JPH07246387A - Ionized water forming device - Google Patents
Ionized water forming deviceInfo
- Publication number
- JPH07246387A JPH07246387A JP3977294A JP3977294A JPH07246387A JP H07246387 A JPH07246387 A JP H07246387A JP 3977294 A JP3977294 A JP 3977294A JP 3977294 A JP3977294 A JP 3977294A JP H07246387 A JPH07246387 A JP H07246387A
- Authority
- JP
- Japan
- Prior art keywords
- water
- electrodes
- switching
- alkaline
- acidic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/4618—Devices therefor; Their operating or servicing for producing "ionised" acidic or basic water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4612—Controlling or monitoring
- C02F2201/46125—Electrical variables
- C02F2201/4613—Inversing polarity
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4612—Controlling or monitoring
- C02F2201/4615—Time
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4616—Power supply
- C02F2201/4617—DC only
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、水道水を電解槽により
電気分解してアルカリ水と酸性水とを生成するイオン水
生成装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ion water generator for electrolyzing tap water with an electrolytic cell to generate alkaline water and acidic water.
【０００２】[0002]
【従来の技術】水道水を、少なくとも一対の電極を設け
た電解槽に連続的に供給して電気分解し、アルカリ水と
酸性水とを生成する所謂イオン水生成装置は、例えば特
開平４−７４５８５号公報にて示される様に、電解槽の
極室１，２に各々アルカリイオン水水路１０と酸性イオ
ン水路１２を接続すると共に、これらの水路に、上記電
極の極性を切り換える極切り換え手段と連動して切り換
えられる水路切り換え手段を設け、電極の極性を反転し
て電極を洗浄中にも、アルカリイオン水吐出口５からは
アルカリイオン水が、又酸性イオン水吐出口６からは酸
性イオン水が連続して得られる様に構成したものがあ
る。2. Description of the Related Art A so-called ion water generator for continuously supplying tap water to an electrolytic cell provided with at least a pair of electrodes and electrolyzing it to generate alkaline water and acidic water is disclosed in, for example, Japanese Patent Application Laid-Open No. Hei. As disclosed in Japanese Patent No. 74585, an alkali ion water channel 10 and an acid ion channel 12 are connected to the electrode chambers 1 and 2 of the electrolytic cell, respectively, and a pole switching means for switching the polarities of the electrodes to these channels. Water channel switching means for switching in tandem is provided so that the alkaline ion water is discharged from the alkaline ion water discharge port 5 and the acidic ion water is discharged from the acidic ion water discharge port 6 even when the electrode polarity is reversed to wash the electrode. There is one configured so that can be continuously obtained.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、上記イ
オン水生成装置では、極切り換え手段の切り換え操作に
連動して水路切り換え手段を切り換え操作している為、
電解槽から第１切換弁９と第２切換弁との間の配管に残
存したイオン水が一時的に反対側の吐水口に混入して排
水され、衛生的に好ましくないという問題がある。However, in the above-mentioned ion water generator, the water channel switching means is switched in conjunction with the switching operation of the pole switching means.
There is a problem in that the ionized water remaining in the pipe between the first switching valve 9 and the second switching valve from the electrolytic cell is temporarily mixed into the water discharge port on the opposite side and drained, which is not sanitary.
【０００４】[0004]
【課題を解決するための手段】本発明は、水道水を連続
的に供給する電解槽内に少なくとも一対の電極を設け、
これら電極間に直流電圧を印加して水道水を電気分解
し、電解槽の陰電極を収納した陰極室にアルカリ水路、
陽電極を収納した陽極室に酸性水路を接続し、これらの
水路より各々アルカリ水と酸性水とを取り出すと共に、
これら水路の途中に、制御回路により上記電極の極性を
反転する洗浄動作と連動して水路を切り換える切換弁を
設けたイオン水生成装置において、極性の切り換え設定
後所定時間内は上記電極への通電と切換弁の切り換え操
作とを停止するタイマー手段を設けて成るものである。The present invention provides at least a pair of electrodes in an electrolytic cell for continuously supplying tap water,
A DC voltage is applied between these electrodes to electrolyze tap water, and an alkaline water channel is placed in the cathode chamber containing the negative electrode of the electrolytic cell.
An acid channel is connected to the anode chamber containing the positive electrode, and alkaline water and acid water are taken out from these channels, respectively,
In an ion water generator equipped with a switching valve in the middle of these water channels that switches the water channels in tandem with a cleaning operation that reverses the polarity of the electrodes by a control circuit, the electrodes are energized within a predetermined time after the polarity switching is set. And a timer means for stopping the switching operation of the switching valve.
【０００５】[0005]
【作用】水道水を電解槽に供給すると共に、電解槽の電
極間に直流電圧を印加することで、水道水を電気分解し
てアルカリ水と酸性水を生成し、これらをアルカリ水路
及び酸性水路より各々取り出す。[Operation] While tap water is supplied to the electrolytic cell and a DC voltage is applied between the electrodes of the electrolytic cell, the tap water is electrolyzed to generate alkaline water and acidic water. Take each out.
【０００６】又、制御回路により電極の極性を反転して
電極の洗浄を行う場合には、制御回路の切り換え操作
後、タイマー手段により所定時間電極への通電と切換弁
の切り換え操作とを停止し、電解槽から切換弁迄の間の
配管に残存したアルカリ水と酸性水とをアルカリ水路と
酸性水路より各々排出した後、極性を反転して電極に直
流電圧を印加して陰極室より酸性水、陽極室よりアルカ
リ水を各々生成すると共に、切換弁を切り換え操作して
陰極室より生成した酸性水をアルカリ水路より切換弁を
介して酸性水路から取り出し、陽極室より生成したアル
カリ水を酸性水路より切換弁を介してアルカリ水路から
取り出すことで、電極の洗浄時にても、アルカリ水路か
らはアルカリ水、酸性水路からは酸性水を連続して取り
出す事が出来る。When the electrodes are cleaned by reversing the polarity of the electrodes by the control circuit, after the switching operation of the control circuit, the energization of the electrodes and the switching operation of the switching valve are stopped by the timer means for a predetermined time. After draining the alkaline water and acidic water remaining in the pipe between the electrolytic cell and the switching valve from the alkaline water channel and the acidic water channel respectively, reverse the polarity and apply a DC voltage to the electrode to apply acidic water from the cathode chamber. While generating alkaline water from the anode chamber and switching the switching valve, the acidic water generated from the cathode chamber is taken out of the acidic channel through the switching valve from the alkaline channel, and the alkaline water generated from the anode chamber is switched to the acidic channel. By taking out from the alkaline channel via the switching valve, alkaline water can be continuously taken out from the alkaline channel and acidic water can be continuously taken out from the acidic channel even when the electrode is washed.
【０００７】[0007]
【実施例】本発明による実施例を図１に基づき説明する
と、(１)は例えば病院等に設置して比較的濃度の高いア
ルカリ水と酸性水とを生成する業務用のイオン水生成装
置で、元栓(２)を介して水道(３)に接続した給水通路
(４)に、水道水中の殺菌類を殺菌する効果を示す残留塩
素等を分解して除去する銀活性炭等の活性炭を収納した
活性炭カートリッジ(５)と、同じく水道水中の比較的粒
子の大きな汚濁物質等の不純物を除去する中空糸膜を収
納した濾過カートリッジ(６)と、電解槽(７)とを順次配
設し、水道水を上記活性炭カートリッジ(５)、濾過カー
トリッジ(６)、電解槽(７)を介して順次通水する様に構
成している。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIG. 1. (1) is a commercial-use ionized water generator that is installed in, for example, a hospital to generate relatively concentrated alkaline water and acidic water. , A water supply passage connected to the water supply (3) through the main tap (2)
In (4), an activated carbon cartridge (5) containing activated carbon such as silver activated carbon that decomposes and removes residual chlorine, which has the effect of sterilizing sterilizing substances in tap water, and pollutant of relatively large particles in tap water. A filtration cartridge (6) accommodating a hollow fiber membrane for removing impurities such as substances and an electrolytic cell (7) are sequentially arranged, and tap water is added to the activated carbon cartridge (5), the filtration cartridge (6), and the electrolytic cell. It is constructed so that water can be sequentially passed through (7).
【０００８】又上記電解槽(７)は、内部に隔膜(８)を介
して、例えば３５Ｖ前後の直流電源の陰極を接続したス
テンレス製の陰電極(９)を配設した陰極室(10)と、同じ
く直流電源の陽極を接続したチタン合金製の陽電極(11)
を配設した陽極室(12)とを設けていると共に、上記陰極
室(10)にはアルカリ水路(13)、陽極室(12)には酸性水路
(14)を各々接続している。Further, the electrolytic cell (7) has a cathode chamber (10) in which a negative electrode (9) made of stainless steel, to which a cathode of a DC power source of about 35 V is connected, is provided inside via a diaphragm (8). And a positive electrode made of titanium alloy, which is also connected to the anode of the DC power supply (11)
Is provided with an anode chamber (12), and the cathode chamber (10) has an alkaline channel (13) and the anode chamber (12) has an acidic channel.
(14) are connected respectively.
【０００９】一方、上記アルカリ水路(13)と酸性水路(1
4)の下流には各々アルカリ水排水口(15)と酸性水排水口
(16)を設けていると共に、アルカリ水路(13)の途中に流
量センサー(17)を接続し、かつ各々の水路(13)(14)の適
所に例えば三方電磁弁にて構成した切換弁(18)(19)を装
着し、又これら切換弁の切り換え操作により、各々の水
路(13)(14)を他方の水路の切換弁(18)(19)の下流に接続
した切換水路(20)(21)に接続する様に構成している。On the other hand, the alkaline channel (13) and the acidic channel (1)
Downstream of 4) is an alkaline water outlet (15) and an acidic water outlet, respectively.
(16) is provided, a flow sensor (17) is connected in the middle of the alkaline water channel (13), and a switching valve (e.g., a three-way solenoid valve) is formed at an appropriate position in each of the water channels (13) and (14). 18) (19) is installed, and by switching operation of these switching valves, each switching channel (13) (14) is connected to the downstream switching valve (18) (19) of the other switching channel (20) It is configured to connect to (21).
【００１０】(22)は上記陰電極(９)、陽電極(11)、切換
弁(18)(19)等への通電を制御する制御回路で、洗浄操作
により上記陰電極(９)と陽電極(11)への印加電極を反転
時には、洗浄操作後所定時間は両電極(９)(11)への通電
と切換弁(18)(19)の切り換えを停止して、所定時間経過
して電解槽(７)から切換弁(18)(19)間のアルカリ水路(1
3)及び酸性水路(14)内に残存するアルカリ水と酸性水が
排水された後、切換弁(18)(19)を切り換えて、アルカリ
水路(13)を切換水路(20)を介して酸性水路(14)に、酸性
水路(14)を切換弁(19)を介してアルカリ水路(13)に各々
接続すると共に、陰電極(９)と陽電極(11)に各々逆電圧
を印加するタイマー回路(23)を備えている。Reference numeral (22) is a control circuit for controlling the energization of the negative electrode (9), the positive electrode (11), the switching valves (18), (19), etc., which is washed with the negative electrode (9) and the positive electrode. When the voltage applied to the electrode (11) is reversed, the energization of both electrodes (9) and (11) and the switching of the switching valves (18) and (19) are stopped for a predetermined time after the cleaning operation, and the predetermined time elapses. Alkaline channel (1) between electrolyzer (7) and switching valve (18) (19)
3) and the alkaline water and acidic water remaining in the acidic water channel (14) are drained, the switching valves (18) and (19) are switched, and the alkaline water channel (13) is acidified through the switching water channel (20). A timer that connects the acid channel (14) to the alkaline channel (13) via the switching valve (19) to the channel (14) and applies reverse voltage to the negative electrode (9) and the positive electrode (11) respectively. It has a circuit (23).
【００１１】尚上記タイマー回路(23)の所定時間は、上
記の様に電解槽(７)から切換弁(18)間のアルカリ水路(1
3)及び酸性水路(14)に残存したアルカリ水と酸性水とを
排水する時間で、上記流量センサー(17)により例えばア
ルカリ水路(13)の排水量を検出して設定しても良く、予
め時間を設定しても良い。The predetermined time of the timer circuit (23) is the alkaline water channel (1) between the electrolytic cell (7) and the switching valve (18) as described above.
3) and the time to drain the alkaline water and acidic water remaining in the acidic water channel (14), may be set by detecting the drainage amount of the alkaline water channel (13) by the flow rate sensor (17), for example, in advance May be set.
【００１２】而して、例えば元栓(２)を開いて電解槽
(７)に水道水を給水すると共に、制御回路(22)により両
電極(９)(11)に直流電源を印加することで、水道水は活
性炭カートリッジ(５)と濾過カートリッジ(６)により残
留塩素や汚濁物質等が除去され、次いで電解槽(７)にて
アルカリ水と酸性水に電気分解され、アルカリ水はアル
カリ水路(13)を経て上記アルカリ水排水口(15)より排水
され、酸性水は酸性水路(14)を経て酸性水排水口(16)よ
り排水される。Then, for example, by opening the main plug (2), the electrolytic cell is opened.
By supplying tap water to (7) and applying DC power to both electrodes (9) and (11) by the control circuit (22), tap water remains by the activated carbon cartridge (5) and the filtration cartridge (6). Chlorine and pollutants are removed, and then electrolyzed into alkaline water and acidic water in the electrolyzer (7), and the alkaline water is drained from the alkaline water drainage port (15) via the alkaline water channel (13) to produce acidic water. Water is drained from the acidic water drainage port (16) through the acidic water channel (14).
【００１３】一方、陰電極(９)の表面に付着したカルシ
ウムイオンを除去する所謂洗浄操作時には、先ず洗浄操
作の開始と共に両電極(９)(11)への直流電源の印加を停
止して、電解槽(７)から切換弁(18)(19)間に残存するア
ルカリ水と酸性水を排水し、タイマー回路(23)により所
定時間経過すると、両電極(９)(11)へ極性を反転して逆
電圧を印加すると共に、切換弁(18)(19)を切り換えてア
ルカリ水路(13)及び酸性水路(14)を各々切換水路(20)(2
1)を介して酸性水路(14)及びアルカリ水路(13)に接続
し、電気分解により陰極室(10)より生成される酸性水を
切換水路(20)を介して酸性水排水口(16)より排水し、陽
極室(12)より生成されるアルカリ水を切換水路(21)を介
してアルカリ水排水口(15)より排水し、このアルカリ水
排水口からはアルカリ水を、酸性水排水口(16)からは酸
性水を連続して得ることが出来る。On the other hand, during the so-called cleaning operation for removing the calcium ions attached to the surface of the negative electrode (9), the application of DC power to both electrodes (9) and (11) is stopped at the same time when the cleaning operation is started. The alkaline water and acidic water remaining between the electrolysis tank (7) and the switching valves (18) and (19) are drained, and the polarity is reversed to both electrodes (9) and (11) after a predetermined time has passed by the timer circuit (23). Then, the reverse voltage is applied and the switching valves (18) and (19) are switched to switch the alkaline water channel (13) and the acidic water channel (14) respectively.
The acidic water channel (14) and the alkaline channel (13) are connected via 1), and the acidic water generated from the cathode chamber (10) by electrolysis is switched to the acidic water drainage port (16) via the switching channel (20). More drained, alkaline water generated from the anode chamber (12) is drained from the alkaline water drainage port (15) through the switching water channel (21), and the alkaline water is drained from the alkaline water drainage port. From (16), acidic water can be continuously obtained.
【００１４】尚上記洗浄操作への切り換えは、例えば給
水通路(４)に流量センサーを設け、電解槽(７)への給水
流量が所定流量に達すると洗浄動作を行う様にしても良
く、同様に洗浄動作から通常動作への切り換えも、洗浄
動作時の電解槽(７)への給水流量を検出して行っても良
く、予め時間を設定して行っても良い。For switching to the cleaning operation, for example, a flow rate sensor may be provided in the water supply passage (4) and the cleaning operation may be performed when the flow rate of the water supplied to the electrolytic cell (7) reaches a predetermined flow rate. The switching from the cleaning operation to the normal operation may be performed by detecting the flow rate of the water supplied to the electrolytic cell (7) during the cleaning operation, or may be set at a preset time.
