outlet；32、
Lubricating oil pump engine oil inlet；33rd, rotor of engine oil pump；41st, draw-off tray oil-out；42nd, pressure maintaining valve is supported；43rd, draw-off tray oil duct；51、
Oil cake oil-in；52nd, engine oil pressure pickup installing port；53rd, main oil gallery installing port；61st, pressure maintaining valve erection joint；62nd, voltage stabilizing
Valve pressure relief opening；91st, oil cooler entrance；92nd, oil cooler outlet.
Specific embodiment
The present invention is specifically described below in conjunction with the accompanying drawings, as shown in figures 1-8, a kind of engine dry lubricating device,
Connect including engine body 12, elbow 1, sump 2, lubricating oil pump 3, draw-off tray 4, oil cake 5, pressure maintaining valve 6, high-pressure oil pipe 7, U-shaped
8, oil cooler 9, oil filter 10 and red blue joint 11, the lower front end of the engine body 12 is provided with draw-off tray
4；The lower left of the engine body 12 is provided with lubricating oil pump 3；The draw-off tray 4 is connect by elbow 1, U-joint 8, red indigo plant
11 and high-pressure oil pipe 7 be connected with lubricating oil pump 3；The left side of the lubricating oil pump 3 is provided with sump 2 and oil cooler 9；The machine
Oil pump 3 is connected by high-pressure oil pipe 7 with the upper end of oil cooler 9；The lower end of the oil cooler 9 is by high-pressure oil pipe 7 and machine
The upper end of fuel tank 2 is connected；The lower end of the sump 2 is connected by high-pressure oil pipe 7 with lubricating oil pump 3；The lower section of the engine body 12
Rear end is provided with oil filter 10；The lower right of the oil filter 10 is provided with oil cake 5；The lubricating oil pump 3 passes through high pressure
Oil pipe 7 is connected with oil cake 5.
The middle part of the oil cake 5 is provided with main oil gallery installing port 53, and lower end left side is provided with oil cake oil-in 51, lower end right side
It is provided with engine oil pressure pickup installing port 52.
The upper end of the draw-off tray 4 is provided with draw-off tray oil-out 41, and middle part is provided with pressure maintaining valve and supports 42, and lower end is provided with collection
Food tray oil duct 43；The pressure maintaining valve supports 42 tops to be provided with pressure maintaining valve 6.
The upper end of the pressure maintaining valve 6 is pressure maintaining valve erection joint 61, and lower end is pressure maintaining valve pressure relief opening 62.
The upper end of the sump 2 left side is provided with sump air outlet slit 21, upper end right side opening organic oil punch-out equipment oil inlet 22,
Lower end right side opening organic oil punch-out equipment oil export 23；The inside of the sump 2 is strainer filtering structure 24.
The organic oil cooler entrance 91 of the upper end right side opening of the oil cooler 9, lower end left side is provided with oil cooler and goes out
Mouth 92.
The upper end of the lubricating oil pump 3 is provided with 2 lubricating oil pump machine oil outlets 31, and lower end is provided with 3 lubricating oil pump engine oil inlets 32, right
Side is provided with rotor of engine oil pump 33.
In the present embodiment, dry lubricating device be by draw-off tray 4 collect from engine crankshaft, cylinder, camshaft,
The lubricating oil that engine mission is dropped back into, is then extracted out, slave under the suction of lubricating oil pump 3 by high-pressure oil pipe 7 from draw-off tray 4
The top of oil cooler 9 enters oil cooler 9, and from bottom lubricating oil is extracted out, and then lubricating oil is sent into machine oil from the top of sump 2
Case 2, the filter structure inside sump 2 carries out Oil-gas Separation and filtration to lubricating oil, then from the bottom of sump 2 profit
Lubricating oil to be released from inside sump 2 and be sent into engine through oil cake 5 and oil filter 10 after lubricating oil pump 3 is pressurizeed
Lubrication is provided for engine in main oil gallery, lubricating oil pressure is raised under the high rotating speed of engine, pressure maintaining valve 6 is opened and ensures engine
Engine oil pressure is stablized, and then lubricating oil falls back to the greasing cycle that engine is realized in draw-off tray 4 from engine interior.
The wet type lubrication of original engine is changed into dry lubrication by the lubricating system, by the rolling amount, the oil that reduce lubricating oil
Gas is separated and dual oil filtration purifies the lubricating ability for improving engine；Draw-off tray 4 only needs to collect lubricating oil, thus oil-collecting
The height of disk 4 can be greatly lowered, and reduce engine center of gravity, improve the stability of car load；Feelings of the lubricating oil pump 3 in normal work
The vacuum inside engine crankcase can be improved under condition, reduces the engine crankshaft resistance of motion, so as to improve the work(of engine
Rate；Oil cake 5 can pass through to need to carry out installing additional oil temperature, the machine oil of engine oil pressure pickup monitor engines in real time work and
Mouth pressure and lubricating oil temperature, it is ensured that engine lubrication system is normal.The internal screen filtration 24 that is designed as of sump 2 soaks
Bubble can also reduce the impurity of lubricating oil inside lubricating oil while Oil-gas Separation is carried out, and make engine working properly.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
Some of which part is made some variation embody the present invention principle, belong to protection scope of the present invention it
It is interior.
Claims (7)
1. a kind of engine dry lubricating device, including engine body (12), elbow (1), sump (2), lubricating oil pump (3),
Draw-off tray (4), oil cake (5), pressure maintaining valve (6), high-pressure oil pipe (7), U-joint (8), oil cooler (9), oil filter
And red blue joint (11) (10), it is characterised in that：Engine body (12) lower front end is provided with draw-off tray (4)；It is described
Engine body (12) lower left is provided with lubricating oil pump (3)；The draw-off tray (4) is by elbow (1), U-joint (8), red
Blue joint (11) and high-pressure oil pipe (7) are connected with lubricating oil pump (3)；Lubricating oil pump (3) left side is provided with sump (2) and machine oil
Cooler (9)；The lubricating oil pump (3) is connected by high-pressure oil pipe (7) with oil cooler (9) upper end；The oil cooler
(9) lower end is connected by high-pressure oil pipe (7) with sump (2) upper end；Sump (2) lower end by high-pressure oil pipe (7) with
Lubricating oil pump (3) is connected；Engine body (12) lower section rear end is provided with oil filter (10)；The oil filter
(10) lower right is provided with oil cake (5)；The lubricating oil pump (3) is connected by high-pressure oil pipe (7) with oil cake (5).
2. engine dry lubricating device according to claim 1, it is characterised in that：Open oil cake (5) middle part
There is main oil gallery installing port (53), lower end left side is provided with oil cake oil-in (51), and lower end right side opening organic oil pressure sensor is installed
Mouth (52).
3. engine dry lubricating device according to claim 1, it is characterised in that：Draw-off tray (4) upper end is provided with
Draw-off tray oil-out (41), middle part is provided with pressure maintaining valve and supports (42), and lower end is provided with draw-off tray oil duct (43)；The pressure maintaining valve
Support (42) top that pressure maintaining valve (6) is installed.
4. engine dry lubricating device according to claim 1, it is characterised in that：Pressure maintaining valve (6) upper end is steady
Pressure valve erection joint (61), lower end is pressure maintaining valve pressure relief opening (62).
5. engine dry lubricating device according to claim 1, it is characterised in that：Sump (2) the upper end left side
It is provided with sump air outlet slit (21), upper end right side opening organic oil punch-out equipment oil inlet (22), lower end right side opening organic oil punch-out equipment oil
Outlet (23)；It is strainer filtering structure (24) inside the sump (2).
6. engine dry lubricating device according to claim 1, it is characterised in that：Oil cooler (9) upper end
The organic oil cooler entrance (91) of right side opening, lower end left side is provided with oil cooler outlet (92).
7. engine dry lubricating device according to claim 1, it is characterised in that：Lubricating oil pump (3) upper end is provided with 2
Individual lubricating oil pump machine oil exports (31), and lower end is provided with 3 lubricating oil pump engine oil inlets (32), and right side is provided with rotor of engine oil pump (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093287.2A CN106593572B (en) | 2016-11-22 | 2016-11-22 | Dry lubricating device for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093287.2A CN106593572B (en) | 2016-11-22 | 2016-11-22 | Dry lubricating device for engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106593572A true CN106593572A (en) | 2017-04-26 |
| CN106593572B CN106593572B (en) | 2024-01-12 |
Family
ID=58596765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611093287.2A Active CN106593572B (en) | 2016-11-22 | 2016-11-22 | Dry lubricating device for engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106593572B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107201927A (en) * | 2017-06-01 | 2017-09-26 | 合肥工业大学 | A kind of dry lubrication system applied to university student's equation motorcycle race |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4703726A (en) * | 1985-08-08 | 1987-11-03 | Honda Giken Kogyo Kabushiki Kaisha | Lubricating system for engine |
| DE102007030294A1 (en) * | 2007-06-29 | 2009-01-02 | Daimler Ag | Dry sump lubricating device for combustion engine of motor vehicle, has oil collector, oil ducts, oil pressure pump and exhaust pump that are integrated in oil sump, where pumps are formed as integrated pump unit in oil sump |
| CN104033207A (en) * | 2014-07-07 | 2014-09-10 | 广西玉柴机器股份有限公司 | Dry type oil pan system for engine |
| CN204024747U (en) * | 2014-07-16 | 2014-12-17 | 北汽福田汽车股份有限公司 | Engine lubrication system, motor and vehicle |
| CN206581996U (en) * | 2016-11-22 | 2017-10-24 | 河北工程大学 | A kind of engine dry lubricating device |
-
2016
- 2016-11-22 CN CN201611093287.2A patent/CN106593572B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4703726A (en) * | 1985-08-08 | 1987-11-03 | Honda Giken Kogyo Kabushiki Kaisha | Lubricating system for engine |
| DE102007030294A1 (en) * | 2007-06-29 | 2009-01-02 | Daimler Ag | Dry sump lubricating device for combustion engine of motor vehicle, has oil collector, oil ducts, oil pressure pump and exhaust pump that are integrated in oil sump, where pumps are formed as integrated pump unit in oil sump |
| CN104033207A (en) * | 2014-07-07 | 2014-09-10 | 广西玉柴机器股份有限公司 | Dry type oil pan system for engine |
| CN204024747U (en) * | 2014-07-16 | 2014-12-17 | 北汽福田汽车股份有限公司 | Engine lubrication system, motor and vehicle |
| CN206581996U (en) * | 2016-11-22 | 2017-10-24 | 河北工程大学 | A kind of engine dry lubricating device |
Non-Patent Citations (1)
| Title |
|---|
| 张春花;锐康;张文雅;余焯琳;: "FSAE赛车发动机干式油底壳设计", 汽车实用技术, no. 02, pages 71 - 72 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107201927A (en) * | 2017-06-01 | 2017-09-26 | 合肥工业大学 | A kind of dry lubrication system applied to university student's equation motorcycle race |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106593572B (en) | 2024-01-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202023610U (en) | Centrifugal oil-gas separator of heavy-duty diesel engine | |
| CN101907005B (en) | Engine lubricant passage | |
| CN107201927A (en) | A kind of dry lubrication system applied to university student's equation motorcycle race | |
| CN206581996U (en) | A kind of engine dry lubricating device | |
| JPH04347336A (en) | Pressure reducing method and lubricating device | |
| CN202081935U (en) | Oil and gas separator, engine and automobile | |
| CN107191240B (en) | A kind of dry sump fueller suitable for high inclination-angle diesel engine | |
| CN201045308Y (en) | Multilevel oil and gas separator | |
| CN102777233B (en) | Vertical type single cylinder diesel | |
| CN106593572A (en) | Dry-type lubricating device of engine | |
| CN206309444U (en) | A kind of Oil-gas Separation assembly structure in engine crankshaft ventilation system | |
| CN108397255A (en) | The lubricating system of the horizontally-opposed piston-mode motor of aviation | |
| CN209277969U (en) | Gasoline bottom case | |
| CN101782007B (en) | Oil-water-gas separating device of hydrogen engine crankcase ventilating system | |
| CN206309445U (en) | The oil and gas separating system of engine | |
| CN111058917B (en) | Engine ventilation oil return structure | |
| CN201794754U (en) | Oil ejector without independent power oil pump | |
| CN206111272U (en) | Secondary oil and gas separator | |
| CN209308784U (en) | A kind of motorcycle engine and its oil filtration system | |
| CN111535899A (en) | Labyrinth type lubricating oil three-stage filtering and purifying system of engine and engine | |
| CN106703937A (en) | Oil-gas separation system for engine | |
| CN206681815U (en) | A kind of gas and oil separating plant for engine PCV system | |
| CN207945021U (en) | A kind of backgear room with gas oil separation structure | |
| CN215369984U (en) | Oil-gas separation system of engine | |
| CN201818385U (en) | Cylinder head cover cap |
Legal Events
| 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |