CN203828681U - Cover assembly used for pressure cooker and pressure cooker with same - Google Patents
Cover assembly used for pressure cooker and pressure cooker with same Download PDFInfo
- Publication number
- CN203828681U CN203828681U CN201420072227.2U CN201420072227U CN203828681U CN 203828681 U CN203828681 U CN 203828681U CN 201420072227 U CN201420072227 U CN 201420072227U CN 203828681 U CN203828681 U CN 203828681U
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- Prior art keywords
- pressure cooker
- pot cover
- inner cap
- pressure
- pot
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- Expired - Lifetime
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- 239000012634 fragment Substances 0.000 claims description 37
- 238000010276 construction Methods 0.000 claims description 26
- 238000009434 installation Methods 0.000 description 7
- 238000007789 sealing Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a cover assembly used for a pressure cooker and the pressure cooker with the cover assembly. The cover assembly used for the pressure cooker comprises a cover, an inner cover and an elastic structure, wherein the bottom of the cover is open; the inner cover is arranged in the cover; the elastic structure is arranged between the top wall of the cover and the inner cover, and the elastic structure is constructed in a mode that when pressure in the pressure cooker is higher than the preset pressure, the elastic structure is deformed so as to guide the inner cover to move towards the direction of the top wall of the cover. According to the cover assembly used for the pressure cooker, the elastic structure is arranged between the cover and the inner cover, and when the pressure in the pressure cooker is higher than the preset pressure, the elastic structure can drive the inner cover to move upwards, so that a gap is formed between the inner cover and an inner cooker of the pressure cooker, the pressure in the pressure cooker can be released from the gap, and therefore the pressure in the pressure cooker is reduced, and using safety of a user is guaranteed. In addition, the cover assembly is simple in structure, convenient to install and high in assembly efficiency.
Description
Technical field
The utility model relates to appliance field, especially relates to a kind of pot cover component for pressure cooker and has its pressure cooker.
Background technology
In correlation technique, point out, adopting the pressure cooker of Electromagnetic Heating mode is substantially all rigid structure, and when the pressure anomaly in pressure cooker raises, the danger of easily blasting, exists potential safety hazard.Other adopt the bottom of the pressure cooker of Electromagnetic Heating mode to be provided with elastic mechanism, when the pressure in pot raises, interior pot can be under the effect of elastic mechanism with the bonding part of outer pot and pot cover from, thereby reduce the pressure in pot, yet, this elastic mechanism parts are many, assembling is complicated, and efficiency of assembling is low, in addition, because coil panel is arranged on the below of interior pot, when interior pot is mobile, distance between interior pot and coil panel can change, thereby make the heating power of pressure cooker unstable, and due to coil panel pressure-bearing not, coil panel easily damages, reduced the service life of pressure cooker.
Utility model content
The utility model is intended at least solve one of technical problem existing in prior art.For this reason, an object of the present utility model is to propose a kind of pot cover component for pressure cooker, and the described pot cover component security for pressure cooker is good, simple in structure, easy for installation, and efficiency of assembling is high.
The pot cover component for pressure cooker according to the utility model first aspect, comprising: pot cover, the bottom-open of described pot cover; Inner cap, described inner cap is located in described pot cover; And elastic construction, described elastic construction is located between the roof and described inner cap of described pot cover, when wherein said elastic construction is configured to pressure in described pressure cooker higher than preset pressure described in elastic construction be out of shape to guide described inner cap to move towards the roof direction of described pot cover.
According to the pot cover component for pressure cooker of the present utility model, by elastic construction being set between pot cover and inner cap, pressure in pressure cooker is during higher than preset pressure, elastic construction can drive inner cap to move up, thereby make to produce gap between the interior pot of inner cap and pressure cooker, pressure in pressure cooker can discharge from this gap, and then has reduced the pressure in pressure cooker, has guaranteed user's use safety.In addition, this pot cover component simple in structure, easy for installation, and efficiency of assembling is high.
Particularly, described elastic construction comprises: support rim, and described support rim is located on the roof of described pot cover; Shell fragment, described shell fragment is connected to the bottom of described support rim; And support column, described support column is located between described shell fragment and described inner cap and with described support rim and is spaced apart from each other in the horizontal.
Alternatively, described support rim is protruded and forms towards the direction of described inner cap by a part for the side surface away from described inner cap of described pot cover.
Alternatively, described shell fragment is threaded, rivets or be soldered to described support rim.
Alternatively, described support column is the two ends that two and described two support columns are located at respectively the length direction of described shell fragment, and described support rim is located between described two support columns.
Alternatively, described shell fragment is threaded io described support column.
Further, the described pot cover component for pressure cooker further comprises: gripper shoe, and described gripper shoe is located at the top of described inner cap, and described support column is located in described gripper shoe.
Alternatively, described support column vertically extends towards the direction of described pot cover roof from a side surface of the described pot cover roof of vicinity of described gripper shoe.
Alternatively, described gripper shoe and described inner cap are one-body molded.
According to the pressure cooker of the utility model second aspect, comprise the pot cover component for pressure cooker according to the above-mentioned first aspect of the utility model.
According to pressure cooker of the present utility model, by the pot cover component for pressure cooker of above-mentioned first aspect is set, improved the safety in utilization of pressure cooker, thereby improved the overall performance of pressure cooker.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is according to the schematic diagram of the pressure cooker of the utility model embodiment;
Fig. 2 is the enlarged drawing of the A portion that shows of Fig. 1 centre circle;
Fig. 3 is the profile along B-B line in Fig. 2;
Fig. 4 is according to the schematic diagram of the pressure cooker of another embodiment of the utility model;
Fig. 5 is the enlarged drawing of the C portion that shows of Fig. 4 centre circle.
Reference numeral:
1: pot cover; 11: support rim; 12: pot cover edge;
2: inner cap; 21: holding tank;
3: shell fragment; 4: gripper shoe; 41: support column; 5: sealing ring;
200: pressure cooker;
201: interior pot; 2011: interior pot edge; 2012: confined space;
202: outer pot; 2021: outer pot edge;
203: shell; 2031: wall extension; 204: coil panel; 205: handle.
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " laterally ", " length ", " width ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " radially ", orientation or the position relationship of indications such as " circumferentially " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but contact by the other feature between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that First Characteristic level height is less than Second Characteristic.
Below with reference to Fig. 1-Fig. 5, describe according to the pot cover component for pressure cooker 200 of the utility model embodiment.
As Figure 1-Figure 5, the pot cover component for pressure cooker 200 according to the utility model first aspect embodiment, comprises pot cover 1, inner cap 2 and elastic construction.
The bottom-open of pot cover 1.Inner cap 2 is located in pot cover 1.For example, in the example of Fig. 1 and Fig. 4, pot cover 1 is roughly cylindrical, the bottom of pot cover 1 has the pot cover that extends internally along its radial level along 12, pot cover can be with the pot style of pressure cooker 200 as interior pot edge 2011 fastenings of the outer pot edge 2021 of outer pot 202 or interior pot 201 along 12, inner cap 2 is located in pot cover 1, and be spaced apart from each other between the roof of the upper surface of inner cap 2 and pot cover 1, the edge of inner cap 2 is formed with holding tank 21, sealing ring 5 can be contained in holding tank 21, after the pot body of pressure cooker 200 and pot cover component are seated, the interior pot 201 of pot body can with inner cap 2, sealing ring 5 forms a confined space 2012, thereby food can be in confined space 2012 inner high voltage culinary arts.Here, it should be noted that, direction " interior " can be understood as the direction towards pot cover 1 center, and its rightabout is defined as " outward ", away from the direction at pot cover 1 center.
Elastic construction is located between the roof and inner cap 2 of pot cover 1, and when wherein elastic construction is configured to pressure in pressure cooker 200 higher than preset pressure, elastic construction is out of shape to guide inner cap 2 for example, towards the roof direction with respect to pot cover 1 (direction making progress in Fig. 1 and Fig. 2) mobile.It should be noted that upper limit of pressure value when " preset pressure " can be understood as pressure cooker 200 normal culinary art in pressure cooker 200.
