CN202371153U - Barrel-cover locking mechanism of horizontal pressure container - Google Patents
Barrel-cover locking mechanism of horizontal pressure container Download PDFInfo
- Publication number
- CN202371153U CN202371153U CN2011205257682U CN201120525768U CN202371153U CN 202371153 U CN202371153 U CN 202371153U CN 2011205257682 U CN2011205257682 U CN 2011205257682U CN 201120525768 U CN201120525768 U CN 201120525768U CN 202371153 U CN202371153 U CN 202371153U
- Authority
- CN
- China
- Prior art keywords
- locking seat
- seat
- cylindrical shell
- fixed
- reverse
- 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
Landscapes
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The utility model discloses a barrel-cover locking mechanism of a horizontal pressure container, belonging to the technical field of pressure containers. The horizontal pressure container comprises a barrel body and a cover; the barrel-cover locking mechanism comprises a first clamping hoop, a second clamping hoop, a first two-way screw, a second two-way screw, a cover pivoting and supporting device, an alarming device and a controlling device, wherein the first clamping hoop and the second clamping hoop are semicircular; a first locking seat is fixedly arranged at one end of the first clamping hoop, and a second locking seat is fixedly arranged at the other end of the first clamping hoop; a third locking seat is fixedly arranged at one end of the second clamping hoop, and a fourth locking seat is fixedly arranged at the other end of the second clamping hoop; one end of the first two-way screw is connected onto the first locking seat, and the other end of the first two-way screw is connected onto the second locking seat; one end of the second two-way screw is connected onto the third locking seat, and the other end of the second two-way screw is connected onto the fourth locking seat; the cover pivoting and supporting device is arranged on the barrel body and is connected with the cover; and the alarming device is arranged on the first clamping hoop or the second clamping hoop, and corresponds to the controlling device which is arranged on the barrel body. The barrel-cover locking mechanism disclosed by the utility model has the advantages that the space limitation can be avoided, the starting and stopping speed is high, the integral structure is simplified, the safety for mistakenly opening of the cover is improved, and the safety for cover opening is ensured.
Description
Technical field
The utility model belongs to the pressure vessel technology field, is specifically related to a kind of cover locking framework of horizontal pressure vessel
Background technique
so-called cover locking framework is meant the mechanism of cover lock on cylindrical shell with pressurized container; In patent documentation, can be seen in the cover locking framework; " fast opening and closing mechanism of pressurized container " typically recommended like publication number CN1865736A, this patent application is proposed on June 9th, 2006 by the applicant.
above-mentioned patent application scheme has overcome the deficiency of CN1512090A (pressurized container with quick acting switching mechanism) objectively, has embodied the 4th page of the 4th section alleged technique effect of specification.
still; Because the technological scheme that above-mentioned CN1865736A recommends is to vertical pressure vessel; Thereby be difficult to even can't migrate to horizontal pressure vessel, particularly, if this related cover locking framework of fast opening and closing mechanism that is applicable to vertical pressure vessel is applied to horizontal compressive force container; So following technology barrier can appear: one of which; Receiving space constraints, no matter because be under the state of unlatching or closing cap, is that connecting base, screw rod and the handwheel of carrier can produce interference phenomenon near object with the lid; Its two, slow to the keying speed of lid, no matter because be lid to be opened or closed all need make screw motion, drive the connecting base with the lid solid welding by screw rod through operation to handwheel, lid separated with pressurized container or cooperate; Its three, complicated integral structure and cause making, install and use trouble.
in addition; Owing to have pressure usually in the cylindrical shell of pressurized container; If the pressure in the cylindrical shell is not discharged and the unlatching cover, can cause safety problem so, for example when pressurized container is natural gas filter; If giving earlier by vent, the rock gas with pressure in the cylindrical shell do not get rid of and when opening cover, then dangerous and harmfulness is bigger.
In view of above-mentioned prior art, the applicant has done rationally to improve targetedly, and the technological scheme that will introduce below produces under this background
Summary of the invention
The task of
the utility model is to provide a kind of helping avoid to receive spatial limitation, help improving locking effect, be of value to and conveniently open and be of value to the cover locking framework of guaranteeing safe horizontal pressure vessel.
