CN201617659U - Cover closing safety device and electric pressure cooker with the device - Google Patents
Cover closing safety device and electric pressure cooker with the device Download PDFInfo
- Publication number
- CN201617659U CN201617659U CN2010201475490U CN201020147549U CN201617659U CN 201617659 U CN201617659 U CN 201617659U CN 2010201475490 U CN2010201475490 U CN 2010201475490U CN 201020147549 U CN201020147549 U CN 201020147549U CN 201617659 U CN201617659 U CN 201617659U
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- electric pressure
- pressure cooking
- cooking saucepan
- safety device
- voltage power
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Abstract
The utility model provides a cover closing safety device of an electric pressure cooker, comprising a linkage pushing pressing mechanism and an electric pressure switch which are mutually operationally coupled. The linkage pushing pressing mechanism comprises an actuation component in the electric pressure cooker cover; a rotation component rotatably arranged on the outer cage ring of the electric pressure cooker and capable of rotating under the action of the actuation component; an electric pressure switch on the outer cage ring and operationally coupled with the rotation component, wherein the electric pressure switch is selectively turned on or off under the action of the actuation component, and the actuation component pushes the rotation component when the cooker cover is at the close state and the electric pressure switch is turned off to energize. The cover closing safety device can effectively prevent cooker bursting phenomena due to not sufficient closing of the cooker cover.
Description
Technical field
The utility model relates to household appliance technical field, the electric pressure cooking saucepan that is specifically related to a kind of electric pressure cooking saucepan condensating cover safety device and comprises this device.
Background technology
Exclusive featured functions such as electric pressure cooking saucepan is energy-conservation owing to it, save time, the market demand is increasing.But in the process of working voltage power pot, the security incident of quick-fried pot happens occasionally, and a major reason of quick-fried pot is exactly that the consumer closes not in place the causing of lid in operation, and thisly closes lid maloperation not in place and be difficult to avoid, and therefore will solve from the design source.Cover safety problem in order to close at present, the general mechanical interlocking device that is provided with float-controlled valve that adopts is closing lid when not in place, and float-controlled valve gas leakage is to guarantee safety.But owing to float-controlled valve has the possibility of obstruction, cover the solution fully of safety problem that puts in place,, thereby can increase probability of failure simultaneously because the inefficacy in a single day of mechanical chain mechanism will bring the gas leakage problem so close.Though have the mode that adopts the magnet gauge tap to realize closing the scheme of lid safety recently, magnet is subject to the external magnetic field influence and misoperation, the while also can be lost efficacy its cost height and poor reliability because of influences such as vibrations, high temperature.
The utility model content
A purpose of the present utility model provides a kind of electric pressure cooking saucepan condensating cover safety device, and it can solve above-mentioned problems of the prior art.Another purpose of the present utility model provides a kind of electric pressure cooking saucepan that comprises above-mentioned condensating cover safety device.
At above-mentioned purpose, provide a kind of electric pressure cooking saucepan condensating cover safety device according to first aspect of the present utility model, it comprises the interlock dipper crowding gear and the voltage power switch of operability connection each other, and the interlock dipper crowding gear comprises: be arranged on the actuation member in the electric pressure cooking saucepan pot cover; Be arranged on the revolving member in the electric pressure cooking saucepan pot body outer cover circle rotationally, revolving member can rotate under the effect of actuation member; Voltage power switch is arranged in pot body outer cover circle, functionally related with revolving member, voltage power switch is can be under the effect of revolving member optionally closed or disconnect, wherein, actuation member promotes revolving member under the state of pot cover closure, the closed energising under the complete closed state of pot cover of voltage power switch.
Further, according to the electric pressure cooking saucepan condensating cover safety device of the utility model first aspect, wherein, the downside of actuation member has boss, and revolving member has the driving lever that extends laterally, and boss is rotated in a first direction driving lever.
Further, electric pressure cooking saucepan condensating cover safety device according to the utility model first aspect, wherein, the interlock dipper crowding gear also comprises: be arranged on the pushing member in pot body outer cover circle, the pushing member links to each other with revolving member, and rotate with revolving member, voltage power switch is optionally closed or disconnect under the pushing of pushing member.
