JPH0635889B2 - Refrigerator with thawing room - Google Patents
Refrigerator with thawing roomInfo
- Publication number
- JPH0635889B2 JPH0635889B2 JP5684785A JP5684785A JPH0635889B2 JP H0635889 B2 JPH0635889 B2 JP H0635889B2 JP 5684785 A JP5684785 A JP 5684785A JP 5684785 A JP5684785 A JP 5684785A JP H0635889 B2 JPH0635889 B2 JP H0635889B2
- Authority
- JP
- Japan
- Prior art keywords
- frequency generator
- thawing
- high frequency
- refrigerator
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000010257 thawing Methods 0.000 title claims description 40
- 238000000638 solvent extraction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 238000005192 partition Methods 0.000 description 3
- 230000006837 decompression Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/16—Sensors measuring the temperature of products
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Control Of High-Frequency Heating Circuits (AREA)
- Electric Ovens (AREA)
- Freezing, Cooling And Drying Of Foods (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は高周波発生装置を組み込んだ冷蔵庫に関し、特
に高周波発生装置の制御に係わる。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator incorporating a high frequency generator, and more particularly to control of the high frequency generator.
従来の技術 従来、高周波発生装置による解凍室を冷蔵庫内に具備し
たものにおいては、2450MHz、または９１５MHzのどちら
かの周波数が用いられていた。以下図面を参照しなが
ら、上述した従来の解凍室付冷蔵庫の一例について説明
する。2. Description of the Related Art Conventionally, in a refrigerator provided with a thawing chamber using a high frequency generator, either a frequency of 2450 MHz or a frequency of 915 MHz was used. An example of the above-described conventional refrigerator with a defrosting chamber will be described below with reference to the drawings.
第４図は高周波発生装置の制御を示すブロック線図、第
５図は第４図の比較器４における電圧v1と電圧ｖ２を示
す説明図である。FIG. 4 is a block diagram showing the control of the high frequency generator, and FIG. 5 is an explanatory diagram showing the voltages v 1 and v 2 in the comparator 4 of FIG.
１はスイッチであり解凍を開始する。２は表面温度検出
回路であり、被解凍物の表面温度を例えば、サーミスタ
等検出する。３は出力基準設定回路である。４は比較器
であり、被解凍物の表面温度（電圧ｖ１で示す）と基準
温度（電圧ｖ２で示す）とを比較する。５はタイマー回
路である。６は高周波発生装置を駆動させる駆動回路、
７は高周波発生装置である。Reference numeral 1 is a switch that starts decompression. A surface temperature detection circuit 2 detects the surface temperature of the object to be defrosted, such as a thermistor. Reference numeral 3 is an output reference setting circuit. Reference numeral 4 denotes a comparator, which compares the surface temperature of the object to be thawed (shown by voltage v 1 ) with the reference temperature (shown by voltage v 2 ). 5 is a timer circuit. 6 is a drive circuit for driving the high frequency generator,
Reference numeral 7 is a high frequency generator.
以上のように構成された制御回路について、以下その動
作について説明する。The operation of the control circuit configured as described above will be described below.
スイッチ１を閉じ解凍を開始すると被解凍物の表面温度
を示す電圧ｖ１は第５図のように変化する。基準温度を
示す電圧ｖ２が電圧ｖ１と最初に交差する時間をｔ１、
２度目に交差する時間をｔ３とすると、時間ｔ１と時間
ｔ３との間の時間ｔ２をタイマー回路６で設定すること
により、設定電圧ｖ２を第６図の実線で示すようにす
る。これにより時間ｔ３においてのみ電圧ｖ１とｖ２を
一致させ、解凍を終了させる。したがって時間ｔ１にお
いては、タイマー回路６の作動によりv1とv2は交差せ
ず、解凍は継続される（例えば、特開昭５３−１４０６
５６号）。When the switch 1 is closed and thawing is started, the voltage v 1 indicating the surface temperature of the thawed object changes as shown in FIG. The time at which the voltage v 2 indicating the reference temperature first crosses the voltage v 1 is t 1 ,
Assuming that the time of the second crossing is t 3 , by setting the time t 2 between the time t 1 and the time t 3 by the timer circuit 6, the set voltage v 2 is set as shown by the solid line in FIG. To do. As a result, the voltages v 1 and v 2 are made to coincide with each other only at the time t 3 , and the thawing is completed. Therefore, at time t 1 , the operation of the timer circuit 6 does not cause v 1 and v 2 to intersect with each other, and the decompression continues (for example, Japanese Patent Laid-Open No. 53-1406).
56).
発明が解決しようとする問題点 このような従来の高周波発生装置制御回路では、一種類
の高周波発生装置のみの作動であるため、2450MHz にお
いては、発熱量が大きく解凍スピードが速いが、被解凍
物への浸透度が無く、また９１５MHzの場合には、被解
凍物への浸透度はよいが、発熱量は小さいという欠点を
有しており、被解凍物によっては、早く、かつ均一に解
凍することができないものであった。Problems to be Solved by the Invention In such a conventional high-frequency generator control circuit, since only one type of high-frequency generator operates, at 2450 MHz, the amount of heat generated is large and the defrosting speed is fast, In the case of 915MHz, it has good penetrance to the product to be thawed, but has a drawback that the calorific value is small. Depending on the product to be thawed, it thaws quickly and uniformly. It was impossible.
本発明はかかる点に鑑みてなされたもので、被解凍物を
早く、かつ均一に解凍することを目的としている。The present invention has been made in view of the above points, and an object thereof is to quickly and uniformly thaw an object to be thawed.
問題点を解決するための手段 本発明は上記問題点を解決するために、冷蔵室内の一部
に区画形成した解凍室と、前記解凍室の一部に設けて被
解凍物の表面温度を検出する温度検出器と、異なる周波
数で発振する第１及び第２の高周波発生装置とよりな
り、前記第１の高周波発生装置を前記第２の高周波発生
装置より高い周波数にて設定すると共に、前記２つの高
周波発生装置を共に作動させて解凍を開始し、前記温度
検出器が被解凍物の所定温度を検出した時、前記第１の
高周波発生装置を停止させ、その後、第２の高周波発生
装置を停止させる手段を有する。Means for Solving the Problems In order to solve the above problems, the present invention detects a surface temperature of an object to be defrosted by providing a defrosting chamber defined in a part of a refrigerating chamber and a part of the defrosting chamber. And a first high frequency generator oscillating at different frequencies, the first high frequency generator being set at a higher frequency than the second high frequency generator, and When the temperature detector detects a predetermined temperature of the object to be defrosted, the first high-frequency generator is stopped, and then the second high-frequency generator is activated. It has a means to stop.
作 用 第１，第２の高周波発生装置を作動させて解凍を開始
し、前記温度検出器が、被解凍物の所定温度を検出した
時、前記第１の高周波発生装置を停止させ、その後、第
２の高周波発生装置を停止させることにより、解凍時間
を速めると共に被解凍物の中心まで高周波を浸透させ、
均一に解凍できるものである。The first and second high-frequency generators for operation are started to start thawing, and when the temperature detector detects a predetermined temperature of the object to be thawed, the first high-frequency generator is stopped, and thereafter, By stopping the second high frequency generator, the thawing time is shortened and the high frequency is permeated to the center of the object to be thawed.
It can be thawed uniformly.
実施例 以下本発明の一実施例の解凍室付冷蔵庫について、図面
を参照しながら説明する。Embodiment A refrigerator with a thawing compartment according to an embodiment of the present invention will be described below with reference to the drawings.
第１図は本発明の解凍室付冷蔵庫の解凍制御手段の一実
施例を示すブロック線図である。FIG. 1 is a block diagram showing an embodiment of the thawing control means of the refrigerator with a thawing chamber of the present invention.