The task of
the utility model is accomplished like this; A kind of cover locking framework of horizontal pressure vessel; Described horizontal pressure vessel comprises a cylindrical shell and and lid that have handle that match with the uncovered position of cylindrical shell; Wherein: constitute one at the uncovered position of cylindrical shell to extending out the shell flange limit of establishing, and constitute the lid flange edge that matches with the shell flange limit in the edge of lid, described cover locking framework comprises that one first clip and of semi-annular shape is second clip of semi-annular shape equally; The setting that faces each other of first, second clip; And jointly match with said shell flange limit and lid flange edge, wherein: the end at first clip is fixed with one first locking seat, and the other end is fixed with one second locking seat; And an end of second clip is fixed with a structure three locking seat identical with the first locking seat; The other end is fixed with a structure four locking seat identical with the second locking seat, and the first, the 3rd locking seat is fitted to each other, and the second, the 4th locking seat cooperatively interacts; One first reverse-flighted screw, an end of this first reverse-flighted screw are rotatably connected on the first locking seat, and the other end then is rotatably connected on the 3rd locking seat; One second reverse-flighted screw, an end of this second reverse-flighted screw are rotatably connected on the 3rd locking seat, and the other end is rotatably connected on the 4th locking seat; One lid pivot bearing device, this lid pivot bearing device is arranged on the described cylindrical shell, and with described lid pivotal connection; One warning device and a control gear, warning device are arranged on described first clip or second clip, and corresponding with control gear, and control gear is arranged on the described cylindrical shell.
are provided with one and are used for the first, the 3rd locking seat is locked first lock nut that connects in one of the utility model concrete embodiment between described the first, the 3rd locking seat; Between described the second, the 4th locking seat, being provided with one is used for the second, the 4th locking seat is locked second lock nut that connects.
are in another concrete embodiment of the utility model; On described cylindrical shell, be fixed with one first reverse-flighted screw bearing support and one second reverse-flighted screw bearing support; The first reverse-flighted screw bearing support is provided with one first screw bolt seat; The second reverse-flighted screw bearing support is provided with one second screw bolt seat, and described first reverse-flighted screw is bearing on first screw bolt seat rotationally, and described second reverse-flighted screw is bearing on second screw bolt seat rotationally.
are in another concrete embodiment of the utility model; Described first clip constitutes one first draw-in groove towards a side of said cylindrical shell; And described second clip constitutes one second draw-in groove towards a side of cylindrical shell, jointly matches with first draw-in groove and second draw-in groove with the lid flange edge in said shell flange limit.
are in another concrete embodiment of the utility model; On described cylindrical shell, be fixed with a guide rail fixed plate; On guide rail fixed plate, be fixed with a guide rail; The described first locking seat head lamp brush guard pivot is provided with one first roller, and is provided with one second roller at described the 3rd locking seat head lamp brush guard pivot, and first, second roller all matches with described guide rail and constitutes rolling pair.
also have among the concrete embodiment the utility model; Described lid pivot bearing device comprises axle bed frame, vertical shaft and disc; The axle bed frame is fixed on the described cylindrical shell; Vertical shaft is fixed on the axle bed frame, and an end of disc is connected with described lid, and the other end pivots and is arranged on the vertical shaft.
are in more and among concrete embodiment of the utility model; Described warning device comprises alarm switch seat and alarm switch; Alarm switch seat and described first clip are perhaps fixed with described second clip; Alarm switch is fixed on the alarm switch seat, and the switch contact of this alarm switch is corresponding with the described control gear that is fixed on the cylindrical shell.
the utility model so that concrete embodiment in; Described control gear comprises first valve, second valve and pressure medium connecting tube; First valve is fixed on the described cylindrical shell and with the cylinder chamber of cylindrical shell and communicates, and second valve is fixed on the cylindrical shell, and an end of pressure medium connecting tube is connected with first valve; And the other end is connected with second valve, and the valve rod of second valve is corresponding with said switch contact.
The technological scheme that
the utility model provides is with respect to one of advantage that prior art had; Owing to need not to be provided for the parts such as connecting base, screw rod and handwheel, therefore can avoid receiving the restriction in space at the tegmental wall of lid outward; Two, as long as, therefore have the fireballing strong point of keying just first, second clip is scolded each other open and can lid be opened; Three, overall structure has obtained effective simplification, helps to make, installs and convenient the use; Four, first, second lock nut of setting up can be guaranteed the positive lock between the first, the 3rd locking seat and guarantee the positive lock between the second, the 4th locking seat, thereby improve the Security that lid is opened by mistake; Five, guarantee to cover the Security of unlatching with cooperating of control gear by warning device.
Description of drawings
Fig. 1 is the example structure figure of the utility model.
Embodiment
see also Fig. 1, and the horizontal compressive force container shown in Fig. 1 is the compressive force container that filters usefulness to rock gas.Provided a cylindrical shell 1; This cylindrical shell 1 is the pressure volume pot body; Promptly establish and constitute a shell flange limit 11 to extending out towards a lid side of 2 at this cylindrical shell 1 at the circumferencial direction at the uncovered position of cylindrical shell 1; And on the outer wall of cylindrical shell 1, be installed with one first reverse-flighted screw bearing support 12, the global shape of this first reverse-flighted screw bearing support 12 is 7 fonts, on this first reverse-flighted screw bearing support 12, is fixed with one first screw bolt seat 121.On cylindrical shell 1 and following, a guide rail fixed plate 14 is arranged, and on guide rail fixed plate 14, be fixed with a guide rail 141 in the fixed-site of the first reverse-flighted screw bearing support 12 again.And; On cylindrical shell 1, be fixed with one second reverse-flighted screw bearing support 13; This second reverse-flighted screw bearing support 13 and the first reverse-flighted screw bearing support 12 are separated by 180 ° (circumferencial direction with cylindrical shell 1 is an example), on the second reverse-flighted screw bearing support 13, are installed with one second screw bolt seat 131.
one first clip 3 and one second clip 4 all are the shape of semicircular ring; Be used to make and cover 2 and join fixing with cylindrical shell 1 lid; Shown in figure; First clip 3 constitutes first draw-in groove 33 towards a side of cylindrical shell 1; And second clip 4 constitutes one second draw-in groove 43 towards a side of cylindrical shell 1, and first, second draw-in groove 33,43 all jointly matches with shell flange limit 11 and lid flange edge 22, that is to say that shell flange limit 11 and lid flange edge 22 are contained in first, second draw-in groove 33,43.
are fixed with one first locking seat 31 at an end of first clip 3; And the other end is fixed with one second locking seat 32; And be fixed with one the 3rd locking seat 41 at an end of second clip 4; The other end is fixed with one the 4th locking seat the 42, the first, the 3rd locking seat 31,41 and corresponds to each other and cooperatively interact, and the second, the 4th locking seat 32,42 corresponds to each other and cooperatively interacts.Wherein: the structure of the 3rd locking seat 41 is identical with the first locking seat 31; The structure of the 4th locking seat 42 is identical with the second locking seat 32.
are by shown in the figure; On the first locking seat 31, be provided with one first roller 311 rotationally; On the first locking seat 31, also be fixed with reverse-flighted screw nut (not shown) and offer one first screw hole 312; On the 3rd locking seat 41, be provided with one second roller 411 rotationally, first, second roller 311,411 all rolls with aforesaid guide rail 141 and cooperates, and promptly forms rolling pair with guide rail 141.On the 3rd locking seat 41, be fixed with a two-way bolt and nut 412; And above the 3rd locking seat 41, also offer one second screw hole 413; This second screw hole 413 is corresponding with aforesaid first screw hole 312; Equally, reverse-flighted screw nut 412 is corresponding with the not shown reverse-flighted screw nut on the first locking seat 31.
offer one the 3rd screw hole 321 on the 3rd locking seat 32, and on the 4th locking seat 42 and in the position corresponding to the 3rd screw hole 321, offer one the 4th screw hole (not shown).
