JPH08261627A - Freezing refrigerator - Google Patents
Freezing refrigeratorInfo
- Publication number
- JPH08261627A JPH08261627A JP6255495A JP6255495A JPH08261627A JP H08261627 A JPH08261627 A JP H08261627A JP 6255495 A JP6255495 A JP 6255495A JP 6255495 A JP6255495 A JP 6255495A JP H08261627 A JPH08261627 A JP H08261627A
- Authority
- JP
- Japan
- Prior art keywords
- ice
- ice tray
- tray
- amount
- refrigerator
- 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.)
- Granted
Links
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、冷凍室に複数の製氷皿
部を有した製氷皿を設けた冷凍冷蔵庫に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a freezer-refrigerator provided with an ice tray having a plurality of ice tray parts in a freezer compartment.
【０００２】[0002]
【従来の技術】従来、製氷機を有した冷凍冷蔵庫の構造
は、製氷機の製氷皿が取り付けられている位置の冷凍室
の奥壁に冷気吹出口が設けられ、該冷気吹出口から吹き
出される冷気により製氷皿の水を冷却して製氷を行って
いたが、冷気が冷凍室の奥壁に設けられた冷気吹出口か
ら送られるだけであり、冷気の冷熱が製氷皿の水に効率
よく伝熱されず、製氷時間を短くすることができなかっ
た。2. Description of the Related Art Conventionally, the structure of a freezer-refrigerator having an ice making machine is such that a cold air blowout port is provided in the back wall of the freezing compartment at the position where the ice making plate of the ice making machine is attached, and blown out from the cold air blowout port. The ice in the ice tray was cooled by the cold air to make ice, but the cold air is only sent from the cold air outlet provided in the back wall of the freezer compartment, and the cold heat of the cold air is efficiently transferred to the water in the ice tray. The heat was not transferred and the ice making time could not be shortened.
【０００３】これを改良したものが実開平６−７３６８
１号公報に開示されている。この冷凍冷蔵庫は図７に示
すように、複数の製氷皿部を有した製氷皿２１が回動軸
２２を介して回動自在に冷凍室（製氷室）２３に設けら
れ、該製氷皿２１を回動させて当該製氷皿２１で製氷さ
れた氷を離氷する製氷皿駆動モータ２４が設けられ、上
記製氷皿２１の下方に離氷された氷を貯氷する貯氷箱２
５が設けられ、上記冷凍室２３の奥壁に冷気吹出口（図
示せず）が設けられ、上記冷凍室２３の両側壁に冷気ダ
クト２６が設けられ、該冷気ダクト２６に上記製氷皿２
１の側面に対向させて冷気吹出口２７が設けられ、該冷
気吹出口２７にスライド式の冷気吹出口開閉体（図示せ
ず）が設けられ、該冷気吹出口開閉体を扉（図示せず）
に設けられたスイッチの操作によりスライドさせて上記
冷気吹出口２７を開成するソレノイド（図示せず）が設
けられていた。An improved version of this is the actual Kaihei 6-7368.
It is disclosed in Japanese Patent Publication No. In this freezer-refrigerator, as shown in FIG. 7, an ice making plate 21 having a plurality of ice making plates is rotatably provided in a freezing chamber (ice making chamber) 23 via a rotating shaft 22. An ice tray drive motor 24 for rotating the ice tray 21 to remove ice produced by the ice tray 21 is provided, and an ice storage box 2 for storing the ice released under the ice tray 21 is provided below the ice tray 21.
5 is provided, a cold air outlet (not shown) is provided on the inner wall of the freezing compartment 23, cold air ducts 26 are provided on both side walls of the freezing compartment 23, and the ice tray 2 is provided on the cold air duct 26.
1, a cold air outlet 27 is provided so as to face the side surface of the first cold air outlet 27, a slide type cool air outlet opening / closing body (not shown) is provided at the cold air outlet 27, and the cold air outlet opening / closing body is provided with a door (not shown). )
There is provided a solenoid (not shown) that opens the cold air outlet 27 by sliding it by operating a switch provided in the.
【０００４】[0004]
【発明が解決しようとする課題】上記構成の冷凍冷蔵庫
であれば、従来の冷凍室の奥壁にのみ冷気吹出口を設け
たものに比べれば、製氷時間を短縮することができる
が、製氷皿の両側面に対向した冷気吹出口と冷凍室の奥
壁に設けられた吹出口から冷気が出されているが、製氷
皿の水には製氷皿２１（樹脂材料）を介して冷気が当た
り、製氷皿２１を通して冷気の冷熱が伝えられるため、
熱伝導の効率が低下し製氷時間を短縮することがあまり
できなかった。また、冷気ダクトを冷凍室の両側壁に設
けているため、２個の冷気ダクトを設けるスペースが必
要となり、冷凍室のスペースを有効に使用することがで
きなかった。With the freezer-refrigerator having the above-mentioned structure, the ice making time can be shortened as compared with the conventional refrigerator provided with the cold air outlet only on the inner wall of the freezer. The cold air is emitted from the cold air outlets facing both side surfaces and the air outlet provided in the back wall of the freezing room, but the cold air hits the water of the ice tray via the ice tray 21 (resin material), Because the cold heat of cold air is transmitted through the ice tray 21,
The efficiency of heat conduction was reduced, and it was not possible to shorten the ice making time. Further, since the cold air ducts are provided on both side walls of the freezing room, a space for providing two cold air ducts is required, and the space of the freezing room cannot be effectively used.
【０００５】本発明の冷凍冷蔵庫は上記の問題に鑑みな
されたものであり、製氷皿の上部に設けられた冷気ダク
トに上記製氷皿の各製氷皿部の上面に対向させて複数の
冷気吹出口を設けることにより、製氷皿部の水に直接冷
気を当て製氷時間を短縮することを目的とするものであ
る。The refrigerating refrigerator of the present invention has been made in view of the above problems, and a plurality of cold air outlets are provided by making a cold air duct provided at the upper portion of the ice tray face the upper surface of each ice tray portion of the ice tray. The purpose of this is to reduce the ice making time by directly applying cold air to the water in the ice making tray.
【０００６】[0006]
【課題を解決するための手段】上記の目的を解決するた
めに請求項１記載の冷凍冷蔵庫は、冷凍室に複数の製氷
皿部を有した製氷皿を設け、上記製氷皿の上部に冷気を
導く冷気ダクトを設け、該冷気ダクトに上記製氷皿の各
製氷皿部の上面に対向させて複数の冷気吹出口を設けて
いる。In order to solve the above-mentioned object, a freezer-refrigerator according to claim 1 is provided with an ice-making tray having a plurality of ice-making trays in a freezing compartment, and cool air is provided above the ice-making tray. A cold air duct for guiding is provided, and a plurality of cold air outlets are provided in the cold air duct so as to face the upper surfaces of the ice tray parts of the ice tray.
【０００７】請求項２記載の冷凍冷蔵庫は、上記製氷皿
に水を供給する給水装置を冷蔵室に設け、上記製氷皿を
回動させて当該製氷皿に製氷された氷を離氷させる製氷
皿駆動モータを設け、上記冷気ダクトの冷気入口に当該
冷気入口を開閉する電動ダンパーを設け、該電動ダンパ
ーを制御して製氷時間を任意に調整する制御部を設けて
いる。According to another aspect of the present invention, there is provided an ice-making refrigerator in which a water supply device for supplying water to the ice tray is provided in a refrigerating compartment, and the ice tray is rotated to remove the ice made from the ice tray. A drive motor is provided, an electric damper for opening and closing the cold air inlet is provided at the cold air inlet of the cold air duct, and a control unit for controlling the electric damper to arbitrarily adjust the ice making time is provided.
【０００８】請求項３記載の冷凍冷蔵庫は、冷蔵庫本体
に外気の温度を検知する外気温検知センサーを設け、上
記制御部は、該外気温検知センサーの検知温度が設定温
度より高い場合には上記電動ダンパーの開閉量を全開と
する。According to a third aspect of the present invention, in the refrigerator / freezer, an outside air temperature detecting sensor for detecting the temperature of the outside air is provided in the refrigerator body, and the control unit is operated when the detected temperature of the outside air temperature detecting sensor is higher than the set temperature. Fully open and close the electric damper.
【０００９】請求項４記載の冷凍冷蔵庫は、上記製氷皿
で製氷された氷の一定期間の使用量を検知する氷使用量
検知手段を設け、上記制御部は、該氷使用量検知手段で
検知した氷の使用量が設定量より多い場合には上記電動
ダンパーの開閉量を全開とする。According to a fourth aspect of the present invention, there is provided a freezer-refrigerator, which is provided with an ice usage amount detecting means for detecting a usage amount of ice made in the ice making tray for a certain period, and the control section is detected by the ice usage amount detecting means. When the amount of ice used is larger than the set amount, the opening / closing amount of the electric damper is fully opened.
【００１０】請求項５記載の冷凍冷蔵庫は、上記制御部
は、上記外気温検知センサーの検知温度が上記設定温度
よりも低い第２設定温度より低い場合、若しくは、上記
氷使用量検知手段で検知した氷の使用量が上記設定量よ
りも少ない第２設定量より少ない場合には上記電動ダン
パーの開閉量を全閉とする。According to a fifth aspect of the present invention, in the refrigerating refrigerator, the control unit detects when the temperature detected by the outside air temperature detection sensor is lower than a second set temperature lower than the set temperature, or by the ice usage amount detection means. When the amount of ice used is less than the second set amount that is smaller than the set amount, the open / close amount of the electric damper is fully closed.
【００１１】請求項６記載の冷凍冷蔵庫は、上記制御部
で製氷中のみ上記電動ダンパーの開閉量を全開とし、製
氷中以外の時は上記電動ダンパーの開閉量を全閉とす
る。In the refrigerating refrigerator according to the sixth aspect of the invention, the opening / closing amount of the electric damper is fully opened only during ice making by the control unit, and the opening / closing amount of the electric damper is fully closed except during ice making.
【００１２】請求項７記載の冷凍冷蔵庫は、上記製氷皿
に水を供給する給水装置を冷蔵室に設け、上記製氷皿を
回動させて当該製氷皿に製氷された氷を離氷させる製氷
皿駆動モータを設け、上記冷気ダクト内に冷気を送風す
る送風機を設け、冷蔵庫本体に外気の温度を検知する外
気温検知センサーを設け、該外気温検知センサーの検知
温度が第１設定温度より高い場合に、上記送風機を動作
させる制御部を設けている。According to a seventh aspect of the present invention, there is provided a freezer / refrigerator, wherein a water supply device for supplying water to the ice tray is provided in a refrigerating compartment, and the ice tray is rotated to remove the ice made from the ice tray. A drive motor is provided, a blower for blowing cool air is provided in the cold air duct, an outside air temperature detection sensor for detecting the temperature of outside air is provided in the refrigerator body, and the detected temperature of the outside air temperature detection sensor is higher than the first set temperature. In addition, a controller for operating the blower is provided.
【００１３】請求項８記載の冷凍冷蔵庫は、上記製氷皿
に水を供給する給水装置を冷蔵室に設け、上記製氷皿を
回動させて当該製氷皿に製氷された氷を離氷させる製氷
皿駆動モータを設け、上記冷気ダクト内に冷気を送風す
る送風機を設け、上記製氷皿で製氷された氷の一定期間
の使用量を検知する氷使用量検知手段を設け、該氷使用
量検知手段で検知した氷の使用量が第１設定量よりも多
い場合に、上記送風機を動作させる制御部を設けてい
る。According to the eighth aspect of the present invention, there is provided a freezer-refrigerator having a water supply device for supplying water to the ice tray in a refrigerating chamber, and the ice tray is rotated to release the ice made from the ice tray. A drive motor is provided, a blower for blowing cool air is provided in the cold air duct, and an ice usage amount detecting means for detecting the usage amount of ice made in the ice making tray for a certain period is provided. A controller is provided for operating the blower when the detected amount of ice used is larger than the first set amount.
【００１４】[0014]
【作用】請求項１記載の冷凍冷蔵庫は、冷気ダクトの冷
気吹出口から製氷皿の上部へ冷気を吹き出し、該製氷皿
の製氷皿部の水を直接冷気により冷却し製氷を行う。In the refrigerating refrigerator according to the first aspect, cold air is blown from the cold air outlet of the cold air duct to the upper part of the ice tray, and the water in the ice tray portion of the ice tray is directly cooled by the cold air to perform ice making.
【００１５】請求項２記載の冷凍冷蔵庫は、冷気ダクト
の冷気入口の電動ダンパーを制御部で制御し、製氷皿で
の氷の製氷時間を任意に調整する。In the refrigerating refrigerator according to the second aspect, the electric damper of the cold air inlet of the cold air duct is controlled by the controller to arbitrarily adjust the ice making time in the ice making tray.
【００１６】請求項３記載の冷凍冷蔵庫は、外気温検知
センサーで検知した外気温が設定温度より高い場合に、
上記制御部で上記電動ダンパーを全開にして上記製氷皿
へ流れる冷気の量を多くし、製氷時間を短くして製氷量
を増やす。According to a third aspect of the present invention, in the refrigerator / freezer, when the outside air temperature detected by the outside air temperature detection sensor is higher than the set temperature,
The control unit fully opens the electric damper to increase the amount of cold air flowing to the ice tray, shorten the ice making time, and increase the ice making amount.
【００１７】請求項４記載の冷凍冷蔵庫は、氷使用量検
知手段で検知した一定期間の氷の使用量が設定量とより
多い場合に、上記制御部で上記電動ダンパーを全開にし
て上記製氷皿へ流れる冷気の量を多くし、製氷時間を短
くして製氷量を増やす。According to a fourth aspect of the present invention, in the refrigerator / freezer, when the ice usage amount detected by the ice usage amount detecting means is larger than the set amount, the electric damper is fully opened by the control unit and the ice tray is made. Increase the amount of cold air that flows into, reduce the ice making time and increase the amount of ice making.
【００１８】請求項５記載の冷凍冷蔵庫は、外気温が第
２設定温度より低い場合、若しくは、使用量が第２設定
量より少ない場合に、上記制御部で上記電動ダンパーを
全閉して冷気ダクトからの冷気を遮断し、冷凍室内の冷
気により上記製氷皿の氷を保冷する。According to the fifth aspect of the present invention, in the refrigerator / freezer, when the outside air temperature is lower than the second set temperature, or when the usage amount is less than the second set temperature, the control unit fully closes the electric damper to cool the refrigerator. The cold air from the duct is shut off, and the ice in the ice tray is kept cool by the cold air in the freezing compartment.
【００１９】請求項６記載の冷凍冷蔵庫は、製氷皿での
製氷中にのみ上記電動ダンパーを全開として製氷時間を
短縮し、製氷中以外は冷凍室内の冷気により製氷皿の氷
の保冷を行う。In the refrigerating refrigerator according to the sixth aspect, the electric damper is fully opened only during ice making in the ice tray to shorten the ice making time, and the ice in the ice tray is kept cold by the cold air in the freezing room except during ice making.
【００２０】請求項７記載の冷凍冷蔵庫は、外気温検知
センサーで検知した外気温が設定温度より高い場合に、
制御部で冷気ダクトの送風機を動作させて製氷皿へ流れ
る冷気の量を多くし、製氷時間を短くして製氷量を増や
す。According to a seventh aspect of the present invention, in the refrigerator / freezer, when the outside air temperature detected by the outside air temperature detection sensor is higher than the set temperature,
The control unit operates the blower of the cool air duct to increase the amount of cool air flowing to the ice tray, shorten the ice making time, and increase the ice making amount.
【００２１】請求項８記載の冷凍冷蔵庫は、氷使用量検
知手段で検知した一定期間の氷の使用量が設定量とより
多い場合に、制御部で冷気ダクトの送風機を動作させて
製氷皿へ流れる冷気の量を多くし、製氷時間を短くして
製氷量を増やす。According to the eighth aspect of the present invention, when the ice usage amount detected by the ice usage amount detecting means is larger than the set amount of ice for a certain period of time, the controller operates the blower of the cold air duct to the ice tray. Increase the amount of cold air flowing, shorten the ice making time, and increase the amount of ice making.
【００２２】[0022]
【実施例】本発明の冷凍冷蔵庫の実施例を図１，図２，
図４，図５，図６とともに説明する。EXAMPLES Examples of a refrigerator-freezer of the present invention are shown in FIGS.
This will be described with reference to FIGS. 4, 5 and 6.
【００２３】本発明の冷凍冷蔵庫の第１実施例は図に示
すように、冷凍室（図示せず）に複数の製氷皿部１を有
した製氷皿２を回動自在に設けるとともに該製氷皿２を
回動させて当該製氷皿２で製氷された氷を離氷する製氷
皿駆動モータ３を設け、冷凍室（図示せず）に貯水タン
ク（図示せず）及びポンプ（図示せず）を設け、該ポン
プにより汲み上げられた貯水タンクの水を上記製氷皿２
に供給する給水パイプ４を設け、上記製氷皿２，製氷皿
駆動モータ３，貯水タンク，ポンプ，給水パイプ４から
自動製氷機を構成している。In the first embodiment of the freezer-refrigerator of the present invention, as shown in the drawing, an ice tray 2 having a plurality of ice tray portions 1 is rotatably provided in a freezer (not shown), and the ice tray is also made. An ice tray drive motor 3 for rotating the ice tray 2 to separate the ice made by the ice tray 2 is provided, and a water storage tank (not shown) and a pump (not shown) are provided in a freezing chamber (not shown). The water in the water storage tank provided by the pump is provided in the ice tray 2
A water supply pipe 4 for supplying the water is supplied to the ice tray 2, and the ice tray 2, the ice tray drive motor 3, the water storage tank, the pump, and the water supply pipe 4 constitute an automatic ice making machine.
【００２４】上記冷凍室の上記製氷皿２の下方に離氷さ
れた氷を貯氷する貯氷箱（図示せず）を設け、該貯氷箱
の上端部分に臨むように当該貯氷箱内に貯氷された氷の
量が満杯になったのを検知する貯氷量検知センサー（図
示せず）を設け、上記冷凍室の上記製氷皿２の上方に冷
気を当該製氷皿２に導く冷気ダクト５を設け、該冷気ダ
クト５の下面に上記製氷皿２の各製氷皿部１に対向させ
て冷気吹出口６を設け、上記冷気ダクト５の冷気入口７
に当該冷気入口７を開閉するダンパー８とダンパー駆動
モータ９からなる電動ダンパー１０を設け、上記冷気ダ
クト５の上面内側に上記冷気入口７から流入した冷気を
上記冷気吹出口６から流出させるために冷気を当該冷気
吹出口６に導く導風リブ１１を設けてる。An ice storage box (not shown) for storing the released ice is provided below the ice tray 2 in the freezer compartment, and the ice storage box stores the ice so as to face the upper end portion of the ice storage box. An ice storage amount detection sensor (not shown) that detects when the amount of ice is full is provided, and a cold air duct 5 that guides cool air to the ice tray 2 is provided above the ice tray 2 in the freezer compartment. A cold air outlet 6 is provided on the lower surface of the cold air duct 5 so as to face each of the ice tray parts 1 of the ice tray 2, and a cold air inlet 7 of the cold air duct 5 is provided.
An electric damper 10 including a damper 8 for opening and closing the cold air inlet 7 and a damper driving motor 9 is provided in order to let the cold air flowing in from the cold air inlet 7 flow out from the cold air outlet 6 inside the upper surface of the cold air duct 5. An air guide rib 11 that guides cold air to the cold air outlet 6 is provided.
【００２５】そして、上記電動ダンパー１０（ダンパー
駆動モータ９）は制御部１２により制御され上記冷気入
口７を開閉する。該制御部１２には冷蔵庫本体（図示せ
ず）に設けられた外気の温度を検知する外気温検知セン
サー１３が接続されるとともに、上記製氷皿駆動モータ
３及び上記ダンパー駆動モータ９が接続されている。な
お、１４は後述する送風機の送風機モータであり、上記
制御部１２に接続されている。The electric damper 10 (damper drive motor 9) is controlled by the controller 12 to open and close the cold air inlet 7. The control unit 12 is connected to an outside air temperature detection sensor 13 provided in a refrigerator body (not shown) for detecting the temperature of outside air, and is also connected to the ice tray drive motor 3 and the damper drive motor 9. There is. Reference numeral 14 denotes a blower motor of a blower described later, which is connected to the control unit 12.
【００２６】上記構成の冷凍冷蔵庫の第１実施例の動作
を説明すると、製氷時にポンプの働きにより貯水タンク
から汲み上げた一定量の水を給水パイプ４を介して製氷
皿２に供給し、制御部１２によりダンパー駆動モータ９
を動作させてダンパー８を移動させ、冷気ダクト５の冷
気入口７を開成して該冷気入口７から冷気を上記冷気ダ
クト５内に流入させ、該冷気ダクト５に流入した冷気を
図１及び図２の矢印のように導風リブ１１で冷気吹出口
６に導き、該冷気吹出口６から上記製氷皿２の各製氷皿
部１の上面に冷気を流出させ、該製氷皿２の各製氷皿部
１の水に直接冷気を当てて製氷を行う。この製氷時の上
記ダンパー８の開閉量は任意に調節可能になっており、
該ダンパーの開閉量によって製氷時間を調整することが
できるようになっている。そして、製氷されると上記制
御部１２が製氷皿駆動モータ３を駆動させ上記製氷皿２
を回動させ、該製氷皿２に製氷された氷を当該製氷皿２
から離氷させ貯氷箱に貯え、該貯氷箱に氷が満杯になる
まで上記の製氷動作を繰返し行う。この氷の量の検知は
上記貯氷箱の上端に臨んで設けられた貯氷量検知センサ
ーに氷が当接することにより検知するようになってい
る。The operation of the first embodiment of the refrigerating refrigerator having the above-mentioned structure will be described. A certain amount of water pumped up from the water storage tank by the function of the pump during ice making is supplied to the ice tray 2 through the water supply pipe 4 and the control unit. Damper drive motor 9 by 12
Is operated to move the damper 8 to open the cold air inlet 7 of the cold air duct 5 to allow cold air to flow into the cold air duct 5 from the cold air inlet 7 and the cold air flowing into the cold air duct 5 is shown in FIGS. As indicated by the arrow 2 in FIG. 2, the air is guided to the cold air outlet 6 by the air guide ribs 11, and the cold air is discharged from the cold air outlet 6 to the upper surface of each ice tray 1 of the ice tray 2 to make each ice tray of the ice tray 2. Cold water is directly applied to the water in Part 1 to make ice. The opening and closing amount of the damper 8 at the time of ice making can be arbitrarily adjusted,
The ice making time can be adjusted by the opening / closing amount of the damper. When the ice is made, the controller 12 drives the ice making plate drive motor 3 to make the ice making plate 2
And the ice made in the ice tray 2 is rotated.
The ice making operation is repeated until the ice is removed from the ice storage box and stored in the ice storage box, and the ice storage box is filled with ice. The amount of ice is detected by contacting the ice storage amount detection sensor provided at the upper end of the ice storage box with the ice.
【００２７】本発明の冷凍冷蔵庫の第２実施例を説明す
ると、製氷動作は上記と同様に行うが、製氷時に外気温
検知センサー１３により外気の温度を検知し、検知した
外気温が第１設定温度である２７℃よりも高い場合に、
上記制御部１２はダンパー駆動モータ９を駆動させ上記
ダンパー８の開閉量を全開とし、外気温の影響を受ける
ことなく短時間で製氷を行う。A second embodiment of the refrigerator / freezer of the present invention will be described. The ice making operation is performed in the same manner as above, but the outside air temperature is detected by the outside air temperature detection sensor 13 during ice making, and the detected outside air temperature is set to the first setting. If the temperature is higher than 27 ° C,
The control unit 12 drives the damper drive motor 9 to fully open and close the damper 8 to perform ice making in a short time without being affected by the outside air temperature.
【００２８】また、検知した外気温が第１設定温度より
も低く第２設定温度である２０℃よりも高い場合には、
上記ダンパー８の開閉量を３／４の開成量に開成させて
製氷を行い、検知した外気温が第２設定温度よりも低く
第３設定温度よりも高い場合には、上記ダンパー８の開
閉量を１／２（半開）の開成量に形成させて製氷を行う
ことにより、製氷時間を外気温に影響されないようにす
る。When the detected outside air temperature is lower than the first set temperature and higher than the second set temperature of 20 ° C.,
When the opening / closing amount of the damper 8 is opened to an opening amount of 3/4 to make ice, and the detected outside air temperature is lower than the second set temperature and higher than the third set temperature, the open / close amount of the damper 8 is set. The ice making time is not affected by the outside air temperature by performing the ice making with the formation amount of 1/2 (half open).
【００２９】本発明の冷凍冷蔵庫の第３実施例を説明す
ると、製氷動作は上記と同様に行うが、一定期間の氷の
使用量を氷使用量検知手段例えば上記製氷皿２の回動を
検知する検知手段を設け、該検知手段が一定期間例えば
１日に製氷を行う回数（製氷皿２が回動し離氷を行う回
数）を検知し、この回数が第１設定量例えば８回（１回
の製氷に要する時間は約２時間程度であり１日に製氷可
能な回数は１２回となる。）以上製氷動作を行うと、氷
の使用量が多いと判断し上記ダンパー８の開閉量を全開
とし、製氷時間を短くして使用時に氷が不足することが
ないようにしている。A third embodiment of the refrigerator / freezer according to the present invention will be described. The ice making operation is performed in the same manner as described above, but the amount of ice used for a certain period is detected by the ice use amount detecting means, for example, the rotation of the ice making tray 2. Is provided for detecting the number of times ice making is performed for a certain period of time, for example, one day (the number of times ice tray 2 is rotated and ice is removed), and this number of times is the first set amount, for example, 8 times (1 The time required for ice making is about 2 hours, and the number of times ice can be made is 12 times a day.) When the above ice making operation is performed, it is determined that the amount of ice used is large, and the opening / closing amount of the damper 8 is changed. It is fully opened and the ice making time is shortened to prevent running out of ice during use.
【００３０】本発明の冷凍冷蔵庫の第４実施例を説明す
ると、製氷時の外気温が第３設定温度よりも低い場合、
若しくは、氷の使用量が第２設定量例えば１日に１回程
度しか氷を使用しない場合には、上記ダンパー８の開閉
量を全閉として冷凍室内の冷気により、製氷を行うとと
もに氷の保冷を行う。A fourth embodiment of the refrigerator-freezer of the present invention will be described. When the outside air temperature during ice making is lower than the third preset temperature,
Alternatively, when the amount of ice used is the second set amount, for example, only once a day, the amount of opening / closing of the damper 8 is set to be fully closed, and the cold air in the freezing chamber is used to make ice and keep the ice cold. I do.
【００３１】本発明の冷凍冷蔵庫の第５実施例を説明す
ると、製氷動作時にのみ上記ダンパー８の開閉量を全開
とし製氷を行い、製氷時以外のときは上記ダンパー８を
全閉として冷凍室内の冷気により氷の保冷を行う。A fifth embodiment of the refrigerator-freezer of the present invention will be described. The ice-opening amount of the damper 8 is fully opened for ice making only during ice making operation, and the damper 8 is fully closed at other times than ice making to keep the inside of the freezing chamber. Keep ice cool with cold air.
【００３２】本発明の冷凍冷蔵庫の第６実施例を説明す
ると、冷気ダクト５内のダンパー８の後段に送風機モー
タ１４とファン１５とからなる送風機１６を設け、製氷
時に外気温検知センサー１３により外気の温度を検知
し、検知した外気温が第１設定温度である２７℃よりも
高い場合に、上記ダンパー８を全開とするとともに上記
制御部１２は送風機モータ１４を駆動させ上記送風機１
６により冷気の風速を速め、風速の速い冷気により製氷
動作を行うことにより外気温の影響を受けることなく短
時間で製氷を行う。A sixth embodiment of the refrigerator-freezer according to the present invention will be described. A blower 16 including a blower motor 14 and a fan 15 is provided in the cool air duct 5 after the damper 8 and the outside air temperature is detected by the outside air temperature detection sensor 13 during ice making. When the detected outside air temperature is higher than the first set temperature of 27 ° C., the damper 8 is fully opened and the controller 12 drives the blower motor 14 to drive the blower 1
6, the wind speed of the cool air is increased, and the ice making operation is performed by the cool air having the fast wind speed, so that the ice making is performed in a short time without being affected by the outside air temperature.
【００３３】本発明の冷凍冷蔵庫の第７実施例を説明す
ると、冷気ダクト５内のダンパー８の後段に送風機モー
タ１４とファン１５とからなる送風機１６を設け、一定
期間の氷の使用量を氷使用量検知手段例えば上記製氷皿
２の回動を検知する検知手段を設け、該検知手段が一定
期間例えば１日に製氷を行う回数（製氷皿２が回動し離
氷を行う回数）を検知し、この回数が第１設定量例えば
８回（１回の製氷に要する時間は約２時間程度であり１
日に製氷可能な回数は１２回となる。）以上製氷動作を
行うと、氷の使用量が多いと判断し、上記ダンパー８を
全開とするとともに上記制御部１２は送風機モータ１４
を駆動させ上記送風機１６により冷気の風速を速め、風
速の速い冷気により製氷動作を行うことにより外気温の
影響を受けることなく短時間で製氷を行う。Explaining a seventh embodiment of the refrigerator / freezer of the present invention, a blower 16 including a blower motor 14 and a fan 15 is provided at a stage subsequent to the damper 8 in the cool air duct 5 to reduce the amount of ice used for a certain period of time. A usage amount detection means, for example, a detection means for detecting the rotation of the ice tray 2 is provided, and the number of times the detection means makes ice for a certain period of time, for example, one day (the number of times the ice tray 2 rotates and removes ice) is detected. However, this number is the first set amount, for example, 8 times (the time required for one ice making is about 2 hours.
You can make ice 12 times a day. ) When the above ice making operation is performed, it is determined that the amount of ice used is large, the damper 8 is fully opened, and the controller 12 causes the blower motor 14 to operate.
Is driven to accelerate the wind speed of the cool air by the blower 16, and the ice making operation is performed by the cool air having a fast wind speed, so that the ice making is performed in a short time without being affected by the outside air temperature.
【００３４】[0034]
【発明の効果】請求項１記載の冷凍冷蔵庫は、冷気ダク
トの冷気吹出口から製氷皿の上部へ冷気を吹き出し、該
製氷皿の製氷皿部の水を直接冷気により冷却し製氷を行
うので、冷気の冷熱が直接製氷皿の水に伝えられるので
効率良く冷却され、製氷時間を短縮することができ、し
かも、冷気ダクトを製氷皿の上部に１個だけ設けている
ので従来の冷凍冷蔵庫のようにダクトを製氷皿の両側部
分に設けているものに比べ、冷凍室内のスペースを有効
に使用することができる。The refrigerating refrigerator according to the first aspect blows cold air from the cold air outlet of the cold air duct to the upper part of the ice tray and cools the water in the ice tray portion of the ice tray directly with the cold air to perform ice making. Since the cold heat of the cold air is directly transferred to the water of the ice tray, it can be cooled efficiently, and the ice making time can be shortened. Moreover, since there is only one cold air duct on the top of the ice tray, it is like a conventional refrigerator-freezer. The space in the freezer compartment can be used more effectively than the one in which ducts are provided on both sides of the ice tray.
【００３５】請求項２記載の冷凍冷蔵庫は、冷気ダクト
の冷気入口の電動ダンパーを制御部で制御し、製氷皿で
の氷の製氷時間を任意に調整することができ、使用者の
氷の使用状況等にあわせて製氷を行うことができる。In the refrigerating refrigerator according to the second aspect of the present invention, the electric damper of the cold air inlet of the cold air duct can be controlled by the control unit to arbitrarily adjust the ice making time in the ice making tray so that the user can use the ice. Ice can be made according to the situation.
【００３６】請求項３記載の冷凍冷蔵庫は、外気温検知
センサーで検知した外気温が設定温度より高い場合に、
上記制御部で上記電動ダンパーを全開にして上記製氷皿
へ流れる冷気の量を多くすることにより、外気温に影響
されることなく自動的に製氷時間を短くして製氷量を増
やすことができ、氷の不足を確実に防止することができ
る。According to a third aspect of the present invention, in the refrigerator / freezer, when the outside air temperature detected by the outside air temperature detection sensor is higher than the set temperature,
By increasing the amount of cold air flowing to the ice tray by fully opening the electric damper in the control unit, the ice making time can be automatically shortened and the ice making amount can be increased without being affected by the outside temperature, The lack of ice can be surely prevented.
【００３７】請求項４記載の冷凍冷蔵庫は、氷使用量検
知手段で検知した一定期間の氷の使用量が設定量とより
多い場合に、上記制御部で上記電動ダンパーを全開にし
て上記製氷皿へ流れる冷気の量を多くし、することによ
り、外気温に影響されることなく自動的に製氷時間を短
くして製氷量を増やすことができ、氷の不足を確実に防
止することができる。According to a fourth aspect of the present invention, in the refrigerator-freezer according to the fourth aspect, when the ice usage amount detected by the ice usage amount detection means is larger than the set amount, the electric damper is fully opened by the control unit. By increasing the amount of cold air flowing into the ice making machine, the ice making time can be automatically shortened and the ice making amount can be increased without being affected by the outside temperature, and the shortage of ice can be surely prevented.
【００３８】請求項５記載の冷凍冷蔵庫は、外気温が第
２設定温度より低い場合、若しくは、使用量が第２設定
量より少ない場合に、上記制御部で上記電動ダンパーを
全閉して冷気ダクトからの冷気を遮断し、冷凍室内の冷
気により上記製氷皿の氷を保冷するので、不必要な冷気
を製氷部分へ送ることを防止し冷凍室や冷蔵室に効率良
く冷気を供給することができ、冷気の無駄を省くことが
できる。According to a fifth aspect of the present invention, in the refrigerator / freezer, when the outside air temperature is lower than the second set temperature, or when the usage amount is less than the second set amount, the control unit fully closes the electric damper to cool the refrigerator. Since the cold air from the duct is shut off and the ice in the ice making tray is kept cold by the cold air in the freezer compartment, it is possible to prevent unnecessary cold air from being sent to the ice making section and to efficiently supply the cool air to the freezer compartment or the refrigerator compartment. Therefore, the waste of cold air can be eliminated.
【００３９】請求項６記載の冷凍冷蔵庫は、製氷皿での
製氷中にのみ上記電動ダンパーを全開として製氷時間を
短縮し、製氷中以外は冷凍室内の冷気により製氷皿の氷
の保冷を行うので、不必要な冷気を製氷部分へ送ること
を防止し冷凍室や冷蔵室に効率良く冷気を供給すること
ができ、冷気の無駄を省くことができる。In the refrigerating refrigerator according to the sixth aspect, the electric damper is fully opened only during ice making in the ice making tray to shorten the ice making time, and the ice in the ice making tray is kept cold by the cold air in the freezing room except during ice making. Further, it is possible to prevent unnecessary cooling air from being sent to the ice-making part, to efficiently supply the cooling air to the freezer compartment or the refrigerating room, and to reduce the waste of the cooling air.
【００４０】請求項７記載の冷凍冷蔵庫は、外気温検知
センサーで検知した外気温が設定温度より高い場合に、
制御部で冷気ダクトの送風機を動作させて製氷皿へ流れ
る冷気の量を多くするとともに風速を速めることによ
り、外気温に影響されることなく自動的に製氷時間を短
くして製氷量を増やすことができ、氷の不足を確実に防
止することができる。According to a seventh aspect of the present invention, in the refrigerator / freezer, when the outside air temperature detected by the outside air temperature detection sensor is higher than the set temperature,
By operating the blower of the cold air duct in the control unit to increase the amount of cold air flowing to the ice tray and increasing the wind speed, the ice making time is automatically shortened and the ice making amount is increased without being affected by the outside temperature. Therefore, it is possible to reliably prevent the lack of ice.
【００４１】請求項８記載の冷凍冷蔵庫は、氷使用量検
知手段で検知した一定期間の氷の使用量が設定量とより
多い場合に、制御部で冷気ダクトの送風機を動作させて
製氷皿へ流れる冷気の量を多くするとともに風速を速め
ることにより、外気温に影響されることなく自動的に製
氷時間を短くして製氷量を増やすことができ、氷の不足
を確実に防止することができる。According to the eighth aspect of the present invention, when the ice usage amount detected by the ice usage amount detection means is larger than the set amount of ice for a certain period of time, the control unit operates the blower of the cold air duct to the ice tray. By increasing the amount of cold air flowing and increasing the wind speed, it is possible to automatically shorten the ice making time and increase the ice making amount without being affected by the outside temperature, and it is possible to reliably prevent the lack of ice. .
【図１】本発明の冷凍冷蔵庫の第１実施例を示す要部斜
視図である。FIG. 1 is a perspective view of essential parts showing a first embodiment of a refrigerator-freezer of the present invention.
【図２】図１の縦断面図である。FIG. 2 is a longitudinal sectional view of FIG.
【図３】本発明の冷凍冷蔵庫の第６実施例を示す要部縦
断面図である。FIG. 3 is a longitudinal sectional view of a main part showing a sixth embodiment of the refrigerator-freezer of the present invention.
【図４】本発明の冷凍冷蔵庫の制御部を示すブロック図
である。FIG. 4 is a block diagram showing a control unit of the refrigerator / freezer of the present invention.
【図５】本発明の冷凍冷蔵庫の外気温に対するダンパー
及び送風機モータの動作を示す説明図である。FIG. 5 is an explanatory diagram showing the operation of the damper and the blower motor with respect to the outside air temperature of the refrigerator / freezer of the present invention.
【図６】本発明の冷凍冷蔵庫の製氷時のみダンパーを全
開とした動作を示す説明図である。FIG. 6 is an explanatory view showing an operation in which the damper is fully opened only during ice making of the refrigerator-freezer of the present invention.
【図７】従来の冷凍冷蔵庫の一例を示す部分縦断面図で
ある。FIG. 7 is a partial vertical sectional view showing an example of a conventional refrigerator-freezer.
１ 製氷皿部 ２ 製氷皿 ３ 製氷皿駆動モータ ４ 給水パイプ ５ 冷気ダクト ６ 冷気吹出口 ７ 冷気入口 ８ ダンパー ９ ダンパー駆動モータ １０ 電動ダンパー １１ 導風リブ １２ 制御部 １３ 外気温検知センサー １４ 送風機モータ 1 Ice tray 2 Ice tray 3 Ice tray drive motor 4 Water supply pipe 5 Cold air duct 6 Cold air outlet 7 Cold air inlet 8 Damper 9 Damper drive motor 10 Electric damper 11 Wind guide rib 12 Control unit 13 Air temperature detection sensor 14 Blower motor
Claims (8)
を設けた冷凍冷蔵庫において、 上記製氷皿の上部に冷気を導く冷気ダクトを設け、 該冷気ダクトに上記製氷皿の各製氷皿部の上面に対向さ
せて複数の冷気吹出口を設けたことを特徴とする冷凍冷
蔵庫。1. A freezer-refrigerator having an ice tray having a plurality of ice trays in a freezer compartment, wherein a cold air duct for guiding cold air is provided on an upper portion of the ice tray, and each ice tray of the ice tray is provided in the cold air duct. A refrigerator-freezer characterized in that a plurality of cold air outlets are provided facing the upper surface of the section.
蔵室に設け、 上記製氷皿を回動させて当該製氷皿に製氷された氷を離
氷させる製氷皿駆動モータを設け、 上記冷気ダクトの冷気入口に当該冷気入口を開閉する電
動ダンパーを設け、 該電動ダンパーを制御して製氷時間を任意に調整する制
御部を設けたことを特徴とする請求項１記載の冷凍冷蔵
庫。2. A water supply device for supplying water to the ice tray is provided in a refrigerating compartment, and an ice tray drive motor for rotating the ice tray to remove ice made in the ice tray is provided. 2. The refrigerator / freezer according to claim 1, wherein an electric damper for opening and closing the cold air inlet is provided at the cold air inlet of the duct, and a control unit for controlling the electric damper to arbitrarily adjust the ice making time is provided.
温検知センサーを設け、 上記制御部は、該外気温検知センサーの検知温度が設定
温度より高い場合には上記電動ダンパーの開閉量を全開
とすることを特徴とする請求項２記載の冷凍冷蔵庫。3. The refrigerator main body is provided with an outside air temperature detecting sensor for detecting the temperature of outside air, and the control unit fully opens the opening / closing amount of the electric damper when the detected temperature of the outside air temperature detecting sensor is higher than a set temperature. The refrigerator-freezer according to claim 2, wherein
使用量を検知する氷使用量検知手段を設け、 上記制御部は、該氷使用量検知手段で検知した氷の使用
量が設定量より多い場合には上記電動ダンパーの開閉量
を全開とすることを特徴とする請求項２記載の冷凍冷蔵
庫。4. An ice usage amount detection means for detecting the usage amount of the ice made in the ice making tray for a certain period is provided, and the control part sets the usage amount of ice detected by the ice usage amount detection means. The refrigerator / freezer according to claim 2, wherein the opening / closing amount of the electric damper is fully opened when the amount is larger than the amount.
の検知温度が上記設定温度よりも低い第２設定温度より
低い場合、若しくは、上記氷使用量検知手段で検知した
氷の使用量が上記設定量よりも少ない第２設定量より少
ない場合には上記電動ダンパーの開閉量を全閉とするこ
とを特徴とする請求項３若しくは請求項４記載の冷凍冷
蔵庫。5. The control unit, when the detected temperature of the outside air temperature detection sensor is lower than a second set temperature which is lower than the set temperature, or when the ice usage amount detected by the ice usage amount detecting means is the above-mentioned. The refrigerator / freezer according to claim 3 or 4, wherein the opening / closing amount of the electric damper is fully closed when the amount is less than the second setting amount which is less than the setting amount.
パーの開閉量を全開とし、製氷中以外の時は上記電動ダ
ンパーの開閉量を全閉とすることを特徴とする請求項２
記載の冷凍冷蔵庫。6. The control unit fully opens and closes the electric damper only during ice making, and fully opens and closes the electric damper except during ice making.
The refrigerator-freezer described.
蔵室に設け、 上記製氷皿を回動させて当該製氷皿に製氷された氷を離
氷させる製氷皿駆動モータを設け、 上記冷気ダクト内に冷気を送風する送風機を設け、 冷蔵庫本体に外気の温度を検知する外気温検知センサー
を設け、 該外気温検知センサーの検知温度が第１設定温度より高
い場合に、上記送風機を動作させる制御部を設けたこと
を特徴とする請求項１記載の冷凍冷蔵庫。7. A water supply device for supplying water to the ice tray is provided in a refrigerating chamber, and an ice tray drive motor for rotating the ice tray to remove ice made in the ice tray is provided. An air blower for blowing cool air is provided in the duct, an outside air temperature detection sensor for detecting the temperature of outside air is provided in the refrigerator body, and the air blower is operated when the temperature detected by the outside air temperature detection sensor is higher than the first set temperature. The refrigerator / freezer according to claim 1, further comprising a control unit.
蔵室に設け、 上記製氷皿を回動させて当該製氷皿に製氷された氷を離
氷させる製氷皿駆動モータを設け、 上記冷気ダクト内に冷気を送風する送風機を設け、 上記製氷皿で製氷された氷の一定期間の使用量を検知す
る氷使用量検知手段を設け、 該氷使用量検知手段で検知した氷の使用量が第１設定量
よりも多い場合に、上記送風機を動作させる制御部を設
けたことを特徴とする請求項１記載の冷凍冷蔵庫。8. A water supply device for supplying water to the ice tray is provided in a refrigerating compartment, and an ice tray drive motor for rotating the ice tray to remove ice made in the ice tray is provided. An air blower for blowing cool air is provided in the duct, and an ice usage amount detecting means for detecting the usage amount of the ice made in the ice making tray for a certain period is provided, and the ice usage amount detected by the ice usage amount detecting means is The refrigerator / freezer according to claim 1, further comprising a control unit that operates the blower when the amount is larger than the first set amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6255495A JP3253479B2 (en) | 1995-03-22 | 1995-03-22 | Freezer refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6255495A JP3253479B2 (en) | 1995-03-22 | 1995-03-22 | Freezer refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08261627A true JPH08261627A (en) | 1996-10-11 |
| JP3253479B2 JP3253479B2 (en) | 2002-02-04 |
Family
ID=13203605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6255495A Expired - Fee Related JP3253479B2 (en) | 1995-03-22 | 1995-03-22 | Freezer refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3253479B2 (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004245484A (en) * | 2003-02-13 | 2004-09-02 | Mitsubishi Electric Corp | Refrigerator |
| CN100378419C (en) * | 2003-10-13 | 2008-04-02 | Lg电子株式会社 | Control method for refrigerator |
| CN100436980C (en) * | 2005-02-18 | 2008-11-26 | 株式会社东芝 | Refrigerator |
| JP2013015245A (en) * | 2011-07-01 | 2013-01-24 | Mitsubishi Electric Corp | Refrigerator-freezer |
| CN109579419A (en) * | 2018-10-22 | 2019-04-05 | 青岛海尔股份有限公司 | Refrigerator and its control method with ice making arrangement |
| US10883751B2 (en) | 2017-09-28 | 2021-01-05 | Nidec Sankyo Corporation | Ice making machine |
| US10935295B2 (en) | 2017-09-28 | 2021-03-02 | Nidec Sankyo Corporation | Ice making machine |
| US10935296B2 (en) | 2017-09-28 | 2021-03-02 | Nidec Sankyo Corporation | Ice making machine |
| CN113758138A (en) * | 2021-09-24 | 2021-12-07 | Tcl家用电器（合肥）有限公司 | Control method of refrigerator |
| CN113776269A (en) * | 2021-09-24 | 2021-12-10 | Tcl家用电器（合肥）有限公司 | Control method of refrigerator |
| EP3885683A4 (en) * | 2019-01-09 | 2022-02-09 | Hefei Midea Refrigerator Co., Ltd. | Refrigerator and refrigeration control method and device therefor |
| US12007163B2 (en) | 2019-06-13 | 2024-06-11 | Hefei Midea Refrigerator Co., Ltd. | Refrigerator calibration method and system, and refrigerator |
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|---|---|---|---|---|
| US9829235B2 (en) | 2015-03-02 | 2017-11-28 | Whirlpool Corporation | Air flow diverter for equalizing air flow within an ice making appliance |
-
1995
- 1995-03-22 JP JP6255495A patent/JP3253479B2/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004245484A (en) * | 2003-02-13 | 2004-09-02 | Mitsubishi Electric Corp | Refrigerator |
| CN100378419C (en) * | 2003-10-13 | 2008-04-02 | Lg电子株式会社 | Control method for refrigerator |
| CN100436980C (en) * | 2005-02-18 | 2008-11-26 | 株式会社东芝 | Refrigerator |
| JP2013015245A (en) * | 2011-07-01 | 2013-01-24 | Mitsubishi Electric Corp | Refrigerator-freezer |
| US10935295B2 (en) | 2017-09-28 | 2021-03-02 | Nidec Sankyo Corporation | Ice making machine |
| US10883751B2 (en) | 2017-09-28 | 2021-01-05 | Nidec Sankyo Corporation | Ice making machine |
| US10935296B2 (en) | 2017-09-28 | 2021-03-02 | Nidec Sankyo Corporation | Ice making machine |
| CN109579419A (en) * | 2018-10-22 | 2019-04-05 | 青岛海尔股份有限公司 | Refrigerator and its control method with ice making arrangement |
| EP3885683A4 (en) * | 2019-01-09 | 2022-02-09 | Hefei Midea Refrigerator Co., Ltd. | Refrigerator and refrigeration control method and device therefor |
| AU2019421618B2 (en) * | 2019-01-09 | 2023-02-23 | Hefei Hualing Co., Ltd. | Refrigerator and refrigeration control method and device therefor |
| US12007151B2 (en) | 2019-01-09 | 2024-06-11 | Hefei Midea Refrigerator Co., Ltd. | Refrigerator and method and device for controlling refrigeration thereof |
| US12007163B2 (en) | 2019-06-13 | 2024-06-11 | Hefei Midea Refrigerator Co., Ltd. | Refrigerator calibration method and system, and refrigerator |
| CN113758138A (en) * | 2021-09-24 | 2021-12-07 | Tcl家用电器（合肥）有限公司 | Control method of refrigerator |
| CN113776269A (en) * | 2021-09-24 | 2021-12-10 | Tcl家用电器（合肥）有限公司 | Control method of refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3253479B2 (en) | 2002-02-04 |
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| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |