CN207113028U - A kind of indoor apparatus of air conditioner and air conditioner - Google Patents
A kind of indoor apparatus of air conditioner and air conditioner Download PDFInfo
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- CN207113028U CN207113028U CN201721080869.7U CN201721080869U CN207113028U CN 207113028 U CN207113028 U CN 207113028U CN 201721080869 U CN201721080869 U CN 201721080869U CN 207113028 U CN207113028 U CN 207113028U
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Abstract
The utility model, which provides a kind of indoor apparatus of air conditioner and air conditioner, indoor apparatus of air conditioner, includes through-flow fan blade and air channel, and air channel has duct outlet, and duct outlet includes upper training wall and lower training wall；On the cross section of the through-flow fan blade：Through-flow fan blade has a fan blade center, and the inner side top edge of training wall is first end in definition, and the inner side lower edge of lower training wall is the second end；And have and be connected to form the second line between the first line of connection formation, fan blade center and the second end between fan blade center and first end, form angle a between first, second line；The intersection point that the minimum spacing between air channel and fan blade center is located on air channel is defined, fan blade center and intersection point connect between the 3rd line, first, second end and be linked to be the 4th line, and the three, the 4th binding clips are set as the second angle b, and have a/b=0.35~0.58.The utility model can make through-flow fan blade be arranged on the appropriate location in air channel, so as to farthest reduce the wind noise of indoor set and air-flow flow noise, improve the runnability of air conditioner.
Description
Technical field
The utility model belongs to air-conditioning technical field, and in particular to a kind of indoor apparatus of air conditioner and air conditioner.
Background technology
Current existing vertical air conditioner cabinet carries out technological improvement and innovation in terms of primarily focusing on refrigeration, heating performance,
But air quantity and noise of air-conditioning and other effects are ignored, cause vertical air conditioner cabinet often occur during operation noise compared with
Greatly, air-conditioning lower tone, the comfort level of influence indoor environment.
Because vertical air conditioner cabinet of the prior art deposits the technical problems such as noise in the process of running is larger, therefore this reality
Go out a kind of indoor apparatus of air conditioner and air conditioner with new research and design.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome vertical air conditioner cabinet of the prior art fortune to be present
The defects of noise is larger during row, so as to provide a kind of indoor apparatus of air conditioner and air conditioner.
The utility model provides a kind of indoor apparatus of air conditioner, and it includes through-flow fan blade and air channel, and there is air channel to go out in the air channel
Air port, the duct outlet include upper training wall and lower training wall；
On the cross section of the through-flow fan blade：Through-flow fan blade has fan blade center, defines the inner side of the upper training wall
Top edge is first end, and the inner side lower edge of the lower training wall is the second end, and the inner side lower edge of the lower training wall is institute
State the most short position of upper training wall described in distance on lower training wall；
And there is between the fan blade center and the first end connection form the first line, the fan blade center and described the
The second line is connected to form between two ends, sandwiched forms the first angle a between first line and second line；
It is intersection point to define on the air channel point that spacing is minimum between the fan blade center, and the fan blade center and
Connection forms between the 3rd line, the first end and second end and is connected to form the 4th line between the intersection point, described
Sandwiched forms the second angle b between 3rd line and the 4th line,
And have and meet following relationship between the first angle a and the second angle b：A/b=0.35~0.58.
Preferably, relation is also met between the first angle a and the second angle b：B-a=25.1 °~45.1 °.
Preferably, the span of the first angle a is：24.4 °~34.4 °.
Preferably, the span of the second angle b is：59.5 °~69.5 °.
Preferably, the position of the intersection point relative to upper training wall closer to the lower training wall.
Preferably, in addition to evaporator, and the air channel is arranged on the position between the evaporator and the through-flow fan blade
Put.
Preferably, the length of the through-flow fan blade is L1, the length of the duct outlet is L2, the length of the evaporator
Spend for L3, and there are L1/L2=0.97~1.09, and there are L1/L3=0.87~1.01.
Preferably, relation is also met between the length L2 of the duct outlet and through-flow fan blade length L1：L1-L2=15
~25mm.
Preferably, relation is also met between the length L3 of the evaporator and through-flow fan blade length L1：L3-L1=40~
50mm。
The utility model also provides a kind of air conditioner：It includes foregoing indoor apparatus of air conditioner.
A kind of indoor apparatus of air conditioner and air conditioner provided by the utility model have the advantages that：
Indoor apparatus of air conditioner and air conditioner of the present utility model, by by fan blade center and upper training wall top edge (first end)
With the first angle that line is formed so as to sandwiched respectively of lower edge (the second end) on the inside of lower training wall and fan blade center and air channel it
Between intersection point and the fan blade of minimum spacing be centrally formed line and the one the second end line sandwicheds form the second angle, and by will be upper
State and be arranged to meet relation as a/b=0.35~0.58 between two angles, enable to through-flow fan blade to be set
Appropriate position in air channel, so as to farthest reduce the wind noise of indoor set and air-flow flow noise, carry
The runnability of high indoor apparatus of air conditioner or even air conditioner.
Brief description of the drawings
Fig. 1 is the internal cross section structural representation of indoor apparatus of air conditioner of the present utility model；
Fig. 2 is Fig. 1 internal structure schematic diagram with the first angle a and the second angle b；
Fig. 3 is the 3-D solid structure schematic diagram of indoor apparatus of air conditioner of the present utility model；
Fig. 4 is the positive structure schematic of the through-flow fan blade of indoor apparatus of air conditioner of the present utility model；
Fig. 5 is the positive structure schematic at the duct outlet of indoor apparatus of air conditioner of the present utility model；
Fig. 6 is the positive structure schematic of the evaporator of indoor apparatus of air conditioner of the present utility model.
Reference is expressed as in figure：
1st, upper training wall；11st, duct outlet；12nd, first end；13rd, intersection point；2nd, lower training wall；21st, the second end；3rd, pass through
Flow fan blade；31st, fan blade center；4th, evaporator；5th, air inlet faceplate.
Embodiment
As Figure 1-3, the utility model provides a kind of indoor apparatus of air conditioner, and it includes through-flow fan blade 3 and air channel, the wind
Road has duct outlet 11, and the duct outlet 11 includes upper training wall 1 and lower training wall 2；
On the cross section of the through-flow fan blade：Through-flow fan blade has fan blade center 31, defines the interior of the upper training wall 1
Side top edge is first end 12, and the inner side lower edge of the lower training wall 2 is the second end 21, under the inner side of the lower training wall 2
Edge is the lower training wall 2 apart from the most short position of the upper training wall 1；
And have between the fan blade center 31 and the first end 12 connection formed the first line, the fan blade center 31 with
The second line is connected to form between second end 21, sandwiched forms the first folder between first line and second line
Angle a；
The point for defining the spacing minimum between the fan blade center 31 on the air channel is intersection point 13, and in the fan blade
Connection forms between the 3rd line, the first end 12 and second end 21 and is connected to form the 4th between the heart 31 and the intersection point
Line, sandwiched forms the second angle b between the 3rd line and the 4th line,
And have and meet following relationship between the first angle a and the second angle b：A/b=0.35~0.58.
The utility model is studied the relation of air outlet angle, by the relation of both above-mentioned two angles, is being kept
On the basis of intake is constant, air conditioner noises are reduced, improve user's comfort, improve air-out volume.By by fan blade center
With lower edge (the second end) on the inside of upper training wall top edge (first end) and lower training wall respectively line so as to sandwiched formed the
The intersection point of minimum spacing and fan blade are centrally formed line and the one the second end lines between one angle a and fan blade center and air channel
Sandwiched forms the second angle b, and by will be arranged to meet the such pass in a/b=0.35~0.58 between above-mentioned two angle
System, the appropriate position for enabling to through-flow fan blade to be arranged in air channel, so as to farthest reduce interior
The wind noise and air-flow flow noise of machine, improve the runnability of indoor apparatus of air conditioner or even air conditioner.Specifically, when the first folder
When angle a is less than normal, illustrate through-flow fan blade toward right avertence (referring to Fig. 1 and 2), i.e., center close to first end and the second end line,
If the first angle a is bigger than normal, illustrate through-flow fan blade toward left avertence (referring to Fig. 1,2), i.e., fan blade center is away from first end and
The line at two ends；When the second angle b is less than normal, (if through-flow fan blade center is constant), explanation minimum spacing form line and wind
The intersection point in road is to try to toward bottom right skew in fig 1 and 2, illustrate that now through-flow fan blade is toward lower right skew, when the
(if through-flow fan blade center is constant) when two angle b are bigger than normal, explanation minimum spacing formed the intersection point in line and air channel in Fig. 1 and
It is to try in 2 toward upper right skew, illustrates that now through-flow fan blade is offset toward upper right.Therefore by above-mentioned first angle a
It is arranged to meet relation a/b=0.35~0.58 with the second angle b, enables to through-flow fan blade to be unlikely in air channel toward bottom right
The excessive skew in side and cause to produce collision between air-flow and air channel inwall and produce noise, also so that through-flow fan blade is unlikely to
Air-flow is caused to produce larger resistance and then generation noise in snail tongue opening position toward the excessive skew in upper right side in air channel, so as to
Through-flow fan blade suitable set location in air channel can be ensured, farthest reduce the wind noise and air-flow stream of indoor set
Dynamic noise, improves air output, improves the runnability of indoor apparatus of air conditioner or even air conditioner.
Preferably, relation is also met between the first angle a and the second angle b：B-a=25.1 °~45.1 °.This is
Further preferred relation form between the above-mentioned first angle a of indoor apparatus of air conditioner of the present utility model and above-mentioned second angle b,
By the way that the first angle a is arranged with respect into smaller than the second angle b 25.1 °~45.1 ° of this modes, first can be particularly avoided
Structure type bigger than the second angle b angle a, i.e., can be preferably prevented from the first angle a it is longer than the second angle b and caused by pass through
(such as Fig. 1-2, such case can cause between air-flow meeting and air channel inner left wall the situation that the center of stream fan blade is turned left into line skew
Serious collision occurs, so as to produce noise, and can also cause the space on the right side of fan blade is larger, air-flow without fan blade, from
And do not have and give wind action) and cause to collide the situation for producing noise with inner left wall, and the first angle a is arranged to compare
The small above-mentioned angles of second angle b can also effectively ensure that the above situation will not occur, cause through-flow fan blade center as far as possible
Ground is centrally located or keeps right, and farthest avoids the above situation and caused noise.
Preferably, the span of the first angle a is：24.4 °~34.4 °.This is air conditioning chamber of the present utility model
The above-mentioned first angle a of interior machine preferred span so that the angle is unlikely to too small and causes through-flow fan blade deviation right side
And increase the airflow collision noise on right side, also avoid angle excessive and cause through-flow fan blade to be partial to inner left wall and make it that increase is left
Sidewind collision noise while also not becoming not via fan blade and send wind action, so as to be effectively guaranteed through-flow
The reasonable set location of fan blade, while ensure that the normal air-supply of air-flow, pneumatic noise is also efficiently reduced, ensured indoor
Normal, effective, the reliable operation of machine.
Preferably, the span of the second angle b is：59.5 °~69.5 °.This is air conditioning chamber of the present utility model
The above-mentioned second angle b of interior machine preferred span so that the angle is unlikely to too small and causes through-flow fan blade deviation left side
And increase the airflow collision noise in left side while also not becoming not via fan blade to give wind action, also avoid angle
It is excessive and cause through-flow fan blade be partial to upper right side inwall cause increase upper right side airflow collision noise, so as to be effectively guaranteed
The reasonable set location of through-flow fan blade, while ensure that the normal air-supply of air-flow, pneumatic noise is also efficiently reduced, ensured
Normal, effective, the reliable operation of indoor set.
Preferably, and the intersection point 13 position relative to the upper training wall 1 closer to the lower training wall 2.This
It is the relation that is preferably provided between the fan blade of indoor apparatus of air conditioner of the present utility model and air channel, that is, causes fan blade center or even fan blade
It is the upper right side wall rather than left side wall for being partial to air channel as much as possible, fan blade, which is partial to left side wall, can cause the gas in increase left side
Stream collision noise while also cause the air-flow on the right side of fan blade not via fan blade and then do not become and send wind action, so can
Noise is also reduced under conditions of ensureing to blow.