With reference to Fig. 1-Fig. 5, elastic construction is located between the roof of pot cover 1 and the upper surface of inner cap 2, the preset pressure that pressure in confined space 2012 is greater than pressure cooker 200 is when for example the pressure anomaly in pressure cooker 200 raises, pressure-acting in confined space 2012 is on the elastic construction between inner cap 2 and the roof of pot cover 1, elastic construction deforms, drive the inner cap 2 of below to move up, make inner cap 2 produce displacement upwards, thereby produce gap between interior pot 201 and inner cap 2 and sealing ring 5, pressure in confined space 2012 is able to go out from this slot leakage, and then prevented that the situation of blast from appearring in pressure cooker 200.
Pressure in confined space 2012 is higher, and the distance that inner cap 2 moves up is also just larger, thereby the gap between interior pot 201 and inner cap 2 and sealing ring 5 is also larger, and pressure release effect is also better, thereby has eliminated the possibility of pressure cooker 200 blasts.
According to the pot cover component for pressure cooker 200 of the utility model embodiment, by elastic construction being set between pot cover 1 and inner cap 2, pressure in pressure cooker 200 is when higher than preset pressure, for example the pressure anomaly in pressure cooker 200 raises, elastic construction can drive inner cap 2 to move up, thereby make to produce gap between the interior pot of inner cap 2 and pressure cooker 200, pressure in pressure cooker 200 can discharge from this gap, and then reduced the pressure in pressure cooker 200, guaranteed user's use safety.In addition, this pot cover component simple in structure, easy for installation, and efficiency of assembling is high.
In an embodiment of the present utility model, as shown in Figure 1-Figure 3, elastic construction comprises: support rim 11, shell fragment 3 and support column 41, support rim 11 is located on the roof of pot cover 1.Shell fragment 3 is connected to the bottom of support rim 11.Support column 41 is located between shell fragment 3 and inner cap 2, and support column 41 is laterally being spaced apart from each other on (example is left and right directions as shown in Figure 3) with support rim 11.Thus, because elastic construction only has three separate parts, be that support rim 11, shell fragment 3 and support column 41 form, the mode that can adopt screw to connect between three parts connects, thereby elastic construction is simple in structure, easy for installation, efficiency of assembling is high and cost is low.
For example, in the example of Fig. 2 and Fig. 3, support rim 11 for example, is protruded and forms towards the direction (direction making progress in Fig. 3) of inner cap 2 by a part for the side surface (example is upper surface as shown in Figure 3) away from inner cap 2 of pot cover 1, shell fragment 3 is located between the roof of pot cover 1 and the upper surface of inner cap 2, and shell fragment 3 is flatly connected on the bottom surface of support rim 11, support column 41 is connected between the lower surface of shell fragment 3 and the upper surface of inner cap 2, and support column 41 and support rim 11 are spaced from each other in the horizontal direction, pressure in pressure cooker 200 is when higher than the preset pressure of pressure cooker 200, for example the pressure anomaly in pressure cooker 200 raises, pressure energy in confined space 2012 by inner cap 2 via support column 41 indirectly-actings on shell fragment 3, make the position of corresponding support column 41 on shell fragment 3 displacement upwards to occur with respect to pot cover 1, shell fragment 3 drives inner cap 2 also to produce to top offset when moving up, thereby produce gap between inner cap 2 and sealing ring 5 and interior pot 201, partial pressure in confined space 2012 can be gone out from this slot leakage.Certainly, in other example of the present utility model, support rim 11 can also become separately a part to be connected with pot cover 1, such as support rim 11 can be by welding, be threaded or the mode such as riveted joint is connected to the roof (scheming not shown) of pot cover 1.
Alternatively, shell fragment 3 is threaded, rivets or be soldered to support rim 11.For example, in the example of Fig. 1-Fig. 5, the mode that shell fragment 3 is bolted is connected on support rim 11, particularly, on shell fragment 3, be formed with the through hole running through along the vertical direction, on support rim 11, be formed with the screwed hole running through, screwed hole on through hole on screw bolt passes shell fragment 3, support rim 11 also coordinates with nut, thereby shell fragment 3 is connected on support rim 11 securely, and easy for installation.
In a specific embodiment of the present utility model, support column 41 is two, and two support columns 41 are located at respectively the two ends of the length direction of shell fragment 3, and support rim 11 is located between two support columns 41.With reference to Fig. 3, support rim 11 is roughly positioned at the center of shell fragment 3, two support columns 41 are located at respectively the both sides of support rim 11 and are positioned at the two ends of the length direction of shell fragment 3, when the appearance of abnormal pressure in confined space 2012 raises, the two ends of the length direction of shell fragment 3 can be bent upwards respectively, thereby drive inner cap 2 to move up.
Alternatively, shell fragment 3 is threaded io support column 41.As shown in Figure 3, shell fragment 3 is connected with support column 41 by screw, particularly, on shell fragment 3, be formed with the perforation running through along the vertical direction, on support column 41, be formed with internal thread hole, screw coordinates with the internal thread hole on support column 41 through the perforation on shell fragment 3, thereby shell fragment 3 can be connected on support column 41 securely, easy for installation and efficiency of assembling is high.
In an embodiment of the present utility model, for the pot cover component of pressure cooker 200, further comprise: gripper shoe 4, gripper shoe 4 is located at the top of inner cap 2, and support column 41 is located in gripper shoe 4.For example, in the example of Fig. 1-Fig. 5, gripper shoe 4 along continuous straight runs extend, gripper shoe 4 is connected to the top of inner cap 2, and the lateral dimension of the lateral dimension of gripper shoe 4 and inner cap 2 about equally, support column 41 is located on the upper surface of gripper shoe 4, alternatively, support column 41 vertically for example, extends towards the direction (direction making progress Fig. 3) of pot cover 1 roof from a side surface (example is upper surface as shown in Figure 3) of contiguous pot cover 1 roof of gripper shoe 4, or support column 41 also can be used as an independent part, be then connected with gripper shoe 4.Alternatively, gripper shoe 4 and inner cap 2 are one-body molded.Certainly, gripper shoe 4 and inner cap 2 can also be respectively two separate parts, and then gripper shoe 4 and inner cap 2 removably connect such as bolt connection etc., or be fixedly connected with such as welding etc.
As shown in Figure 1 and Figure 4, according to the pressure cooker 200 of the utility model second aspect embodiment, comprise the pot cover component for pressure cooker 200 according to the above-mentioned first aspect embodiment of the utility model.
For example, in the example of Fig. 1, pressure cooker 200 also comprises a pot body, pot body comprises interior pot 201, outer pot 202 and shell 203, the top of interior pot 201 is opened wide and is coordinated to limit confined space 2012 with the inner cap 2 of pot cover component, outer pot 202 is located at outside interior pot 201, the top of outer pot 202 and bottom are all opened wide, the top of outer pot 202 is provided with the outer pot edge 2021 of horizontally outward extending, outer pot edge 2021 can be overlapped on the pot cover of pot cover 1 along on 12, the interior pot edge 2011 of interior pot 201 can be overlapped on the outer pot edge 2021 of outer pot 202, the bottom of outer pot 202 is provided with coil panel 204 and heats with the food in confined space 2012, coil panel 204 is positioned at the outer lower portion of pot 201, shell 203 is located at outside outer pot 202 and coil panel 204, and the top braces of shell 203 is outside on the bottom surface of pot edge 2021.
For example, in the example of Fig. 4, pressure cooker 200 also comprises a pot body, pot body comprises interior pot 201 and shell 203, the top of interior pot 201 is opened wide and is coordinated to limit confined space 2012 with the inner cap 2 of pot cover component, the pot cover that the interior pot edge 2011 of interior pot 201 is overlapped on pot cover 1 is along on 12, shell 203 is located at outside interior pot 201, the top of shell 203 has the wall extension 2031 to downward-extension, wall extension 2031 is spaced apart from each other with the periphery wall of shell 203, the bottom of wall extension 2031 is provided with coil panel 204 and heats with the food in confined space 2012, coil panel 204 is positioned at the outer lower portion of pot 201, because elastic construction is arranged between pot cover 1 and inner cap 2, during elastic construction action, inner cap 2 moves up with respect to shell 203, and interior pot 201 is motionless with respect to shell 203, thereby the distance between interior pot 201 and coil panel 204 is constant, and then the heating power that makes pressure cooker 200 remains stable, and coil panel 204 there will not be damage in the course of the work, thereby extended the service life of pressure cooker 200.Further, pressure cooker 200 also comprises handle 205, and handle 205 is located at the top of shell 203, and alternatively, handle 205 is that two and two handles 205 are along the radially positioned opposite of described shell 203.Certainly, the utility model is not limited to this, and the bottom of interior pot 201 can also be provided with heat-generating disc (scheming not shown) and cook with the food in internal pot 201.
According to the pressure cooker 200 of the utility model embodiment, by the pot cover component for pressure cooker 200 of above-mentioned first aspect embodiment is set, improved the safety in utilization of pressure cooker 200, thereby improved the overall performance of pressure cooker 200.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (9)
1. for a pot cover component for pressure cooker, it is characterized in that, comprising:
Pot cover, the bottom-open of described pot cover;
Inner cap, described inner cap is located in described pot cover; And
Elastic construction, described elastic construction is located between the roof and described inner cap of described pot cover, described in when wherein said elastic construction is configured to pressure in described pressure cooker higher than preset pressure, elastic construction is out of shape to guide described inner cap to move towards the roof direction of described pot cover, described elastic construction comprises support rim, shell fragment and support column, described support rim is located on the roof of described pot cover, described shell fragment is connected to the bottom of described support rim, described support column is located between described shell fragment and described inner cap and with described support rim and is spaced apart from each other in the horizontal.
2. the pot cover component for pressure cooker according to claim 1, is characterized in that, described support rim is protruded and forms towards the direction of described inner cap by a part for the side surface away from described inner cap of described pot cover.
3. the pot cover component for pressure cooker according to claim 1, is characterized in that, described shell fragment is threaded, rivets or be soldered to described support rim.
4. the pot cover component for pressure cooker according to claim 1, is characterized in that, described support column is the two ends that two and described two support columns are located at respectively the length direction of described shell fragment, and described support rim is located between described two support columns.
5. the pot cover component for pressure cooker according to claim 1, is characterized in that, described shell fragment is threaded io described support column.
6. according to the pot cover component for pressure cooker described in any one in claim 1-5, it is characterized in that, further comprise:
Gripper shoe, described gripper shoe is located at the top of described inner cap, and described support column is located in described gripper shoe.
7. the pot cover component for pressure cooker according to claim 6, is characterized in that, described support column vertically extends towards the direction of described pot cover roof from a side surface of the described pot cover roof of vicinity of described gripper shoe.
8. the pot cover component for pressure cooker according to claim 6, is characterized in that, described gripper shoe and described inner cap are one-body molded.
9. a pressure cooker, is characterized in that, comprises the pot cover component for pressure cooker as described in any one in claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420072227.2U CN203828681U (en) | 2014-02-19 | 2014-02-19 | Cover assembly used for pressure cooker and pressure cooker with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420072227.2U CN203828681U (en) | 2014-02-19 | 2014-02-19 | Cover assembly used for pressure cooker and pressure cooker with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203828681U true CN203828681U (en) | 2014-09-17 |
Family
ID=51506583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420072227.2U Expired - Lifetime CN203828681U (en) | 2014-02-19 | 2014-02-19 | Cover assembly used for pressure cooker and pressure cooker with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203828681U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507169A (en) * | 2018-05-21 | 2019-11-29 | 佛山市顺德区美的电热电器制造有限公司 | Cooking equipment and its upper cover |
| CN113662423A (en) * | 2021-06-25 | 2021-11-19 | 杭州荣灿科技有限公司 | Pressure cooker with negative pressure vacuum state |
-
2014
- 2014-02-19 CN CN201420072227.2U patent/CN203828681U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507169A (en) * | 2018-05-21 | 2019-11-29 | 佛山市顺德区美的电热电器制造有限公司 | Cooking equipment and its upper cover |
| CN110507169B (en) * | 2018-05-21 | 2021-03-16 | 佛山市顺德区美的电热电器制造有限公司 | Cooking equipment and upper cover thereof |
| CN113662423A (en) * | 2021-06-25 | 2021-11-19 | 杭州荣灿科技有限公司 | Pressure cooker with negative pressure vacuum state |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140917 |