CN203274155U - Air conditioner wind sending device and air conditioner - Google Patents
Air conditioner wind sending device and air conditioner Download PDFInfo
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- CN203274155U CN203274155U CN 201320314304 CN201320314304U CN203274155U CN 203274155 U CN203274155 U CN 203274155U CN 201320314304 CN201320314304 CN 201320314304 CN 201320314304 U CN201320314304 U CN 201320314304U CN 203274155 U CN203274155 U CN 203274155U
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Abstract
The utility model discloses an air conditioner wind sending device and an air conditioner. The air conditioner wind sending device comprises an annular cover body, wherein a through air duct which penetrates through the annular cover body is formed in the middle of the annular cover body, the annular cover body is provided with a front opening and a rear opening, the front opening forms a mixed wind outlet, the rear opening forms a non-heat-exchange wind inlet, an annular heat exchange wind main air duct is formed on the wall of the annular cover body, an interior air duct of the air conditioner with the device is communicated with the through air duct through the annular heat exchange wind main air duct, and air flow distribution assemblies are arranged in the annular heat exchange wind main air duct and are used for conducting circumferential distribution on heat exchange wind which is from the heat exchanger of the air conditioner and enters the heat exchange wind main air duct. By arranging the air flow distribution assemblies in the heat exchange wind duct, the air flow distribution assemblies can be utilized to conduct distribution on the heat exchange wind which enters the air conditioner wind sending device in the circumferential direction, therefore, wind sending evenness of the wind sending device is improved, and the wind sending performance of the air conditioner provided with the air conditioner wind sending device is improved.
Description
Technical field
The utility model belongs to the air-conditioning technique field, specifically, relates to a kind of air-conditioner air supply device and air-conditioning.
Background technology
During existing vertical air conditioner air-supply, the air outlet that the wind after the heat exchanger heat exchange is directly offered under the effect of fan inside, from air-conditioning blows out, and the wind that blows out is all heat exchange wind.General, extra air-supply arrangement is not set between heat exchanger and air outlet.A shortcoming of this air-conditioning is to be all heat exchange wind owing to sending wind, and air quantity is less, and indoor wind circulation rate is slow; Another shortcoming is that the wind of sending is soft not, and especially under refrigeration mode, the cool breeze that blows out directly blows to it the user, and it is uncomfortable that the user feels.
For addressing the above problem, the applicant had once proposed a kind of air-conditioner air supply device that can be applied on air-conditioning, use this air-conditioner air supply device in air-conditioning after, can increase intake, the acceleration indoor air flows of air-conditioning, and can improve the mildness of air conditioning exhausting, improve user's comfortableness experience effect.But, because air-conditioning fan is blown from bottom to top, heat exchange wind is inhomogeneous on circumferential direction when entering annular air-out air channel, make lower end, annular air-out air channel air quantity larger, and left and right sides air quantity is less, and then the wind skewness on whole circumferential direction that causes air-conditioner air supply device to be sent, affect user's comfortableness result of use.
Summary of the invention
One of the purpose of this utility model is to provide a kind of air-conditioner air supply device, by the distribution of air flow assembly is set in air-conditioner air supply device, utilizes the distribution of air flow assembly that the wind on the air-supply arrangement circumferential direction is distributed, to improve the air-supply uniformity.
For realizing above-mentioned utility model purpose, the utility model adopts following technical proposals to be achieved:
a kind of air-conditioner air supply device, described air-supply arrangement comprises annular cover body, be formed with the perforation air channel of running through annular cover body in the middle of described annular cover body, before described annular cover body has, latter two opening, open front forms and mixes the wind outlet, after-opening forms non-heat exchange wind inlet, be formed with the annular heat exchange wind main air duct in the air channel, inside that is communicated with the air-conditioning with this air-conditioner air supply device and described perforation air channel on described circular cowling body wall, be provided with the heat exchanger from described air-conditioning in described annular heat exchange wind main air duct, and the heat exchange wind that enters described heat exchange wind main air duct carries out the distribution of air flow assembly of circumferential distribution.