Preferably, in addition to evaporator 4, and the air channel is arranged between the evaporator 4 and the through-flow fan blade 4
Position.By including evaporator can to enter evaporator in air-flow be exchanged heat especially evaporation and heat-exchange act on, and will
Air channel is arranged between evaporator and through-flow fan blade, enables to that air-flow is pumped into evaporator by the air draught effect of fan blade
In, flow into again in air channel after heat exchange, to complete the effect that heat exchange is supplied gas.
Preferably, the length of the through-flow fan blade 3 is L1, the length of the duct outlet 11 is L2, the evaporator 4
Length be L3, and have L1/L2=0.97~1.09, and have L1/L3=0.87~1.01.By by through-flow fan blade length L1
It is arranged to meet relation between air outlet length L2：L1/L2=0.97~1.09, and by through-flow fan blade length L1 with evaporating
Device length L3 evaporators are arranged to meet relation：L1/L3=0.87~1.01 so that through-flow fan blade length L1 and air outlet length
Size is of substantially equal between L2 but also has the error range of a floating so that through-flow fan blade length L1 avoids growing air outlet
The wind that length L2 is many and causes fan blade to be sent can not directly be sent out from air outlet and is blown on the inwall of air channel and be turned back
And then produce noise, also cause fan blade length L1 avoid being shorter than air outlet length L2 it is many and cause fan blade in the longitudinal direction with
Gap is produced between air outlet causes air-flow to produce vortex phenomenon and produce noise so that fan blade length L1 and evaporator length L3
Between size it is of substantially equal but also have one floating error range so that fan blade length L1 avoids growing evaporator length L3
Wind that is many and causing evaporator to be sent produce vortex when delivering on fan blade and trigger noise, also so that fan blade length L1 avoid it is short
Much cause the air-flow after evaporator can not be siphoned away by fan blade in air outlet length L2 and accumulation occurs and causes air-flow disorderly
Disorderly thus produce noise, so as to sum up can effectively and farthest reduce the wind noise and air current flow of indoor apparatus of air conditioner
Noise, improve the runnability of indoor apparatus of air conditioner or even air conditioner.
Preferably, relation is also met between the length L2 of the duct outlet and through-flow fan blade length L1：L1-L2=15
~25mm.This is pass further preferred between the air outlet length L2 of indoor apparatus of air conditioner of the present utility model and fan blade length L1
It is form, can be especially by the way that air outlet length L2 is arranged with respect into this mode shorter 15~25mm than fan blade length L1
The structure type that air outlet length L2 is longer than fan blade length L1 is avoided, i.e., it is longer than fan blade can be preferably prevented from air outlet length L2
Degree L1 it is long and caused by fan blade produces gap in the longitudinal direction between air outlet and causes air-flow generation vortex phenomenon and produce
The situation of noise, and air outlet length L2 is arranged to above-mentioned small distance shorter than fan blade length L1 and can also effectively be protected
Demonstrate,prove situation that above-mentioned gap do not occurred, farthest avoid the above situation and caused noise.
Preferably, relation is also met between the length L3 of the evaporator and through-flow fan blade length L1：L3-L1=40~
50mm.This is relation further preferred between the evaporator length L3 of indoor apparatus of air conditioner of the present utility model and fan blade length L1
Form, by the way that evaporator length L3 is arranged with respect into this mode longer 40-50mm than fan blade length L1, it can particularly avoid
Structure type shorter than fan blade length L1 evaporator length L3, i.e., evaporator length L3 can be preferably prevented from than fan blade length L1
It is short and caused by the wind sent of evaporator deliver to and produce vortex when on fan blade and trigger the situation of noise, and by evaporator length
L3 is arranged to the situation that above-mentioned small distance longer than fan blade length L1 can also effectively ensure that above-mentioned vortex do not occurred, most
Avoid the above situation and caused noise to big degree.According to above-mentioned relation, it can be deduced that air outlet length L2 and evaporator
Relation L3-L2=95~125mm between length L3.
Preferably, in addition to air inlet and it is arranged at the air inlet faceplate 5 of the air inlet.By air inlet faceplate to air-flow
Air draught is introduced in indoor apparatus of air conditioner.
Preferably, position of the evaporator 4 between the air inlet faceplate 5 and the through-flow fan blade 3.By that will steam
Hair device is arranged at position between air inlet faceplate and through-flow fan blade, enable to air-flow first flow through air inlet faceplate, afterwards with evaporation
Device is exchanged heat, and is passed through through-flow fan blade, i.e., is acted on by the air draught of through-flow fan blade so that air-flow is inhaled at air inlet faceplate
Enter and then enter in evaporator to be exchanged heat, be blown to interior again afterwards, improve the mobility of air-flow, enhance heat exchange effect
Rate.
Preferably, indoor apparatus of air conditioner is vertical air conditioner cabinet (more preferably cylinder type vertical air conditioner cabinet).This is
The preferred constructive form of indoor apparatus of air conditioner of the present utility model, the noise for being capable of vertical cabinet air-conditioner are effectively reduced,
Improve comfort energy.
The purpose of this utility model is to study a kind of relation of air outlet angle, reaches reduction air conditioner noises, improve and use
Family comfort, improve the purpose of air-out volume.In the case where intake is certain, air outlet is selected within the above range
Angular relationship, experiment draw this selection, air conditioner noises are greatly improved, and ensure that air-conditioning psycho-acoustical quality improves, improve air-conditioning
Energy and air-out volume.
The utility model also provides a kind of air conditioner：It includes foregoing indoor apparatus of air conditioner.By by indoor apparatus of air conditioner
The the first angle a and fan blade that fan blade center is formed with duct outlet free end and snail tongue turning end difference line so as to sandwiched
Minimum spacing forms line between center and air channel and the one the second end line sandwicheds form the second angle b, and by will be above-mentioned
It is arranged to meet relation as a/b=0.35~0.58 between two angles, enables to through-flow fan blade to be arranged on
Appropriate position in air channel, so as to farthest reduce the wind noise of indoor set and air-flow flow noise, improve
The runnability of indoor apparatus of air conditioner or even air conditioner.Specifically, when the first angle a is less than normal, it is toward right avertence to illustrate through-flow fan blade
(referring to Fig. 1 and 2), i.e. center if the first angle a is bigger than normal, illustrates through-flow fan blade close to the line at first end and the second end
It is toward left avertence (referring to Fig. 1,2), i.e. line of the fan blade center away from first end and the second end；When the second angle b is less than normal (if
Through-flow fan blade center is constant), explanation minimum spacing forms the intersection point in line and air channel and is to try in fig 1 and 2 toward bottom right
Skew, illustrate that now through-flow fan blade is offset toward lower right, when the second angle b is bigger than normal (if through-flow fan blade centre bit
Put constant), explanation minimum spacing forms the intersection point in line and air channel and is to try to, toward upper right skew, illustrate now in fig 1 and 2
Through-flow fan blade is offset toward upper right.Therefore above-mentioned first angle a and the second angle b are arranged to meet relation a/b=
0.35~0.58, enable to through-flow fan blade to be unlikely in air channel to cause in air-flow and air channel toward the excessive skew in lower right
Collision is produced between wall and produces noise, also so that through-flow fan blade is unlikely in air channel to cause toward the excessive skew in upper right side
Air-flow produces larger resistance in snail tongue opening position and then produces noise, so as to ensure through-flow fan blade in air channel suitably
Set location, farthest reduce the wind noise and air-flow flow noise of indoor set, improve indoor apparatus of air conditioner or even air-conditioning
The runnability of device.
A kind of air-conditioning device, including evaporator, through-flow fan blade, air channel, snail tongue are the utility model is related to, air channel is positioned at evaporation
Between device and through-flow fan blade, as shown in Figure 1.Wind enters from air inlet faceplate, is acted on by through-flow fan blade, gone out from duct outlet
Come.Certain loss between intake and air output be present, the utility model is exactly in the case of intake is certain, passes through regulation
The relation of air outlet angle, reach reduction air conditioner noises, improve user's comfort, improve air-out volume.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.Described above is only preferred embodiment of the present utility model, it is noted that for the art
For those of ordinary skill, on the premise of the utility model technical principle is not departed from, some improvement and modification can also be made,
These improvement and modification also should be regarded as the scope of protection of the utility model.
