CN204693838U - Upper board component and hot water machine - Google Patents
Upper board component and hot water machine Download PDFInfo
- Publication number
- CN204693838U CN204693838U CN201520403921.2U CN201520403921U CN204693838U CN 204693838 U CN204693838 U CN 204693838U CN 201520403921 U CN201520403921 U CN 201520403921U CN 204693838 U CN204693838 U CN 204693838U
- Authority
- CN
- China
- Prior art keywords
- cosmetic sheet
- guard
- board component
- upper plate
- grab
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Cookers (AREA)
Abstract
The utility model provides a kind of upper board component and hot water machine, and wherein, upper board component is arranged on hot water machine, comprising: upper plate, guard and annular cosmetic sheet; Upper plate is provided with air outlet; Guard is fixed on upper plate, and is positioned at air outlet place; Annular cosmetic sheet is provided with multiple grab, and grab is hooked on guard.The upper board component that the utility model provides, annular cosmetic sheet is provided with multiple grab, grab is hooked on the guard on upper plate, and rotate clamping, to realize being fixed on hot water machine, screw connecting mode is instead of by the mode of clamping, connect relative to existing screw, decrease the operation of playing screw, reduce the operation easier of installation personnel, improve efficiency of assembling, thus improve the production efficiency of product, simultaneously, decrease the use of screw, reduce the consumptive material of product, and then reduce the production cost of product, improve the competitiveness of product in market.
Description
Technical field
The utility model relates to household electrical appliance technical field, in particular to a kind of upper board component and the hot water machine with board component on this.
Background technology
At present, the fixing of dust-proof mesh enclosure of existing hot water machine is all be connected by screw mode to fix, by beating screw in compression to guard, make it be fixed on hot water machine, screw connects and relates to tapping and beat the operation loaded down with trivial details, consuming time such as screw, thus make installation personnel operating difficulties, dismounting bothers, and reduces efficiency of assembling, and then reduces production efficiency, add the production cost of product, be unfavorable for the market competition of product.
Utility model content
In order to solve the problems of the technologies described above one of at least, an object of the present utility model be to provide a kind of structure simple, be easy to the upper board component that assembles.
Another object of the present utility model is to provide a kind of hot water machine with above-mentioned upper board component.
In view of this, the embodiment of the utility model first aspect provides a kind of upper board component, is arranged on hot water machine, comprises: upper plate, described upper plate is provided with air outlet; Guard, described guard is fixed on described upper plate, and is positioned at described air outlet place; With annular cosmetic sheet, described annular cosmetic sheet is provided with multiple grab, and described grab is hooked on described guard.
The upper board component that the utility model provides, annular cosmetic sheet is provided with multiple grab, and grab is hooked on the guard on upper plate, and rotates clamping, to realize being fixed on hot water machine, reduce the operation easier of installation personnel, improve efficiency of assembling, thus improve the production efficiency of product, simultaneously, reduce the consumptive material of product, and then reduce the production cost of product, improve the competitiveness of product in market.
Specifically, the dust-proof mesh enclosure of existing hot water machine fixing, all be connected by screw mode to fix, screw connect relate to tapping and play screw etc. loaded down with trivial details, operation consuming time, add installation personnel operation easier, and dismounting trouble, reduce efficiency of assembling, and the upper board component that the utility model provides, annular cosmetic sheet is provided with multiple grab, grab is hooked on the guard on upper plate, and rotate clamping, to realize being fixed on hot water machine, screw connecting mode is instead of by the mode of clamping, connect relative to existing screw, decrease the operation of playing screw, reduce the operation easier of installation personnel, improve efficiency of assembling, thus improve the production efficiency of product, simultaneously, decrease the use of screw, reduce the consumptive material of product, and then reduce the production cost of product, improve the competitiveness of product in market.
In addition, the upper board component in above-described embodiment of providing of the utility model can also have following additional technical feature:
According to an embodiment of the present utility model, described grab comprises: connecting portion, and one end of described connecting portion is connected with described annular cosmetic sheet; With clasp joint portion, described clasp joint portion is connected with the other end of described connecting portion, and is hooked on described guard.
In this embodiment, one end of connecting portion is connected with annular cosmetic sheet, clasp joint portion is connected with the other end of connecting portion, and be hooked on guard, fix with the clasp joint realizing annular cosmetic sheet and guard, instead of screw and connect, decrease the operation of playing screw, reduce the operation easier of installation personnel, improve the efficiency of assembling of product.
According to an embodiment of the present utility model, described guard comprises the net ring of multiple net bone radially arranged and multiple nested setting successively, and described net bone is connected with described net ring, and described grab is hooked on described net bone.
