CN201592820U - Anti-circumfluence dual-chamber hose - Google Patents
Anti-circumfluence dual-chamber hose Download PDFInfo
- Publication number
- CN201592820U CN201592820U CN2009202622102U CN200920262210U CN201592820U CN 201592820 U CN201592820 U CN 201592820U CN 2009202622102 U CN2009202622102 U CN 2009202622102U CN 200920262210 U CN200920262210 U CN 200920262210U CN 201592820 U CN201592820 U CN 201592820U
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- China
- Prior art keywords
- pipe
- head
- nozzle
- tube
- valve
- 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
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 238000009434 installation Methods 0.000 claims abstract description 5
- 239000004033 plastic Substances 0.000 claims description 15
- 229920003023 plastic Polymers 0.000 claims description 15
- 230000002265 prevention Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 241000973497 Siphonognathus argyrophanes Species 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000000118 hair dye Substances 0.000 description 3
- -1 lipstick Substances 0.000 description 3
- 239000006072 paste Substances 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000002537 cosmetic Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 239000002674 ointment Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 description 1
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229940023462 paste product Drugs 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000000475 sunscreen effect Effects 0.000 description 1
- 239000000516 sunscreening agent Substances 0.000 description 1
- 229940034610 toothpaste Drugs 0.000 description 1
- 239000000606 toothpaste Substances 0.000 description 1
- 229940126672 traditional medicines Drugs 0.000 description 1
Images
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- Check Valves (AREA)
Abstract
The utility model provides an anti-circumfluence dual-chamber hose comprising an external pipe, a cover, an internal pipe, a check valve of the internal pipe and an external valve sheet part, wherein the internal pipe consists of an internal soft hose and an internal pipe head; the internal pipe is arranged in the pipe; the internal pipe head is clamped in the external pipe by an installation part; an annulus liquid outlet is enclosed by a space between the external wall of the upper end of an internal pipe nozzle of the internal pipe head and the internal edge of an outlet of a nozzle of the external pipe head; the check valve of the internal pipe is arranged in the internal pipe head; the external valve sheet part consists of a supporting seat and an annulus external valve sheet arranged in the supporting seat; and the external valve sheet part is arranged at the outlet end of the nozzle of the external pipe head and is used for controlling the annulus external liquid outlet. The interior of the internal pipe head is provided with the check valve of the internal pipe; simultaneously the outlet end of the nozzle of the external pipe head is provided with the external valve sheet part to form the external check valve; by the opening or closing of the two check valves, two contents can be allowed or stopped from flowing out of an internal liquid passage and an external liquid passage; and simultaneously the mixed content is avoided to flow back and pollute the contents in the pipe effectively.
Description
Technical Field
The utility model belongs to the technical field of liquid, paste product packaging container, especially a backflow prevention two-chamber hose, it will be according to two kinds of contents embedment respectively of certain proportion in interior, outer tube, through opening or closing of built-in check valve to allow or prevent two kinds of contents to flow.
Background
The soft package of paste or liquid products such as traditional medicines, cosmetics, hair dyes, toothpaste, medical ointment and the like mostly adopts an extrusion type single-tube structure. Some cosmetics, such as sunscreen lotion, lipstick, hair dye and the like, often require a plurality of contents to be blended and used in proportion, and if a single-tube package is still adopted, the manufacturing cost is increased, and the use and carrying are inconvenient.
In the double-tube container appearing in the market at present, the installation and fixation of the inner tube and the outer tube are realized by a plurality of parts with complex shapes, the structure is complex, and the manufacturing cost is high; moreover, the liquid outlet channel of the double-tube container is not controlled by a switch valve, when the tube body is squeezed to generate rebound pressure, the mixed contents at the outlet of the tube can be sucked back into the tube body, so that the contents in the inner tube and the outer tube are polluted and deteriorated.
Disclosure of Invention
For the above-mentioned defect of avoiding current hose container to exist, the utility model provides a backflow-preventing double-chamber hose, it adopts pipe-in-pipe double-chamber structure, establishes the check valve on the play liquid channel, through opening or closing of check valve to allow or prevent two kinds of contents to flow, avoid the content backward flow that has mixed to intraductal, lead to intraductal content to be contaminated rotten.
The utility model discloses a backflow-preventing double-cavity hose includes:
an outer tube consisting of an outer flexible tube body and an outer tube head, the outer tube head comprising a base and a nipple extending upwardly from the base;
the cover is buckled or screwed with the outer pipe head;
an inner tube comprising an inner flexible tubular body and an inner tube head; the inner pipe head comprises an inner base part, a hollow mounting part arranged on the inner base part and an inner pipe nozzle extending out of the mounting part, wherein a plurality of diversion trenches communicated with the inner cavity of the outer pipe are longitudinally arranged on the outer wall of the mounting part at intervals; the inner tube is positioned in the outer tube, the mounting part of the inner tube head of the inner tube is clamped in the outer tube head, and an annular liquid outlet is formed between the outer wall of the upper end of the inner tube nozzle of the inner tube head and the inner edge of the outlet of the nozzle of the outer tube head;
the inner pipe one-way valve is arranged at the lower opening end part of the inner nozzle of the inner pipe head; and a process for the preparation of a coating,
the outer valve plate component comprises a support seat and an annular outer valve plate with a through hole in the middle, and the annular outer valve plate is positioned in the support seat and connected with the inner wall of the support seat; the outer valve plate component is arranged at the outlet end of the nozzle of the outer tube head and used for controlling the annular outer liquid outlet.
The inner pipe one-way valve comprises an inner valve seat with a valve hole and an inner valve plate capable of covering the valve hole, the inner valve plate is preferably formed by transversely extending from the lower opening edge of the inner nozzle, and the inner valve seat is buckled at the lower opening end of the inner nozzle.
The outer tube head of outer tube head's export tip, the outer valve block part of outer valve block of band ring shape, and can by the outer valve block of annular cover by inner tube mouth upper end outer wall of interior tube head with the export of the mouth of outer tube head is interior along the annular that encloses of going out the liquid mouth and is constituteed an outer check valve.
The inner tube head and the inner valve plate of the inner tube one-way valve are plastic components, and the plastic components are welded with the inner tube body during molding to form the integral inner tube which cannot be peeled.
The outer pipe is an integral outer pipe formed by welding and combining an outer hose body and an outer pipe head. The inner tube is coaxially sleeved in the outer tube to form a double-cavity hose container.
The utility model discloses at the inside inner tube check valve that sets up of inner tube head of inner tube, combine interior, outer tube for a pair chamber hose structure, the piece part constitutes an outer check valve in the mouthpiece exit end installation of the outer tube head of outer tube simultaneously, through opening or closing of two built-in check valves, can allow or prevent two kinds of contents from interior, go out the liquid passageway and flow, effectively avoided the content backward flow who has mixed simultaneously to pollute intraductal content, extensively be used for the filling of two kinds of pastes or liquid content.
The outer valve plate part is a single component, the inner tube head of the inner tube and the inner valve plate of the inner tube one-way valve are plastic components, the plastic components are welded with the pre-formed inner flexible tube body to form the integral inner tube which cannot be peeled off during forming, the structure is compact, and the product is convenient and quick to assemble. The material of the outer and inner flexible pipe bodies can be plastic material, metal material or metal and plastic composite material.
Drawings
Fig. 1 is an exploded view of an overall structure of an embodiment of the present invention;
FIG. 2 is an enlarged view of the outer valve plate member of FIG. 1;
FIG. 3 is a top view of the embodiment of FIG. 1;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is a view of the opened and un-squeezed tube body of FIG. 4;
fig. 6 is a view showing the open state of the two check valves in fig. 4 when the cap is opened and the contents of the tube are squeezed to push open the two check valves.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 6, the backflow prevention dual-chamber hose of the illustrated embodiment mainly includes an outer tube 1, an inner tube 2, an inner tube check valve 3, an outer valve sheet member 4, a cover 5, and the like. Wherein,
the outer tube 1 is composed of an outer tube body 10 and an outer tube head 11, wherein the outer tube head 11 comprises a base part 111 and a nozzle 112 extending upwards from the base part 111; the nozzle 112 has at least one inner annular groove 1121 on the inner wall, an outer thread 1123 on the outer wall, and an outer annular groove 1122 on the outer wall of the outlet end.
The inner tube 2 comprises an inner flexible tube body 20 and an inner tube head 21; the inner pipe head 21 comprises an inner base 211, a hollow mounting part 212 arranged on the inner base 211 and an inner pipe nozzle 213 extending from the mounting part 212, wherein at least one annular rib 2121 is arranged on the outer wall of the mounting part 212, and two flow guide grooves 2122 communicated with the inner cavity of the outer pipe 1 are longitudinally and symmetrically arranged at intervals; the inner tube 2 is sleeved in the outer tube 1, and the mounting part 212 of the inner tube head 21 is clamped in the nozzle 112 of the outer tube head 11 by the buckling of the annular rib 2121 and the inner annular groove 1121 in the nozzle 112 of the outer tube head 11; and an annular liquid outlet 1120 is defined between the outer wall of the upper end of the inner nozzle 213 of the inner tube head 21 and the inner edge of the outlet of the nozzle 112 of the outer tube head 11.
The inner tube check valve 3 is disposed at the lower end of the inner tube mouth 213 of the inner tube head 21, and is used for controlling the outflow of the contents in the inner tube 2. In this embodiment, the inner tube check valve 3 includes an inner valve seat 31 having the valve hole 311 and an inner valve piece 2131 capable of covering the valve hole 311, and the inner valve piece 2131 is formed to extend laterally from the lower rim of the inner nozzle 213. The inner wall of the connecting sleeve 32 extending upward from the inner valve seat 31 is provided with a locking groove 321, and the outer wall of the lower opening end of the inner nozzle 213 of the inner tube head 21 is further provided with an annular convex edge 2132, so that the inner valve seat 31 is locked to the lower opening end of the inner nozzle 213 by the locking of the annular convex edge 2132 and the locking groove 321 of the inner valve seat 31.
Outer valve plate part 4 contains a supporting seat 41 and an annular outer valve plate 42 that the middle part opened has through-hole 421, and this annular outer valve plate 42 is located this supporting seat 41 to be connected through a narrow connecting portion part with this supporting seat 41's inner wall, all have activity gap 422 between this supporting seat 41 inner wall and annular outer valve plate 42 outer wall except this connecting portion, set up fin 411 along in the lower mouthful of supporting seat 41. The outer valve plate member 4 is clamped to the outlet end of the nozzle 112 of the outer tube head 11, and the protruding rib 411 thereof is fastened to the outer annular groove 1122 of the outer wall of the outlet end of the nozzle 112. The annular outer valve plate 42 covers the annular outer liquid outlet 1120 enclosed between the outer wall of the upper end of the inner tube nozzle 213 of the inner tube head 21 and the inner edge of the outlet of the nozzle 112 of the outer tube head 11, so that the outflow of the content in the outer tube 1 can be controlled, and the through hole 421 of the annular outer valve plate 42 is always communicated with the outlet of the inner tube nozzle 213 of the inner tube head 21.
The cover 5 is a double-chamber cover. In the outer wall 52 of the cap 5, a connection pipe 51 extends downward from the inner top surface of the cap 5, the inner wall of the connection pipe 51 is provided with internal threads 511 for matching with external threads 1123 provided on the outer wall of the nipple 112 of the outer tube head 11 of the outer tube 1, and the internal threads 511 of the cap 5 are screwed with the external threads 1123 of the outer tube head 11. When the upper cover 5 is screwed, the upper edge of the support seat 41 of the outer valve sheet member 4 can contact the inner top surface of the cover 5. A plurality of ribs 513 may be longitudinally arranged on the outer wall of the connecting sleeve 51 to increase the strength of the connecting sleeve 51.
The inner wall of the connecting sleeve 51 of the cover 5 can also be provided with an inner convex rib which is matched with a corresponding annular groove on the outer wall of the nozzle 112 of the outer pipe head 11 of the outer pipe 1, so that the cover 5 is buckled with the outer pipe head 11 of the outer pipe 1.
In the above embodiment, the outlet end of the nozzle 112 of the outer tube head 11, the outer valve plate member 4 with the annular outer valve plate 42, and the annular outer liquid outlet 1120 surrounded by the outer wall of the upper end of the inner nozzle 213 of the inner tube head 21 and the inner edge of the outlet of the nozzle 112 of the outer tube head 11, which can be covered by the annular outer valve plate 42, form an outer check valve. The outer check valve controls the contents of the outer tube 1 to flow out of the annular outer liquid outlet 1120.
The inner tube head 21 and the inner valve piece 2131 of the inner tube check valve 3 are a plastic member, and the plastic member is welded with the inner flexible tube body 20 to form the integral inner tube 2 which cannot be peeled off during molding. The outer pipe 1 is a whole outer pipe 1 formed by welding and combining an outer hose body 10 and an outer pipe head 11. The inner tube 2 is coaxially sleeved in the outer tube 2 to form a double-cavity hose container.
The materials of the outer flexible pipe body 10 of the outer pipe 1 and the inner flexible pipe body 20 of the inner pipe 2 can be selected from plastic materials, metal and plastic composite materials, and the like, and are pre-formed by a conventional process. The inner hose body 20 and the outer hose body 10 may be Polyethylene (PE) hose, polypropylene (PP) hose, Co-ex EVOH composite hose, Aluminum tube (Aluminum), Laminate hose (latex hose), or Aluminum plastic hose (Polyfoil hose), etc., according to the content filled in the anti-backflow dual-cavity hose.
The outer shapes of the inner flexible pipe body 20 and the outer flexible pipe body 10 of the present invention may be circular, oval, polygonal, etc.
The utility model discloses after the two-chamber hose is assembled, can follow the pipe tail and fill two kinds of contents respectively, seal the pipe tail again. The two contents are paste or liquid contents, such as lipstick, ointment, hair dye, etc.
Referring to fig. 4, when not in use, the annular outer valve plate 3 of the outer valve plate member 4 covers the annular outer liquid outlet 1120 enclosed between the outer wall of the upper end of the inner nozzle 213 of the inner tube head 21 and the inner edge of the outlet of the nozzle 112 of the outer tube head 11, so as to prevent the first content in the outer tube 1 from flowing out; at the same time, the inner tube check valve 3 disposed at the lower end of the inner tube mouth 213 of the inner tube head 21 is closed (the inner valve plate 2131 covers the valve hole 311 of the inner valve seat 31), so that the second content in the inner tube 2 is prevented from flowing out, and the upper cover 5 is screwed on.
When in use, as shown in fig. 5 and 6, the cover 5 is opened, the flexible pipe body is extruded by one hand, the first content in the inner cavity of the outer pipe 1 pushes away the annular outer valve plate 42 to flow out through the plurality of diversion grooves 2122 (located in the inner cavity of the nozzle 112 of the outer pipe head 11) on the outer wall of the mounting part 212 of the inner pipe head 21 and the annular outer liquid outlet 1120;
meanwhile, the second content of the inner tube 2 passes through the valve hole 311 of the inner tube check valve 3, directly pushes away the inner valve plate 2131, enters the inner tube nozzle 213 of the inner tube head 21, flows out through the outlet of the inner tube nozzle 213 and the through hole 421 on the annular outer valve plate 42, and is mixed with the first content of the flowing outer tube for use. The extrusion is stopped, the inner valve plate 2131 and the annular outer valve plate 3 of the inner pipe one-way valve 3 are closed under the action of negative pressure in the pipe, the backflow of the extruded two contents is prevented, and the phenomenon of pollution of the contents in the inner pipe and the outer pipe caused by the backflow of the mixed contents is effectively avoided.
Claims (10)
1. The utility model provides a backflow-preventing double-cavity hose, includes the outer tube of constituteing by outer hose body and outer tube head to and the lid, characterized by further includes:
an inner tube comprising an inner flexible tubular body and an inner tube head; the inner pipe head comprises an inner base part, a hollow mounting part arranged on the inner base part and an inner pipe nozzle extending out of the mounting part, wherein a plurality of diversion trenches communicated with the inner cavity of the outer pipe are longitudinally arranged on the outer wall of the mounting part at intervals; the inner tube is positioned in the outer tube, the mounting part of the inner tube head of the inner tube is clamped in the outer tube head, and an annular liquid outlet is formed between the outer wall of the upper end of the inner tube nozzle of the inner tube head and the inner edge of the outlet of the nozzle of the outer tube head;
the inner pipe one-way valve is arranged at the lower opening end part of the inner nozzle of the inner pipe head; and the number of the first and second groups,
the outer valve plate component comprises a supporting seat and an annular outer valve plate with a through hole in the middle, and the annular outer valve plate is positioned in the supporting seat and connected with the inner wall of the supporting seat; the outer valve plate component is arranged at the outlet end of the nozzle of the outer tube head and used for controlling the annular outer liquid outlet.
2. The backflow-preventing dual-chamber hose as claimed in claim 1, wherein: the inner pipe one-way valve comprises an inner valve seat with a valve hole and an inner valve plate capable of covering the valve hole, the inner valve plate is formed by transversely extending the lower opening edge of the inner nozzle, and the inner valve seat is buckled at the lower opening end part of the inner nozzle.