Further, according to the electric pressure cooking saucepan condensating cover safety device of the utility model first aspect, wherein, the revolving member downside is formed with prismatic portion, and the pushing member is set in the prismatic portion and forms one with revolving member.
Further, according to the electric pressure cooking saucepan condensating cover safety device of the utility model first aspect, wherein, the pushing member is arranged on the side of voltage power switch, and the side direction of pushing member has the protuberance of pushing voltage power switch, and protuberance is arranged to cam face.
Further, electric pressure cooking saucepan condensating cover safety device according to the utility model first aspect, wherein, the laterally disposed spring bearer plate that the protuberance pushing that is pushed member is arranged of voltage power switch, and the shift knob that is arranged on the control voltage power switch closure/disconnection of spring bearer plate downside.
Further, electric pressure cooking saucepan condensating cover safety device according to the utility model first aspect, wherein, the pushing member also has the linking arm that extends laterally, linking arm links to each other with a end of elastic reset spare in being arranged on pot body outer cover circle, the other end of elastic reset member is fixed on pot body outer cover circle, and elastic reset member is arranged to along the second direction opposite with the first direction arm that is rotationally connected.
Further, according to the electric pressure cooking saucepan condensating cover safety device of the utility model first aspect, wherein, elastic reset spare is torsion spring, helical spring, sheet spring or rubber spring.
Also provide a kind of electric pressure cooking saucepan according to second aspect of the present utility model, it comprises the condensating cover safety device according to the utility model first aspect.
Further, also comprise the float-controlled valve interlocking gear according to the electric pressure cooking saucepan of the utility model second aspect, the float-controlled valve interlocking gear is installed in the pot cover of electric pressure cooking saucepan, and is arranged on the top of electric pressure cooking saucepan condensating cover safety device.
The utlity model has following technique effect:
According to electric pressure cooking saucepan condensating cover safety device of the present utility model, it has adopted the interlock dipper crowding gear and the voltage power switch of operative association each other, associated with each other and the compounding practice of voltage power switch of interlock dipper crowding gear and electric pressure cooking saucepan, thereby make only under the situation that the complete closure of pot cover puts in place, electric pressure cooking saucepan ability energising work, if the pot cover closure is not in place, then electric pressure cooking saucepan just can not be switched on, and avoids thus owing to the closed quick-fried pot phenomenon that produces not in place of pot cover.
Should be appreciated that above generality is described and the following detailed description is all enumerated and illustrative, purpose is in order to provide further instruction to claimed the utility model.
Description of drawings
Accompanying drawing constitutes the part of this specification, is used to help further understand the utility model.These accompanying drawings illustrate embodiment more of the present utility model, and are used for illustrating principle of the present utility model with specification.Identical in the accompanying drawings parts are represented with identical label.In the accompanying drawing:
Fig. 1 shows the three-dimensional decomposition chart that is provided with according to the electric pressure cooking saucepan of the condensating cover safety device of an embodiment of the utility model;
Fig. 2 shows the structural representation according to the actuation member of the condensating cover safety device of an embodiment of the utility model;
Fig. 3 shows the schematic diagram according to the revolving member of the condensating cover safety device of an embodiment of the utility model;
Fig. 4 shows the schematic diagram according to the pushing member of the condensating cover safety device of an embodiment of the utility model;
Fig. 5 shows according to the revolving member of the condensating cover safety device of an embodiment of the utility model and pushes the schematic diagram that member is installed together;
Fig. 6 shows the schematic diagram according to the voltage power switch of the condensating cover safety device of an embodiment of the utility model;
Fig. 7 shows the schematic diagram according to the elastic reset spare of the condensating cover safety device of an embodiment of the utility model;
Fig. 8 shows the schematic diagram according to the pot body outer cover circle of the electric pressure cooking saucepan of an embodiment of the utility model;
Fig. 9 shows another schematic diagram according to the pot body outer cover circle of the electric pressure cooking saucepan of an embodiment of the utility model;
Figure 10 shows the position view of condensating cover safety device under the complete closure state of pot cover according to an embodiment of the utility model;
Figure 11 shows the cross-sectional schematic of condensating cover safety device under the complete closure state of pot cover according to an embodiment of the utility model;
Figure 12 shows the position view of condensating cover safety device under the incomplete closure state of pot cover according to an embodiment of the utility model;
Figure 13 shows the schematic diagram that is provided with according to the electric pressure cooking saucepan of condensating cover safety device of the present utility model;
Figure 14 shows the link component that is used to install float-controlled valve.
The specific embodiment
According to basic principle of the present utility model, make the associated with each other and compounding practice of electric-controlled switch of mechanical linkage which controls and electric pressure cooking saucepan, thereby make only under the situation that the complete closure of pot cover puts in place, electric pressure cooking saucepan ability energising work, if the pot cover closure is not in place, then electric pressure cooking saucepan just can not be switched on, and avoids thus owing to the closed quick-fried pot phenomenon that produces not in place of pot cover.Describe the specific embodiment of the present utility model in detail below in conjunction with instantiation and with reference to accompanying drawing.Need to prove, the member of describing at specific embodiment all is exemplary example below, in scope of the present utility model, according to principle of the present utility model, the concrete structure of these members can carry out suitable variation, and only limits to the version that provides among the embodiment absolutely not.
Fig. 1 shows the three-dimensional decomposition chart that is provided with according to the electric pressure cooking saucepan of the condensating cover safety device of an embodiment of the utility model.In embodiment as shown in the figure, comprise the interlock dipper crowding gear and the voltage power switch 7 of operability connection each other according to electric pressure cooking saucepan condensating cover safety device of the present utility model.Particularly, the interlock dipper crowding gear comprises: be arranged on the actuation member 2 in the electric pressure cooking saucepan pot cover 1; Be arranged on the revolving member 3 in the electric pressure cooking saucepan pot body outer cover circle 4 rotationally, revolving member 3 can rotate under the effect of actuation member 2; Be arranged on the pushing member 6 in pot body outer cover circle 4, pushing member 6 links to each other with revolving member 3, and rotates with revolving member 3, and voltage power switch 7 is optionally closed or disconnection under the pushing of pushing member 6.Voltage power switch 7 is arranged in the pot body outer cover circle 4 of electric pressure cooking saucepan, and it is functionally related with revolving member 3, particularly, in the present embodiment, voltage power switch 7 is related with revolving member 3 by pushing member 6, so that voltage power switch 7 can optionally closed or disconnection under the effect of revolving member 3.Actuation member 2 promotes revolving member 3 and rotates under the state of pot cover 1 closure, pushing member 6 rotates thereupon, and then pushing voltage power switch 7, voltage power switch 7 closed energisings under the complete closed state of pot cover.Particularly, in the present embodiment, revolving member 3, pushing member 6 and voltage power switch 7 can all be arranged in pot body outer cover circle 4 easily, and this setup and nonrestrictive certainly can suitably change design according to the concrete structure of electric pressure cooking saucepan.
Need to prove, although comprised revolving member 3 in the interlock dipper crowding gear among Fig. 1 and be attached thereto and the pushing member 6 of unitary rotation, but should understand, in other embodiments, pushing member 6 can omit, and just revolving member 3 is designed to himself directly pushing voltage power switch 7, and need not the independent pushing member 6 by the centre, revolving member 3 is directly related with voltage power switch 7, and operates on it.Simultaneously, the interlock dipper crowding gear according to condensating cover safety device of the present utility model can adopt various ways, the concrete structure that is not limited only to adopt in the foregoing description.Force in voltage power switch when closing lid as long as can be implemented in, and when He Gai puts in place, make voltage power switch closure, and then when uncapping, send the application of force, thereby the effect of its disconnection is got final product voltage power switch.
Particularly, referring to figs. 1 through shown in Figure 7, the structure chart of each member that wherein shows in the present embodiment to be adopted.The downside of actuation member 2 has boss 2.1 (as depicted in figs. 1 and 2), revolving member 3 has the driving lever 3.1 (as shown in Figure 3) that extends laterally, at said structure, when above-mentioned two members are installed, actuation member 2 and revolving member 3 are arranged to actuation member 2 boss 2.1 promote revolving member 3 from the side of revolving member 3 driving levers 3.1 and along first direction (for example clockwise direction).
Further, shown in Fig. 3,4,5, revolving member 3 downsides are formed with and are used to connect the prismatic portion 3.2 that pushes member 6, and pushing member 6 utilizes its inner prismatic through hole 6.3 to be set in the prismatic portion 3.2, thereby form one with revolving member 3.Certainly, revolving member 3 can adopt multiple connected mode with pushing member 6, for example pin connection, key connection, tight fit, bonding etc., and can design multiple suitable syndeton at different connected modes.
In the present embodiment, pushing member 6 is arranged on the side of voltage power switch 7, and the side direction of pushing member 6 has the protuberance 6.1 that is used to push voltage power switch 7, and particularly, this protuberance 6.1 is arranged to cam face, as shown in Figure 4.And then, as shown in Figure 6, the laterally disposed flexible pressing plate 7.1 of voltage power switch 7 and the shift knob 7.2 that is arranged on these spring bearer plate 7.1 downsides.Shift knob 7.2 is used to control the closure/disconnection of voltage power switch 7 (electric pressure cooking saucepan just), and spring bearer plate 7.1 can be pushed the pushing of the protuberance 6.1 of member 6 in closing the process of lid, and then push switch button 7.2 is so that its action.Spring bearer plate 7.1 can automatic resilience when not stressing.
And then, in order to carry out operation of the present utility model more perfectly, and obtain optimum effect, corresponding elastic reset member can also be set, so that the interlock dipper crowding gear automatically resets in the process of uncapping in according to condensating cover safety device of the present utility model.To this, in the present embodiment, pushing member 6 can also have the linking arm 6.2 that extends laterally, and linking arm 6.2 links to each other with a end 5.3 of elastic reset spare 5 in being arranged on pot body outer cover circle 4, and the other end 5.2 of elastic reset spare 5 is fixed on pot body outer cover circle 4.Elastic reset member 5 is arranged to rotate above-mentioned linking arm 6.2 along second direction (opposite with above-mentioned first direction, as for example to be counterclockwise), thereby pushing member 6 is resetted.Above-mentioned elastic reset spare 5 can be torsion spring, helical spring, sheet spring or rubber spring etc.Dissimilar elastic reset spare 5 can adopt different set-up modes, thereby utilizes compression or stretching screen resilience the automatically reseting of dipper crowding gear of realizing linking.
Need to prove, in the present embodiment, actuation member 2 is arranged to the side application of force from revolving member 3, and will pushes the side that member 6 is arranged on voltage power switch 7 that these all are that concrete structure according to each member that is adopted designs.In fact, condensating cover safety device of the present utility model also can be designed so that to link dipper crowding gear along the longitudinal direction to the voltage power switch application of force, this moment each member arrangement, with and on the force part or the part of the force (for example, the pushing protuberance 6.1 of member 6 and the spring bearer plate 7.1 of voltage power switch 7) the position all need to adjust accordingly, they not necessarily are arranged on side each other, but can be arranged on the upside or the downside of member.
Fig. 8 and Fig. 9 show the outer cover circle 4 of the electric pressure cooking saucepan pot body that is used for the above-mentioned member in mounting portion, Fig. 8 shows the axis hole 4.1 that is used to install revolving member 3, particularly, the turning cylinder 3.3 of revolving member 3 is installed in this axis hole 4.1, Fig. 9 shows the erecting bed 4.2 that is used to install elastic reset spare 5, be used for fixing the positioning boss 4.3 of the end 5.2 of elastic reset spare 5, and the switch installation position 4.3 that is used to settle voltage power switch 7.
The mounting means of condensating cover safety device of the present utility model is summarized as follows.Fixed voltage power switch 7 is at spring bearer plate 7.1 sides of voltage power switch 7 fixing pushing member 6 and revolving member 3 on the switch installation position 4.4 of electric pressure cooking saucepan outer cover circle 4, and the turning cylinder 3.3 of revolving member 3 passes the axis hole 4.1 on the outer cover circle 4.Then install elastic reset spare 5 on erecting bed 4.2, particularly, elastic reset spare 5 utilizes the through hole 5.1 that himself forms to be set on the erecting bed 4.2.The end 5.2 of elastic reset spare 5 is packed on the positioning boss 4.3 and fix, then pushing member 6 is inserted in the prismatic portion 3.2 of revolving member 3, and the other end 5.3 of elastic reset spare 5 and the linking arm 6.3 that pushes member 6 are blocked mutually, will push member 6 with screw again and be fixed together with revolving member 3.Particularly, for better fixed voltage power switch 7, condensating cover safety device of the present utility model can also comprise switch cover plate 8, and it is arranged on voltage power switch 7 belows, and presses voltage power switch 7.And then condensating cover safety device of the present utility model can also comprise switch enclosure 9, and its installation (for example installing by button bit) is covered erecting device thereby cover closing of the application, so that it does not expose on the corresponding installation position of pot body 10.
The mode of operation of condensating cover safety device of the present utility model is as follows.On pot cover 1, install actuation member 2, when pot cover 1 screws when putting in place, the boss 2.1 of actuation member 2 promotes revolving member 3 and rotates, the driving lever 3.1 of revolving member 3 drives pushing member 6 and rotates, the spring bearer plate 7.1 that makes the protuberance 6.2 that pushes member 6 promote voltage power switches 7 presses down shift knob 7.2, thereby makes the 7 closed energisings (seeing Figure 10, shown in Figure 11) of voltage power switch; When pot cover 1 was outwarded winding, elastic reset spare 5 active forces resetted it in pushing member 6, and the spring bearer plate 7.1 of voltage power switch 7 also resets simultaneously, and voltage power switch 7 is in off-state (seeing Figure 12) at this moment.
Utilize the structure in the foregoing description to realize the technique effect that the utility model will obtain, evidence is of the present utility model close cover erecting device can make close cover make rate (close cover make rate refer to close behind the lid can normal power-up and the qualification rate of use) reach more than 90%.
In addition, also provide a kind of electric pressure cooking saucepan according to principle of the present utility model, it comprises above-mentioned according to electric pressure cooking saucepan condensating cover safety device of the present utility model.Simultaneously, electric pressure cooking saucepan of the present utility model can also comprise traditional float-controlled valve interlocking gear, thereby realizes dual fail-safe, and the electric pressure cooking saucepan that comprises simultaneously according to condensating cover safety device of the present utility model and float-controlled valve interlocking gear has been shown among Figure 13.The working method of float-controlled valve interlocking gear will be described below.Under the closed fully state of pot cover 1, when the air pressure in the electric pressure cooking saucepan was not enough, float-controlled valve 11 can not float after the pot cover closure, and this moment, rotatable float-controlled valve 11 was opened pot cover 1, and voltage power switch 7 also disconnects thereupon, the electric pressure cooking saucepan heating of can not switching on; When the air pressure in the electric pressure cooking saucepan raises when causing float-controlled valve 11 come-ups on the pot cover 1, float-controlled valve 11 can stop the activity of link components 12, pot cover 1 can't be opened, thereby play the safeguard protection effect.Under pot cover 1 open mode, float-controlled valve 11 is sinking states, closes and locks pot cover this moment and can make voltage power switch 7 closed thereupon, the electric pressure cooking saucepan heating of can switching on.Particularly, the link component 12 that is used to install float-controlled valve 11 has been shown among Figure 14, float-controlled valve 11 is installed in the installing hole 12.1 of link component 12, the other end of link component 12 also is provided with push rod 14 and sheathed thereon spring 13, these structures and float-controlled valve interlocking gear of the prior art are similar, have just no longer described in detail at this.
Be preferred embodiment of the present utility model only below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All any modifications of within spirit of the present utility model and principle, being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. an electric pressure cooking saucepan condensating cover safety device is characterized in that, comprises the interlock dipper crowding gear and the voltage power switch (7) of operability connection each other, wherein,
Described interlock dipper crowding gear comprises:
Be arranged on the actuation member (2) in the electric pressure cooking saucepan pot cover (1);
Be arranged on the revolving member (3) on pot body outer cover circle (4) of electric pressure cooking saucepan rotationally, described revolving member can rotate under the effect of described actuation member;
Described voltage power switch is arranged on the described pot body outer cover circle (4), and is functionally related with described revolving member, and described voltage power switch can optionally closed or disconnection under the effect of described revolving member,
Wherein, described actuation member promotes described revolving member under the state of described pot cover closure, the closed energising under the complete closed state of described pot cover of described voltage power switch.
2. electric pressure cooking saucepan condensating cover safety device according to claim 1 is characterized in that, the downside of described actuation member has boss (2.1), and described revolving member has the driving lever (3.1) that extends laterally, and described boss is rotated in a first direction described driving lever.
3. electric pressure cooking saucepan condensating cover safety device according to claim 1 is characterized in that, described interlock dipper crowding gear also comprises:
Be arranged on the pushing member (6) on the described pot body outer cover circle (4), described pushing member links to each other with described revolving member, and rotates with described revolving member, and described voltage power switch is optionally closed or disconnection under the pushing of described pushing member.
4. electric pressure cooking saucepan condensating cover safety device according to claim 3 is characterized in that, described revolving member downside is formed with prismatic portion (3.2), and described pushing member is set in the described prismatic portion and forms one with described revolving member.
5. electric pressure cooking saucepan condensating cover safety device according to claim 3, it is characterized in that, described pushing member is arranged on the side of described voltage power switch, and the side direction of described pushing member has the protuberance (6.1) of the described voltage power switch of pushing, and described protuberance is arranged to cam face.
6. electric pressure cooking saucepan condensating cover safety device according to claim 5, it is characterized in that, the laterally disposed spring bearer plate (7.1) that the protuberance pushing that is subjected to described pushing member is arranged of described voltage power switch, and the shift knob (7.2) that is arranged on the described voltage power switch closure of the control/disconnection of described spring bearer plate downside.
7. electric pressure cooking saucepan condensating cover safety device according to claim 3, it is characterized in that, described pushing member also has the linking arm (6.2) that extends laterally, described linking arm links to each other with the end (5.2) of elastic reset spare (5) on being arranged on described pot body outer cover circle (4), the other end of described elastic reset member (5.3) is fixed on the described pot body outer cover circle (4), and described elastic reset member is arranged to rotate described linking arm along the second direction opposite with described first direction.
8. electric pressure cooking saucepan condensating cover safety device according to claim 7 is characterized in that, described elastic reset spare is torsion spring, helical spring, sheet spring or rubber spring.
9. an electric pressure cooking saucepan is characterized in that, described electric pressure cooking saucepan comprises according to each described electric pressure cooking saucepan condensating cover safety device among the aforementioned claim 1-8.
10. electric pressure cooking saucepan according to claim 9 is characterized in that described electric pressure cooking saucepan also comprises the float-controlled valve interlocking gear, and described float-controlled valve interlocking gear is installed in the pot cover of electric pressure cooking saucepan, and is arranged on the top of described electric pressure cooking saucepan condensating cover safety device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201475490U CN201617659U (en) | 2010-03-22 | 2010-03-22 | Cover closing safety device and electric pressure cooker with the device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201475490U CN201617659U (en) | 2010-03-22 | 2010-03-22 | Cover closing safety device and electric pressure cooker with the device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201617659U true CN201617659U (en) | 2010-11-03 |
Family
ID=43021111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201475490U Expired - Lifetime CN201617659U (en) | 2010-03-22 | 2010-03-22 | Cover closing safety device and electric pressure cooker with the device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201617659U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102772127A (en) * | 2012-07-11 | 2012-11-14 | 广东凌丰集团股份有限公司 | Double-button pressure pan cover |
| CN104545495A (en) * | 2014-12-31 | 2015-04-29 | 佛山市伊立浦电器有限公司 | Pressure cooker and anti-cover-opening device thereof |
-
2010
- 2010-03-22 CN CN2010201475490U patent/CN201617659U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102772127A (en) * | 2012-07-11 | 2012-11-14 | 广东凌丰集团股份有限公司 | Double-button pressure pan cover |
| CN102772127B (en) * | 2012-07-11 | 2014-09-17 | 广东凌丰集团股份有限公司 | Double-button pressure pan cover |
| CN104545495A (en) * | 2014-12-31 | 2015-04-29 | 佛山市伊立浦电器有限公司 | Pressure cooker and anti-cover-opening device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Gree Electric Appliances (Zhongshan) Small Household Appliances Manufacturing Co., Ltd. Assignor: GREE ELECTRIC APPLIANCES Inc. OF ZHUHAI Contract record no.: 2011440001001 Denomination of utility model: Cover closing safety device and electric pressure cooker with the device Granted publication date: 20101103 License type: Exclusive License Record date: 20111104 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20101103 |
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| CX01 | Expiry of patent term |