CN203447083U - Electric pressure cooker and automatic cover locking device thereof - Google Patents
Electric pressure cooker and automatic cover locking device thereof Download PDFInfo
- Publication number
- CN203447083U CN203447083U CN201320544253.6U CN201320544253U CN203447083U CN 203447083 U CN203447083 U CN 203447083U CN 201320544253 U CN201320544253 U CN 201320544253U CN 203447083 U CN203447083 U CN 203447083U
- Authority
- CN
- China
- Prior art keywords
- electric pressure
- cooking saucepan
- pressure cooking
- pressure
- electric
- 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 - Lifetime
Links
Images
Landscapes
- Cookers (AREA)
Abstract
The utility model discloses an automatic cover locking device of an electric pressure cooker. The automatic cover locking device comprises a pressure sensor, a cover locking motor and a controller. The pressure sensor is used for detecting pressure in the electric pressure cooker to generate a pressure signal; the cover locking motor is used for controlling a cover of the electric pressure cooker to be locked; the controller is respectively connected with the pressure sensor and the cover locking motor and used for controlling the cover locking motor to be started to lock the cover of the electric pressure cooker when the pressure signal is larger than or equal to a preset threshold value. The automatic cover locking device of the electric pressure cooker controls the electric pressure cooker to lock the cover automatically when the pressure exists in the cooker, ensures using safety of a user and meets using requirements of people. The utility model further discloses the electric pressure cooker with the automatic cover locking device.
Description
Technical field
The utility model relates to living electric apparatus technical field, particularly the automatic locking lid arrangement of a kind of electric pressure cooking saucepan and a kind of electric pressure cooking saucepan.
Background technology
Electric pressure cooking saucepan, in cooking process, can produce pressure, and while uncapping after culinary art completes, while need waiting for that pressure decreased in pot is to pressure-less state, user just can uncap.
State in the use in the process of electric pressure cooking saucepan, there are the following problems for prior art: when user need to uncap, if have pressure in pot, user need to wait for that pressure decreased just can uncap when without pressure, if also having pressure in pot just uncaps, can cause the danger of pressure release of uncapping, thereby bring hidden danger to user's safety.
Utility model content
The purpose of this utility model is intended at least solve above-mentioned technological deficiency.
For this reason, an object of the present utility model is to propose a kind of automatic locking lid arrangement of electric pressure cooking saucepan, controls the automatic locking closure of electric pressure cooking saucepan while having pressure in pot, guarantees user's use safety, meets people's use needs.
Second object of the present utility model is to propose a kind of electric pressure cooking saucepan.
For achieving the above object, the automatic locking lid arrangement of a kind of electric pressure cooking saucepan that the utility model proposes on the one hand, comprising: pressure sensor, and the pressure in described pressure sensor detection electric pressure cooking saucepan is to generate pressure signal; Locking closure motor, the locking of the pot cover of electric pressure cooking saucepan described in described locking closure Electric Machine Control; Controller, described controller is connected respectively with described locking closure motor with described pressure sensor, and described controller, when described pressure signal is more than or equal to predetermined threshold value, is controlled described locking closure electric motor starting to lock the pot cover of described electric pressure cooking saucepan.
According to the automatic locking lid arrangement of the electric pressure cooking saucepan the utility model proposes, by pressure sensor, detect in real time the pressure size in electric pressure cooking saucepan, pressure in pot is more than or equal to predetermined threshold value Time Controller and controls locking closure electric motor starting with the pot cover of latch voltage power pot, while making the pot cover of electric pressure cooking saucepan have certain pressure in pot, cannot open, thereby the danger of the pressure release of avoiding uncapping, guarantee user's use safety, fully meet user's use needs.
Further, the automatic locking lid arrangement of described electric pressure cooking saucepan, also comprises: driver, and described driver is connected between described controller and described locking closure motor, and described controller is by locking closure motor described in described driver control.
Wherein, described driver comprises: the first resistance, and one end of described the first resistance is connected with the output of described controller; The first triode, the base stage of described the first triode is connected with the other end of described the first resistance, the grounded emitter of described the first triode, the colelctor electrode of described the first triode is connected with described locking closure motor.
Particularly, described controller can be MCU.
Preferably, the automatic locking lid arrangement of described electric pressure cooking saucepan also comprises sealing ring, and described sealing ring is arranged on the pot cover inner side of described electric pressure cooking saucepan.
In addition, the utility model has also proposed a kind of electric pressure cooking saucepan, and it comprises the automatic locking lid arrangement of above-mentioned electric pressure cooking saucepan.
When being more than or equal to predetermined threshold value, the pressure of the electric pressure cooking saucepan the utility model proposes in pot can control its locking closure electric motor starting with the pot cover of latch voltage power pot, while making the pot cover of electric pressure cooking saucepan have certain pressure in pot, cannot open, thereby the danger of the pressure release of avoiding uncapping, guarantee user's use safety, fully meet user's use needs.
The aspect that the utility model is additional 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 the additional aspect of the utility model and advantage will become from the following description of the accompanying drawings of embodiments and obviously and easily understand, wherein:
Fig. 1 is according to the block diagram of the automatic locking lid arrangement of the electric pressure cooking saucepan of the utility model embodiment;
Fig. 2 is according to the circuit diagram of the automatic locking lid arrangement of the electric pressure cooking saucepan of an embodiment of the utility model; And
Fig. 3 is according to the flow chart of the automatic locking closure control method of the electric pressure cooking saucepan of the utility model embodiment.
Reference numeral:
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.
Disclosing below provides many different embodiment or example to be used for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the utility model.In addition, the utility model can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and object clearly, itself do not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the utility model provides and the example of material, but those of ordinary skills can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, First Characteristic described below Second Characteristic it " on " structure can comprise that the first and second Characteristics creations are for the direct embodiment of contact, also can comprise the embodiment of other Characteristics creation between the first and second features, such the first and second features may not be direct contacts.
In description of the present utility model, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be to be directly connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
With reference to description and accompanying drawing below, by these and other aspects of clear embodiment of the present utility model.In these descriptions and accompanying drawing, specifically disclose some specific implementations in embodiment of the present utility model, represent to implement some modes of the principle of embodiment of the present utility model, but should be appreciated that the scope of embodiment of the present utility model is not limited.On the contrary, embodiment of the present utility model comprises spirit and all changes within the scope of intension, modification and the equivalent that falls into additional claims.
Describe with reference to the accompanying drawings according to the automatic locking lid arrangement of electric pressure cooking saucepan of the utility model embodiment proposition, the automatic locking closure control method of electric pressure cooking saucepan and the electric pressure cooking saucepan with this automatic locking lid arrangement.
Fig. 1 is according to the block diagram of the automatic locking lid arrangement of the electric pressure cooking saucepan of the utility model embodiment.As shown in Figure 1, the automatic locking lid arrangement of this electric pressure cooking saucepan comprises pressure sensor 10, locking closure motor 20 and controller 30.
Wherein, the pressure in the automatic detection electric pressure cooking saucepan of pressure sensor 10 is to generate pressure signal, and locking closure motor 20 is controlled the locking of the pot cover of electric pressure cooking saucepans.Controller 30 is connected respectively with locking closure motor 20 with pressure sensor 10, when the pressure signal that controller 30 detects at pressure sensor 10 is more than or equal to predetermined threshold value, controls the pot cover that locking closure motor 20 starts with latch voltage power pot.
That is to say, pressure sensor 10 detects the pressure in electric pressure cooking saucepan in real time, and the pot inner pressure signal detecting is sent to controller 30, when controller 30 receives pot inner pressure information, and the size of judgement pot inner pressure.When if pot inner pressure has pressure for being more than or equal to preset value, controller 30 sends locking closure signals to locking closure motor 20, and the pot cover that locking closure motor 20 starts with latch voltage power pot cannot be opened while making the pot cover of electric pressure cooking saucepan have pressure in pot.Wherein, predetermined threshold value can specifically be demarcated according to actual needs.
In an example of the present utility model, controller 30 can be MCU(Micro Controller Unit, micro-control unit).
Further, in an embodiment of the present utility model, as shown in Figure 2, the automatic locking lid arrangement of above-mentioned electric pressure cooking saucepan also comprises driver 40, driver 40 is connected between controller 30 and locking closure motor 20, and controller 30 is controlled locking closure motor 20 by driver 40.Say, the size of the pressure signal judgement pot inner pressure that controller 30 detects according to pressure sensor 10, when the pressure in pot is more than or equal to predetermined threshold value, controller 30 generates locking closure signal and sends it to driver 40, and driver 40 generates and drives signal to drive locking closure motor 20 to start according to locking closure signal.
Particularly, in an embodiment of the present utility model, as shown in Figure 2, driver 40 comprises the first resistance R 1 and the first triode Q1.Wherein, one end of the first resistance R 1 is connected with the output of controller 30, the base stage B of the first triode Q1 is connected with the other end of the first resistance R 1, the emitter E ground connection of the first triode Q1, and the colelctor electrode C of the first triode Q1 is connected with locking closure motor 20 by binding post CN113.
In embodiment of the present utility model, as shown in Figure 2, while needing to uncap in electric pressure cooking saucepan cooking process, pressure sensor 10 detects the size of the pressure in pot to generate pressure signal, and pressure signal is sent to controller 30, controller receives after pressure signal, pressure size in judgement pot, if the pressure in pot is more than or equal to predetermined threshold value while also having pressure, controller 30 is exported high level by output, triode Q1 conducting, thereby locking closure motor 20 starts, carry out automatic locking closure action, reach the object that realizes automatic locking closure under the condition that has pressure, solve electric pressure cooking saucepan and caused pressure release there being pressure under pressure condition to uncap, affect the problem of user security., if the pressure in pot is less than predetermined threshold value in pot during without pressure, controller 30 is by output output low level, triode Q1 cut-off, and locking closure motor 20 does not carry out work, thus the pot cover that user can safety hit open voltage power pot.
Preferably, the automatic locking lid arrangement of above-mentioned electric pressure cooking saucepan also comprises sealing ring, and sealing ring is arranged on the pot cover inner side of electric pressure cooking saucepan, guarantees the sealing effectiveness of electric pressure cooking saucepan.
According to the automatic locking lid arrangement of the electric pressure cooking saucepan of the utility model embodiment, by pressure sensor, detect in real time the pressure size in electric pressure cooking saucepan, pressure in pot is more than or equal to predetermined threshold value Time Controller and controls locking closure electric motor starting with the pot cover of latch voltage power pot, while making the pot cover of electric pressure cooking saucepan have certain pressure in pot, cannot open, thereby the danger of the pressure release of avoiding uncapping, guarantee user's use safety, fully meet user's use needs.
Fig. 3 is according to the flow chart of the automatic locking closure control method of the electric pressure cooking saucepan of the utility model embodiment.As shown in Figure 3, the automatic locking closure control method of this electric pressure cooking saucepan comprises the following steps:
S1, the pressure in detection electric pressure cooking saucepan is to generate pressure signal.
In an embodiment of the present utility model, by pressure sensor, automatically detect the pressure size in electric pressure cooking saucepan.
S2, judges whether pressure signal is more than or equal to predetermined threshold value.
S3, if pressure signal is more than or equal to predetermined threshold value, controls locking closure electric motor starting in electric pressure cooking saucepan with the pot cover of latch voltage power pot.
Particularly, pressure sensor detects the pressure in electric pressure cooking saucepan in real time, and the pot inner pressure signal detecting is sent to controller, when controller receives pot inner pressure information, and the size of judgement pot inner pressure.When if pot inner pressure has pressure for being more than or equal to preset value, controller sends locking closure signal to locking closure motor, and locking closure electric motor starting is with the pot cover of latch voltage power pot, while making the pot cover of electric pressure cooking saucepan have pressure in pot, cannot open.Wherein, predetermined threshold value can specifically be demarcated according to actual needs.
In an embodiment of the present utility model, the automatic locking closure control method of above-mentioned electric pressure cooking saucepan, also comprise: when pressure signal is more than or equal to predetermined threshold value, according to pressure signal, generates locking closure signal, and locking closure signal is sent to the driver in electric pressure cooking saucepan; Driver generates and drives signal to drive locking closure motor according to locking closure signal.
Wherein, when pressure signal is less than predetermined threshold value in pot during without pressure, controller does not carry out work by driver control locking closure motor, thus the pot cover that user can safety hit open voltage power pot.
Preferably, the sealing ring in electric pressure cooking saucepan is arranged on the pot cover inner side of electric pressure cooking saucepan, guarantees the sealing effectiveness of electric pressure cooking saucepan.
According to the automatic locking closure control method of the electric pressure cooking saucepan of the utility model embodiment, by the pressure size in real-time detection electric pressure cooking saucepan, pressure in pot is more than or equal to predetermined threshold value time control lockmaking lid electric motor starting with the pot cover of latch voltage power pot, while making the pot cover of electric pressure cooking saucepan have certain pressure in pot, cannot open, thereby the danger of the pressure release of avoiding uncapping, guarantee user's use safety, fully meet user's use needs.And this automatic locking closure control method is simple and reliable, be easy to carry out.
In addition, embodiment of the present utility model has also proposed a kind of electric pressure cooking saucepan, and this electric pressure cooking saucepan comprises the automatic locking lid arrangement of above-mentioned electric pressure cooking saucepan.
When being more than or equal to predetermined threshold value, the pressure of the electric pressure cooking saucepan of the utility model embodiment in pot can control its locking closure electric motor starting with the pot cover of latch voltage power pot, while making the pot cover of electric pressure cooking saucepan have certain pressure in pot, cannot open, thereby the danger of the pressure release of avoiding uncapping, guarantee user's use safety, fully meet user's use needs.
In flow chart or any process of otherwise describing at this or method describe and can be understood to, represent to comprise that one or more is for realizing the module of code of executable instruction of the step of specific logical function or process, fragment or part, and the scope of preferred embodiment of the present utility model comprises other realization, wherein can be not according to order shown or that discuss, comprise according to related function by the mode of basic while or by contrary order, carry out function, this should be understood by embodiment person of ordinary skill in the field of the present utility model.
The logic and/or the step that in flow chart, represent or otherwise describe at this, for example, can be considered to for realizing the sequencing list of the executable instruction of logic function, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise that the system of processor or other can and carry out the system of instruction from instruction execution system, device or equipment instruction fetch), use, or use in conjunction with these instruction execution systems, device or equipment.With regard to this description, " computer-readable medium " can be anyly can comprise, storage, communication, propagation or transmission procedure be for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically of computer-readable medium (non-exhaustive list) comprises following: the electrical connection section (electronic installation) with one or more wirings, portable computer diskette box (magnetic device), random-access memory (ram), read-only storage (ROM), the erasable read-only storage (EPROM or flash memory) of editing, fiber device, and portable optic disk read-only storage (CDROM).In addition, computer-readable medium can be even paper or other the suitable medium that can print described program thereon, because can be for example by paper or other media be carried out to optical scanner, then edit, decipher or process in electronics mode and obtain described program with other suitable methods if desired, be then stored in computer storage.
Should be appreciated that each several part of the present utility model can realize with hardware, software, firmware or their combination.In the above-described embodiment, a plurality of steps or method can realize with being stored in memory and by software or the firmware of suitable instruction execution system execution.For example, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: have for data-signal being realized to the discrete logic of the logic gates of logic function, the special IC with suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is to come the hardware that instruction is relevant to complete by program, described program can be stored in a kind of computer-readable recording medium, this program, when carrying out, comprises step of embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the utility model can be integrated in a processing module, can be also that the independent physics of unit exists, and also can be integrated in a module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and also can adopt the form of software function module to realize.If described integrated module usings that the form of software function module realizes and during as production marketing independently or use, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium of mentioning can be read-only storage, disk or CD etc.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " 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, for the ordinary skill in the art, be appreciated that in the situation that not departing from principle of the present utility model and spirit and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is by claims and be equal to and limit.
Claims (6)
1. an automatic locking lid arrangement for electric pressure cooking saucepan, is characterized in that, comprising:
Pressure sensor, the pressure in described pressure sensor detection electric pressure cooking saucepan is to generate pressure signal;
Locking closure motor, the locking of the pot cover of electric pressure cooking saucepan described in described locking closure Electric Machine Control;
Controller, described controller is connected respectively with described locking closure motor with described pressure sensor, and described controller, when described pressure signal is more than or equal to predetermined threshold value, is controlled described locking closure electric motor starting to lock the pot cover of described electric pressure cooking saucepan.
2. the automatic locking lid arrangement of electric pressure cooking saucepan as claimed in claim 1, is characterized in that, also comprises:
Driver, described driver is connected between described controller and described locking closure motor, and described controller is by locking closure motor described in described driver control.
3. the automatic locking lid arrangement of electric pressure cooking saucepan as claimed in claim 2, is characterized in that, described driver comprises:
The first resistance, one end of described the first resistance is connected with the output of described controller;
The first triode, the base stage of described the first triode is connected with the other end of described the first resistance, the grounded emitter of described the first triode, the colelctor electrode of described the first triode is connected with described locking closure motor.
4. the automatic locking lid arrangement of electric pressure cooking saucepan as claimed in claim 1, is characterized in that, described controller is MCU.
5. the automatic locking lid arrangement of electric pressure cooking saucepan as claimed in claim 1, is characterized in that, also comprises sealing ring, and described sealing ring is arranged on the pot cover inner side of described electric pressure cooking saucepan.
6. an electric pressure cooking saucepan, is characterized in that, comprises the automatic locking lid arrangement of the electric pressure cooking saucepan as described in claim 1-5 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320544253.6U CN203447083U (en) | 2013-09-02 | 2013-09-02 | Electric pressure cooker and automatic cover locking device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320544253.6U CN203447083U (en) | 2013-09-02 | 2013-09-02 | Electric pressure cooker and automatic cover locking device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203447083U true CN203447083U (en) | 2014-02-26 |
Family
ID=50126998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320544253.6U Expired - Lifetime CN203447083U (en) | 2013-09-02 | 2013-09-02 | Electric pressure cooker and automatic cover locking device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203447083U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104414440A (en) * | 2013-09-02 | 2015-03-18 | 美的集团股份有限公司 | Electric pressure cooker, automatic cover locking device thereof and automatic cover locking control method |
| CN104825050A (en) * | 2015-05-12 | 2015-08-12 | 珠海双喜电器股份有限公司 | Self-locking pressure electric cooker and use method thereof |
| CN106580055A (en) * | 2016-11-11 | 2017-04-26 | 珠海格力电器股份有限公司 | Cooking utensil |
| CN109984591A (en) * | 2018-01-03 | 2019-07-09 | 佛山市顺德区美的电热电器制造有限公司 | Pot cover and cooking apparatus |
| CN109984584A (en) * | 2018-01-03 | 2019-07-09 | 佛山市顺德区美的电热电器制造有限公司 | Pot cover and cooking apparatus |
-
2013
- 2013-09-02 CN CN201320544253.6U patent/CN203447083U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104414440A (en) * | 2013-09-02 | 2015-03-18 | 美的集团股份有限公司 | Electric pressure cooker, automatic cover locking device thereof and automatic cover locking control method |
| CN104825050A (en) * | 2015-05-12 | 2015-08-12 | 珠海双喜电器股份有限公司 | Self-locking pressure electric cooker and use method thereof |
| CN106580055A (en) * | 2016-11-11 | 2017-04-26 | 珠海格力电器股份有限公司 | Cooking utensil |
| CN109984591A (en) * | 2018-01-03 | 2019-07-09 | 佛山市顺德区美的电热电器制造有限公司 | Pot cover and cooking apparatus |
| CN109984584A (en) * | 2018-01-03 | 2019-07-09 | 佛山市顺德区美的电热电器制造有限公司 | Pot cover and cooking apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203447083U (en) | Electric pressure cooker and automatic cover locking device thereof | |
| CN103383788B (en) | Intelligent access control system | |
| CN109209047B (en) | Intelligent door lock, door lock monitoring system and method | |
| CN102444598B (en) | Fan rotation speed control apparatus and method | |
| CN104110883A (en) | Gas water heater and control method thereof | |
| CN104251501A (en) | Control method for microwave oven and microwave oven | |
| CN203447084U (en) | Electric pressure cooker and automatic cover overturning device thereof | |
| CN105078199A (en) | Electric cooker and electric cooker control method | |
| CN103607822A (en) | Over-temperature protection method and device of flashlight of terminal | |
| CN104902600A (en) | Electromagnetic heating device and control method thereof | |
| CN203447082U (en) | Electric pressure cooker and control device thereof | |
| WO2017202152A1 (en) | Fan control method and apparatus | |
| CN105266606A (en) | An electric cooker and a control method and a control device thereof | |
| CN104422562A (en) | Electric pressure cooker and failure detecting device and method thereof | |
| CN203455128U (en) | Electric pressure cooker and pressure detection apparatus thereof | |
| CN104345752A (en) | Electric rice cooker and control method and heat insulation control device thereof | |
| CN103397925A (en) | Vehicle and engine oil level detection device of vehicle | |
| CN104422556A (en) | Electric pressure cooker and pressure detecting device and method thereof | |
| CN104244481B (en) | The method for heating and controlling of electromagnetic induction heater and electromagnetic induction heater | |
| CN104061685A (en) | Water boiler and control method thereof | |
| CN103276955B (en) | Computer intelligent hole-locking device | |
| CN104168679B (en) | Electromagnetic oven and charging method thereof | |
| CN203749178U (en) | Pressure cooking utensil | |
| CN204143276U (en) | Pressure cooking appliance and heating control apparatus thereof | |
| CN104414439A (en) | Electric pressure cooker and control device and method thereof |
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: 20140226 |