3. The dual hose container of claim 2, wherein: the inner tube head and the inner valve plate of the inner tube one-way valve are plastic components, and the plastic components are welded with the inner tube body during molding to form the integral inner tube which cannot be peeled.
4. The double backflow prevention hose according to claim 1 or 2, wherein: the outer tube head of outer tube head's export tip, the outer valve block part of outer valve block of band ring shape, and can by the outer valve block of annular cover by inner tube mouth upper end outer wall of interior tube head with the export of the mouth of outer tube head is interior along the annular that encloses of going out the liquid mouth and is constituteed an outer check valve.
5. The backflow-preventing dual-chamber hose as claimed in claim 1, wherein: and a convex rib is arranged on the inner edge of the lower opening of the supporting seat of the outer valve plate component and is used for being buckled with an outer annular groove on the outer wall of the outlet end of the nozzle of the outer tube head.
6. The backflow-preventing dual-chamber hose as claimed in claim 1, wherein: the outer wall of the installation part of the inner tube head is provided with at least one annular rib, the inner wall of the tube nozzle of the outer tube head is provided with a corresponding inner annular groove, and the installation part of the inner tube head is clamped in the tube nozzle of the outer tube head by the fastening of the annular rib and the corresponding inner annular groove.
7. The double backflow prevention hose according to claim 1, 2 or 3, wherein: the outer pipe is an integral outer pipe formed by welding and combining an outer hose body and an outer pipe head, and the inner pipe is coaxially sleeved in the outer pipe.
8. The double backflow prevention hose as claimed in claim 1, wherein: a connecting sleeve extends downwards from the inner top surface of the cover in the outer wall of the cover, and an inner convex rib or an inner thread is arranged on the inner wall of the connecting sleeve; the outer pipe head of the outer pipe has annular slot or outer thread in the outer wall and the inner raised rib or inner thread is fastened to the annular slot or outer thread of the outer pipe head.
9. The double backflow prevention hose according to claim 1, 2 or 3, wherein: the outer shapes of the inner flexible pipe body and the outer flexible pipe body are circular, oval or polygonal.
10. The double backflow prevention hose according to claim 1, 2 or 3, wherein: the inner flexible pipe body and the outer flexible pipe body are made of plastic materials, metal materials or metal and plastic composite materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202622102U CN201592820U (en) | 2009-12-29 | 2009-12-29 | Anti-circumfluence dual-chamber hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202622102U CN201592820U (en) | 2009-12-29 | 2009-12-29 | Anti-circumfluence dual-chamber hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201592820U true CN201592820U (en) | 2010-09-29 |
Family
ID=42774884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202622102U Expired - Fee Related CN201592820U (en) | 2009-12-29 | 2009-12-29 | Anti-circumfluence dual-chamber hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201592820U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102107752B (en) * | 2009-12-29 | 2013-05-01 | 友德塑胶(深圳)有限公司 | Backflow prevention double-cavity hose |
| CN104787453A (en) * | 2015-02-14 | 2015-07-22 | 深圳市德昌裕塑胶制品有限公司 | Packaging hose enabling content to be extruded in quantitative mode and manufacturing method thereof |
| CN105691878A (en) * | 2016-04-14 | 2016-06-22 | 李悦晨 | Beverage container and sealing cap thereof |
| CN112402785A (en) * | 2020-11-20 | 2021-02-26 | 中国人民解放军总医院第一医学中心 | Backflow-preventing hemostatic agent propeller |
-
2009
- 2009-12-29 CN CN2009202622102U patent/CN201592820U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102107752B (en) * | 2009-12-29 | 2013-05-01 | 友德塑胶(深圳)有限公司 | Backflow prevention double-cavity hose |
| CN104787453A (en) * | 2015-02-14 | 2015-07-22 | 深圳市德昌裕塑胶制品有限公司 | Packaging hose enabling content to be extruded in quantitative mode and manufacturing method thereof |
| CN105691878A (en) * | 2016-04-14 | 2016-06-22 | 李悦晨 | Beverage container and sealing cap thereof |
| CN112402785A (en) * | 2020-11-20 | 2021-02-26 | 中国人民解放军总医院第一医学中心 | Backflow-preventing hemostatic agent propeller |
| CN112402785B (en) * | 2020-11-20 | 2022-09-16 | 中国人民解放军总医院第一医学中心 | Backflow-preventing hemostatic agent propeller |
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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: 20100929 Termination date: 20151229 |
|
| EXPY | Termination of patent right or utility model |