Claims (10)
- A kind of 1. indoor apparatus of air conditioner, it is characterised in that：Including through-flow fan blade (3) and air channel, the air channel has duct outlet (11), the duct outlet (11) includes upper training wall (1) and lower training wall (2)；On the cross section of the through-flow fan blade：Through-flow fan blade has fan blade center (31), defines the interior of the upper training wall (1) Side top edge is first end (12), and the inner side lower edge of the lower training wall (2) is the second end (21), the lower training wall (2) Inner side lower edge be the most short position of upper training wall (1) described in distance on the lower training wall (2)；And have to be connected between the fan blade center (31) and the first end (12) and form the first line, the fan blade center (31) The second line is connected to form between second end (21), sandwiched forms the between first line and second line One angle a；The point for defining the spacing minimum between the fan blade center (31) on the air channel is intersection point (13), and in the fan blade It is connected between the heart (31) and the intersection point and forms between the 3rd line, the first end (12) and second end (21) shape that is connected Into the 4th line, sandwiched forms the second angle b between the 3rd line and the 4th line,And have and meet following relationship between the first angle a and the second angle b：A/b=0.35~0.58.
- 2. indoor apparatus of air conditioner according to claim 1, it is characterised in that：Between the first angle a and the second angle b also Meet relation：B-a=25.1 °~45.1 °.
- 3. according to the indoor apparatus of air conditioner any one of claim 1-2, it is characterised in that：The value of the first angle a Scope is：24.4 °~34.4 °.
- 4. according to the indoor apparatus of air conditioner any one of claim 1-2, it is characterised in that：The value of the second angle b Scope is：59.5 °~69.5 °.
- 5. according to the indoor apparatus of air conditioner any one of claim 1-2, it is characterised in that：The position phase of the intersection point (13) For the upper training wall (1) closer to the lower training wall (2).
- 6. according to the indoor apparatus of air conditioner any one of claim 1-2, it is characterised in that：Also include evaporator (4), and institute State the position that air channel is arranged between the evaporator (4) and the through-flow fan blade (3).
- 7. indoor apparatus of air conditioner according to claim 6, it is characterised in that：The length of the through-flow fan blade (3) is L1, described The length of duct outlet (11) is L2, the length of the evaporator (4) is L3, and has L1/L2=0.97~1.09, and has L1/L3=0.87~1.01.
- 8. indoor apparatus of air conditioner according to claim 7, it is characterised in that：The length L2 of the duct outlet and through-flow wind Also meet relation between leaf length L1：L1-L2=15~25mm.
- 9. according to the indoor apparatus of air conditioner any one of claim 7-8, it is characterised in that：The length L3 of the evaporator with Also meet relation between through-flow fan blade length L1：L3-L1=40~50mm.
- A kind of 10. air conditioner：It is characterized in that：Including the indoor apparatus of air conditioner any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721080869.7U CN207113028U (en) | 2017-08-25 | 2017-08-25 | A kind of indoor apparatus of air conditioner and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721080869.7U CN207113028U (en) | 2017-08-25 | 2017-08-25 | A kind of indoor apparatus of air conditioner and air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN207113028U true CN207113028U (en) | 2018-03-16 |
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ID=61577775
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|---|---|---|---|
| CN201721080869.7U Active CN207113028U (en) | 2017-08-25 | 2017-08-25 | A kind of indoor apparatus of air conditioner and air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477677A (en) * | 2017-08-25 | 2017-12-15 | 重庆凌达压缩机有限公司 | A kind of indoor apparatus of air conditioner and air conditioner |
-
2017
- 2017-08-25 CN CN201721080869.7U patent/CN207113028U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477677A (en) * | 2017-08-25 | 2017-12-15 | 重庆凌达压缩机有限公司 | A kind of indoor apparatus of air conditioner and air conditioner |
| CN107477677B (en) * | 2017-08-25 | 2023-06-06 | 重庆凌达压缩机有限公司 | Air conditioner indoor unit and air conditioner |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |