JPH04260748A - Air direction adjustment device for air conditioner - Google Patents
Air direction adjustment device for air conditionerInfo
- Publication number
- JPH04260748A JPH04260748A JP3040737A JP4073791A JPH04260748A JP H04260748 A JPH04260748 A JP H04260748A JP 3040737 A JP3040737 A JP 3040737A JP 4073791 A JP4073791 A JP 4073791A JP H04260748 A JPH04260748 A JP H04260748A
- Authority
- JP
- Japan
- Prior art keywords
- direction adjustment
- wind direction
- adjustment plate
- shaft
- air direction
- 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.)
- Pending
Links
- 230000008878 coupling Effects 0.000 abstract 4
- 238000010168 coupling process Methods 0.000 abstract 4
- 238000005859 coupling reaction Methods 0.000 abstract 4
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 244000145845 chattering Species 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
- Air-Flow Control Members (AREA)
Abstract
Description
【0001】0001
【産業上の利用分野】この発明は、二枚の風向調整板を
連動させて上下方向の風向を変更する空気調和機の風向
調整装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to a wind direction adjustment device for an air conditioner that changes the vertical wind direction by interlocking two wind direction adjustment plates.
【0002】0002
【従来の技術】図5は例えば実開昭63−104940
号公報に示された従来の空気調和機の断面図である。図
において(1)は空気調和機本体で、その内部には熱交
換器(2)及び送風機(3)を配設し、前面には意匠パ
ネル(4)、下部には吹出口(5)をそれぞれ備え、風
向調整板A(6)及び風向調整板B(7)を配設してい
る。風向調整板A(6)及びB(7)は図6のように片
側に支持軸A(8)及び支持軸B(9)を有している。
(10)は吹出口側壁で、軸受孔A(11)及び軸受孔
B(12)を有している。
(13)(14)はクランクA及びクランクBで、それ
ぞれ一端に非円形孔A(15)及び非円形孔B(16)
、従動軸(17)及び原動軸(18)を有している。(
19)は連結杆で、両端に円形孔(20)(21)を有
している。(23)は電動モータ(22)から突出する
モータ軸である。風向調整板A(6)風向調整板B(7
)の支持軸A(8)支持軸B(9)はそれぞれ軸受孔A
(11)軸受孔B(12)を通過してクランクA(13
)クランクB(14)の非円形孔A(15)非円形孔B
(16)に嵌着され、電動モータ(22)のモータ軸(
23)が反対側から非円形孔B(16)に嵌着される。
又連結杆(19)の円形孔(20)(21)はそれぞれ
従動軸(17)及び原動軸(18)に嵌合される。[Prior art] Fig. 5 shows, for example, Utility Model Application Publication No. 63-104940.
FIG. 2 is a sectional view of a conventional air conditioner shown in the publication. In the figure, (1) is the main body of the air conditioner, which has a heat exchanger (2) and a blower (3) inside, a design panel (4) on the front, and an air outlet (5) on the bottom. A wind direction adjusting plate A (6) and a wind direction adjusting plate B (7) are provided respectively. The wind direction adjusting plates A(6) and B(7) have a support shaft A(8) and a support shaft B(9) on one side as shown in FIG. (10) is a side wall of the outlet, and has a bearing hole A (11) and a bearing hole B (12). (13) and (14) are crank A and crank B, each having a non-circular hole A (15) and a non-circular hole B (16) at one end.
, a driven shaft (17) and a driving shaft (18). (
19) is a connecting rod, which has circular holes (20) and (21) at both ends. (23) is a motor shaft protruding from the electric motor (22). Wind direction adjustment plate A (6) Wind direction adjustment plate B (7
) support shaft A (8) and support shaft B (9) are respectively bearing hole A
(11) Pass through bearing hole B (12) and crank A (13)
) Non-circular hole A of crank B (14) (15) Non-circular hole B
(16), and the motor shaft (
23) is fitted into the non-circular hole B (16) from the opposite side. Further, the circular holes (20) and (21) of the connecting rod (19) are fitted into the driven shaft (17) and the driving shaft (18), respectively.
【0003】次に動作について説明する。意匠パネル(
4)から吸込まれた空気は熱交換器(2)を通り、送風
機(3)により吹出口(5)から吹出される。この時、
電動モータ(22)が本体のマイコンから信号を受け、
クランクB(14)を揺動させると、連結杆(19)を
介しクランクA(13)を揺動させ、これにより風向調
整板A(6)及び風向調整板B(7)は図7のように連
動し風向を調整する。Next, the operation will be explained. Design panel (
The air sucked in from 4) passes through the heat exchanger (2) and is blown out from the outlet (5) by the blower (3). At this time,
The electric motor (22) receives a signal from the main unit's microcomputer,
When the crank B (14) is swung, the crank A (13) is swung through the connecting rod (19), which causes the wind direction adjustment plate A (6) and the wind direction adjustment plate B (7) to move as shown in Fig. 7. The wind direction is adjusted in conjunction with the
【0004】0004
【発明が解決しようとする課題】従来の空気調和機の風
向調整装置は以上のように構成されているので、風向調
整板A(6)と風向調整板B(7)とは、常に一定比率
の動作角度で揺動することしか出来ず、風向調整板A(
6)と風向調整板B(7)とを常に空力的及び意匠的に
理想の位置で停止させることができないという問題点が
あった。[Problem to be Solved by the Invention] Since the conventional air conditioner wind direction adjustment device is constructed as described above, the wind direction adjustment plate A (6) and the wind direction adjustment plate B (7) always have a constant ratio. The wind direction adjustment plate A (
6) and the wind direction adjustment plate B (7) cannot always be stopped at an ideal position from an aerodynamic and aesthetic point of view.
【0005】この発明は、上記のような問題点を解消す
るためになされたもので、風向調整板A(6)及び風向
調整板B(7)を常に空力的並びに意匠的に理想の位置
に停止できる空気調和機の風向調整装置を提供すること
を目的とする。[0005] This invention was made in order to solve the above-mentioned problems, and allows the wind direction adjustment plate A (6) and the wind direction adjustment plate B (7) to always be placed in ideal positions from an aerodynamic and design perspective. The purpose of the present invention is to provide a wind direction adjustment device for an air conditioner that can be stopped.
【0006】[0006]
【課題を解決するための手段】上記目的を達成するため
に、本発明に係る空気調和機の風向調整装置は、風向調
整板Aと風向調整板Bの連動を原動カム(32)、連結
杆(27)及び従動クランク(25)の連結で行い、連
結杆に設けたガイド軸(30)を挿通する原動カム(3
2)のガイド孔の曲線形状によって連結杆(27)の揺
動角度を決定し、更に風向調整板A、Bが吹出口を閉塞
するときに、原動カム(32)の突片(35)が従動軸
に当接し、これを保持するように構成してある。[Means for Solving the Problems] In order to achieve the above object, the wind direction adjusting device for an air conditioner according to the present invention has a driving cam (32) and a connecting rod for interlocking the wind direction adjusting plate A and the wind direction adjusting plate B. (27) and a driven crank (25), and the driving cam (3) is inserted through the guide shaft (30) provided on the connecting rod.
The swing angle of the connecting rod (27) is determined by the curved shape of the guide hole (2), and when the wind direction adjusting plates A and B close the air outlet, the protrusion (35) of the driving cam (32) It is configured to abut and hold the driven shaft.
【0007】[0007]
【作用】この発明における空気調和機の風向調整装置は
、ガイド孔の曲線形状により連結杆の揺動角度が決まり
、原動カムと従動クランクの揺動角度を自由に設定する
ことができる。[Operation] In the air conditioner air direction adjusting device according to the present invention, the swinging angle of the connecting rod is determined by the curved shape of the guide hole, and the swinging angle of the driving cam and the driven crank can be freely set.
【0008】[0008]
【実施例】以下この発明の一実施例を図について説明す
る。図1は図6に対応する本発明の要部の分解斜視図で
、同一部分には同一符号を付し説明を省略する。図にお
いて、(25)は従動クランクで、一端に非円形孔(1
6)を形成し、他端に従動軸(26)を突設している。
この非円形孔(16)には風向調整板B(7)の支持軸
B(9)が嵌着され、これにより、側壁(10)の軸受
穴B(12)に軸支された支持軸B(9)は従動クラン
ク(25)の回動により揺動する。(27)は連結杆で
、一端に円形孔(28)、他端に長孔(29)がそれぞ
れ形成され、中央にガイド軸(30)を突設している。
円形孔(28)は支持ボス(24)に枢支され、ワッシ
ャー(31)を介して螺子止めされる。長孔(29)に
は従動軸(26)が挿通される。
(32)は原動カムで、中心に非円形孔(33)、周縁
に沿って曲線状のガイド孔(34)を有し、半径方向に
突片(35)を張り出し形成している。上記非円形孔(
33)には風向調整板A(6)の支持軸A(8)が嵌着
され、反対側より電動モータ(22)のモータ軸(23
)が嵌着され、原動カム(32)は支持軸A(8)を支
点として揺動する。ガイド孔(34)には連結杆(27
)のガイド軸(30)が挿通される。DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is an exploded perspective view of the main parts of the present invention corresponding to FIG. 6, and the same parts are denoted by the same reference numerals and the explanation thereof will be omitted. In the figure, (25) is a driven crank, with a non-circular hole (1
6), with a driven shaft (26) protruding from the other end. The support shaft B (9) of the wind direction adjusting plate B (7) is fitted into this non-circular hole (16), and thereby the support shaft B (9) of the wind direction adjustment plate B (7) is supported pivotally in the bearing hole B (12) of the side wall (10). (9) swings by rotation of the driven crank (25). (27) is a connecting rod, which has a circular hole (28) at one end, a long hole (29) at the other end, and a guide shaft (30) protruding from the center. The circular hole (28) is pivotally supported by the support boss (24) and screwed through a washer (31). A driven shaft (26) is inserted through the elongated hole (29). (32) is a driving cam, which has a non-circular hole (33) in the center, a curved guide hole (34) along the periphery, and a projecting piece (35) extending in the radial direction. The above non-circular hole (
The support shaft A (8) of the wind direction adjustment plate A (6) is fitted into the wind direction adjustment plate A (6), and the motor shaft (23) of the electric motor (22) is fitted from the opposite side.
) is fitted, and the drive cam (32) swings about the support shaft A (8) as a fulcrum. A connecting rod (27) is installed in the guide hole (34).
) is inserted through the guide shaft (30).
【0009】上記ガイド孔(34)は図4に示すように
、原動カム(32)の揺動角度(a)を規制するポイン
ト(f)及び(g)を結び、原動カム(32)の中心か
らの距離が漸進的に変化する曲線(38)を中心に常に
一定の寸法を保つ曲線(39)(40)と半円部(36
)(37)とによって形成される。As shown in FIG. 4, the guide hole (34) connects points (f) and (g) that regulate the swing angle (a) of the driving cam (32), and connects the center of the driving cam (32). Curves (39) and (40) that always maintain constant dimensions centering on the curve (38) whose distance from
) (37).
【0010】次に動作について説明する。図2は停止状
態つまり吹出口(5)を風向調整板A(6)風向調整板
B(7)が閉じた状態を示し、図3は運転状態において
、風向調整板A(6)風向調整板B(7)が開いた状態
を示すものである。図4はリンク機構の動作を示す説明
図で、風向調整板A(6)の動作角度すなわち原動カム
(32)の揺動角度(a)は半円部(36)(37)が
ガイド軸(30)に当接することにより決定され、この
原動カム(32)が(a)角度揺動する時ガイド軸(3
0)がガイド孔(34)の曲線(39)(40)に案内
されることにより、連結杆(27)が(c)角度揺動す
る。この時従動軸(26)が長孔(29)に挿通されて
いるため、従動クランク(25)は(b)角度揺動し、
これと一体化された風向調整板B(7)も(b)角度揺
動する。Next, the operation will be explained. Figure 2 shows the stopped state, that is, the state where the air outlet (5) is closed by the wind direction adjustment plate A (6) and the wind direction adjustment plate B (7). B(7) shows the open state. FIG. 4 is an explanatory diagram showing the operation of the link mechanism. 30), and when this drive cam (32) swings at an angle (a), the guide shaft (3
0) is guided by the curves (39) and (40) of the guide hole (34), so that the connecting rod (27) swings by the angle (c). At this time, since the driven shaft (26) is inserted into the elongated hole (29), the driven crank (25) swings by the angle (b).
The wind direction adjusting plate B (7) integrated therewith also swings in the angle (b).
【0011】風向調整板A(6)風向調整板B(7)が
閉じている時は、図2のように半円部(37)がガイド
軸(30)に当接している。運転状態では図3のように
電動モータ(22)のモータ軸(23)の回動により風
向調整板A(6)及び原動カム(32)が揺動し、連結
杆(27)及び従動クランク(25)を介して風向調整
板B(7)が連動する。この時風向調整板A(6)及び
風向調整板B(7)は電動モータ(22)を停止するこ
とにより自由な位置に停止させることができ、最も開い
た位置は図3に示すように半円部(36)がガイド軸(
30)に当接する位置である。When the wind direction adjustment plate A (6) and the wind direction adjustment plate B (7) are closed, the semicircular portion (37) is in contact with the guide shaft (30) as shown in FIG. In the operating state, as shown in Fig. 3, the rotation of the motor shaft (23) of the electric motor (22) causes the wind direction adjusting plate A (6) and the driving cam (32) to swing, and the connecting rod (27) and the driven crank ( 25), the wind direction adjusting plate B (7) is interlocked. At this time, the wind direction adjustment plate A (6) and the wind direction adjustment plate B (7) can be stopped at any position by stopping the electric motor (22), and the most open position is half way as shown in Figure 3. The circular part (36) is the guide shaft (
30).
【0012】風向調整板A(6)及び風向調整板B(7
)の関係位置は、ガイド孔(34)の曲線(39)(4
0)で決まるため、この曲線(39)(40)を変更す
ることにより自由な関係位置に設定できる。[0012] Wind direction adjustment plate A (6) and wind direction adjustment plate B (7
) is the relative position of the curve (39) (4) of the guide hole (34).
0), so by changing these curves (39) and (40), it is possible to set the relative position freely.
【0013】本発明においては、従動軸(26)と長孔
(29)の嵌合によって風向調整板B(7)の位置を規
制しているため、不安定になり易いが、図2のように吹
出口(5)を風向調整板A(6)及び風向調整板B(7
)によって閉じた時に突片(35)が従動軸(26)に
当接し、ストリッパーの役を果すので位置が安定する。In the present invention, since the position of the wind direction adjustment plate B (7) is regulated by the engagement of the driven shaft (26) and the elongated hole (29), it tends to become unstable, but as shown in FIG. Connect the air outlet (5) to the wind direction adjustment plate A (6) and the wind direction adjustment plate B (7).
), when closed, the protruding piece (35) comes into contact with the driven shaft (26) and acts as a stripper, making the position stable.
【0014】[0014]
【発明の効果】以上のように、この発明によれば、一方
の風向調整板A(6)の支持軸A(8)と電動モータ軸
(23)とを同軸上に嵌着する非円形孔(33)、この
孔の中心からの距離が漸進的に変化する曲線に沿ったガ
イド孔(34)及び半径方向に張り出した突片(35)
を設けた原動カム(32)と、吹出口側壁に一端が回動
自在に枢支され、上記ガイド孔(34)に移動可能に挿
通されるガイド軸(30)を突設し、他端に長孔(29
)を設けた連結杆(27)と、他方の風向調整板B(7
)の支持軸B(9)に一端を嵌着し、他端に、上記長孔
(29)に挿通される従動軸(26)を突設した従動ク
ランク(25)とを備え、前記吹出口を閉塞するよう風
向調整板A及び風向調整板Bが位置するとき、前記原動
カム(32)の突片(35)が上記従動軸(26)に当
接し、これを保持するように構成したから、原動カムの
ガイド孔を適宜設定することにより、一方の風向調整板
Aと他方の風向調整板Bの回動量を比例させないように
する事が出来、一方の風向調整板Aを適宜の位置で停止
させたときの他方の風向調整板Bを吹出し気流が最適と
なる位置で停止させることができる。As described above, according to the present invention, the non-circular hole into which the support shaft A(8) of one of the wind direction adjustment plates A(6) and the electric motor shaft (23) are coaxially fitted is provided. (33), a guide hole (34) along a curve whose distance from the center of the hole gradually changes, and a projection protruding in the radial direction (35)
A drive cam (32) is provided with a drive cam (32), one end of which is rotatably supported on the side wall of the outlet, a guide shaft (30) that is movably inserted into the guide hole (34) is protrudingly provided, and the other end is provided with a guide shaft (30) that is movably inserted into the guide hole (34). Long hole (29
) with the connecting rod (27) and the other wind direction adjustment plate B (7
), one end of which is fitted onto the support shaft B (9), and a driven crank (25) having a driven shaft (26) protruding from the other end that is inserted into the elongated hole (29); When the wind direction adjusting plate A and the wind direction adjusting plate B are positioned so as to block the flow, the projecting piece (35) of the driving cam (32) comes into contact with the driven shaft (26) and holds it. By appropriately setting the guide hole of the drive cam, it is possible to prevent the amount of rotation of one wind direction adjustment plate A and the other wind direction adjustment plate B from being proportional, and to set one wind direction adjustment plate A at an appropriate position. When stopped, the other wind direction adjusting plate B can be stopped at a position where the blown airflow is optimal.
【0015】また、吹出口を閉塞するように両方の風向
調整板A及びBを位置させたとき、連結杆(27)と従
動クランク(25)の連結部分で多少のガタツキが生じ
ても原動カムの突片(35)が従動クランクの従動軸(
26)に当接し、これを保持するから他方の風向調整板
Bの閉塞を確実にし、ガタツキを防止し、ビビリ音等の
発生を防止することができる。Furthermore, when both the wind direction adjustment plates A and B are positioned so as to close the air outlet, even if there is some wobbling at the connecting portion between the connecting rod (27) and the driven crank (25), the driving cam will not move. The protruding piece (35) is connected to the driven shaft of the driven crank (
26) and holds it, it is possible to ensure the closing of the other wind direction adjustment plate B, prevent rattling, and prevent the occurrence of chattering noises and the like.
【図1】この発明の一実施例による風向調整装置の分解
斜視図。FIG. 1 is an exploded perspective view of a wind direction adjustment device according to an embodiment of the present invention.
【図2】図1の吹出口を閉じたときの拡大断面図。FIG. 2 is an enlarged sectional view when the air outlet in FIG. 1 is closed.
【図3】図2の吹出口を開いたときの拡大断面図。FIG. 3 is an enlarged sectional view when the air outlet shown in FIG. 2 is opened.
【図4】図1の作動原理を示す説明図。FIG. 4 is an explanatory diagram showing the operating principle of FIG. 1.
【図5】従来の風向調整装置の断面図。FIG. 5 is a sectional view of a conventional wind direction adjustment device.
【図6】図5の装置の要部の分解斜視図。FIG. 6 is an exploded perspective view of essential parts of the device shown in FIG. 5;
【図7】図5の吹出口を開いたときの断面図。FIG. 7 is a sectional view when the air outlet shown in FIG. 5 is opened.
6 風向調整板A 7 風向調整板B 8 支持軸A 9 支持軸B 10 吹出口側壁 11 軸受孔A 12 軸受孔B 16 非円形孔B 22 電動モータ 23 モーター軸 25 従動クランク 26 従動軸 27 連結杆 28 円形孔 29 長孔 30 ガイド軸 32 原動カム 33 非円形孔 34 ガイド孔 35 突片 6 Wind direction adjustment plate A 7 Wind direction adjustment plate B 8 Support shaft A 9 Support shaft B 10 Air outlet side wall 11 Bearing hole A 12 Bearing hole B 16 Non-circular hole B 22 Electric motor 23 Motor shaft 25 Driven crank 26 Driven axis 27 Connecting rod 28 Circular hole 29 Long hole 30 Guide shaft 32 Driving cam 33 Non-circular hole 34 Guide hole 35 Projection piece
Claims (1)
向に回動自在に支持し、一方の風向調整板を駆動する電
動モータと、この一方の風向調整板と他方の風向調整板
とを連動させるために連結するリンク機構とを備えた風
向調整装置において、一方の風向調整板Aの支持軸Aと
電動モータ軸とを同軸上に嵌着する非円形孔、この孔の
中心からの距離が漸進的に変化する曲線に沿ったガイド
孔及び半径方向に張り出した突片(35)を設けた原動
カムと、吹出口側壁に一端が回動自在に枢支され、上記
ガイド孔に移動可能に挿通されるガイド軸を突設し、他
端に長孔を設けた連結杆と、他方の風向調整板Bの支持
軸Bに一端を嵌着し、他端に、上記長孔に挿通される従
動軸を突設した従動クランクとを備え、前記吹出口を閉
塞する位置に風向調整板A及び風向調整板Bが回動する
とき、前記原動カムの突片が上記従動軸に当接し、これ
を保持するように構成したことを特徴とする空気調和機
の風向調整装置。[Claim 1] A plurality of wind direction adjustment plates are rotatably supported in the same direction at an air outlet, an electric motor that drives one of the wind direction adjustment plates, one of the wind direction adjustment plates, and the other wind direction adjustment plate. In a wind direction adjustment device equipped with a link mechanism that connects the wind direction adjustment plate A, a non-circular hole in which the support shaft A of one wind direction adjustment plate A and the electric motor shaft are fitted coaxially; A driving cam is provided with a guide hole along a curve whose distance gradually changes and a protruding piece (35) projecting in the radial direction, and one end is rotatably supported on the side wall of the outlet and moves to the guide hole. A connecting rod has a protruding guide shaft that can be inserted through it, and has a long hole at the other end, and one end is fitted to the support shaft B of the other wind direction adjustment plate B, and the other end is inserted into the long hole. and a driven crank having a protruding driven shaft, and when the wind direction adjustment plate A and the wind direction adjustment plate B are rotated to a position where the air outlet is closed, the projecting piece of the driving cam comes into contact with the driven shaft. , a wind direction adjustment device for an air conditioner, characterized in that it is configured to hold the same.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3040737A JPH04260748A (en) | 1991-02-14 | 1991-02-14 | Air direction adjustment device for air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3040737A JPH04260748A (en) | 1991-02-14 | 1991-02-14 | Air direction adjustment device for air conditioner |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH04260748A true JPH04260748A (en) | 1992-09-16 |
Family
ID=12588947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3040737A Pending JPH04260748A (en) | 1991-02-14 | 1991-02-14 | Air direction adjustment device for air conditioner |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH04260748A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998011392A1 (en) * | 1996-09-11 | 1998-03-19 | Daikin Industries, Ltd. | Air supply port structure of air conditioner |
US5888133A (en) * | 1996-06-06 | 1999-03-30 | Fujitsu General Limited | Air conditioner |
CN100359256C (en) * | 2003-05-20 | 2008-01-02 | 乐金电子(天津)电器有限公司 | Shutter device for air conditioner |
JP2010249360A (en) * | 2009-04-13 | 2010-11-04 | Mitsubishi Electric Corp | Indoor unit for air conditioner |
-
1991
- 1991-02-14 JP JP3040737A patent/JPH04260748A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5888133A (en) * | 1996-06-06 | 1999-03-30 | Fujitsu General Limited | Air conditioner |
AU736741B2 (en) * | 1996-06-06 | 2001-08-02 | Fujitsu General Limited | Air conditioner |
WO1998011392A1 (en) * | 1996-09-11 | 1998-03-19 | Daikin Industries, Ltd. | Air supply port structure of air conditioner |
AU727211B2 (en) * | 1996-09-11 | 2000-12-07 | Daikin Industries, Ltd. | Blow outlet structure of air conditioner |
CN100359256C (en) * | 2003-05-20 | 2008-01-02 | 乐金电子(天津)电器有限公司 | Shutter device for air conditioner |
JP2010249360A (en) * | 2009-04-13 | 2010-11-04 | Mitsubishi Electric Corp | Indoor unit for air conditioner |
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