８は被解凍物の表面温度検出回路で、ＦＥＴ８１，焦電
素子８２，接地抵抗８３，８４よりなり、ＦＥＴ８１の
ドレインＤは、スイッチ９とタイマー回路１２の入力Ｄ
に、ゲートＧは焦電素子８２と接地抵抗８３に並列に、
またソースＳは接地抵抗８４と第１比較器１０の入力１
０１及び第２比較器１１の入力端子１１１に接続されて
いる。１３は第１出力基準設定回路であり、第１比較器
１０の他の入力端子１０２および抵抗１４に接続されて
いる。１５は第２出力基準設定回路であり、第２比較器
１１の他の入力端子１１２および抵抗１６に接続されて
いる。第１比較器１０の出力１０３は、タイマー回路１
２の入力端子Ｃおよび抵抗１７に、また第２比較器１１
の出力１１３は、タイマー回路１７の入力端子Ｅおよび
抵抗１８に接続されている。タイマー回路１２の出力端
子Ａは第１高周波発生装置１９の第１駆動回路２０に、
また同じく出力端子Ｂは第２高周波発生装置２１の第２
駆動回路２２に接続されている。タイマー回路１２の出
力端子Ａは第１駆動回路内２０のＯＲ回路２０１の一端
に接続され、抵抗２０２を介して第１高周波発生装置駆
動用第１リレー２０３のドライバー用トランジスタ２０
４のベースに接続されている。同様にタイマー回路１２
の出力端子Ｂは第２駆動回路２２内のＯＲ回路２２１の
一端に接続され、抵抗２２２を介して第２高周波発生装
置駆動用第２リレー２２３のドライバー用トランジスタ
２２４のベースに接続されている。Reference numeral 8 is a surface temperature detection circuit for the object to be defrosted, which is composed of an FET 81, a pyroelectric element 82, and ground resistors 83, 84. The drain D of the FET 81 is an input D of the switch 9 and the timer circuit 12.
In addition, the gate G is in parallel with the pyroelectric element 82 and the ground resistance 83,
The source S is the ground resistance 84 and the input 1 of the first comparator 10.
01 and the input terminal 111 of the second comparator 11. Reference numeral 13 is a first output reference setting circuit, which is connected to the other input terminal 102 of the first comparator 10 and the resistor 14. Reference numeral 15 is a second output reference setting circuit, which is connected to the other input terminal 112 of the second comparator 11 and the resistor 16. The output 103 of the first comparator 10 is the timer circuit 1
2 to the input terminal C and the resistor 17, and the second comparator 11
Output 113 is connected to the input terminal E of the timer circuit 17 and the resistor 18. The output terminal A of the timer circuit 12 is connected to the first drive circuit 20 of the first high frequency generator 19,
Similarly, the output terminal B is the second terminal of the second high frequency generator 21.
It is connected to the drive circuit 22. The output terminal A of the timer circuit 12 is connected to one end of the OR circuit 201 in the first drive circuit 20, and the driver transistor 20 of the first high frequency generator driving first relay 203 is connected via the resistor 202.
4 is connected to the base. Similarly, the timer circuit 12
The output terminal B of is connected to one end of the OR circuit 221 in the second drive circuit 22, and is connected to the base of the driver transistor 224 of the second relay 223 for driving the second high frequency generator via the resistor 222.
上記構成において、その動作について説明する。解凍ス
タートスイッチ９を閉じると、タイマー回路１２の入力
端子Ｄには第２図に示すようにHighレベル（以下Ｈとい
う）信号が入力され、同じくタイマー回路１２の出力端
子Ａ，Ｂは共にＨレベルとなる。従って第１駆動回路２
０，第２駆動回路２２のＯＲ回路２０１，２２１を介
し、トランジスタ２０４，２２４がＯＮし、リレー２０
３，２２３がＯＮして第１高周波発生装置１９、第２高
周波発生装置２１が共に作動し、解凍が開始される。解
凍が進むにつれて、被解凍物の温度は上昇していき、そ
の温度変化に応じて、焦電素子８２は電荷放出を行う。
これをＦＥＴ８１を介して、ＦＥＴ８１のソースＳより
出力Ｖ１としてとり出し、第１比較器１０及び第２比較
器１１の入力端子１０１及び１１１に送られる。他方、
第１比較器１０の他の入力端子１０２は第１出力基準設
定回路１３と接続されており、基準設定出力Ｖ２が入力
されている。また第２比較器１１の他の入力端子１１２
には、第２出力基準設定回路１５と接続され、基準設定
出力Ｖ３が入力されている。The operation of the above configuration will be described. When the defrosting start switch 9 is closed, a high level (hereinafter referred to as H) signal is input to the input terminal D of the timer circuit 12 as shown in FIG. 2, and the output terminals A and B of the timer circuit 12 are both at the H level. Becomes Therefore, the first drive circuit 2
0, the OR circuits 201 and 221 of the second drive circuit 22, the transistors 204 and 224 are turned on, and the relay 20
3, 223 is turned on, the first high frequency generator 19 and the second high frequency generator 21 are both actuated, and thawing is started. As the thawing progresses, the temperature of the object to be defrosted rises, and the pyroelectric element 82 discharges electric charges according to the temperature change.
This is taken out as an output V 1 from the source S of the FET 81 via the FET 81 and sent to the input terminals 101 and 111 of the first comparator 10 and the second comparator 11. On the other hand,
The other input terminal 102 of the first comparator 10 is connected to the first output reference setting circuit 13 and receives the reference setting output V 2 . The other input terminal 112 of the second comparator 11
Is connected to the second output reference setting circuit 15 and receives the reference setting output V 3 .
解凍開始よりＴ１時間後に出力Ｖ１が増大してＶ２より
大きくなった時、第１比較器１０の出力端子１０３は、
Ｈレベル信号をタイマー回路１２の入力端子Ｃに送る。
したがって入力端子ＣはＨレベルとなり、その結果タイ
マー回路１２の出力端子ＡのみＬｏｗレベル（以下Ｌと
いう）となるので、第１駆動回路２０のトランジスタ２
０４はＯＦＦし、リレー２０３がOFFして第１高周波発
生装置１９の作動は停止する。When the output V 1 increases more than V 2 after the lapse of T 1 time from the start of thawing, the output terminal 103 of the first comparator 10 is
The H level signal is sent to the input terminal C of the timer circuit 12.
Therefore, the input terminal C becomes H level, and as a result, only the output terminal A of the timer circuit 12 becomes Low level (hereinafter referred to as L), and the transistor 2 of the first drive circuit 20
04 is turned off, relay 203 is turned off, and the operation of the first high-frequency generator 19 is stopped.
更に解凍開始よりＴ２時間後にＶ１が増大してＶ３より
大きくなった時、第２比較器１１の出力端子１１３はＨ
レベル信号をタイマー回路１２の入力端子Ｅに送る。し
たがって入力端子ＥはＨレベルとなり、その結果タイマ
ー回路１２の出力端子ＢもＬレベルとなるので、第２駆
動回路２２のトランジスタ２２４はＯＦＦし、リレー２
２３もＯＦＦして第２高周波発生装置２１の作動も停止
し、解凍は終了する。これにより、時間がたつに従っ
て、被解凍物の温度は下がり、焦電素子８２の電荷放出
が停止し、ＦＥＴ８１の出力Ｖ１が低下し、タイマー回
路１２の入力端子ＣとＥはＬレベルとなって、もとにも
どる。Furthermore, when V 1 increases more than V 3 after T 2 hours from the start of thawing, the output terminal 113 of the second comparator 11 becomes H level.
The level signal is sent to the input terminal E of the timer circuit 12. Therefore, the input terminal E becomes H level, and as a result, the output terminal B of the timer circuit 12 also becomes L level, the transistor 224 of the second drive circuit 22 is turned off, and the relay 2
23 is also turned off, the operation of the second high frequency generator 21 is stopped, and the thawing is completed. As a result, the temperature of the object to be defrosted decreases with time, the charge discharge of the pyroelectric element 82 stops, the output V 1 of the FET 81 decreases, and the input terminals C and E of the timer circuit 12 become L level. Then return to the original.
第３図は本発明の一実施例における解凍室付冷蔵庫の側
断面図を示すものである。２３は冷蔵庫本体で仕切壁２
４にて冷凍室２５と冷蔵室２６に区画形成されている。FIG. 3 is a side sectional view of a refrigerator with a thawing chamber according to an embodiment of the present invention. 23 is a refrigerator body and a partition wall 2
At 4, a freezer compartment 25 and a refrigerating compartment 26 are partitioned.
２７は仕切壁２４と間隔を保って上方に設けられた解凍
室２５の底であり、仕切壁２４との間には冷却器２８が
設置されている。２９は冷却器２８で冷却した空気を冷
凍室２５と冷蔵線２６に循環させるファンであり、冷凍
室２５へは直接冷気が吐出され、また冷蔵室２６へはダ
ンパ装置３０にて冷蔵室２６の温度によって冷気吐出量
が調整される。３１は高周波により、冷凍食品等を解凍
する高周波加熱装置を具備した解凍室であり、冷蔵室２
６の上部において、ダンパ装置３０の前に配置されてい
る。３２は被解凍物の表面温度を検出する表面温度検出
器である。３３は機械室で、ここに、冷凍サイクルを構
成する圧縮機３４、第１高周波発生装置１９，第２高周
波発生装置２１が設けられている。また前記高周波発生
装置１９，２１と解凍室３１とは、適当な導波管または
同軸ケーブルにて結合されている。Reference numeral 27 denotes a bottom of a thawing chamber 25 provided above the partition wall 24 with a space therebetween, and a cooler 28 is installed between the partition wall 24 and the thawing chamber 25. 29 is a fan that circulates the air cooled by the cooler 28 in the freezer compartment 25 and the refrigerating line 26, and the cool air is directly discharged to the freezer compartment 25. The amount of cold air discharged is adjusted depending on the temperature. Reference numeral 31 is a thawing chamber equipped with a high-frequency heating device for thawing frozen foods, etc. by high frequency.
It is arranged in front of the damper device 30 in the upper part of 6. A surface temperature detector 32 detects the surface temperature of the object to be defrosted. A machine room 33 is provided with a compressor 34, a first high-frequency generator 19, and a second high-frequency generator 21, which form a refrigeration cycle. Further, the high frequency generators 19 and 21 and the thawing chamber 31 are connected by a suitable waveguide or coaxial cable.
以上のように本実施例によれば、異なる周波数で発振す
る第１及び第２の高周波発生装置と、被解凍物の表面温
度検出器を設け、第１，第２の高周波発生装置を作動し
て解凍を開始し、前記温度検出器が所定温度を検出した
時、高い周波数を発する前記第１の高周波発生装置を停
止させ、その後、第２の高周波発生装置を停止させて解
凍することにより、解凍時間を速めると共に被解凍物の
中心まで高周波を浸透させ、均一に解凍するものであ
る。As described above, according to the present embodiment, the first and second high-frequency generators that oscillate at different frequencies and the surface temperature detector of the object to be defrosted are provided to operate the first and second high-frequency generators. Start thawing, and when the temperature detector detects a predetermined temperature, stop the first high-frequency generator that emits a high frequency, and then stop the second high-frequency generator to thaw, The thawing time is shortened and a high frequency is penetrated to the center of the object to be thawed to uniformly thaw.
発明の効果 以上のように本発明は、被解凍物の表面温度を検出する
温度検出器と、異なる周波数で発振する第１及び第２の
高周波発生装置によりなり、前記第１の高周波発生装置
を前記第２の高周波発生装置より高い周波数に設定し、
第１，第２の高周波発生装置を作動させて解凍を開始
し、前記温度検出器が所定温度を検出した時、解凍制御
手段により、前記第１の高周波発生装置を停止させ、そ
の後、第２の高周波発生装置を停止させることにより、
解凍時間を早めると共に被解凍物の中心まで高周波を浸
透させ、厚さの厚い被解凍物においても均一に解凍する
ことができるものである。EFFECTS OF THE INVENTION As described above, the present invention comprises a temperature detector that detects the surface temperature of the object to be defrosted and first and second high-frequency generators that oscillate at different frequencies. Set to a higher frequency than the second high frequency generator,
When the temperature detector detects a predetermined temperature by activating the first and second high-frequency generators, the thawing control means stops the first high-frequency generator, and then the second By stopping the high frequency generator of
By accelerating the thawing time and allowing high-frequency waves to penetrate into the center of the object to be thawed, even the object to be thawed having a large thickness can be thawed uniformly.
第１図は本発明の解凍室付冷蔵庫の解凍制御手段の一実
施例を示すブロック線図、第２図は第１図のタイムチャ
ート図、第３図は解凍室付冷蔵庫の側断面図、第４図は
従来の解凍室付冷蔵庫の高周波発生装置の制御を示すブ
ロック線図、第５図は第４図の制御装置内の電圧変化を
示す説明図である。 １９……第１高周波発生装置、２０……第２高周波発生
装置、２３……解凍室付冷蔵庫、３１……解凍室、３２
……温度検出器。FIG. 1 is a block diagram showing an embodiment of a thawing control means for a refrigerator with a thawing chamber of the present invention, FIG. 2 is a time chart diagram of FIG. 1, and FIG. 3 is a side sectional view of a refrigerator with a thawing chamber. FIG. 4 is a block diagram showing the control of a high-frequency generator for a conventional refrigerator with a thawing chamber, and FIG. 5 is an explanatory diagram showing voltage changes in the controller of FIG. 19 ... 1st high frequency generator, 20 ... 2nd high frequency generator, 23 ... Refrigerator with a defrosting room, 31 ... Defrosting room, 32
...... Temperature detector.
Claims (1)
前記解凍室内の一部に設けて被解凍物の表面温度を検出
する温度検出器と、異なる周波数で発振する第１及び第
２の高周波発生装置と、前記第１の高周波発生装置を前
記第２の高周波発生装置より高い周波数に設定すると共
に、前記第１，第２の高周波発生装置を作動させて解凍
を開始し、前記温度検出器が所定温度を検出した時に前
記第１の高周波発生装置を停止させ、その後、第２の高
周波発生装置を停止させる解凍制御手段を設けてなる解
凍室付冷蔵庫。1. A defrosting room formed by partitioning in a part of the refrigerating room,
A temperature detector provided in a part of the thawing chamber to detect the surface temperature of the object to be defrosted, first and second high frequency generators oscillating at different frequencies, and the first high frequency generator to the second Of the high frequency generator, the first and second high frequency generators are actuated to start thawing, and the first high frequency generator is activated when the temperature detector detects a predetermined temperature. A refrigerator with a thawing chamber provided with thawing control means for stopping and then stopping the second high-frequency generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5684785A JPH0635889B2 (en) | 1985-03-20 | 1985-03-20 | Refrigerator with thawing room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5684785A JPH0635889B2 (en) | 1985-03-20 | 1985-03-20 | Refrigerator with thawing room |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61213515A JPS61213515A (en) | 1986-09-22 |
| JPH0635889B2 true JPH0635889B2 (en) | 1994-05-11 |
Family
ID=13038803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5684785A Expired - Lifetime JPH0635889B2 (en) | 1985-03-20 | 1985-03-20 | Refrigerator with thawing room |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0635889B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0420904U (en) * | 1990-06-13 | 1992-02-21 |
-
1985
- 1985-03-20 JP JP5684785A patent/JPH0635889B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61213515A (en) | 1986-09-22 |
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