CN101870349B - Submersible thruster - Google Patents
Submersible thruster Download PDFInfo
- Publication number
- CN101870349B CN101870349B CN2010102111640A CN201010211164A CN101870349B CN 101870349 B CN101870349 B CN 101870349B CN 2010102111640 A CN2010102111640 A CN 2010102111640A CN 201010211164 A CN201010211164 A CN 201010211164A CN 101870349 B CN101870349 B CN 101870349B
- Authority
- CN
- China
- Prior art keywords
- housing
- midship
- shell
- underwater scooter
- stern
- 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
Images
Abstract
The invention provides a submersible thruster, relating to wet type manned diving apparatus with cruising ability in 30m shallow water, which comprises a shell, a control handle, storage batteries sealed in the shell, a motor, a reducer, a transmission system, an electric control system, a propeller and a propeller flow guide cover, wherein, the shell is composed of a bow shell, a midship shell and a stern shell which are hermetically connected in sequence; the midship shell is hermetically connected with the stern shell by the transmission system arranged in a cavity of the stern shell; the transmission system comprises a coupling shaft and a coupling plate, wherein, the coupling shaft is used for connecting an output end of the reducer and an input end of the propeller and the coupling plate is fixedly arranged between the midship shell and the stern shell; the lower part of the coupling plate is hermetically connected with a hollow tail support; the coupling shaft penetrates into the tail support; the inner wall at the upper part of the tail support is provided with an axial stop ring and a stop copper sheathing which are used for limiting axial displacement of the coupling shaft; and the inner wall at the lower part of the tail support is provided with a lip-type sealing ring which is used for seal between the tail support and the coupling shaft.
Description
Technical field
The present invention relates to possess in the 30m shallow water territory wet type manned diving device of flying power, refer to a kind of underwater scooter particularly.
Background technology
Underwater scooter is a kind of for the aquanaut provides the instrument of additional thrust power, to improve its moving velocity and work efficiency under water.External underwater scooter starting early is mainly used in industry and military field the earliest.Industrial aspect is mainly used in exploration under water, search and rescue under water and maintenance under water etc., and military aspect is mainly used in special operationss such as the frogman transports.Its distinguishing feature is a rapid speed, but volume weight is bigger, carries inconvenience.Domestic development for underwater propeller still is in the starting stage; Relevant shipyard was also once organized similarly research; Not only fltting speed is low for existing procucts, flying power is poor, and shortcomings such as ubiquity sealing property and poor reliability, does not possess the market competitiveness.
In recent years, middle-size and small-size underwater scooter is applicable to that especially the underwater scooter development of recreation is very fast, very likely gets into average family as a kind of outdoor activity articles for use in the near future.It is suitable to be badly in need of a kind of fltting speed on the market, the underwater scooter that flying power is better, easy to operate and safe and reliable.
Summary of the invention
The object of the invention is exactly to overcome the defective that existing underwater scooter exists, design a kind of can be manned in the shallow water territory, and fltting speed is fast, cruise duration long, operation facility, underwater scooter that reliability is high.
For realizing above-mentioned purpose, a kind of underwater scooter of design-calculated of the present invention comprises housing, and control handle is sealed in storage battery, motor, retarder, driving system, electric control system in the said housing, and screw propeller and fairwater sleeve.Wherein, said housing comprises bow housing, midship housing and the stern housing that is tightly connected successively.Be tightly connected through the driving system that is positioned at stern housing cavity between said midship housing and the stern housing.Said driving system comprise be used to connect the coupling spindle of said retarder mouth and said screw propeller input end and be fixedly arranged on the midship housing and the stern housing between gusset piece.Said gusset piece below is sealedly connected with the caudal bearings of hollow, and said coupling spindle is arranged in the caudal bearings.The upper inside wall of said caudal bearings is provided with axial stop circle and stop copper sheathing, is used to limit the longitudinal travel of said coupling spindle.The lower inner wall of said caudal bearings is provided with lip-type packing, is used for the sealing between caudal bearings and the coupling spindle.
Between said bow housing and the midship housing through being tightly connected by O RunddichtringO, lip packing piece and at least two hasps.Said lip packing piece is sheathed on the nozzle of midship housing, and the fixed end of said hasp and bow housing are connected, and the movable end of hasp and midship housing are connected.The fixed end of hasp and movable end overlap joint cooperate, and are used to compress the O RunddichtringO between said bow housing and lip packing piece.
The fixed end of said hasp is to be arranged at having contact with on the bow housing; The movable end of said hasp comprises base and lower fulcrum bar and the upper rack posts that is connected with said lip packing piece; One end of said base and lower fulcrum bar is hinged; One end of said lower fulcrum bar and upper rack posts is hinged; The other end of said upper rack posts is provided with the bar of taking of band spring, is used for cooperating with the said overlap joint that has contact with.
The other end of said lower fulcrum bar also is hinged with separates lock dog, and row is established from lock in the lower end of said lip packing piece, is used for fastening with the said lock dog of separating.
Said control handle has one and be arranged at the side of midship housing at least, and control handle comprises by upper cover plate and lower cover and surrounds the cavity that constitutes.Be provided with the dry-reed type relay in the said cavity, be used to control the keying of said motor.
The tail end of said screw propeller is provided with reverse nut, and the rotation direction of said reverse nut is opposite with the hand of rotation of screw propeller.
Preferably also be provided with the nut sheath on the said reverse nut.
Also be installed with on the said bow housing and lift handle.
Said housing, control handle, screw propeller and fairwater sleeve are by PC+ABS material injection molded.
The total weight of said underwater scooter equals to arrange when it immerses in the water fully the weight of water.
Beneficial effect of the present invention is: in the driving system; Adopted the longitudinal travel of axial stop circle and stop copper sheathing restriction coupling spindle; And effectively seal with the double-lipped seal ring, more traditional marine shafting driving system volume is littler, sealing property better, it is more reliable to use; Hasp adopted and taken bar and have contact with, separated lock dog with from the cooperating of lock, need at twice, firmly could it be untied in the opposite direction, can effectively avoid the accident of hasp loosening, guarantee that the sealing of bow housing and midship housing is intact; The profile of whole underwater scooter is fish shape, and running resistance is very little, add its under water static thrust can reach 100N, the more common propelling unit of its speed of a ship or plane is fast; The weight of this underwater scooter is consistent with the weight that it arranges water, can in water, suspend, and is convenient to advance towards all directions; The housing structure of syllogic is convenient to charging and equipment daily attention; One key operation mode of action button is not only used simple but also safe and reliable.In sum, underwater scooter fltting speed of the present invention is fast, cruise duration is long, operation is convenient, reliability is high, applicable to the under-water operation in shallow water territory, underwater photography, amusement under water etc.
Description of drawings
Fig. 1 is a kind of main sectional structure scheme drawing of underwater scooter:
Fig. 2 is the plan structure scheme drawing of carrying handle among Fig. 1;
Fig. 3 looks and comprises the structural representation of part bow housing for the right side of Fig. 2;
Fig. 4 is the external structure scheme drawing of Fig. 1 middle shell;
Fig. 5 is the left TV structure of Fig. 4 and the scheme drawing that is added with the front and back hasp;
Fig. 6 is the structural representation of seals between bow housing and the midship housing among Fig. 1;
Fig. 7 is the structural representation of operating handle among Fig. 1;
Fig. 8 is the A-A cutaway view of Fig. 7;
Fig. 9 is the structural representation of driving system among Fig. 1;
Figure 10 is the scheme drawing of screw propeller fixed sturcture among Fig. 1;
Among the figure, carrying handle 1, bow housing 2; Battery mounting 3, storage battery 4, electric weight indicating device 5; Surface-mounted integrated circuit 6, O RunddichtringO 7, lip packing piece 8; Hasp 9 (wherein: from lock 9.1, tension handle 9.2, separate lock dog 9.3, spring 9.4, take bar 9.5, have contact with 9.6, upper rack posts 9.7, base 9.8, lower fulcrum bar 9.9), midship housing 10, motor 11; Retarder 12, control handle 13 (wherein: upper cover plate 13.1, lower cover 13.2, retracing spring 13.3, action button 13.4, magnet 13.5, dry-reed tube 13.6), stern housing 14; Driving system 15 (wherein; Gusset piece 15.1, O RunddichtringO 15.2, axial stop circle 15.3, stop copper sheathing 15.4, axle sleeve 15.5, lip-type packing 15.6, coupling spindle 15.7, caudal bearings 15.8), fairwater sleeve 16, screw propeller 17 (wherein: reverse nut 17.1, nut sheath 17.2).
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment underwater scooter of the present invention is done further to describe in detail:
As shown in the figure, underwater scooter of the present invention comprises carrying handle 1, housing, storage battery 4, motor 11, retarder 12, driving system 15, electric control system, control handle 13 and screw propeller 17.Wherein:
Housing comprises bow housing 2, midship housing 10 and the stern housing 14 that is tightly connected successively:
Carrying handle 1 is fixed by bolts on the bow housing 2, can when lifting, bear the weight of whole underwater scooter, and carrying handle 1 design adult fish mouth shape, and not only attractive in appearance, the resistance in the traveling process is also less;
Between bow housing 2 and the midship housing 10 through being tightly connected by O RunddichtringO 7, lip packing piece 8 and at least two hasps 9.In the present embodiment, evenly be provided with four hasps 9, be tightly connected well to guarantee bow housing 2 and midship housing 10 along one week of housing.Lip packing piece 8 is sheathed on the nozzle of midship housing 10; One end of hasp 9 is for being arranged at fixed end on the bow housing 2; The other end is the movable end that is connected with midship housing 10, and the fixed end of hasp 9 and movable end overlap joint cooperate, and the O RunddichtringO 7 between bow housing 2 and lip packing piece 8 is compressed.In the present embodiment, the fixed end of hasp 9 is to be arranged to have contact with 9.6 on the bow housing 2; The movable end of hasp 9 comprises base 9.8 and lower fulcrum bar 9.9 and the upper rack posts 9.7 that is connected with lip packing piece 8.Base 9.8 is hinged with an end of lower fulcrum bar 9.9, and an end of the middle part of lower fulcrum bar 9.9 and upper rack posts 9.7 is hinged.What the other end of upper rack posts 9.7 was provided with band spring 9.4 takes bar 9.5, is used for cooperating with above-mentioned 9.6 overlap joints that have contact with.The other end of lower fulcrum bar 9.9 also is hinged with separates lock dog 9.3, is provided with from lock 9.1 in the lower end of lip packing piece 8, is used for fastening with separating lock dog 9.3.For conveniently separating the disengagement of lock dog 9.3, at one end also be provided with tension handle 9.2 at 9.3 of the lock dogs of separating of lower fulcrum bar 9.9.Can find out by Fig. 6, when hasp 9 is closed, release handle 9.2 must be spurred at twice, in the opposite direction successively and take bar 9.5 and could hasp 9 be untied that this structure can avoid the accident of hasp 9 loosening.Certainly, the fixed end of hasp 9 and movable end also can reversing of position, do not influence its use and effect;
Be tightly connected through the driving system 15 that is positioned at stern housing 14 cavitys between midship housing 10 and the stern housing 14.Different with traditional marine shafting driving system, this driving system 15 comprise the coupling spindle 15.7 that is used for connection reducer 12 mouths and screw propeller 17 input ends and be fixedly arranged on midship housing 10 and stern housing 14 between gusset piece 15.1.Gusset piece 15.1 belows are connected with caudal bearings 15.8 step-like, hollow and with 15.2 sealings of O RunddichtringO, above-mentioned coupling spindle 15.7 promptly is arranged in this caudal bearings 15.8.Be provided with axial stop circle 15.3 and stop copper sheathing 15.4 in the upper inside wall of caudal bearings 15.8, be used for coupling spindle 15.7 is carried out spacing, prevent that it from longitudinal travel taking place.The lower inner wall of caudal bearings 15.8 is provided with a pair of lip-type packing 15.6, is used for the sealing between caudal bearings 15.8 and the coupling spindle 15.7;
The about 700mm of the length of whole housing, width and adult chest breadth are consistent, ergonomic, and operation is as snug as a bug in a rug under water.
Storage battery 4, motor 11, retarder 12 and electric control system are sealed in the housing.Wherein, storage battery 4 is installed on the battery mounting 3, is used to motor 11 power supplies, and can charges repeatedly.The moment of torsion of motor 11 outputs is transferred to screw propeller 17 through retarder 12 by driving system 15.Electric control system comprises the surface-mounted integrated circuit 6 that is used to control whole underwater scooter operation and the electric weight indicating device 5 of storage battery 4.
Pair of control handle 13 is arranged at the side of midship housing 10.Control handle 13 comprises by upper cover plate 13.1 and lower cover 13.2 and surrounds the cavity that constitutes.Be provided with the dry-reed type relay in the said cavity, be used to control the keying of said motor 11.This dry-reed type relay comprises dry-reed tube 13.6 and the necessary lead that is positioned on lower cover 13.2 inwalls.Action button 13.4 is oppositely arranged with dry-reed tube 13.6, and an end of action button 13.4 is provided with retracing spring 13.3, and the other end is provided with magnet 13.4, is used to make the open contact in the dry-reed tube 13.6 closed.Certainly, the above-mentioned dry-reed type relay only interior installation of the cavity of a control handle 13 therein gets final product, and generally is installed in the right.If user's lefthanded then as required, also can be installed on the dry-reed type relay in control handle 13 cavitys of left-hand side when making.Another control handle 13 only is used for gripping of staff.
The tail end of screw propeller 17 is provided with reverse nut 17.1, and the hand of rotation of the rotation direction of this reverse nut 17.1 and screw propeller 17 is opposite, i.e. the rotation of screw propeller 17 can make reverse nut 17.1 twist tightlyer, can effectively avoid coming off of reverse nut 17.1.For preventing that thread objects such as clothing from getting into screw propeller 17 and causing operator's the danger and the damage of screw propeller 17, on reverse nut 17.1, also be provided with nut sheath 17.2.
Fairwater sleeve 16 is arranged at screw propeller 17 outsides, is fixed on the stern housing 14, can control the Inlet and outlet water direction of screw propeller 17, in the time of can preventing screw propeller 17 work simultaneously the operator is damaged.
The profile of whole underwater scooter (containing carrying handle 1) is fish shape, and resistance under water is very little, and the about 26kg of its weight, equates basically with the weight of its water that arranges, so can in water, suspend, is convenient to advance and other underwater operation towards all directions.Parts such as above-mentioned carrying handle 1, bow housing 2, midship housing 10, stern housing 14, lip packing piece 8, control handle 13, screw propeller 17 and fairwater sleeve 16 all adopt PC+ABS material injection molded, make the impact resistance of whole underwater scooter, hardness be improved.
Principle of work of the present invention is following:
Prepare before the following water: separate released hasp 9, open bow housing 2 and midship housing 10, storage battery 4 is full of electric energy, get final product when electric weight indicating device 5 shows to charge with accomplishing through charger.Simultaneously, according to the status of the water area that makes land used, can make underwater scooter be in polarization buoyancy or negative lift state through in housing, regulating the size and the position of counterweight.Get final product airtight bow housing 2 and midship housing 10 after regulating completion.
Use: after the underwater scooter afterbody immersed under water, both hands were held the control handle 13 of underwater scooter both sides respectively, and underwater scooter is placed chest; The pressing operation button 13.4 then; At this moment, underwater scooter is started working, and motor 11 drives screw propeller 17 and rotates through retarder 12, driving system 15 successively; And then drive the operator and advance, the operator can regulate the working direction of underwater scooter through wrist.When needs stopped, the action button 13.4 of release on control handle 13 got final product.When the only surplus half of electric weight indicating device 5 demonstration electric weight of underwater scooter, the operator should according to circumstances select to return opportunity.
Through test, the present invention can be manned with interior shallow water territory at 30m, and its fltting speed can reach 2Kn, is not less than 60 minutes cruise duration, and operation is convenient comfortable.
Claims (10)
1. underwater scooter; Comprise housing; Control handle (13); Be sealed in storage battery (4), motor (11), retarder (12), driving system (15), electric control system in the said housing, and screw propeller (17) and fairwater sleeve (16), it is characterized in that: said housing comprises bow housing (2), midship housing (10) and the stern housing (14) that is tightly connected successively; Be tightly connected through the driving system (15) that is positioned at stern housing (14) cavity between said midship housing (10) and the stern housing (14); Said driving system (15) comprise be used to connect the coupling spindle (15.7) of said retarder (12) mouth and said screw propeller (17) input end and be fixedly arranged on midship housing (10) and stern housing (14) between gusset piece (15.1); Said gusset piece (15.1) below is sealedly connected with the caudal bearings (15.8) of hollow; Said coupling spindle (15.7) is arranged in the caudal bearings (15.8); The upper inside wall of said caudal bearings (15.8) is provided with axial stop circle (15.3) and stop copper sheathing (15.4); Be used to limit the longitudinal travel of said coupling spindle (15.7); The lower inner wall of said caudal bearings (15.8) is provided with lip-type packing (15.6), is used for the sealing between caudal bearings (15.8) and the coupling spindle (15.7).
2. underwater scooter according to claim 1; It is characterized in that: be tightly connected through O RunddichtringO (7), lip packing piece (8) and at least two hasps (9) between said bow housing (2) and the midship housing (10); Said lip packing piece (8) is sheathed on the nozzle of midship housing (10); The fixed end of said hasp (9) and bow housing (2) are connected; The movable end of hasp (9) and midship housing (10) are connected, and the fixed end of hasp (9) and movable end overlap joint cooperate, and are used to compress the O RunddichtringO (7) that is positioned between said bow housing (2) and the lip packing piece (8).
3. underwater scooter according to claim 2 is characterized in that: the fixed end of said hasp (9) is for being arranged at have contact with (9.6) on the bow housing (2); The movable end of said hasp (9) comprises base (9.8) and lower fulcrum bar (9.9) and the upper rack posts (9.7) that is connected with said lip packing piece (8); Said base (9.8) is hinged with an end of lower fulcrum bar (9.9); Said lower fulcrum bar (9.9) is hinged with an end of upper rack posts (9.7); What the other end of said upper rack posts (9.7) was provided with band spring (9.4) takes bar (9.5), is used for cooperating with overlap joint of said having contact with (9.6).
4. underwater scooter according to claim 3 is characterized in that: the other end of said lower fulcrum bar (9.9) also is hinged with separates lock dog (9.3), and the lower end of said lip packing piece (8) is provided with from lock (9.1), is used for fastening with the said lock dog (9.3) of separating.
5. according to the described underwater scooter of arbitrary claim in the claim 1 to 4; It is characterized in that: said control handle (13) has one and be arranged at the side of midship housing (10) at least; Control handle (13) comprises the cavity that is surrounded formation by upper cover plate (13.1) and lower cover (13.2); Be provided with the dry-reed type relay in the said cavity, be used to control the keying of said motor (11).
6. according to the described underwater scooter of arbitrary claim in the claim 1 to 4, it is characterized in that: the tail end of said screw propeller (17) is provided with reverse nut (17.1), and the hand of rotation of the rotation direction of said reverse nut (17.1) and screw propeller (17) is opposite.
7. underwater scooter according to claim 6 is characterized in that: also be provided with nut sheath (17.2) on the said reverse nut (17.1).
8. according to the described underwater scooter of arbitrary claim in the claim 1 to 4, it is characterized in that: also be installed with on the said bow housing (2) and lift handle (1).
9. according to the described underwater scooter of arbitrary claim in the claim 1 to 4, it is characterized in that: said housing, control handle (13), screw propeller (17) and fairwater sleeve (16) are by PC+ABS material injection molded.
10. according to the described underwater scooter of arbitrary claim in the claim 1 to 4, it is characterized in that: the total weight of said underwater scooter equals to arrange when it immerses in the water fully the weight of water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102111640A CN101870349B (en) | 2010-06-13 | 2010-06-13 | Submersible thruster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102111640A CN101870349B (en) | 2010-06-13 | 2010-06-13 | Submersible thruster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101870349A CN101870349A (en) | 2010-10-27 |
| CN101870349B true CN101870349B (en) | 2012-08-29 |
Family
ID=42995482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102111640A Expired - Fee Related CN101870349B (en) | 2010-06-13 | 2010-06-13 | Submersible thruster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101870349B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104554691A (en) * | 2014-12-31 | 2015-04-29 | 青岛海山海洋装备有限公司 | AUV (autonomous underwater vehicle) propulsion system |
| CN207955998U (en) * | 2018-01-08 | 2018-10-12 | 天津深之蓝海洋设备科技有限公司 | Underwater assist device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2256850Y (en) * | 1996-07-12 | 1997-06-25 | 何永红 | Dual-purpose propeller for swimming and diving |
| CN201002713Y (en) * | 2007-02-06 | 2008-01-09 | 黄志坚 | Electric diving propeller |
| CN201834198U (en) * | 2010-06-13 | 2011-05-18 | 武汉海王机电工程技术公司 | Diving propeller |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6416491A (en) * | 1987-07-09 | 1989-01-19 | Yamaha Motor Co Ltd | Submersible vehicle |
-
2010
- 2010-06-13 CN CN2010102111640A patent/CN101870349B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2256850Y (en) * | 1996-07-12 | 1997-06-25 | 何永红 | Dual-purpose propeller for swimming and diving |
| CN201002713Y (en) * | 2007-02-06 | 2008-01-09 | 黄志坚 | Electric diving propeller |
| CN201834198U (en) * | 2010-06-13 | 2011-05-18 | 武汉海王机电工程技术公司 | Diving propeller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101870349A (en) | 2010-10-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201834198U (en) | Diving propeller | |
| CN203601547U (en) | Underwater robot | |
| CN110481777A (en) | A kind of empty amphibious unmanned Succor plain stage of water | |
| CN103935489B (en) | Diving under water propulsion plant | |
| CN102039994B (en) | Bionic ribbonfish for exploration | |
| CN104627342A (en) | Gliding machine dolphin | |
| CN201132604Y (en) | Fish-driving and bleeding submarines for aquiculture | |
| CN108528668A (en) | A kind of multi power source underwater robot | |
| CN107487425A (en) | A kind of small-sized water survival gear of wireless remote control | |
| CN109533238B (en) | Spherical shape-changing robot for underwater detection | |
| CN206734588U (en) | A kind of underwater swimming device | |
| CN206427252U (en) | A kind of wave energy self-powered underwater glider | |
| CN101870349B (en) | Submersible thruster | |
| CN109263837B (en) | Diving power-assisted robot | |
| CN107985537A (en) | A kind of amphibious submariner device of new culvert type | |
| CN113060261A (en) | Multi-degree-of-freedom underwater shooting boosting robot | |
| CN206511094U (en) | A kind of utilization wave energy and the marine sniffing robot of wind energy joint driving | |
| CN208530817U (en) | A kind of Backpack multifunctional diving boost motor | |
| CN109703718A (en) | A kind of electronic lifesaving appliance and method | |
| CN205116134U (en) | Navigation ware is collected to surface of water floater | |
| CN105501423A (en) | Novel underwater aerodone propeller propulsion unit | |
| CN207432218U (en) | A kind of water survival reconnaissance robot | |
| CN205256620U (en) | Electronic dive advancing device of backpack | |
| CN201573790U (en) | Special diving propulsion device | |
| CN205345296U (en) | Life saving equipment's on water power component |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20180613 |