Air-conditioner air supply device as above, for stable and steering current flow, be provided with one or more annular flow deflectors on described annular heat exchange wind main air duct, described annular flow deflector is divided into the air channel, inside of the described air-conditioning of a plurality of connections and a plurality of heat exchange wind minute air channel in described perforation air channel with described annular heat exchange wind main air duct, is provided with described distribution of air flow assembly in all described heat exchange wind minute air channel.
Air-conditioner air supply device as above, described distribution of air flow assembly includes a plurality of air distribution plates, and described a plurality of air distribution plates divide on the circumferential direction in air channel, distribute along described heat exchange wind air-supply wind direction left-right symmetry at described annular heat exchange wind.
Air-conditioner air supply device as above, described a plurality of air distribution plates are the bent portions matching board with same flexure direction, and the air supply direction contrary of the bending direction of a plurality of described bent portions matching boards and described heat exchange wind.
Air-conditioner air supply device as above, described distribution of air flow assembly includes a pair of primary air distribution plate that described heat exchange wind is divided into left, center, right three parts at least, described a pair of primary air distribution plate is arranged on the bottom in described annular heat exchange wind minute air channel, and described annular heat exchange wind minute air channel is divided into two parts that circumferential lengths is 1:2-1:4.
Air-conditioner air supply device as above, described distribution of air flow assembly also includes some to the secondary air distribution plate, and described some variation tendencies that the secondary air distribution plate is reduced gradually with spacing from bottom to top are successively set on described primary air distribution plate top.
Air-conditioner air supply device as above, described some to the secondary air distribution plate from bottom to top area reduce gradually, and the area of described secondary air distribution plate that is positioned at foot is less than the area of described primary air distribution plate.
Air-conditioner air supply device as above, described some circumferential lengths to the exchange wind of the annular heat between a pair of described auxiliary air distribution plate at top minute air channel in the secondary air distribution plate account for the 1/5-1/3 of this annular heat exchange wind minute circumferential total length in air channel.
Preferably, the surface of described air distribution plate is curvilinear plane.
Two of the purpose of this utility model is to provide a kind of air-conditioning, to improve the air-conditioning performance.
specifically, a kind of air-conditioning, comprise the air-conditioning body, described air-conditioning body has front panel, postnotum, left and right sides panel, described front panel, rear board and left and right sides panel limit the air channel, inside of described air-conditioning body, offer on described front panel and mix the wind outlet, at least position corresponding with described mixing wind outlet on described postnotum offers non-heat exchange wind inlet, be provided with air-conditioner air supply device described above in described air-conditioning body interior, the outlet of the mixing wind of the annular cover body in described air-conditioner air supply device and be connected the heat exchange wind inlet respectively with described front panel on the outlet of mixing wind and the corresponding sealing connection of non-heat exchange wind inlet of being connected on postnotum.
Compared with prior art, advantage of the present utility model and good effect are: by in the heat exchange wind air channel of air-conditioner air supply device, the distribution of air flow assembly being set, can utilize the distribution of air flow assembly that the heat exchange wind that enters air-supply arrangement is distributed on circumferential direction, thereby improve the air-supply uniformity of air-supply arrangement.
After reading by reference to the accompanying drawings the specific embodiment of the present utility model, other characteristics of the present utility model and advantage will become clearer.
Description of drawings
Fig. 1 is the structural representation of an embodiment of air-conditioning of the present utility model;
Fig. 2 is the perspective view of the air-conditioner air supply device in Fig. 1 air-conditioning;
Fig. 3 is the main TV structure schematic diagram of air-conditioner air supply device in Fig. 2.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is described in further detail.
At first, a brief description made in the technical term that relates in this specific embodiment: following mentioning each structural member front end or during the rear end, be to define with the position with respect to the user under the structural member normal operating condition; During description before or after carrying out for the arrangement position of a plurality of structural members, it is also the definition of being done with respect to user's position under normal operating condition with the device that a plurality of structural members consist of.Following heat exchange wind refers to from air-conditioning inside, wind after the heat exchanger heat exchange; Non-heat exchange wind refers to the wind from air-conditioning environment space of living in, is for heat exchange wind, is not the part wind that directly comes from heat exchanger; Mix wind and refer to that heat exchange wind mixes the wind that forms with non-heat exchange wind.Following ring refers to be not limited to annulus around the enclosed construction that forms.
then, briefly explain mentality of designing of the present utility model: for heat exchanger of air condition heat exchange wind and outside non-heat exchange wind being formed the air-conditioner air supply device that mixes wind and send, although can increase air output, guarantee the suitable of leaving air temp, but, because the fan in air-conditioning is positioned at the below, heat exchange wind after the heat exchanger exchange is blown from bottom to top, make air-conditioner air supply device such on placing in air-conditioning after, heat exchange wind enters air-conditioner air supply device from the air-conditioner air supply device bottom under the blowing of fan mostly, and the left and right sides and top intake are relatively less, the wind that makes air-conditioner air supply device send on circumferential direction is even not.For addressing this problem, can arrange in the annular heat of air-conditioner air supply device exchange wind air channel and make heat exchange wind evenly enter on circumferential direction in heat exchange wind air channel to the distribution of air flow assembly that distributes, especially carries out uniform distribution from heat exchanger of air condition and the heat exchange wind that enters this heat exchange wind air channel, thereby improve the air-supply uniformity of air-conditioner air supply device.
Please refer to Fig. 1, this Figure 1 shows that the structural representation of the embodiment of air-conditioning with the utility model air-conditioner air supply device.
As shown in Figure 1, the air-conditioning of this embodiment includes air-conditioning body 1, air-conditioning body 1 comprises front panel 11, postnotum 12, Left-Hand Panel, right panel and top board and the base plate (not marking in figure) of the housing that consists of air-conditioning body 1, and housing defines the air channel, inside 15 of air-conditioning body 1.Offer on the top of front faceplate of air-conditioner 11 and mix wind outlet 111, on air-conditioning postnotum 12 tops, export 111 corresponding positions and offer non-heat exchange wind inlet 121 with mixing wind on front panel 11.Be provided with centrifugal blower 17, evaporimeter 16 and air-conditioner air supply device 10 from bottom to top in inner air channel 15, and the wind in air channel 4, air-conditioning inside that is arranged so that of blower fan 6 blows out from the mixing wind outlet 21 on front panel 2.Wherein, the structure of air-conditioner air supply device 10 please refer to Fig. 2 and shown in Figure 3.
Illustrate as the stereogram of Fig. 2 and the main TV structure figure of Fig. 3, simultaneously in conjunction with illustrated in Figure 1, air-conditioner air supply device 10 in this embodiment includes annular cover body 101, is formed with the perforation air channel (not marking in figure) that connects whole annular cover body 101 in the middle of annular cover body 101.The open front of annular cover body 101 forms and mixes wind outlet 1016, and its after-opening forms non-heat exchange wind inlet 1017.On the wall of annular cover body 101, be to offer continuous annular heat exchange wind main air duct 1011 in the rear end of annular cover body 101 walls specifically, the air channel, inside 15 of air-conditioning body 1 is connected with the perforation air channel by this annular heat exchange wind main air duct 1011.
For flowing, be convenient to guide simultaneously air, stable air flows along assigned direction, be provided with a continuous annular flow deflector 1012 on annular heat exchange wind main air duct 1011, annular flow deflector 1012 exchanges wind main air duct 1011 with annular heat and is divided into two continuous type annular heat exchange wind minute air channels 1013 that are communicated with inner air channels 15 and connect the air channel.Be provided with on annular flow deflector 1012 to by the distribution of air flow assembly 18 that extends in formed inside and outside two annular heats exchange wind of this annular flow deflector minute air channel 1013.And for convenience of processing, distribution of air flow assembly 18 is preferred and annular flow deflector 1012 its place is one-body molded.
In the time of in air-conditioner air supply device 10 is assembled to air-conditioning, the mixing wind of annular cover body 101 outlet 1016 and non-heat exchange wind inlet 1017 respectively with front panel 11 on the outlet 111 of mixing wind and the corresponding sealing connection of the non-heat exchange wind inlet 121 on postnotum 12.
Adopt the air-conditioner air supply device 10 of said structure in air-conditioning after, during operation of air conditioner, indoor wind enters air-conditioner housing inside, under the effect of centrifugal blower 17, acceleration blows to evaporimeter 16 and carries out heat exchange, and the heat exchange wind after heat exchange air channel 15 internally blows to air-conditioner air supply device 10.Heat exchange wind is under the distribution of distribution of air flow assembly 18, enter equably in each annular heat exchange wind minute air channel 1013 along circumferential direction, 1013 enter and connect the air channel through annular heat exchange wind minute air channel again, and then blow out from the mixing wind outlet 111 on front panel 11 through connecting the air channel.The heat exchange wind wind speed that blows out from annular heat exchange wind air channel becomes large, thereby make respective annular flow deflector surface pressing reduce and form negative pressure in connecting the air channel, the indoor wind of air-conditioning outside is under the effect of negative pressure, to enter from the non-heat exchange wind inlet 121 on postnotum 12 and connect the air channel, and with heat exchange wind that annular heat exchange wind minute air channel 1013 blows out form pass out to together with mixing after wind indoor.Such mixing air is comparatively soft, blows to the user and can feel more comfortable with it, has improved user's comfortableness experience effect.Simultaneously, the suction function suction part outside that utilizes that air air-supply arrangement 10 produces the not air of heat exchange participates in the last air-out of air-conditioning, increase the whole intake of air-conditioning, accelerated flowing of room air, further improved the whole uniformity of room air.
Illustrate in conjunction with the main TV structure schematic diagram of Fig. 3 again, distribution of air flow assembly 18 in this embodiment annular heat exchange wind minute air channel 1013 all adopts a plurality of air distribution plates to realize, and the quantity of the air distribution plate in each minute air channel, structure, distributing position and rule etc. is all identical respectively.As schematically shown in Figure 3, the distribution of air flow assembly 18 of this embodiment includes four pairs, eight air distribution plates altogether, is respectively primary air distribution plate 181 and 182, the first secondary air distribution plate 183 and the 184, second secondary air distribution plate 185 and the 186, the 3rd secondary air distribution plate 187 and 188.All air distribution plates are the bent portions matching board with same flexure direction, and the surface of each air distribution plate is the arc curve face, can effectively guide wind direction, and reduce crushing and the noise of air-flow in the shunting process, realize the high speed air-supply under the low noise prerequisite.These four pairs of air distribution plates with primary air distribution plate 181 and 182 under, the first secondary air distribution plate 183 and the 184, second secondary air distribution plate 185 and the 186 and the 3rd secondary air distribution plate 187 and 188 successively up order left-right symmetry be distributed on the circumferential direction in annular heat exchange wind minute air channel 1013.Also namely along on heat exchange wind air supply direction from bottom to top, the left side of air-conditioner air supply device 10 (with the left and right directions of the front view of Fig. 3) is provided with primary air distribution plate 181, the first secondary air distribution plate 183, the second secondary air distribution plate 185 and the 3rd secondary air distribution plate 187 from bottom to top, and primary air distribution plate 182, the first secondary air distribution plate 184, the second secondary air distribution plate 186 and the 3rd secondary air distribution plate 188 are arranged on the right side of air-conditioner air supply device 10 with symmetrical form.And, the bending direction of each air distribution plate and heat exchange wind air supply direction contrary.Heat exchange wind air supply direction from bottom to top, each distribution of air flow bending of plate will be oppositely reverse air supply direction, namely as shown in Figure 3 counter clockwise direction is crooked.
Be by arranging the distribution of air flow assembly 18 that radial symmetrical a plurality of crooked air distribution plate consists of in heat exchange wind air channel, can utilize primary air distribution plate 181 and 182 in the future the heat exchange wind of flash-pot 16 be divided into left, center, right three parts, and the heat exchange wind of arranged on left and right sides can be shunted again by each secondary air distribution plate, realized that finally each heat exchange wind minute air channel of air-conditioner air supply device 10 in the uniformity of circumferential direction upper air inlet and air-out, improved the air-supply uniformity of air-conditioner air supply device 10.
Certainly, distribution of air flow assembly 18 can also adopt other structure, as long as can guarantee that the heat exchange wind of flash-pot 16 in future carries out uniform distribution on circumferential direction except adopting a plurality of crooked air distribution plates realize.
For each air distribution plate, its shape, area and the setting position in heat exchange wind minute air channel 1013 are the inhomogeneity key factors of impact air-supply.In this embodiment, the shape of paired air distribution plate and area are all identical.But, for a plurality of air distribution plates of a side wherein, from bottom to top, primary air distribution plate 181 or 182 area are greater than the area of the first secondary air distribution plate 183 or 184, the first secondary air distribution plate 183 or 184 area be greater than the area of the second secondary air distribution plate 185 or 186, and the 4th secondary air distribution plate 185 or 186 area are again greater than the area of the 3rd secondary air distribution plate 187 or 188.
And because the current density on circumferential direction is inconsistent, each air distribution plate of the same side distributes according to unequal-interval.Specifically, the length (spacing that has represented both) of arc L2 between primary air distribution plate 181 or the 182 and first secondary air distribution plate 183 or 184 is greater than the length of the arc L3 between the first secondary air distribution plate 183 or the 184 and second secondary air distribution plate 185 or 186, and the length of the arc L3 between the first secondary air distribution plate 183 or the 184 and second secondary air distribution plate 185 or 186 is greater than the length of the arc L4 between the second secondary air distribution plate 185 or the 186 and the 3rd secondary air distribution plate 187 or 188.Preferably, the length ratio of arc L2, arc L3 and arc L4 is 6:5:3.
In addition, for the primary air distribution plate 181 and 182 that is arranged in annular heat exchange wind minute air channel 1013, two annular heats exchange wind minute air channels 1013 at its place are divided into upper and lower two parts, wherein, the arc of lower part correspondence is L1, and the arc except L1 is upper part.For guaranteeing the air-supply uniformity on circumferential direction, the ratio of the arc length of the arc length of the arc L1 of lower part correspondence and upper partial arc (not marking in figure, is its complement of an arc except L1 on whole circumferencial direction) is 1:2-1:4.And the 3rd secondary air distribution plate 187 and 188 that is positioned at this two annular heat exchange 1013 tops, wind minute air channel defines one section arc L5 at top, and the length of this section arc L5 accounts for the 1/5-1/3 of the circumferential total length in whole annular heat exchange wind minute air channel 1013.
In this embodiment, the mixing wind outlet 111 on front panel 11 and the preferable shape of the non-heat exchange wind inlet 121 on postnotum 12 are circular, and corresponding, the shape of the annular cover body 101 in air-conditioner air supply device 10 is preferably annular.In addition, the combination of other shapes can also be designed to, as oval and elliptical ring, regular polygon and regular polygon ring etc., also technical purpose of the present utility model can be realized.
Above embodiment is only in order to illustrating the technical solution of the utility model, but not is limited; Although with reference to previous embodiment, the utility model is had been described in detail, for the person of ordinary skill of the art, still can modify to the technical scheme that previous embodiment is put down in writing, perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of the utility model technical scheme required for protection.
Claims (10)
1. air-conditioner air supply device, it is characterized in that, described air-supply arrangement comprises annular cover body, be formed with the perforation air channel of running through annular cover body in the middle of described annular cover body, before described annular cover body has, latter two opening, open front forms and mixes the wind outlet, after-opening forms non-heat exchange wind inlet, be formed with the annular heat exchange wind main air duct in the air channel, inside that is communicated with the air-conditioning with this air-conditioner air supply device and described perforation air channel on described circular cowling body wall, be provided with the heat exchanger from described air-conditioning in described annular heat exchange wind main air duct, and the heat exchange wind that enters described heat exchange wind main air duct carries out the distribution of air flow assembly of circumferential distribution.
2. air-conditioner air supply device according to claim 1, it is characterized in that, be provided with one or more annular flow deflectors on described annular heat exchange wind main air duct, described annular flow deflector is divided into the air channel, inside of the described air-conditioning of a plurality of connections and a plurality of heat exchange wind minute air channel in described perforation air channel with described annular heat exchange wind main air duct, is provided with described distribution of air flow assembly in all described heat exchange wind minute air channel.
3. air-conditioner air supply device according to claim 2, it is characterized in that, described distribution of air flow assembly includes a plurality of air distribution plates, and described a plurality of air distribution plates divide on the circumferential direction in air channel, distribute along described heat exchange wind air-supply wind direction left-right symmetry at described annular heat exchange wind.
4. air-conditioner air supply device according to claim 3, is characterized in that, described a plurality of air distribution plates are the bent portions matching board with same flexure direction, and the air supply direction contrary of the bending direction of a plurality of described bent portions matching boards and described heat exchange wind.
5. air-conditioner air supply device according to claim 4, it is characterized in that, described distribution of air flow assembly includes a pair of primary air distribution plate that described heat exchange wind is divided into left, center, right three parts at least, described a pair of primary air distribution plate is arranged on the bottom in described annular heat exchange wind minute air channel, and described annular heat exchange wind minute air channel is divided into two parts that circumferential lengths is 1:2-1:4.
6. air-conditioner air supply device according to claim 5, it is characterized in that, described distribution of air flow assembly also includes some to the secondary air distribution plate, and described some variation tendencies that the secondary air distribution plate is reduced gradually with spacing from bottom to top are successively set on described primary air distribution plate top.
7. air-conditioner air supply device according to claim 6, is characterized in that, described some to the secondary air distribution plate from bottom to top area reduce gradually, and the area of described secondary air distribution plate that is positioned at foot is less than the area of described primary air distribution plate.
8. air-conditioner air supply device according to claim 6, it is characterized in that, described some circumferential lengths to the exchange wind of the annular heat between a pair of described auxiliary air distribution plate at top minute air channel in the secondary air distribution plate account for the 1/5-1/3 of this annular heat exchange wind minute circumferential total length in air channel.
9. air-conditioner air supply device according to claim 3, is characterized in that, the surface of described air distribution plate is curvilinear plane.
10. air-conditioning, comprise the air-conditioning body, described air-conditioning body has front panel, postnotum, left and right sides panel, described front panel, rear board and left and right sides panel limit the air channel, inside of described air-conditioning body, it is characterized in that, offer on described front panel and mix the wind outlet, at least position corresponding with described mixing wind outlet on described postnotum offers non-heat exchange wind inlet, the described air-conditioner air supply device of any one in described air-conditioning body interior is provided with the claims 1 to 9, the outlet of the mixing wind of the annular cover body in described air-conditioner air supply device and be connected the heat exchange wind inlet respectively with described front panel on the outlet of mixing wind and the corresponding sealing connection of non-heat exchange wind inlet of being connected on postnotum.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320314304 CN203274155U (en) | 2013-06-03 | 2013-06-03 | Air conditioner wind sending device and air conditioner |
| PCT/CN2014/078213 WO2014194768A1 (en) | 2013-06-03 | 2014-05-23 | Air-conditioner air supply apparatus and air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320314304 CN203274155U (en) | 2013-06-03 | 2013-06-03 | Air conditioner wind sending device and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203274155U true CN203274155U (en) | 2013-11-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320314304 Withdrawn - After Issue CN203274155U (en) | 2013-06-03 | 2013-06-03 | Air conditioner wind sending device and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203274155U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453636A (en) * | 2013-06-03 | 2013-12-18 | 海尔集团公司 | Air conditioner and air supply device thereof |
| WO2014194768A1 (en) * | 2013-06-03 | 2014-12-11 | 海尔集团公司 | Air-conditioner air supply apparatus and air-conditioner |
-
2013
- 2013-06-03 CN CN 201320314304 patent/CN203274155U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453636A (en) * | 2013-06-03 | 2013-12-18 | 海尔集团公司 | Air conditioner and air supply device thereof |
| WO2014194768A1 (en) * | 2013-06-03 | 2014-12-11 | 海尔集团公司 | Air-conditioner air supply apparatus and air-conditioner |
| CN103453636B (en) * | 2013-06-03 | 2015-09-02 | 海尔集团公司 | Air-conditioner air supply device and air-conditioning |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20131106 Effective date of abandoning: 20150902 |
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