JPH0475076B2 - - Google Patents

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Publication number
JPH0475076B2
JPH0475076B2 JP58207371A JP20737183A JPH0475076B2 JP H0475076 B2 JPH0475076 B2 JP H0475076B2 JP 58207371 A JP58207371 A JP 58207371A JP 20737183 A JP20737183 A JP 20737183A JP H0475076 B2 JPH0475076 B2 JP H0475076B2
Authority
JP
Japan
Prior art keywords
cartridge
water
passage
cover
switching
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
JP58207371A
Other languages
Japanese (ja)
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JPS6099379A (en
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
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Priority to JP20737183A priority Critical patent/JPS6099379A/en
Publication of JPS6099379A publication Critical patent/JPS6099379A/en
Publication of JPH0475076B2 publication Critical patent/JPH0475076B2/ja
Granted legal-status Critical Current

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Description

【発明の詳細な説明】 〔発明の利用分野〕 本発明は、浄水器に係り、浄水処理能力向上に
好適な、浄水カートリツジ(以下、カートリツジ
と云う)の逆流洗浄を可能とし、しかも逆流洗浄
時の衛生面をも考慮した、安全性に優れた浄水器
に関するものである。
[Detailed Description of the Invention] [Field of Application of the Invention] The present invention relates to a water purifier, and enables backwashing of a water purification cartridge (hereinafter referred to as a cartridge), which is suitable for improving water purification processing capacity, and furthermore, during backflow washing. This relates to a highly safe water purifier that also takes hygiene aspects into consideration.

〔発明の背景〕[Background of the invention]

従来、家庭用水道水等を対象とする浄水器は、
超小形化が市場の強い要望である。
Conventionally, water purifiers for household tap water, etc.
Ultra-miniaturization is a strong demand in the market.

すなわち、浄水器を蛇口に設置しても邪魔にな
らない大きさ、形状にすることが最重点課題であ
る。
In other words, the most important issue is to make the water purifier a size and shape that does not get in the way even when installed on a faucet.

このため、従来の浄水器は、カートリツジの容
積を最小限に押える必要があつた。そのため、当
然、カートリツジの浄水処理能力も押えられ、短
期間で、新しいカートリツジと交換しなければな
らず、カートリツジの寿命が短いという欠点があ
つた。
For this reason, in conventional water purifiers, it was necessary to minimize the volume of the cartridge. As a result, the water purification capacity of the cartridge is naturally limited, and the cartridge has to be replaced with a new one in a short period of time, resulting in a short service life of the cartridge.

以上の点を考慮して、たとえば実開昭49−
70761号には、カートリツジの装着位置を変えて
逆流洗浄を可能とし、カートリツジの寿命を延ば
す技術が開示されている。
Considering the above points, for example,
No. 70761 discloses a technique for extending the life of a cartridge by changing the mounting position of the cartridge to enable backwashing.

しかしながら、従来、カートリツジの洗浄は、
浄水口を経て排出されるため、本来衛生的である
べき浄水口に逆流洗浄時に出るごみや不純物等が
付着する問題がある。
However, conventionally, cartridge cleaning
Since the water is discharged through the water purification port, there is a problem in that dirt and impurities generated during backwashing adhere to the water purification port, which should be hygienic.

〔発明の目的〕[Purpose of the invention]

本発明の目的は、カートリツジの逆流洗浄を行
つてその寿命を延ばすことは勿論、逆流洗浄時の
衛生面をも考慮した、安全性に優れた洗浄器を提
供することにある。
An object of the present invention is to provide a washer which not only extends the life of a cartridge by backwashing the cartridge, but also takes into account hygiene during backwashing and is highly safe.

〔発明の概要〕[Summary of the invention]

前記目的は、蛇口8(符号は図面に記載のもの
を参照。以下同じ)への接続部2を有するボデー
3に原水と浄水との切換え可能なコツク4を設
け、また前記ボデー3に、活性炭22やフイルタ
ー23等の処理剤を有して水中の被処理成分を処
理する浄水カートリツジ6を交換自在に装着しカ
バー7で固着した浄水器において、前記カートリ
ツジ6の底部中央に設けられた流出通路口14に
対し、流入通路口12と逆流洗浄流入通路口16
とを左右対称位置に設け、通常使用時には、前記
逆流洗浄流入通路口16を水封する水封機構をボ
デー3とカートリツジ6との間で形成せしめると
ともに、カバー7の切換通路9とカートリツジ6
の流入通路口12とを連通せしめ、蛇口8からの
原水を、ボデー3の切換通路9、カートリツジ6
の一部に形成した流入通路13を経て、浄水器本
体の上方からカートリツジ6に内蔵の処理剤中に
導き、カートリツジ6の底部中央に設けた流出通
路口14を経て、ボデー3の底部中央に設けた浄
水口11から排出する経路を有する一方、カート
リツジ逆流洗浄時には、前記カートリツジ6を、
流出通路口14を中心に180°回転させて、カバー
7の切換通路9とカートリツジ6の逆流洗浄流入
通路口16とを連通せしめ、蛇口8からの原水
を、カバー7の切換通路9を経て、浄水器本体の
下方からカートリツジ6に内蔵の処理剤中に導
き、カートリツジ6の上方から取り出して、カー
トリツジ6とカバー7との〓間31に沿つて流下
させ、この流下した逆流洗浄水を、ボデー3の底
部に設けた排出口から排出する経路を備えること
によつて達成される。
The purpose is to provide a body 3 having a connection part 2 to a faucet 8 (refer to the reference numerals shown in the drawings; the same applies hereinafter) with a tap 4 capable of switching between raw water and purified water; In a water purifier in which a water purification cartridge 6 that has a treatment agent such as a filter 22 or a filter 23 to treat components to be treated in water is replaceably installed and is fixed with a cover 7, an outflow passage provided at the center of the bottom of the cartridge 6 is provided. With respect to the passageway opening 14, an inflow passageway opening 12 and a backwashing inflow passageway opening 16 are provided.
are provided in symmetrical positions, and in normal use, a water sealing mechanism is formed between the body 3 and the cartridge 6 to seal the backwash inlet passage 16, and a water sealing mechanism is formed between the body 3 and the cartridge 6.
The raw water from the faucet 8 is communicated with the inflow passage port 12 of the body 3 and the cartridge 6.
The treatment agent is introduced from above the water purifier main body into the treatment agent built into the cartridge 6 through an inlet passage 13 formed in a part of the water purifier body, and is introduced into the center of the bottom of the body 3 through an outflow passage opening 14 provided at the center of the bottom of the cartridge 6. While having a path for discharging water from the provided water purification port 11, when backwashing the cartridge, the cartridge 6 is
It is rotated 180 degrees around the outflow passageway opening 14 to connect the switching passageway 9 of the cover 7 and the backwashing inflow passageway opening 16 of the cartridge 6, and the raw water from the faucet 8 is passed through the switching passageway 9 of the cover 7. The treatment agent built into the cartridge 6 is introduced from the bottom of the water purifier body, taken out from the top of the cartridge 6, and allowed to flow down along the gap 31 between the cartridge 6 and the cover 7. This is achieved by providing a path for discharging from an outlet provided at the bottom of the container.

〔発明の実施例〕[Embodiments of the invention]

本発明に係る浄水器の一実施例を、各図を参照
して説明する。
An embodiment of the water purifier according to the present invention will be described with reference to the drawings.

ここで、第1図は、本発明の一実施例に係る浄
水器の通常使用状態の縦断面図、第2図は、その
逆流洗浄時の縦断面図、第3図は、そのボデーの
一部省略平面図、第4図は、第3図のAOB線に
沿う一部省略断面図である。
Here, FIG. 1 is a vertical cross-sectional view of a water purifier according to an embodiment of the present invention in a normal usage state, FIG. 2 is a vertical cross-sectional view of the water purifier during backwashing, and FIG. The partially omitted plan view and FIG. 4 are partially omitted sectional views taken along the AOB line in FIG. 3.

図で、1は浄水器、2は蛇口接続部、3はボデ
ー、4はコツク、5はダイヤル、6はカートリツ
ジ、7はカバーである。
In the figure, 1 is a water purifier, 2 is a faucet connection part, 3 is a body, 4 is a pot, 5 is a dial, 6 is a cartridge, and 7 is a cover.

また、8は蛇口、9は切換通路、10は原水
口、11は浄水口、12は流入通路口、13は流
入通路、14は流出通路口、15は流入通路、1
6は逆流洗浄流入通路口、17はメクラ穴、18
〜20はOリング、21は逆止弁、22は活性
炭、23はフイルター、24は案内部、25は切
欠部、26はケース、27は穴、28は滞留部、
29はトツプパツキン、30,31′は排出口、
31は間〓で、Fは指先を示すものである。
Further, 8 is a faucet, 9 is a switching passage, 10 is a raw water inlet, 11 is a purified water inlet, 12 is an inlet passage, 13 is an inlet passage, 14 is an outlet passage, 15 is an inlet passage, 1
6 is a backwash inlet passage, 17 is a blind hole, 18
~20 is an O-ring, 21 is a check valve, 22 is activated carbon, 23 is a filter, 24 is a guide part, 25 is a notch part, 26 is a case, 27 is a hole, 28 is a retention part,
29 is the top packing, 30, 31' are the discharge ports,
31 is the distance, and F indicates the fingertip.

なお、上記のOリング以外は、合成樹脂により
成形されるものである。
Note that the parts other than the above-mentioned O-ring are molded from synthetic resin.

すなわち、本発明の一実施例に係る浄水器1
は、蛇口接続部2、ボデー3、コツク4、ダイヤ
ル5、カートリツジ6、カバー7を、その主たる
構成要素としており、浄水器1は、蛇口接続部2
により蛇口8へ着脱可能となつている。
That is, water purifier 1 according to an embodiment of the present invention
The water purifier 1 has a faucet connection part 2, a body 3, a pot 4, a dial 5, a cartridge 6, and a cover 7 as its main components.
It can be attached to and detached from the faucet 8.

コツク4は、ボデー3内の切換通路9でコツク
4に直結されたダイヤル5と共に回転することに
より、原水口10側、あるいは浄水口11側へ水
流を切換えることができるものである。
The pot 4 can switch the water flow to the raw water port 10 side or the purified water port 11 side by rotating together with a dial 5 directly connected to the pot 4 in a switching passage 9 in the body 3.

カートリツジ6は、ボデー3の内部に設けられ
た穴部にOリング18,19,20を介して水封
可能に装着されていて、流入通路口12は切換通
路9に、流出通路口14は、流出通路15を介し
浄水口11に連通される構造となつているが、逆
流洗浄流入通路口16は、ボデー3のメクラ穴1
7に挿入されるようになつている。
The cartridge 6 is water-tightly attached to a hole provided inside the body 3 via O-rings 18, 19, and 20, and the inflow passageway opening 12 is connected to the switching passageway 9, and the outflow passageway opening 14 is connected to the switching passageway 9. Although the structure is such that it communicates with the water purification port 11 through the outflow passage 15, the backwash inflow passage opening 16 is connected to the blind hole 1 of the body 3.
It is designed to be inserted into 7.

そして、カートリツジ6の上記流入通路口12
と逆流洗浄流入通路口16とは、流出通路口14
にたいし、左右対称位置に設けられるようにし
て、通常使用時におけるカートリツジ6のボデー
3への装着位置を変えて装着しうるように形成し
たものである。
Then, the inflow passage port 12 of the cartridge 6
and the backwash inflow passageway port 16 are the outflow passageway opening 14.
In contrast, the cartridges 6 are provided in symmetrical positions, so that the cartridges 6 can be mounted by changing the mounting position on the body 3 during normal use.

また、カートリツジ6の上面部には、滞留部2
8がカバー7との間に設けられ、トツプパツキン
(Oリング)29により水封されるようになつて
いる。
In addition, a retention section 2 is provided on the upper surface of the cartridge 6.
8 is provided between the cover 7 and the cover 7, and is water-sealed by a top seal (O-ring) 29.

滞留部28は、逆止弁21を介して流入通路1
3と、穴27を介してカートリツジ6の内部に連
通しており、カートリツジ6の内部下端には水中
の被処理成分に係る浮遊物を濾し取る処理剤の多
孔質のフイルター23が設けられ、その上部には
水中の被処理成分に係る塩素等を除去する処理剤
の活性炭22が満たされている。
The retention section 28 is connected to the inflow passage 1 via the check valve 21.
3 and communicates with the inside of the cartridge 6 through a hole 27, and a porous filter 23 for the treatment agent is provided at the lower end of the interior of the cartridge 6 to filter out suspended matter related to the component to be treated in the water. The upper part is filled with activated carbon 22, which is a processing agent that removes chlorine and the like related to components to be treated in water.

トツプパツキン29は、カートリツジ6のケー
ス26の上端外周の案内部24により内圧に抗し
て支えられているが、案内部24の一部には切欠
部25が設けられており、滞留部28な圧力が、
フイルター23が目詰りを起して異常に高くなつ
たときに、トツプパツキン29は切欠部25内に
落ち込み、水を漏らせるようになつている。
The top packing 29 is supported against internal pressure by a guide portion 24 on the outer periphery of the upper end of the case 26 of the cartridge 6, but a cutout portion 25 is provided in a part of the guide portion 24, so that the retaining portion 28, etc. The pressure is
When the filter 23 becomes clogged and becomes abnormally high, the top gasket 29 falls into the notch 25 and leaks water.

そして、この水は、ボデー3の下部の排出口3
0(第2図)より外部に排出されるようになつて
おり、フイルター23の目詰り、すなわち、カー
トリツジ6の寿命を知らせる機能を有するととも
に、異常圧によるボデー3、カバー7などの変
形、破損を防止する安全機構にもなつているもの
である。
Then, this water is discharged from the outlet 3 at the bottom of the body 3.
0 (Fig. 2), and has the function of notifying the end of the life of the cartridge 6 when the filter 23 is clogged, and also prevents deformation or damage of the body 3, cover 7, etc. due to abnormal pressure. It also serves as a safety mechanism to prevent this.

また、さきに述べたカートリツジ6はボデー3
に螺着するカバー7内に押し付けられて固着され
ているが、カバー7を取つてカートリツジ6を新
しいものと交換することが可能な、交換自在な構
成となつているものである。
Also, the cartridge 6 mentioned earlier is the body 3.
Although it is pressed and fixed in a cover 7 that is screwed onto the cartridge, it is of a replaceable structure in that it is possible to remove the cover 7 and replace the cartridge 6 with a new one.

以上のごとき浄水器1で、カートリツジ6によ
り水を処理する通常使用のときには、第1図の矢
印で示すごとく、水は蛇口8→蛇口接続部2→コ
ツク4→切換通路9→流入通路口12→流入通路
13→逆止弁21→滞留部28→穴27→活性炭
22→フイルター23→流出通路口14→流出通
路15→浄水口11へ流れて浄水処理されるわけ
である。
In normal use of the water purifier 1 as described above, in which water is treated by the cartridge 6, water flows from the faucet 8 to the faucet connection 2 to the pot 4 to the switching passage 9 to the inlet passage 12 as shown by the arrows in FIG. → Inflow passage 13 → Check valve 21 → Retention part 28 → Hole 27 → Activated carbon 22 → Filter 23 → Outflow passage opening 14 → Outflow passage 15 → Water purification port 11 and the water is purified.

次に、カートリツジ6を逆流洗浄する場合に
は、第2図に示すごとく、カートリツジ6のトツ
プパツキン29を取り外した状態で、逆流洗浄流
入通路口16を切換通路9に連通するように、カ
ートリツジ6の装着位置を変えて組込み、浄水口
11を指先Fでふさぐ状態で水を流すと、水は矢
印で示すごとく、蛇口8→蛇口接続部2→コツク
4→切換通路9→逆流洗浄流入通路口16→フイ
ルター23→活性炭22→穴27→滞留部28→
切欠部25→間〓31→排出口30,30′へ流
れて、通常の使用状態と反対方向にカートリツジ
6の中を逆流することになり、フイルター23及
び活性炭22の粒子間の目詰り固形分を逆流洗浄
することになるものである。
Next, when backwashing the cartridge 6, as shown in FIG. When installed by changing the mounting position of the water purification port 11 and letting water flow while blocking the water purification port 11 with the fingertip F, the water flows from the faucet 8 to the faucet connection 2 to the tap 4 to the switching passage 9 to the backwashing inlet passage as shown by the arrow. 16 → Filter 23 → Activated carbon 22 → Hole 27 → Retention part 28 →
The flow flows from the notch 25 to the gap 31 to the discharge ports 30, 30', and flows back into the cartridge 6 in the opposite direction to the normal usage state, causing solid content to clog between the particles of the filter 23 and activated carbon 22. This means that the water will be backwashed.

〔発明の効果〕〔Effect of the invention〕

本発明は以上のごときであり、本発明によれ
ば、カートリツジの逆流洗浄を行つてその寿命を
延ばすことは勿論、逆流洗浄流入通路口16を専
用に設けたことにより、逆流洗浄時においては、
洗水時の水通路となる流入通路口12および流出
通路口14は使用せず、別通路となることから、
逆流洗浄時に出るごみや不純物等が浄水口11に
付着せず、したがつて逆流洗浄時の衛生面をも考
慮した、安全性に優れた洗浄器を得ることができ
る。
The present invention is as described above.According to the present invention, not only can the cartridge be backwashed to extend its life, but also because the backflowwash inlet passage port 16 is specially provided, during backflowwashing,
The inlet passage port 12 and the outlet passage port 14, which serve as water passages during washing, are not used and are separate passages.
Dust, impurities, etc. produced during backwashing do not adhere to the water purification port 11, and therefore, it is possible to obtain a washer with excellent safety, which also takes into account hygiene during backwashing.

また、逆流洗浄切換用バルブ等の補助機能が必
要なく、カートリツジ6を、流出通路口14を中
心に180°回転させるだけで、カバー7の切換通路
9とカートリツジ6の流入通路口12、あるいは
カバー7の切換通路9とカートリツジ6の逆流洗
浄流入通路口16とを連通することができ、高生
産性で、浄水器を安価に供給できる等の付随的効
果をも奏する。
In addition, there is no need for auxiliary functions such as a backwash switching valve, and by simply rotating the cartridge 6 180 degrees around the outflow passage opening 14, the switching passage 9 of the cover 7 and the inflow passage opening 12 of the cartridge 6 or the cover The switching passage 9 of the cartridge 7 and the backwash inlet passage 16 of the cartridge 6 can be communicated with each other, resulting in high productivity and additional effects such as being able to supply water purifiers at low cost.

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

第1図は、本発明の一実施例に係る浄水器の通
常使用状態の縦断面図、第2図は、その逆流洗浄
時の縦断面図、第3図は、そのボデーの一部省略
平面図、第4図は、第3図のAOB線に沿う一部
省略断面図である。 1……浄水器、2……蛇口接続部、3……ボデ
ー、4……コツク、5……ダイヤル、6……カー
トリツジ、7……カバー、8……蛇口、9……切
換通路、10……原水口、11……浄水口、12
……流入通路口、13……流入通路、14……流
出通路口、15……流出通路、16……逆流洗浄
流入通路口、17……メクラ穴、18〜20……
Oリング、21……逆止弁、22……活性炭、2
3……フイルター、29……トツプパツキン、3
0,30′……排出口、31……間〓。
FIG. 1 is a longitudinal sectional view of a water purifier according to an embodiment of the present invention in normal use, FIG. 2 is a longitudinal sectional view of the water purifier during backwashing, and FIG. 3 is a partially omitted plan view of its body. 4 are partially omitted sectional views taken along the AOB line in FIG. 3. DESCRIPTION OF SYMBOLS 1...Water purifier, 2...Faucet connection part, 3...Body, 4...Kottoku, 5...Dial, 6...Cartridge, 7...Cover, 8...Faucet, 9...Switching passage, 10 ...Haramizui mouth, 11...Jyomizu mouth, 12
...Inflow passageway opening, 13...Inflow passageway, 14...Outflow passageway opening, 15...Outflow passageway, 16...Backflow cleaning inflow passageway opening, 17...Blind hole, 18-20...
O-ring, 21...Check valve, 22...Activated carbon, 2
3...Filter, 29...Toppatsukin, 3
0,30'...Exhaust port, 31...Interval.

Claims (1)

【特許請求の範囲】 1 蛇口8への接続部2を有するボデー3に原水
と浄水との切換え可能なコツク4を設け、また前
記ボデー3に、活性炭22やフイルター23等の
処理剤を有して水中の被処理成分を処理する浄水
カートリツジ6を交換自在に装着しカバー7で固
着した浄水器において、 前記カートリツジ6の底部中央に設けられた流
出通路口14に対し、流入通路口12と逆流洗浄
流入通路口16とを左右対称位置に設け、通常使
用時には、前記逆流洗浄流入通路口16を水封す
る水封機構をボデー3とカートリツジ6との間で
形成せしめるとともに、カバー7の切換通路9と
カートリツジ6の流入通路口12とを連通せし
め、蛇口8からの原水を、ボデー3の切換通路
9、カートリツジ6の一部に形成した流入通路1
3を経て、浄水器本体の上方からカートリツジ6
に内蔵の処理剤中に導き、カートリツジ6の底部
中央に設けた流出通路口14を経て、ボデー3の
底部中央に設けた浄水口11から排出する経路を
有する一方、カートリツジ逆流洗浄時には、前記
カートリツジ6を、流出通路口14を中心に180°
回転させて、カバー7の切換通路9とカートリツ
ジ6の逆流洗浄流入通路口16とを連通せしめ、
蛇口8からの原水を、カバー7の切換通路9を経
て、浄水器本体の下方からカートリツジ6の内蔵
の処理剤中に導き、カートリツジ6の上方から取
り出して、カートリツジ6とカバー7との〓間3
1に沿つて流下させ、この流下した逆流洗浄水
を、ボデー3の底部に設けた排出口から排出する
経路を備えたことを特徴とする浄水器。
[Claims] 1. A body 3 having a connection part 2 to a faucet 8 is provided with a pot 4 capable of switching between raw water and purified water, and the body 3 is provided with a treatment agent such as activated carbon 22 and a filter 23. In a water purifier in which a water purification cartridge 6 for treating components to be treated in water is replaceably installed and fixed with a cover 7, an inflow passageway opening 12 and a backflow are connected to an outflow passageway opening 14 provided at the center of the bottom of the cartridge 6. The cleaning inflow passage openings 16 are provided in symmetrical positions, and during normal use, a water sealing mechanism for sealing the backwashing inflow passage opening 16 is formed between the body 3 and the cartridge 6, and a switching passage of the cover 7 is provided. 9 and the inflow passage opening 12 of the cartridge 6, and the raw water from the faucet 8 is transferred to the switching passage 9 of the body 3 and the inflow passage 1 formed in a part of the cartridge 6.
3, then remove the cartridge 6 from above the water purifier body.
The processing agent is introduced into the processing agent built in the cartridge 6, passes through an outflow passage port 14 provided at the center of the bottom of the cartridge 6, and is discharged from the water purification port 11 provided at the center of the bottom of the body 3. 6, 180° around the outflow passage port 14
Rotate to connect the switching passage 9 of the cover 7 and the backwash inflow passage opening 16 of the cartridge 6,
The raw water from the faucet 8 is guided through the switching passage 9 of the cover 7 from below the water purifier main body into the treatment agent built in the cartridge 6, and taken out from above the cartridge 6, and is drawn between the cartridge 6 and the cover 7. 3
1. A water purifier characterized by comprising a path for causing backwash water to flow down along the body 3 and for discharging the flowed backwash water from an outlet provided at the bottom of the body 3.
JP20737183A 1983-11-07 1983-11-07 Water purifier Granted JPS6099379A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20737183A JPS6099379A (en) 1983-11-07 1983-11-07 Water purifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20737183A JPS6099379A (en) 1983-11-07 1983-11-07 Water purifier

Publications (2)

Publication Number Publication Date
JPS6099379A JPS6099379A (en) 1985-06-03
JPH0475076B2 true JPH0475076B2 (en) 1992-11-27

Family

ID=16538613

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20737183A Granted JPS6099379A (en) 1983-11-07 1983-11-07 Water purifier

Country Status (1)

Country Link
JP (1) JPS6099379A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0243453Y2 (en) * 1985-07-02 1990-11-19
JPH0688021B2 (en) * 1988-06-28 1994-11-09 宇部興産株式会社 Water purification equipment
JP2600199Y2 (en) * 1991-02-04 1999-10-04 九州日立マクセル株式会社 Water purifier

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5429966B2 (en) * 1973-11-01 1979-09-27

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4970761U (en) * 1972-05-16 1974-06-19
JPS5429966U (en) * 1977-08-02 1979-02-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5429966B2 (en) * 1973-11-01 1979-09-27

Also Published As

Publication number Publication date
JPS6099379A (en) 1985-06-03

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