In this embodiment, guard comprises the net ring of multiple net bone radially arranged and multiple nested setting, net bone is connected with net ring, add the bonding strength of guard, improve the reliability of product, simultaneously, grab is easy to be hooked on net bone, to realize the clamping of guard and annular cosmetic sheet, and then realize the connection of guard and upper plate, improve the efficiency of assembling of product.
According to an embodiment of the present utility model, described annular cosmetic sheet rotates relative to described guard, and to make described grab be hooked on described net bone, and the direction of rotation of described annular cosmetic sheet is identical with the direction of rotation of the fan blade of described hot water machine.
In this embodiment, the wind of fan blade blowout is to guard active force, guard is made to have the rotating tendency contrary with the direction of rotation of fan blade, and due to the direction of rotation of annular cosmetic sheet identical with the direction of rotation of the fan blade of hot water machine, thus significantly reduce the probability that net bone deviates from from grab, and then improve the dependability of product, add the competitiveness of product in market.
According to an embodiment of the present utility model, described clasp joint portion is provided with guiding surface.
In this embodiment, portion is provided with guiding surface to clasp joint, net bone is made to snap in clasp joint portion along guiding surface, thus the connection in guard and clasp joint portion is more prone to, thus reduce installation difficulty, improve the efficiency of assembling of product, and then improve the production efficiency of product, reduce the production cost of product.
According to an embodiment of the present utility model, described connecting portion and described clasp joint portion are integral type structure.
In this embodiment, connecting portion and clasp joint portion are integral type structure, add the bonding strength between connecting portion and clasp joint portion on the one hand, reduce the probability occurring between clasp joint portion and connecting portion to rupture, ensure that the reliability of grab and guard clasp joint, on the other hand, connecting portion and clasp joint portion can one-body moldedly be processed into, and easily manufacture, and improve the production efficiency of product, reduce the production cost of product, thus improve the competitiveness of product in market.
According to an embodiment of the present utility model, described annular cosmetic sheet is provided with screen pack.
In this embodiment, annular cosmetic sheet is provided with screen pack, on the basis of guard, adds dust-proof effect, improve the comfort of product.
According to an embodiment of the present utility model, described annular cosmetic sheet is provided with multiple connecting hole, described annular cosmetic sheet is fixed on described upper plate through described connecting hole by connector.
In this embodiment, annular cosmetic sheet is fixed on upper plate through multiple connecting holes of annular cosmetic sheet by multiple connector, on the basis of the guard on upper plate and annular cosmetic sheet clasp joint, add the bonding strength between annular cosmetic sheet and upper plate, improve the reliability of product.
According to an embodiment of the present utility model, along the groove that the circumference of described air outlet is arranged on described upper plate, described annular cosmetic sheet is arranged in described groove, and mutually concordant with the surface of described upper plate.
In this embodiment, along the groove that the circumference of air outlet is arranged on upper plate, annular cosmetic sheet is arranged in groove, and mutually concordant with the surface of upper plate, makes annular cosmetic sheet can not relative movement on upper plate on the one hand, improve the reliability of upper plate and annular cosmetic sheet, on the other hand, annular cosmetic sheet is in groove, and mutually concordant with the upper surface of upper plate, make the upper surface of hot water machine more smooth, improve the aesthetic of product.
The embodiment of the utility model second aspect provides a kind of hot water machine, comprises the upper board component described in above-mentioned any one embodiment.
The upper board component that the hot water machine that the embodiment of the utility model second aspect provides is provided by the embodiment being provided with the utility model first aspect, annular cosmetic sheet is provided with multiple grab, grab can be hooked on the guard on upper plate, and rotate clamping, to realize being fixed on hot water machine, screw connecting mode is instead of by the mode of clamping, connect relative to existing screw, decrease the operation of playing screw, reduce the operation easier of installation personnel, improve efficiency of assembling, thus improve the production efficiency of product, simultaneously, decrease the use of screw, reduce the consumptive material of product, and then reduce the production cost of product, improve the competitiveness of product in market.
Additional aspect of the present utility model and advantage become obvious by description part below, or are recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the partial structurtes schematic diagram of hot water machine described in the utility model;
Fig. 2 is the structure for amplifying schematic diagram in A portion in Fig. 1;
Fig. 3 is the perspective view of annular cosmetic sheet one embodiment described in the utility model;
Fig. 4 is the structural representation of annular another embodiment of cosmetic sheet described in the utility model;
Fig. 5 is the left TV structure schematic diagram of annular cosmetic sheet shown in Fig. 4;
Fig. 6 is the structure for amplifying schematic diagram in B portion in Fig. 5.
Wherein, the corresponding relation in Fig. 1 to Fig. 6 between Reference numeral and component names is:
Board component on 100,10 upper plates, 20 guards, 21 net bones, 22 net rings, 30 annular cosmetic sheet, 31 grabs, 311 connecting portions, 312 clasp joint portions, 3121 guiding surfaces, 32 screen packs, 33 connecting holes, 200 hot water machines.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from other modes described here and implement, and therefore, protection domain of the present utility model is not by the restriction of following public specific embodiment.
Referring to Fig. 1 to Fig. 6, upper board component 100 according to some embodiments of the utility model is described.
As shown in Figure 1 to Figure 3, the embodiment of the utility model first aspect provides a kind of upper board component 100, is arranged on hot water machine 200, comprises: upper plate 10, guard 20 and annular cosmetic sheet 30.
Particularly, upper plate 10 is provided with air outlet; Guard 20 is fixed on upper plate 10, and is positioned at air outlet place; Annular cosmetic sheet 30 is provided with multiple grab 31, and grab 31 is hooked on guard 20.
The upper board component 100 that the utility model provides, annular cosmetic sheet 30 is provided with multiple grab 31, grab 31 is hooked on the guard 20 on upper plate 10, and rotate clamping, to realize being fixed on hot water machine 200, screw connecting mode is instead of by the mode of clamping, connect relative to existing screw, decrease the operation of playing screw, reduce the operation easier of installation personnel, improve efficiency of assembling, thus improve the production efficiency of product, simultaneously, decrease the use of screw, reduce the consumptive material of product, and then reduce the production cost of product, improve the competitiveness of product in market.
In an embodiment of the present utility model, as shown in Figure 5 and Figure 6, grab 31 comprises: connecting portion 311 and clasp joint portion 312.
Particularly, one end of connecting portion 311 is connected with annular cosmetic sheet 30; Clasp joint portion 312 is connected with the other end of connecting portion 311, and is hooked on guard 20.
In this embodiment, one end of connecting portion 311 is connected with annular cosmetic sheet 30, clasp joint portion 312 is connected with the other end of connecting portion 311, and be hooked on guard 20, fix with the clasp joint of guard 20 to realize annular cosmetic sheet 30, instead of screw and connect, decrease the operation of playing screw, reduce the operation easier of installation personnel, improve the efficiency of assembling of product.
In an embodiment of the present utility model, as depicted in figs. 1 and 2, guard 20 comprises the net ring 22 of multiple net bone 21 radially arranged and multiple nested setting, and net bone 21 is connected with net ring 22, and grab 31 is hooked on net bone 21.
In this embodiment, guard 20 comprises the net ring 22 of multiple net bone 21 radially arranged and multiple nested setting, net bone 21 is connected with net ring 22, add the bonding strength of guard 20, improve the reliability of product, simultaneously, grab 31 is easy to be hooked on net bone 21, to realize the clamping of guard 20 and annular cosmetic sheet 30, and then realize guard 20 and the connection of hot water machine 200, improve the efficiency of assembling of product.
In an embodiment of the present utility model, annular cosmetic sheet 30 rotates relative to guard 20, and to make grab 31 be hooked on net bone 21, and the direction of rotation of annular cosmetic sheet 30 is identical with the direction of rotation of the fan blade of hot water machine 200.
In this embodiment, the wind of fan blade blowout is to guard 20 1 active forces, guard 20 is made to have the trend of the rotation contrary with the direction of rotation of fan blade, and due to the annular direction of rotation of cosmetic sheet 30 identical with the direction of rotation of the fan blade of hot water machine, thus significantly reduce the probability that net bone 21 deviates from from grab 31, and then improve the dependability of product, add the competitiveness of product in market.
In an embodiment of the present utility model, as shown in Figure 6, clasp joint portion 312 is provided with guiding surface 3121.
In this embodiment, clasp joint portion 312 is provided with guiding surface 3121, make together with net bone 21 can be hooked in along guiding surface 3121 with clasp joint portion 312, thus guard 20 is more prone to the connection in clasp joint portion 312, reduce installation difficulty, improve the efficiency of assembling of product, further increase the production efficiency of product, reduce the production cost of product.
In an embodiment of the present utility model, connecting portion 311 and clasp joint portion 312 are integral type structure.
In this embodiment, connecting portion 311 and clasp joint portion 312 are integral type structure, add the bonding strength between connecting portion 311 and clasp joint portion 312 on the one hand, reduce the probability occurring between clasp joint portion 312 and connecting portion 311 to rupture, ensure that the reliability of grab 31 and guard 20 clasp joint, on the other hand, connecting portion 311 and clasp joint portion 312 can one-body moldedly process, and easily manufacture, improve the production efficiency of product, reduce the production cost of product, thus improve the competitiveness of product in market.
In an embodiment of the present utility model, as shown in Figure 4, annular cosmetic sheet 30 is provided with screen pack 32.
In this embodiment, annular cosmetic sheet 30 is provided with screen pack 32, on the basis of guard 20, adds dust-proof effect, improve the comfort of product.
In an embodiment of the present utility model, as shown in Figures 1 to 4, annular cosmetic sheet 30 is provided with multiple connecting hole 33, annular cosmetic sheet 30 is fixed on upper plate 10 through connecting hole 33 by connector.
In this embodiment, annular cosmetic sheet 30 is fixed on upper plate 10 through multiple connecting holes 33 of annular cosmetic sheet 30 by multiple connector, guard 20 on upper plate 10 is with on the basis of annular cosmetic sheet 30 clasp joint, add the bonding strength between annular cosmetic sheet 30 and upper plate 10, improve the reliability of product.
In an embodiment of the present utility model, along the groove (not shown) that the circumference of air outlet is arranged on upper plate 10, annular cosmetic sheet 30 is arranged in groove, and mutually concordant with the surface of upper plate 10.
In this embodiment, along the groove that the circumference of air outlet is arranged on upper plate 10, annular cosmetic sheet 30 is arranged in groove, and mutually concordant with the surface of upper plate 10, makes annular cosmetic sheet 30 can not relative movement on upper plate 10 on the one hand, improve the reliability of upper plate 10 and annular cosmetic sheet 30, on the other hand, annular cosmetic sheet 30 is in groove, and mutually concordant with the upper surface of upper plate 10, make the upper surface of hot water machine 200 more smooth, improve the aesthetic of product.
In an embodiment of the present utility model, as shown in Figures 1 to 5, annular cosmetic sheet 30 is provided with three grabs 31.
In this embodiment, when not reducing annular ornament and guard 20 bonding strength, arrange three grabs 31, the line of three stress points forms triangle on the one hand, ensure that stability and the bonding strength of annular cosmetic sheet 30 and guard 20, relative to multiple grab 31, decrease the usage quantity of grab 31, reduce the consumptive material of product, thus reduce the production cost of product, three grab 31 easily dismounting, improve the efficiency of assembling of product on the other hand.
As shown in Figure 1, the embodiment of the utility model second aspect provides a kind of hot water machine 200, comprises the upper board component 100 of above-mentioned any one embodiment.
The upper board component 100 that the hot water machine 200 that the embodiment of the utility model second aspect provides is provided by the embodiment being provided with the utility model first aspect, annular cosmetic sheet 30 is provided with multiple grab 31, grab 31 is hooked on the guard 20 on upper plate 10, and rotate clamping, to realize being fixed on hot water machine 200, screw connecting mode is instead of by the mode of clamping, connect relative to existing screw, decrease the operation of playing screw, reduce the operation easier of installation personnel, improve efficiency of assembling, thus improve the production efficiency of product, simultaneously, decrease the use of screw, reduce the consumptive material of product, and then reduce the production cost of product, improve the competitiveness of product in market.
In sum, the upper board component that the utility model provides, annular cosmetic sheet is provided with multiple grab, grab is hooked on the guard on upper plate, and rotate clamping, to realize being fixed on hot water machine, reduce the operation easier of installation personnel, improve efficiency of assembling, thus improve the production efficiency of product, meanwhile, reduce the consumptive material of product, and then reduce the production cost of product, improve the competitiveness of product in market.
Specifically, the dust-proof mesh enclosure of existing hot water machine fixing, all be connected by screw mode to fix, by beating screw in compression to guard, it is made to be fixed on hot water machine, screw connect relate to tapping and play screw etc. loaded down with trivial details, operation consuming time, thus make installation personnel operating difficulties, dismounting bothers, reduce efficiency of assembling, and the upper board component that the utility model provides, annular cosmetic sheet is provided with multiple grab, grab is hooked on the guard on upper plate, and rotate clamping, to realize being fixed on hot water machine, screw connecting mode is instead of by the mode of clamping, connect relative to existing screw, decrease the operation of playing screw, reduce the operation easier of installation personnel, improve efficiency of assembling, thus improve the production efficiency of product, simultaneously, decrease the use of screw, reduce the consumptive material of product, and then reduce the production cost of product, improve the competitiveness of product in market.
In the utility model, term " multiple " then refers to two or more, unless otherwise clear and definite restriction.The terms such as term " connection " all should be interpreted broadly, and such as, " connection " can be fixedly connected with, and also can be removably connect, or connects integratedly.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In description of the present utility model, it will be appreciated that, term " on ", the orientation of the instruction such as D score or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or unit must have specific direction, with specific azimuth configuration and operation, therefore, can not be interpreted as restriction of the present utility model.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a upper board component, is arranged on hot water machine, it is characterized in that, comprising:
Upper plate, described upper plate is provided with air outlet;
Guard, described guard is fixed on described upper plate, and is positioned at described air outlet place; With
Annular cosmetic sheet, described annular cosmetic sheet is provided with multiple grab, and described grab is hooked on described guard.
2. upper board component according to claim 1, is characterized in that,
Described grab comprises:
Connecting portion, one end of described connecting portion is connected with described annular cosmetic sheet; With
Clasp joint portion, described clasp joint portion is connected with the other end of described connecting portion, and is hooked on described guard.
3. upper board component according to claim 2, is characterized in that,
Described guard comprises the net ring of multiple net bone radially arranged and multiple nested setting successively, and described net bone is connected with described net ring, and described grab is hooked on described net bone.
4. upper board component according to claim 3, is characterized in that,
Described annular cosmetic sheet rotates relative to described guard, and to make described grab be hooked on described net bone, and the direction of rotation of described annular cosmetic sheet is identical with the direction of rotation of the fan blade of described hot water machine.
5. upper board component according to claim 3, is characterized in that,
Described clasp joint portion is provided with guiding surface.
6. upper board component according to claim 5, is characterized in that,
Described connecting portion and described clasp joint portion are integral type structure.
7. upper board component according to any one of claim 1 to 6, is characterized in that,
Described annular cosmetic sheet is provided with screen pack.
8. upper board component according to claim 7, is characterized in that,
Described annular cosmetic sheet is provided with multiple connecting hole, and described annular cosmetic sheet is fixed on described upper plate through described connecting hole by connector.
9. upper board component according to claim 8, is characterized in that,
Along the groove that the circumference of described air outlet is arranged on described upper plate, described annular cosmetic sheet is arranged in described groove, and mutually concordant with the surface of described upper plate.
10. a hot water machine, is characterized in that, includes upper board component as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520403921.2U CN204693838U (en) | 2015-06-12 | 2015-06-12 | Upper board component and hot water machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520403921.2U CN204693838U (en) | 2015-06-12 | 2015-06-12 | Upper board component and hot water machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204693838U true CN204693838U (en) | 2015-10-07 |
Family
ID=54234119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520403921.2U Expired - Fee Related CN204693838U (en) | 2015-06-12 | 2015-06-12 | Upper board component and hot water machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204693838U (en) |
-
2015
- 2015-06-12 CN CN201520403921.2U patent/CN204693838U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204693838U (en) | Upper board component and hot water machine | |
| CN204445477U (en) | Steam valve and electric cooker | |
| CN204743871U (en) | Making beating sword and beating machine | |
| CN205332480U (en) | Machine in air inlet grid assembly and air conditioning | |
| CN201439927U (en) | Pivot connection structure of lamp arm and lamp shade | |
| CN110274430A (en) | A kind of refrigerator lining box structure with leak preventing effect | |
| CN207600318U (en) | A kind of fuse dismounting component, fuse disassembling fixture | |
| CN205583237U (en) | Winding -proof socket | |
| CN204947207U (en) | Plate connector | |
| CN204337735U (en) | Novel three sections of separate device | |
| CN204003598U (en) | The structure-improved of ceiling fan wheel hub | |
| CN205029869U (en) | Meeting voice device | |
| CN203928206U (en) | Air-conditioner outdoor unit and air-conditioning | |
| CN207710687U (en) | A kind of auxiliary mounting plate | |
| CN108252951B (en) | A kind of blade structure of air conditioner | |
| CN208361607U (en) | A kind of detachable insulation ropes folding and unfolding dish | |
| CN205435203U (en) | Pressure pressure type spider | |
| CN204678618U (en) | The fixed structure of water level switch and air-conditioner | |
| CN105595865A (en) | Food mixer and driving method thereof | |
| CN207282366U (en) | Control cabinet and scram button protective cover | |
| CN204814011U (en) | Line ware is crossed to improvement joint mirror | |
| CN203717414U (en) | Power line fixing device and electric fan | |
| CN206365846U (en) | A kind of toilet lid connector | |
| CN206788543U (en) | Support and projector equipment | |
| CN204178976U (en) | A kind of easy-disassembling-assembling button core part device group |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20200612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |