CN201306212Y - Ring body engine - Google Patents
Ring body engine Download PDFInfo
- Publication number
- CN201306212Y CN201306212Y CNU2008202041078U CN200820204107U CN201306212Y CN 201306212 Y CN201306212 Y CN 201306212Y CN U2008202041078 U CNU2008202041078 U CN U2008202041078U CN 200820204107 U CN200820204107 U CN 200820204107U CN 201306212 Y CN201306212 Y CN 201306212Y
- Authority
- CN
- China
- Prior art keywords
- compression cylinder
- baffle plate
- cam
- deflagrating jar
- rotation
- 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.)
- Expired - Fee Related
Links
- 230000006835 compression Effects 0.000 claims abstract description 113
- 238000007906 compression Methods 0.000 claims abstract description 113
- 238000002485 combustion reaction Methods 0.000 claims abstract description 19
- 239000007787 solid Substances 0.000 claims description 38
- 210000001747 pupil Anatomy 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229910001018 Cast iron Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000000446 fuel Substances 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- -1 and igniting Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000015378 stomatal closure Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Rotary Pumps (AREA)
Abstract
本实用新型涉及发动机领域。环体发动机，包括燃烧缸外壳体、压缩缸外壳体和旋转体，燃烧缸外壳体与压缩缸外壳体连接为一体，燃烧缸外壳体与压缩缸外壳体形成的内部空间内设置有旋转体，旋转体将燃烧缸外壳体与压缩缸外壳体形成的内部空间间隔成相互气密封的燃烧缸和压缩缸；所述的燃烧缸外壳体上设置有火花塞、喷油嘴以及出气口，所述的燃烧缸内设置有燃烧驱动装置；所述的压缩缸外壳体上设置有进气口，压缩缸内设置有空气压缩装置；所述的旋转体上设置有受控的进气孔。本实用新型优点为：零件少、体积小、重量轻；功率高、运转平稳、安全可靠；构造简单、造价便宜、维修方便、适用性广；整体性能较其他发动机得到较大的提升。
The utility model relates to the field of engines. The ring body engine includes the outer casing of the combustion cylinder, the outer casing of the compression cylinder and the rotating body, the outer casing of the combustion cylinder and the outer casing of the compression cylinder are connected as a whole, and the inner space formed by the outer casing of the combustion cylinder and the outer casing of the compression cylinder is provided with a rotating body, The rotating body separates the internal space formed by the outer casing of the combustion cylinder and the outer casing of the compression cylinder into a combustion cylinder and a compression cylinder that are airtight to each other; the outer casing of the combustion cylinder is provided with spark plugs, fuel injectors and air outlets, and the outer casing of the combustion cylinder is provided with a spark plug, an oil nozzle and an air outlet. A combustion driving device is arranged in the combustion cylinder; an air inlet is arranged on the outer casing of the compression cylinder, and an air compression device is arranged in the compression cylinder; a controlled air inlet is arranged on the rotating body. The utility model has the advantages of fewer parts, small size and light weight; high power, stable operation, safety and reliability; simple structure, low cost, convenient maintenance and wide applicability; the overall performance is greatly improved compared with other engines.
Description
Technical field
The utility model relates to a kind of various power supplies field that is applied to all kinds of motor vehicle and factory power system and actual production etc., is specially a kind of novel ring body motor.
Background technique
Nowadays common four-stroke piston reciprocating engine adopts members such as piston, bent axle, connecting rod, valve to form on the market.In motor in the form of piston, carrying out air inlet, compression, burning, four strokes of exhaust in the same cylinder, the pressure-driven piston reciprocates that produces in the cylinder, piston rod band and bent axle are converted into rotation with to-and-fro motion.Shortcomings such as there is the structural system complexity in such motor, component are various, volume is big, vibration is big in the running, the running loss is big.
The model utility content
The purpose of this utility model is to overcome the deficiency that above-mentioned available engine exists, provide that a kind of performance is more excellent, part is few, volume is little, in light weight, vibration is little, power is high, running is steady, simple structure, low cost, easy to maintenance, fuel economy is higher, applicable to the ring body motor in the various power supplies field of all kinds of motor vehicle and factory power system and actual production etc.
The utility model is achieved in that the ring body motor, comprise deflagrating jar frame, compression cylinder frame and solid of rotation, deflagrating jar frame and compression cylinder frame connect as one, be provided with solid of rotation in the inner space that deflagrating jar frame and compression cylinder frame form, solid of rotation is partitioned into the inner space of deflagrating jar frame and the formation of compression cylinder frame the deflagrating jar and the compression cylinder of mutual hermetic seal; Described deflagrating jar frame is provided with spark plug, oil nozzle and air outlet, is provided with the combustion driven device in the described deflagrating jar; Described compression cylinder frame is provided with suction port, is provided with air compression plant in the compression cylinder; Described solid of rotation is provided with controlled inlet hole.
Described combustion driven device comprises deflagrating jar blade, deflagrating jar baffle plate and cam, the deflagrating jar vanes fixed is arranged on the solid of rotation, the deflagrating jar baffle plate is provided with in the deflagrating jar, be provided with deflagrating jar baffle plate top cam part in the deflagrating jar baffle plate, be provided with the cam of control deflagrating jar baffle plate in the deflagrating jar baffle plate, cam is fixedlyed connected with the pto of solid of rotation;
Described air compression plant comprises compression cylinder blade, compression cylinder baffle plate and compression cylinder cam, the compression cylinder vanes fixed is arranged on the solid of rotation, the compression cylinder baffle plate is arranged in the compression cylinder, be provided with the compression cylinder cam of control compression cylinder baffle plate in the compression cylinder control box, the compression cylinder cam is connected with solid of rotation.
Described controlled inlet hole comprises inlet hole baffle plate cam, spring and outer portion cam, be provided with pupil in the inlet hole baffle plate cam, the other end of inlet hole baffle plate cam is connected with solid of rotation by spring, is provided with corresponding outer portion cam with respect to inlet hole baffle plate cam running orbit place in the compression cylinder frame.
Described solid of rotation flexibly connects by the hermetic seal of inlaying in burning cylinder body and the compression cylinder.
Described compression cylinder frame, deflagrating jar frame, solid of rotation, cam and baffle plate are all made with aluminum alloy high temperature resistant, wear resistance; Runner sealing edge parts and cam point adopt the cast iron steel of strong hardness and strong wear resistance to make.
The utility model ring body motor have a project organization that is different from available engine fully, cancelled parts such as piston, connecting rod, bent axle, intake valve, exhaust valve, only the integral body of being made up of ring body compression cylinder that is connected as a single entity that is divided into by solid of rotation and deflagrating jar is the structure of cylinder.The ring body structurc of this ring body motor is with the circular movement of reciprocating piston motion the being transformed into blade of common engine, the deflagrating jar and the compression cylinder of ring body motor work alone, the quick-fried bulkage of combustion gas is to consistent with deflagrating jar blade sense of rotation, so there is not phenomenon of detonation in deflagrating jar.The ring body motor unites two into one suction stroke and compression stroke, and four strokes carry out simultaneously, makes motor have running steadily, the uniform characteristics of output power.It is few that this design makes that motor has a part, and volume is little, lightweight advantage.Cancelled the intake valve of conventional engines, parts such as exhaust valve have been eliminated main noise source in the motor, and have therefore saved the merit of the required consumption of switch valve.Adopt " inserted " to connect between the parts of many places, can reduce friction and make its sealability better again.Utilize deflagrating jar waste heat heating compression cylinder gas, make in the motor with constant power, the compression ratio of ring body motor can suitably be turned down.Generally speaking: the utlity model has following advantage: part is few, volume is little, in light weight; The power height, the running steady, safe and reliable; Simple structure, low cost, easy to maintenance, applicability is wide; And fuel economy obtains very big improvement than available engine, and overall performance is highly improved than other motors.
Description of drawings
Fig. 1 is that the utility model ring body engine shaft is to the vertical section structure schematic representation;
Fig. 2 is the utility model ring body motor cutting plane axial vertical section structure schematic representation vertical with Fig. 1 cutting plane;
Fig. 3 is the utility model ring body motor A-A cross-sectional structure schematic representation;
Fig. 4 is the utility model ring body motor B-B cross-sectional structure schematic representation;
Fig. 5 is the utility model ring body motor C-C cross-sectional structure schematic representation;
Fig. 6 is the utility model ring body motor D-D cross-sectional structure schematic representation;
Fig. 7 is the utility model ring body motor E-E cross-sectional structure schematic representation;
Fig. 8 is the utility model ring body motor F-F cross-sectional structure schematic representation;
Fig. 9 is the utility model ring body motor inner rotary body structural representation;
Figure 10 is the utility model ring body motor internal combustion cylinder baffle plate sectional structure schematic representation;
Figure 11 is the sectional view of the inlet hole portion in the utility model ring body motor inner rotary body;
Figure 12 is the utility model ring body motor inner rotary body G-G sectional view.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in detail explanation.
The ring body motor as depicted in figs. 1 and 2, comprises deflagrating jar frame 1, compression cylinder frame 7 and solid of rotation 2, and deflagrating jar frame 1 connects as one with compression cylinder frame 7, is the hermetic seal structure; Deflagrating jar frame 1 can be integral structure with compression cylinder frame 7.Be provided with solid of rotation 2 in the inner space that deflagrating jar frame 1 and compression cylinder frame 7 form, the inner space that solid of rotation 2 forms deflagrating jar frame 1 and compression cylinder frame 7 is partitioned into the deflagrating jar 14 and the compression cylinder 19 of mutual hermetic seal.Solid of rotation 2 flexibly connects by the embedding groove hermetic seal in burning frame 1 and the compression cylinder frame 7, and solid of rotation 2 can rotate with respect to deflagrating jar frame 1 and compression cylinder frame 7.As shown in Figure 3, deflagrating jar frame 1 is provided with spark plug 24, oil nozzle 25 and air outlet 26, for deflagrating jar 14 provides fuel oil, and igniting, combustion gas then.
Be provided with the combustion driven device in deflagrating jar 14, as shown in Figure 4, the combustion driven device comprises deflagrating jar blade 3, deflagrating jar baffle plate 4 and cam 5.Deflagrating jar blade 3 is fixedly installed on the solid of rotation 2, and generally both are the integral type fixed structure, and concrete structure can be as shown in Figure 9.Deflagrating jar baffle plate 4 is arranged in the deflagrating jar internal combustion cylinder baffle controls case 18, be provided with deflagrating jar baffle plate top cam part 6 in the deflagrating jar baffle plate 4, be provided with the cam 5 of control deflagrating jar baffle plate in the deflagrating jar baffle plate, cam 5 is fixedlyed connected with the pto of solid of rotation 2.The rotation of cam 5 moves up and down deflagrating jar baffle plate 4 by top cam part 6, and the outstanding fin of the blade of solid of rotation 2 and deflagrating jar frame 1 connects into the firing chamber 14 of sealing.The oil inflame acting promotes 3 actings of deflagrating jar blade, promptly is to promote solid of rotation 2 to rotate with respect to deflagrating jar frame 1.
As Fig. 7 and shown in, compression cylinder frame 7 is provided with suction port 27, is provided with air compression plant in the compression cylinder 19, solid of rotation 2 is provided with controlled inlet hole 34.Inlet hole 34 is passages that compression cylinder 19 and deflagrating jar 14 carry out the pressurized air exchange.As Fig. 1 and shown in Figure 6, air compression plant comprises compression cylinder baffle plate 8 and compression cylinder cam 9, compression cylinder baffle plate 8 is arranged on compression cylinder interior 19, be provided with the compression cylinder cam 9 of control compression cylinder baffle plate 8 in the compression box 13, compression cylinder cam 9 is connected with bearing 10 by compression cylinder control wheel 12, jack shaft core 11 connections in bearing 10 and the solid of rotation 2.Axle core 11 makes compression cylinder baffle plate 8 periodic motion to the right by bearing 10 drive compression cylinder camming movement, and air enters in the compression cylinder 19 from suction port 27.Be set with the compression cylinder blade, the air of compression cylinder blade in the driving lower compression compression cylinder 19 of solid of rotation 2 on the solid of rotation 2 in the compression cylinder 19.
As Figure 11 and shown in Figure 12, controlled inlet hole 34 comprises inlet hole baffle plate cam 29, spring 31 and outer portion cam 28, be provided with pupil 30 in the inlet hole baffle plate cam 29, the other end of inlet hole baffle plate cam 29 is fixed in the fixedly board slot 33 in the solid of rotation 2 by spring 31 and connects, and is provided with corresponding outer portion cam 28 with respect to inlet hole baffle plate cam 29 running orbit places in compression cylinder frame 7.When outer portion cam 28 compress inlet air hole baffle plate cams 29, inlet hole 34 overlaps with pupil 30, reaches the purpose of compression cylinder 19 and deflagrating jar 14 ventilations.
Parts such as compression cylinder frame 7, deflagrating jar frame, solid of rotation 2, single blade 3, cam 5, axle core 11, baffle plate 8 are all used high temperature resistant, and the aluminum alloy of wear resistance is made; Cast iron steel in employing strong hardness such as particular component such as runner sealing edge parts, cam point and strong wear resistance is made.
In an acting cycle: (face of the moving direction during here with the compression cylinder blade rotation is defined as the front of blade, and the face of the moving direction when deflagrating jar blade 3 is rotated is defined as the front of blade.) in compression cylinder 19, carry out compression stroke between the front of compression cylinder blade and the compression cylinder baffle plate 8, what carried out simultaneously at the back side of compression cylinder blade is suction stroke, when compression stroke closes to an end, compression cylinder baffle plate 8 is outwards indentation under the control of compression cam 9, and when the compression cylinder blade was about to run into compression cylinder baffle plate 8, compression cylinder baffle plate 8 shrank, compression cylinder baffle plate 8 rebounds at once after the compression cylinder vanes overcompression cylinder baffle plate 8, finishes a work cycle in the compression cylinder.In like manner, in deflagrating jar 14, expansion stroke is being carried out with 4 on deflagrating jar baffle plate in deflagrating jar blade 3 fronts, and exhaust stroke is carried out at deflagrating jar blade 3 back sides.When not working, the energy that a rotation is provided when the external world is to axle core 11, if first week was idle running, since the moment of second round, deflagrating jar baffle plate 4 closures, inlet hole 34 is opened, and the air of the High Temperature High Pressure of compression cylinder 19 enters firing chamber 14 by inlet hole 34, oil nozzle 25 oil spouts, then inlet hole baffle plate cam 29 promotes pupil 30 works with respect to 33 slips under the effect of outer portion cam 28, causes inlet hole 34 closures, plug ignition, deflagrating jar enters combustion regime, produce high-temperature high-pressure fuel gas and promote the acting of deflagrating jar blade, when expansion stroke closed to an end, deflagrating jar baffle plate 4 is inwardly indentation under the control of cam 5, when the deflagrating jar blade is about to run into deflagrating jar baffle plate 4, deflagrating jar baffle plate 4 shrinks, and deflagrating jar baffle plate 4 rebounded at once after the deflagrating jar vanes was crossed, and finished a work cycle in the deflagrating jar.Because compression cylinder and deflagrating jar are one, rotating speed is identical, makes two work cycle carry out simultaneously, and finishing of a work cycle just finished an acting cycle.Along with deflagrating jar transformation period, when deflagrating jar baffle plate 4 rebounds, inlet hole baffle plate cam 29 promotes 30 and does with respect to fixedly board slot 33 slips under the effect of outer portion cam 28, cause inlet hole 34 and pupil 30 to be opened, make the high temperature and high pressure gas in the compression cylinder 19 feed in the deflagrating jar 14, oil nozzle 25 carries out injection stroke immediately, at the air inlet laggard stomatal closure that finishes, nozzle opening is closed, spark plug 24 igniting this moment, enter combustion stroke, and compression cylinder 19 enters deflagrating jar 14 along with high temperature and high pressure gas, then baffle plate is under the effect of compression cylinder cam 9, do the slip of relative compression cylinder frame 7, by the compression cylinder blade, enter next cycle subsequently, so circulation.
Claims (6)
1, ring body motor, it is characterized in that: comprise deflagrating jar frame, compression cylinder frame and solid of rotation, deflagrating jar frame and compression cylinder frame connect as one, be provided with solid of rotation in the inner space that deflagrating jar frame and compression cylinder frame form, solid of rotation is partitioned into the inner space of deflagrating jar frame and the formation of compression cylinder frame the deflagrating jar and the compression cylinder of mutual hermetic seal; Described deflagrating jar frame is provided with spark plug, oil nozzle and air outlet, is provided with the combustion driven device in the described deflagrating jar; Described compression cylinder frame is provided with suction port, is provided with air compression plant in the compression cylinder; Described solid of rotation is provided with controlled inlet hole.
2, the ring body motor shown in claim 1, it is characterized in that: described combustion driven device comprises deflagrating jar blade, deflagrating jar baffle plate and cam, the deflagrating jar vanes fixed is arranged on the solid of rotation, the deflagrating jar baffle plate is provided with in the deflagrating jar, be provided with deflagrating jar baffle plate top cam part in the deflagrating jar baffle plate, be provided with the cam of control deflagrating jar baffle plate in the deflagrating jar baffle plate, cam is fixedlyed connected with the pto of solid of rotation.
3, the ring body motor shown in claim 1, it is characterized in that: described air compression plant comprises compression cylinder blade, compression cylinder baffle plate and compression cylinder cam, the compression cylinder vanes fixed is arranged on the solid of rotation, the compression cylinder baffle plate is arranged in the compression cylinder, be provided with the compression cylinder cam of control compression cylinder baffle plate in the compression cylinder control box, the compression cylinder cam is connected with solid of rotation.
4, the ring body motor shown in claim 1, it is characterized in that: described controlled inlet hole comprises inlet hole baffle plate cam, spring and outer portion cam, be provided with pupil in the inlet hole baffle plate cam, the other end of inlet hole baffle plate cam is connected with solid of rotation by spring, is provided with corresponding outer portion cam with respect to inlet hole baffle plate cam running orbit place in the compression cylinder frame.
5, the ring body motor shown in claim 1 is characterized in that: described solid of rotation flexibly connects by the hermetic seal of inlaying in burning cylinder body and the compression cylinder.
6, the ring body motor shown in claim 1 is characterized in that: compression cylinder frame, deflagrating jar frame, solid of rotation, cam and baffle plate are all used high temperature resistant, and the aluminum alloy of wear resistance is made; Runner sealing edge parts and cam point adopt the cast iron steel of strong hardness and strong wear resistance to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202041078U CN201306212Y (en) | 2008-11-26 | 2008-11-26 | Ring body engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202041078U CN201306212Y (en) | 2008-11-26 | 2008-11-26 | Ring body engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201306212Y true CN201306212Y (en) | 2009-09-09 |
Family
ID=41098678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202041078U Expired - Fee Related CN201306212Y (en) | 2008-11-26 | 2008-11-26 | Ring body engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201306212Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111140343A (en) * | 2020-01-10 | 2020-05-12 | 谢华秋 | Rotary disc engine |
| CN112502827A (en) * | 2020-12-17 | 2021-03-16 | 李文龙 | Single-stroke engine |
-
2008
- 2008-11-26 CN CNU2008202041078U patent/CN201306212Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111140343A (en) * | 2020-01-10 | 2020-05-12 | 谢华秋 | Rotary disc engine |
| CN112502827A (en) * | 2020-12-17 | 2021-03-16 | 李文龙 | Single-stroke engine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201318195Y (en) | Arc-shaped cylinder rotor engine | |
| CN203214226U (en) | Arrangement of spark plugs for an opposed-piston engine | |
| CN202202950U (en) | Novel efficient engine | |
| CN103821612A (en) | Magnetic drive engine energy transmission system | |
| CN201306212Y (en) | Ring body engine | |
| CN106481449A (en) | Ring cylinder formula circular rotor engine | |
| CN104405498A (en) | Variable compression ratio capacity-increasing cycle piston type internal combustion engine | |
| CN101333962A (en) | Rotary piston engine | |
| CN203239447U (en) | Annular engine | |
| CN102996236A (en) | Torus-shaped cylinder circumduction rotating piston engine | |
| CN203925742U (en) | A kind of swashplate engine | |
| CN203081572U (en) | Y-shaped rotor engine | |
| CN201461081U (en) | an engine | |
| CN101787926B (en) | Cam mechanism inside internal combustion engine with piston doing circular motion | |
| CN105240118B (en) | One-stroke internal-combustion engine | |
| CN104595022A (en) | Internal combustion rotor engine | |
| CN206175017U (en) | A variable expansion ratio piston reciprocating internal combustion engine | |
| CN112065574A (en) | Middle combustion hot gas turbine capable of improving heat engine efficiency and reducing tail gas pollution | |
| CN203822459U (en) | Magnetic drive engine energy transfer system | |
| CN211692646U (en) | Two-stroke crankless pneumatic engine | |
| CN211692645U (en) | Two-stroke crankless pneumatic engine based on waste gas utilization | |
| CN203756326U (en) | Revolving shaft type rotor engine | |
| CN103850783A (en) | Rotating shaft type rotor engine | |
| CN109296454B (en) | Three-stroke piston pulse type internal combustion engine | |
| CN201347797Y (en) | Cylinder body mechanism in circular motion piston type internal combustion engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090909 Termination date: 20131126 |