One end of
one first reverse-flighted screw 5 is rotatably assorted with the reverse-flighted screw nut that is arranged on the first locking seat 31; And the other end matches (being rotatably assorted) with aforesaid reverse-flighted screw nut 412, and first reverse-flighted screw 5 matches with first screw bolt seat 121 in the position corresponding to aforesaid first screw bolt seat 121.When using the handgrip that matches with the square toes 51 of first reverse-flighted screw, 5 ends to handle first reverse-flighted screw 5 clockwise; The first, the 3rd locking seat 31,41 is closed up each other; Otherwise then the phase mutual exclusion is opened, drive when closing up first, second clip 3,4 will cover 2 with cylindrical shell 1 location, vice versa.
second reverse-flighted screw 6 is similar with cooperating of the first, the 3rd locking seat 31,41 with first reverse-flighted screw 5 with cooperating of the second, the 4th locking seat 32,42; Particularly; One end of second reverse-flighted screw 6 is rotatably assorted with the bolt and nut that is fixed on the second locking seat 32; The other end is rotatably assorted with the bolt and nut that is fixed on the 4th locking seat 42, and the fit system of second screw rod 6 and second screw bolt seat 131 cooperating as first reverse-flighted screw 5 and first screw bolt seat 121.To the operation of second reverse-flighted screw 6 as description to first reverse-flighted screw 5.
for fully ensure cover 2 and the lid of cylindrical shell 2 join; To embody Security; Therefore the utility model scheme also has additional one first lock nut 10 and one second lock nut 20; First lock nut 10 is passed aforesaid first, second screw hole 312,314, and with locking nut 101 lockings; Second lock nut 20 locks with locking nut after passing aforesaid the 3rd screw hole 321 and being opened in the screw hole on the 4th locking seat equally.
Fig. 1 please be continued to see in
; The lid pivot bearing device 7 that provides comprises axle bed frame 71, vertical shaft 72 and disc 73; Axle bed frame 71 is fixed on the cylindrical shell 1, and vertical shaft 72 is fixed between a pair of arm that corresponds to each other of axle bed frame 71, and an end of disc 73 (also can claim a side) is connected with lid 2; And the other end (also can claim opposite side) constitutes a disc axle sleeve 731, and this disc axle sleeve 731 is nested with on vertical shaft 72.
Fig. 1 is please still seen in
; The warning device 8 that provides comprises alarm switch seat 81 and alarm switch 82; In the present embodiment; Alarm switch seat 81 is fixed on second clip 4, and alarm switch 82 is fixed on the alarm switch seat 81, and the switch contact 821 of this alarm switch 82 is corresponding with the following control gear of soon describing 9.
are when opening when covering 2; At first locking nut 101 is unloaded in first lock nut 10; And with the second locking nut removal in second lock nut 20; With square toes 51 sockets of handgrip (handle) with first reverse-flighted screw 5, rotate handgrip to counter clockwise direction, first reverse-flighted screw 5 is rotated counterclockwise; Since first reverse-flighted screw 5 respectively be located at the first locking seat 31 on the reverse-flighted screw nut and match with reverse-flighted screw nut on being located at the 3rd locking seat 41; Therefore by first reverse-flighted screw 5 the first, the 3rd locking seat 31,41 opposite toward each other directions are scolded out, in scolding open procedure, first, second roller 311,411 moves towards the direction that deviates from each other on guide rail 141 simultaneously.According to mode of operation second reverse-flighted screw 6 is operated simultaneously, the second, the 4th locking seat 32,42 is scolded out, thereby make first, second clip 3,4 recess shell flange limit 11 and lid flange edge 22 first reverse-flighted screw 5.At this moment, if the operator hold pinch the handle 21 will cover 2 expansion.During closing cap 2, then opposite with aforesaid course of action
Claims (8)
1. the cover locking framework of
a kind of horizontal pressure vessel; Described horizontal pressure vessel comprises a cylindrical shell (1) and and lid (2) that have handle (21) that match with the uncovered position of cylindrical shell (1); Wherein: constitute one to extending out the shell flange limit (11) of establishing at the uncovered position of cylindrical shell (1); And constitute the lid flange edge (22) that matches with shell flange limit (11) in the edge of lid (2); It is characterized in that described cover locking framework comprises that one first clip (3) and of semi-annular shape is second clip (4) of semi-annular shape equally, first, second clip (3,4) setting that faces each other, and jointly match with said shell flange limit (11) and lid flange edge (22); Wherein: the end at first clip (3) is fixed with one first locking seat (31); The other end is fixed with one second locking seat (32), and an end of second clip (4) is fixed with a structure three locking seat (41) identical with the first locking seat (31), and the other end is fixed with a structure four locking seat (42) identical with the second locking seat (32); The first, the 3rd locking seat (31,41) is fitted to each other, and the second, the 4th locking seat (32,42) cooperatively interacts; One first reverse-flighted screw (5), an end of this first reverse-flighted screw (5) are rotatably connected on the first locking seat (31), and the other end then is rotatably connected on the 3rd locking seat (41); One second reverse-flighted screw (6), an end of this second reverse-flighted screw (6) are rotatably connected on the 3rd locking seat (32), and the other end is rotatably connected on the 4th locking seat (42); One the lid pivot bearing device (7), this lid pivot bearing device (7) is arranged on the described cylindrical shell (1), and with described lid (2) pivotal connection; One warning device (8) and a control gear (9), warning device (8) are arranged on described first clip (3) or second clip (4), and corresponding with control gear (9), and control gear (9) is arranged on the described cylindrical shell (1).
2. the cover locking framework of
horizontal pressure vessel according to claim 1 is characterized in that between described the first, the 3rd locking seat (31,41), being provided with one and is used for the first, the 3rd locking seat (31,41) is locked first lock nut (10) that connects; Between described the second, the 4th locking seat (32,42), being provided with one is used for the second, the 4th locking seat (32,42) is locked second lock nut (20) that connects.
3. the cover locking framework of
horizontal pressure vessel according to claim 1; It is characterized in that on described cylindrical shell (1), being fixed with one first reverse-flighted screw bearing support (12) and one second reverse-flighted screw bearing support (13); The first reverse-flighted screw bearing support (12) is provided with one first screw bolt seat (121); The second reverse-flighted screw bearing support (13) is provided with one second screw bolt seat (131); Described first reverse-flighted screw (5) is bearing on first screw bolt seat (121) rotationally, and described second reverse-flighted screw (6) is bearing on second screw bolt seat (131) rotationally.
4. the cover locking framework of
horizontal pressure vessel according to claim 1; It is characterized in that described first clip (3) constitutes one first draw-in groove (33) towards a side of said cylindrical shell (1); And described second clip (4) constitutes one second draw-in groove (43) towards a side of cylindrical shell (1), and said shell flange limit (11) and lid flange edge (22) jointly match with first draw-in groove (33) and second draw-in groove (43).
5. the cover locking framework of
horizontal pressure vessel according to claim 1; It is characterized in that on described cylindrical shell (1), being fixed with a guide rail fixed plate (14); On guide rail fixed plate (14), be fixed with a guide rail (141); Described first locking seat (31) head lamp brush guard pivot is provided with one first roller (311); And being provided with one second roller (411) at described the 3rd locking seat (41) head lamp brush guard pivot, first, second roller (311,411) all matches with described guide rail (141) and constitutes rolling pair.
6. the cover locking framework of
horizontal pressure vessel according to claim 1; It is characterized in that described lid pivot bearing device (7) comprises axle bed frame (71), vertical shaft (72) and disc (73); Axle bed frame (71) is fixed on the described cylindrical shell (1); Vertical shaft (72) is fixed on the axle bed frame (71), and an end of disc (73) is connected with described lid (2), and the other end pivots and is arranged on the vertical shaft (72).
7. the cover locking framework of
horizontal pressure vessel according to claim 1; It is characterized in that described warning device (8) comprises alarm switch seat (81) and alarm switch (82); Alarm switch seat (81) and described first clip (3) or fixing with described second clip (4); Alarm switch (82) is fixed on the alarm switch seat (81), and the switch contact (821) of this alarm switch (82) is corresponding with the described control gear (9) that is fixed on the cylindrical shell (1).
8.
The cover locking framework of horizontal pressure vessel according to claim 7; It is characterized in that described control gear (9) comprises first valve (91), second valve (92) and pressure medium connecting tube (93); First valve (91) is fixed on described cylindrical shell (1) and upward and with the cylinder chamber of cylindrical shell (1) communicates; Second valve (92) is fixed on the cylindrical shell (1); One end of pressure medium connecting tube (93) is connected with first valve (91), and the other end is connected with second valve (92), and the valve rod (921) of second valve (92) is corresponding with said switch contact (821)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205257682U CN202371153U (en) | 2011-12-15 | 2011-12-15 | Barrel-cover locking mechanism of horizontal pressure container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205257682U CN202371153U (en) | 2011-12-15 | 2011-12-15 | Barrel-cover locking mechanism of horizontal pressure container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202371153U true CN202371153U (en) | 2012-08-08 |
Family
ID=46594857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205257682U Expired - Fee Related CN202371153U (en) | 2011-12-15 | 2011-12-15 | Barrel-cover locking mechanism of horizontal pressure container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202371153U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563068A (en) * | 2011-12-15 | 2012-07-11 | 常熟市上海飞奥压力容器制造有限公司 | Barrel head locking mechanism for horizontal pressure container |
| CN102818021A (en) * | 2012-09-05 | 2012-12-12 | 浙江大学 | Pressure vessel door quickly-opened device with leakage on-line detection function |
-
2011
- 2011-12-15 CN CN2011205257682U patent/CN202371153U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563068A (en) * | 2011-12-15 | 2012-07-11 | 常熟市上海飞奥压力容器制造有限公司 | Barrel head locking mechanism for horizontal pressure container |
| CN102818021A (en) * | 2012-09-05 | 2012-12-12 | 浙江大学 | Pressure vessel door quickly-opened device with leakage on-line detection function |
| CN102818021B (en) * | 2012-09-05 | 2015-04-15 | 浙江大学 | Pressure vessel door quickly-opened device with leakage on-line detection function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102563068A (en) | Barrel head locking mechanism for horizontal pressure container | |
| CN202371153U (en) | Barrel-cover locking mechanism of horizontal pressure container | |
| CN202431956U (en) | Quick opening and closing mechanism of horizontal pressure vessel | |
| CN205262780U (en) | Can sealed thief hatch | |
| US20120052149A1 (en) | Blow Mold | |
| KR20150045380A (en) | Ramped filter vessel | |
| RU2015123634A (en) | TURBOREACTIVE ENGINE GONDOLA WITH LOCK INTERACTING WITH THE DEVICE FOR ITS LOCKING WHEN LOCKING | |
| CN102563067A (en) | Quick opening and closing mechanism for horizontal type pressure container | |
| CN103895817A (en) | Locking device for deep-sea manned submersible hatch cover | |
| CN204114109U (en) | A kind of pressurized container and quick opening structure | |
| CN101858371B (en) | Actuator cylinder with in-built manual-operated emergent unlocking device | |
| CN204437259U (en) | A kind of Autoclaves Sterilizers sealing cover locking closure | |
| CN207132607U (en) | A kind of stearoyl benzoyl methane manufacture holding vessel for being easy to observation | |
| CN201462900U (en) | Hermetically locked boiler door | |
| CN203716644U (en) | Door lock | |
| CN209511403U (en) | Pintongs clamp-type quick opening blind plate | |
| US20120000055A1 (en) | Closure for a vessel | |
| CN204447482U (en) | A kind of filtering tank safety guard | |
| CN203780744U (en) | Locking device for hatch cover of deep-sea manned submersible vehicle | |
| JP2015504990A5 (en) | ||
| CN202867818U (en) | Quick-opened-door pressure vessel speed reducer with safety interlocking function | |
| CN103343817A (en) | Safety device of a steaming tank | |
| CN103387208A (en) | Improved hydrogen-production reaction kettle | |
| CN208017373U (en) | Still kettle enabling safety interlocks | |
| CN203905621U (en) | Door handle mechanism with feedback |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20151215 |
|
| EXPY | Termination of patent right or utility model |