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JPH025985B2 - - Google Patents
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JPH025985B2 - - Google Patents

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Publication number
JPH025985B2
JPH025985B2 JP13783186A JP13783186A JPH025985B2 JP H025985 B2 JPH025985 B2 JP H025985B2 JP 13783186 A JP13783186 A JP 13783186A JP 13783186 A JP13783186 A JP 13783186A JP H025985 B2 JPH025985 B2 JP H025985B2
Authority
JP
Japan
Prior art keywords
heat
bathtub
hot water
heating coil
water
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
Application number
JP13783186A
Other languages
Japanese (ja)
Other versions
JPS62294846A (en
Inventor
Katsumi Kuwabara
Yutaka Takahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP61137831A priority Critical patent/JPS62294846A/en
Publication of JPS62294846A publication Critical patent/JPS62294846A/en
Publication of JPH025985B2 publication Critical patent/JPH025985B2/ja
Granted legal-status Critical Current

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  • Details Of Fluid Heaters (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)

Description

【発明の詳細な説明】 <産業上の利用分野> 本発明は浴槽湯の節約と、浴槽湯および給湯用
湯を加熱する熱エネルギーの節約とを目的とした
装置に係り、特に熱エネルギーの損失を最大限に
抑制して、その有効利用を可能とした湯の循環加
熱装置に関する。
[Detailed Description of the Invention] <Industrial Application Field> The present invention relates to an apparatus for the purpose of saving bathtub water and saving thermal energy for heating bathtub hot water and hot water for hot water supply. The present invention relates to a circulating heating device for hot water that suppresses heat to the maximum extent and enables its effective use.

<従来の技術> 浴槽の湯を循環使用する場合、従来は浴槽湯中
の人毛、垢等の夾雑物をロ過して除去することの
みで行われており、完全に清浄な状態で再使用す
ることができず、数回の再使用で廃棄していた。
又、浴槽湯の加熱および屋内へ供給される飲料用
等の湯の加熱は別個の加熱器によつて行われるの
が一般的であつた。
<Conventional technology> When reusing hot water in a bathtub, conventionally, human hair, dirt, and other impurities in the bathtub water were filtered out and removed, and the bathtub was reused in a completely clean state. It was unusable and was discarded after being reused several times.
In addition, separate heaters were generally used to heat the bathtub water and the drinking water supplied indoors.

<発明が解決しようとする問題点> 従つて、従来における浴槽湯の循環使用ではロ
過を行うのみであるため、湯の殺菌、湯に分散し
ている脂肪の除去あるいは臭気の除去ができず、
健康上に悪いものとなつていた。又、循環使用も
回数が限られているため、根本的な節水とはなつ
ていなかつた。さらに、浴槽湯の加熱、給湯の加
熱にあつても、熱エネルギーの節約ができず、著
しく不経済となつていた。
<Problems to be Solved by the Invention> Therefore, in the conventional circulating use of bathtub water, only filtration is performed, and it is not possible to sterilize the hot water, remove fat dispersed in the hot water, or remove odors. ,
It was becoming bad for my health. Furthermore, because the number of times the water can be recycled is limited, it has not resulted in fundamental water conservation. Furthermore, even when heating bathtub water or heating hot water, thermal energy cannot be saved, making it extremely uneconomical.

本発明は上記事情を考慮してなされ、浴槽湯の
節水率の向上と熱エネルギーの有効利用による熱
エネルギーの節約の向上とを可能とした湯の循環
加熱装置を提供するものである。
The present invention has been made in consideration of the above-mentioned circumstances, and provides a hot water circulation heating device that makes it possible to improve the water saving rate of bathtub water and to improve the saving of thermal energy by effectively utilizing thermal energy.

<問題点を解決するための手段> 本発明は浴槽湯の殺菌、ロ過を行つて長期間の
循環使用を可能とすると共に、浴槽湯の加熱およ
び給湯用の湯の加熱にヒートポンプを使用し、さ
らには、蓄熱能のある蓄熱媒体を使用して熱エネ
ルギーの節約を可能にしたものである。
<Means for Solving the Problems> The present invention sterilizes and filters bathtub water to enable long-term circulation use, and uses a heat pump to heat the bathtub water and hot water for hot water supply. Furthermore, it is possible to save thermal energy by using a heat storage medium with heat storage capacity.

すなわち、本発明に係る湯の循環加熱装置は、
管路によつて浴槽と接続されるロ過器とポンプと
を具備し前記浴槽との間で浴槽湯を循環させる循
環槽と、前記浴槽湯の中にオゾンエアを供給して
殺菌を行う殺菌手段と、前記浴槽湯を熱交換によ
つて加熱する加温コイルと、貯留された水を熱交
換によつて加熱する加熱コイルが内部に設けられ
た給湯槽と、冷媒ガスを圧縮して高温ガスとする
ヒートポンプと、前記加温コイル、加熱コイルお
よびヒートポンプを冷媒ガスが循環するように接
続する冷媒路と、前記加温コイル又は加熱コイル
の少なくとも一方の熱を蓄熱する蓄熱媒体とを備
えていることを特徴としている。
That is, the hot water circulation heating device according to the present invention,
A circulation tank that includes a filter and a pump that are connected to the bathtub through a pipe and that circulates bathwater between the bathtub and the bathtub; and sterilization means that supplies ozone air into the bathtub hot water to sterilize it. a heating coil that heats the bath water by heat exchange; a hot water tank that is provided with a heating coil that heats the stored water by heat exchange; the heating coil, a refrigerant path connecting the heating coil and the heat pump so that refrigerant gas circulates, and a heat storage medium that stores heat from at least one of the heating coil and the heating coil. It is characterized by

<実施例> 以下、本発明を図示する実施例につき具体的に
説明する。
<Examples> Examples illustrating the present invention will be specifically described below.

第1図は本発明に係る湯の循環加熱装置の配管
系統図である。この循環加熱装置は、浴槽1内の
湯を循環させながらロ過を行う循環槽2と、外気
を熱源として冷媒ガスを圧縮加熱するヒートポン
プ3と、屋内に供給するため湯を貯留する給湯槽
4とを備えており、それらが一の框体内に収納さ
れている。
FIG. 1 is a piping system diagram of a hot water circulation heating device according to the present invention. This circulation heating device includes a circulation tank 2 that circulates and filters hot water in a bathtub 1, a heat pump 3 that compresses and heats refrigerant gas using outside air as a heat source, and a hot water tank 4 that stores hot water to supply indoors. and are housed in one frame.

前記循環槽2は、内部にロ過器21とポンプ2
2と活性槽25と蓄熱槽7とが設けられ、これら
が管路によつて直列に接続されている。そして、
前記浴槽1とは往管23と復管24とによつて接
続されており、ポンプ22を駆動すると浴槽1内
の湯がロ過器21内に導き出されてロ過され、人
毛、垢等の夾雑物が除去され、活性槽25および
蓄熱槽26を通過した後、ポンプの圧力によつて
復管24からジエツト水流となつて浴槽1内に噴
出するようになつている。活性槽25内には麦飯
石、イオウ石等の活性石が充填されている。この
活性槽25はロ過槽21を通過した浴槽湯のPH調
整とイオン交換とを行つて元の水質に戻すと共
に、活性石内に含有される鉄、マグネシウム、カ
ルシウム、ナトリウム等の有効成分を浴槽湯内に
溶出させ、浴用効果を増大させる作用を行うもの
である。さらに、このような循環槽2の上部には
殺菌手段5が設けられている。殺菌手段5は内部
にオゾン発生器51が設けられると共に、オゾン
発生器51からはエア管52が導出され、このエ
ア管52が前記復管24の出口付近に接続されて
いる。従つて、オゾン発生器51からのオゾンは
復管24から浴槽湯内に供給されてジエツト水流
と共に浴槽1内に噴出する。これにより、オゾン
の酸化力で浴槽湯の殺菌あるいは脂肪や臭気成分
の分解が行われ、浴槽湯が清浄化されるから浴槽
湯の循環使用回数が飛躍的に増大する。従つて、
浴槽湯の節約が可能となる。
The circulation tank 2 has a filter 21 and a pump 2 inside.
2, an activation tank 25, and a heat storage tank 7 are provided, and these are connected in series by a conduit. and,
The bathtub 1 is connected to the bathtub 1 by an outgoing pipe 23 and a returning pipe 24, and when the pump 22 is driven, hot water in the bathtub 1 is guided into a filtration device 21 and filtered, removing human hair, dirt, etc. After passing through an activation tank 25 and a heat storage tank 26, the jet water is jetted into the bathtub 1 from a return pipe 24 under the pressure of the pump. The activation tank 25 is filled with activated stones such as maifan stone and sulfur stone. This activation tank 25 adjusts the pH of the bath water that has passed through the filtration tank 21 and performs ion exchange to restore the original water quality, and also removes active ingredients such as iron, magnesium, calcium, and sodium contained in the activated stones. It dissolves into the bath water and has the effect of increasing the bathing effect. Further, a sterilizing means 5 is provided at the top of such a circulation tank 2. The sterilizing means 5 is provided with an ozone generator 51 inside thereof, and an air pipe 52 is led out from the ozone generator 51, and this air pipe 52 is connected to the vicinity of the outlet of the return pipe 24. Therefore, ozone from the ozone generator 51 is supplied into the bathtub from the return pipe 24 and is ejected into the bathtub 1 together with the jet water flow. As a result, the oxidizing power of ozone sterilizes the bathtub water or decomposes fat and odor components, thereby cleaning the bathtub water and dramatically increasing the number of times the bathtub bath can be recycled. Therefore,
It is possible to save on bath water.

次に、蓄熱槽7は内部に蓄熱媒体10が充填さ
れると共に、加温コイル9が配設されている。加
温コイル9は後述するヒートポンプ3に接続され
ており、ヒートポンプ3からの高温の冷媒ガスが
流入するようになつている。この蓄熱槽7には活
性槽25を通過した浴槽湯が流入し、蓄熱媒体1
0、加温コイル9周りを通過した後、浴槽1に戻
されるが、蓄熱槽7を通過する際に、蓄熱媒体1
0および加温コイル9によつて所定温度に加熱さ
れる。すなわち、加温コイル9内に流入した冷媒
ガスとの熱交換によつて加熱されると共に、蓄熱
媒体10が蓄熱している熱によつて加熱されるも
のである。ここで、蓄熱媒体10としては顕熱利
用の蓄熱材でもよいが、相変化を利用した潜熱蓄
熱材が単位容積当りの蓄熱量が大きく良好であ
る。かかる潜熱蓄熱材としては、塩化カルシウム
CaCl2・6H2Oあるいは硫酸ナトリウムNa2SO4
10H2Oさらには共晶マグネシウム塩等の一種又
はこれらの混合物が選択される。これらの潜蓄熱
材は固体・液体間の相変化の際の潜熱量が大き
く、大きな蓄熱量を有しているが、浴槽湯と直接
に接触するのは好ましくないので、カプセルの形
態として蓄熱槽7内に充填される。このような蓄
熱媒体10は加温コイル9によつて加熱された浴
槽湯によつて間接的に加熱されて蓄熱し、蓄熱後
には浴槽湯に熱を放出して、その加熱を行う。従
つて、浴槽湯は加温コイル9によつて加熱される
ばかりでなく、蓄熱媒体10によつても加熱され
るから、急速に加熱される。又、後述するヒート
ポンプ3の駆動を停止してもヒートポンプ3から
の熱は蓄熱媒体10内に蓄熱されているから熱エ
ネルギーの損失を防止することができるばかりで
なく、蓄熱媒体10の潜熱によつて浴槽湯が加温
されているから立ち上がり時間が短く、浴槽1の
即時使用が可能となる。
Next, the heat storage tank 7 is filled with a heat storage medium 10 and has a heating coil 9 disposed therein. The heating coil 9 is connected to a heat pump 3 to be described later, and high temperature refrigerant gas from the heat pump 3 flows therein. The bathtub water that has passed through the activation tank 25 flows into the heat storage tank 7, and the heat storage medium 1
0, after passing around the heating coil 9, it is returned to the bathtub 1, but when passing through the heat storage tank 7, the heat storage medium 1
0 and heating coil 9 to a predetermined temperature. That is, it is heated by heat exchange with the refrigerant gas that has flowed into the heating coil 9, and is also heated by the heat stored in the heat storage medium 10. Here, the heat storage medium 10 may be a heat storage material that uses sensible heat, but a latent heat storage material that uses phase change is preferable because it has a large amount of heat storage per unit volume. As such a latent heat storage material, calcium chloride
CaCl 2・6H 2 O or sodium sulfate Na 2 SO 4
10H 2 O, eutectic magnesium salt, etc. or a mixture thereof is selected. These latent heat storage materials have a large amount of latent heat during the phase change between solid and liquid, and have a large amount of heat storage, but it is not desirable for them to come into direct contact with bath water, so they are used in a heat storage tank in the form of a capsule. 7 is filled. Such a heat storage medium 10 is indirectly heated by the bathtub water heated by the heating coil 9 and stores heat therein, and after storing the heat, releases heat to the bathtub water to heat it. Therefore, the bathtub water is heated not only by the heating coil 9 but also by the heat storage medium 10, so that it is rapidly heated. In addition, even if the drive of the heat pump 3, which will be described later, is stopped, the heat from the heat pump 3 is stored in the heat storage medium 10, so not only can loss of thermal energy be prevented, but also the latent heat of the heat storage medium 10 can prevent the loss of thermal energy. Since the bathtub water is heated, the rising time is short, and the bathtub 1 can be used immediately.

前記ヒートポンプ3は、冷媒ガスを圧縮して高
温の冷媒ガスとするコンプレツサー31と、外気
を冷媒ガスの管路に吹き付けて熱交換させるフア
ン32とが設けられている。このヒートポンプ3
は外気を熱源として冷媒ガスを圧縮することで高
温とするものであり、従来公知のものが使用され
る。
The heat pump 3 is provided with a compressor 31 that compresses refrigerant gas into high-temperature refrigerant gas, and a fan 32 that blows outside air onto the refrigerant gas pipe to exchange heat. This heat pump 3
The refrigerant gas is compressed to a high temperature using outside air as a heat source, and conventionally known types are used.

前記給湯槽4は下部に入水口41が形成され、
上部に出水口42が形成されており、出水口42
が屋内の蛇口43等に接続されて屋内に高温の飲
料用等の湯が供給されるようになつている。この
給湯槽4内には内部に貯留される水を熱交換によ
つて加熱する加熱コイル6が配設されている。こ
の加熱コイル6は給湯槽4の上部、すなわち、出
水口側に設けられた高温加熱コイル61と給湯槽
4の下部、すなわち入水口41側に設けられた予
備加熱コイル62とからなつており、予備加熱コ
イル62は給湯槽4内に設けられた蓄熱槽8内に
挿入されている。かかる蓄槽熱8は浴槽湯側の蓄
熱槽7と同様に内部に蓄熱媒体10が充填されて
おり、これにより、給湯槽4においても熱エネル
ギーの有効利用が可能となつている。この場合、
蓄熱槽8は内部に給湯槽4内の湯が行き来するよ
うに、網目体、パンチングメタル等のケース内に
蓄熱媒体10を充填した構造となつている。この
ように、給湯槽4内に蓄熱槽8が設けられること
で水入口41から給湯槽4内に供給された水が急
速に加熱されるため、給湯槽4の容量を小さくす
ることができる。このような給湯槽4内の加熱コ
イル6および前記循環槽2の加温コイル9は冷媒
回路11によつてヒートポンプ3のコンプレツサ
ー31と接続されている。本実施例において、冷
媒回路11は冷媒ガスがヒートポンプ3→高温加
熱コイル61→加温コイル9→予備加熱コイル6
2→ヒートポンプ3の順で循環するようにこれら
を接続する構成となつている。従つて、ヒートポ
ンプ3を駆動すると、高温の冷媒ガスは高温加熱
コイル61で給湯槽4内の湯を高温(80〜90℃)
に加熱し、次に、加温コイル9で浴槽を適温(40
〜45℃)に加熱し、さらに予備加熱コイル62で
給湯槽4内の湯をある程度の温度(30〜40℃)に
昇温する。従つて、ヒートポンプ3からの熱のほ
とんどが熱交換によつて給湯の加熱と浴湯の加熱
に使用されるから、熱エネルギーの有効利用が図
られる。又、ヒートポンプ3の熱は蓄熱槽7およ
び8内の蓄熱媒体10にも蓄熱されるから、熱エ
ネルギーの損失がなく、効率のよい運転が可能で
ある。さらにはヒートポンプの運転を深夜に行う
ことにより運転経費の削減も可能となる。
The hot water tank 4 has a water inlet 41 formed at the bottom thereof,
A water outlet 42 is formed in the upper part, and the water outlet 42
is connected to an indoor faucet 43 or the like to supply hot water for drinking or the like indoors. A heating coil 6 is disposed within the hot water tank 4 to heat the water stored therein through heat exchange. This heating coil 6 consists of a high-temperature heating coil 61 provided on the upper part of the hot water tank 4, that is, on the water outlet side, and a preheating coil 62 provided on the lower part of the hot water tank 4, that is, on the water inlet 41 side. The preheating coil 62 is inserted into a heat storage tank 8 provided in the hot water tank 4 . The heat storage tank 8 is filled with a heat storage medium 10 in the same way as the heat storage tank 7 on the bathtub hot water side, so that thermal energy can be effectively used in the hot water tank 4 as well. in this case,
The heat storage tank 8 has a structure in which a heat storage medium 10 is filled in a case made of a mesh body, punched metal, etc. so that hot water in the hot water supply tank 4 can circulate therein. In this manner, by providing the heat storage tank 8 in the hot water tank 4, the water supplied into the hot water tank 4 from the water inlet 41 is rapidly heated, so that the capacity of the hot water tank 4 can be reduced. The heating coil 6 in the hot water supply tank 4 and the heating coil 9 in the circulation tank 2 are connected to a compressor 31 of the heat pump 3 through a refrigerant circuit 11. In this embodiment, in the refrigerant circuit 11, the refrigerant gas is transferred from the heat pump 3 to the high temperature heating coil 61 to the heating coil 9 to the preheating coil 6.
These are connected to circulate in the order of heat pump 2 and heat pump 3. Therefore, when the heat pump 3 is driven, the high-temperature refrigerant gas heats the hot water in the hot water tank 4 to a high temperature (80 to 90°C) using the high-temperature heating coil 61.
Then, use the heating coil 9 to heat the bathtub to an appropriate temperature (40℃).
~45°C), and further heats the hot water in the hot water tank 4 to a certain temperature (30~40°C) using the preheating coil 62. Therefore, most of the heat from the heat pump 3 is used to heat the hot water supply and the bath water through heat exchange, so that thermal energy can be used effectively. Moreover, since the heat of the heat pump 3 is also stored in the heat storage medium 10 in the heat storage tanks 7 and 8, there is no loss of thermal energy and efficient operation is possible. Furthermore, operating costs can be reduced by operating the heat pump late at night.

なお、上記実施例においては、浴湯の循環槽2
および給湯槽4の双方に蓄熱槽7,8を設けた
が、本発明ではこれらのいずれか一方にのみ設け
てもよい。又、給湯槽4の高温加熱コイル61を
蓄熱槽8内に挿入してもよい。さらには、加熱コ
イル6を高温加熱コイル61と予備加熱コイル6
2に分離しないで、単一のコイルとしてもよい。
さらには、又、冷媒回路11に適宜、バルブを設
けて冷媒ガスの切り換えを行つてもよく、これに
より、給湯の優先加熱、浴槽湯の優先加熱のコン
トロールが可能となる。
In addition, in the above embodiment, the bath water circulation tank 2
Although the heat storage tanks 7 and 8 are provided in both the hot water supply tank 4 and the hot water supply tank 4, the heat storage tanks 7 and 8 may be provided in only one of them in the present invention. Alternatively, the high temperature heating coil 61 of the hot water tank 4 may be inserted into the heat storage tank 8. Furthermore, the heating coil 6 is replaced by a high temperature heating coil 61 and a preheating coil 6.
It may be a single coil instead of being separated into two.
Furthermore, a valve may be provided in the refrigerant circuit 11 as appropriate to switch the refrigerant gas, thereby making it possible to control preferential heating of hot water supply and preferential heating of bathtub water.

<発明の効果> 以上のとおり本発明によれば、浴槽の湯をロ過
すると共にオゾンによつて殺菌したから、循環使
用可能回数が増加し、浴槽湯の節約が可能とな
る。又、ヒートポンプからの冷媒ガスで浴槽湯の
加熱と給湯の加熱に使用したから熱エネルギーの
有効利用が可能となる。特にヒートポンプからの
熱を蓄熱媒体に吸収させて、これらの加熱を行う
から、ヒートポンプの熱のほとんどを有効利用す
ることができると共に、装置を小型化することが
できる、効果がある。
<Effects of the Invention> As described above, according to the present invention, since the hot water in the bathtub is filtered and sterilized with ozone, the number of times it can be recycled increases and the bathtub hot water can be saved. Furthermore, since the refrigerant gas from the heat pump is used to heat the bathtub water and the hot water supply, it is possible to effectively utilize thermal energy. In particular, since the heat from the heat pump is absorbed by the heat storage medium to heat them, most of the heat from the heat pump can be effectively used and the device can be made smaller.

【図面の簡単な説明】[Brief explanation of drawings]

第1図は本発明の一実施例の配管系統図であ
る。 1……浴槽、2……循環槽、3……ヒートポン
プ、4……給湯槽、5……殺菌手段、6……加熱
コイル、7……蓄熱槽、8……蓄熱槽、9……加
温コイル、10……蓄熱媒体、11……冷媒回
路。
FIG. 1 is a piping system diagram of one embodiment of the present invention. 1... Bathtub, 2... Circulation tank, 3... Heat pump, 4... Hot water tank, 5... Sterilization means, 6... Heating coil, 7... Heat storage tank, 8... Heat storage tank, 9... Heater Warm coil, 10... heat storage medium, 11... refrigerant circuit.

Claims (1)

【特許請求の範囲】 1 管路によつて浴槽と接続されるロ過器とポン
プとを具備し前記浴槽との間で浴槽湯を循環させ
る循環槽と、 前記浴槽湯の中にオゾンエアを供給して殺菌を
行う殺菌手段と、 前記浴槽湯を熱交換によつて加熱する加温コイ
ルと、 貯留された水を熱交換によつて加熱する加熱コ
イルが内部に設けられた給湯槽と、 冷媒ガスを圧縮して高温ガスとするヒートポン
プと、 前記加温コイル、加熱コイルおよびヒートポン
プを冷媒ガスが循環するように接続する冷媒路
と、 前記加温コイル又は加熱コイルの少なくとも一
方の熱を蓄熱する蓄熱媒体とを備えていることを
特徴とする湯の循環加熱装置。
[Scope of Claims] 1. A circulation tank that is equipped with a filtration device and a pump and that is connected to the bathtub through a pipe and that circulates bathwater between the bathtub and the bathtub, and supplies ozone air into the bathtub hot water. a heating coil that heats the bath water by heat exchange; a hot water tank provided with a heating coil that heats the stored water by heat exchange; and a refrigerant. a heat pump that compresses gas into high-temperature gas; a refrigerant path connecting the heating coil, the heating coil, and the heat pump so that refrigerant gas circulates; and storing heat in at least one of the heating coil or the heating coil. A hot water circulation heating device characterized by comprising a heat storage medium.
JP61137831A 1986-06-13 1986-06-13 Circulation heating device for hot water Granted JPS62294846A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61137831A JPS62294846A (en) 1986-06-13 1986-06-13 Circulation heating device for hot water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61137831A JPS62294846A (en) 1986-06-13 1986-06-13 Circulation heating device for hot water

Publications (2)

Publication Number Publication Date
JPS62294846A JPS62294846A (en) 1987-12-22
JPH025985B2 true JPH025985B2 (en) 1990-02-06

Family

ID=15207857

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61137831A Granted JPS62294846A (en) 1986-06-13 1986-06-13 Circulation heating device for hot water

Country Status (1)

Country Link
JP (1) JPS62294846A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03149019A (en) * 1989-11-07 1991-06-25 Yuuji Otome Unit bath

Also Published As

Publication number Publication date
JPS62294846A (en) 1987-12-22

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