【００１５】又上記洗浄動作から通常動作への切り換え
に際しても、先ず所定時間電極(９)(11)への通電を停止
して電解槽(７)から切換弁(18)(19)迄の水路に残存する
アルカリ水と酸性水を排水口(15)(16)より各々排水した
後、電極(９)(11)への印加と切換弁(18)(19)の切り換え
を行うことで、アルカリ水路(13)への酸性水の混入、並
びに酸性水路(14)へのアルカリ水の混入を確実に防止す
ることが出来る。When switching from the cleaning operation to the normal operation, first, the energization of the electrodes (9) and (11) is stopped for a predetermined time, and the water passage from the electrolytic cell (7) to the switching valves (18) and (19). After draining the alkaline water and acidic water remaining in the water from the drain ports (15) and (16) respectively, by applying to the electrodes (9) and (11) and switching the switching valves (18) and (19), It is possible to reliably prevent the acidic water from entering the water channel (13) and the alkaline water from entering the acidic water channel (14).
【００１６】[0016]
【発明の効果】本発明による構成により、洗浄動作への
切り換え時には、電極への通電を所定時間停止して水路
内に残存するアルカリ水や酸性水を排水した後、電極へ
の印加極性を切り換えると共に、切換弁を切り換え操作
することで、アルカリ水路への酸性水の混入、並びに酸
性水路へのアルカリ水の混入を確実に防止することが出
来る。According to the configuration of the present invention, when switching to the cleaning operation, the energization of the electrodes is stopped for a predetermined time to drain the alkaline water or acidic water remaining in the water channel, and then the polarity of application to the electrodes is switched. At the same time, by switching the switching valve, it is possible to reliably prevent the acidic water from entering the alkaline water channel and the alkaline water from entering the acidic water channel.
【図１】本発明の実施例を示す構成図である。FIG. 1 is a configuration diagram showing an embodiment of the present invention.
７ 電解槽 ９ 陰電極 10 陰極室 11 陽電極 12 陽極室 13 アルカリ水路 14 酸性水路 18 切換弁 19 切換弁 22 制御回路 23 タイマー回路 7 Electrolyzer 9 Negative Electrode 10 Cathode Chamber 11 Positive Electrode 12 Anode Chamber 13 Alkaline Channel 14 Acidic Channel 18 Switching Valve 19 Switching Valve 22 Control Circuit 23 Timer Circuit
Claims (2)
なくとも一対の電極を設け、これら電極間に直流電圧を
印加して水道水を電気分解し、上記電解槽の陰電極を収
納した陰極室にアルカリ水路、陽電極を収納した陽極室
に酸性水路を接続し、これらの水路より各々アルカリ水
と酸性水とを取り出すと共に、これら水路の途中に、制
御回路により上記電極の極性を反転する洗浄動作と連動
して上記水路を切り換える切換弁を設けたイオン水生成
装置において、上記極性の切り換え設定後所定時間内は
上記電極への通電と切換弁の切り換え操作とを停止する
タイマー手段を設けた事を特徴とするイオン水生成装
置。1. At least a pair of electrodes are provided in an electrolytic cell for continuously supplying tap water, a direct current voltage is applied between these electrodes to electrolyze tap water, and a negative electrode of the electrolytic cell is housed. An alkaline water channel is connected to the cathode chamber, and an acidic water channel is connected to the anode chamber accommodating the positive electrode.Alkaline water and acidic water are taken out from these channels, and the polarity of the electrodes is reversed by a control circuit in the middle of these channels. In an ionized water generator equipped with a switching valve for switching the water channel in conjunction with the cleaning operation, a timer means for stopping energization of the electrodes and switching operation of the switching valve within a predetermined time after the switching of the polarity is set. An ionized water generator characterized by being provided.
記極性切換手段の切り換え操作後の上記電解槽への給水
量を検出する流量センサーの出力により設定して成る、
上記請求項１に記載のイオン水生成装置。2. The predetermined time set by the timer means is set by the output of a flow rate sensor for detecting the amount of water supplied to the electrolytic cell after the switching operation of the polarity switching means.
The ionized water generator according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3977294A JPH07246387A (en) | 1994-03-10 | 1994-03-10 | Ionized water forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3977294A JPH07246387A (en) | 1994-03-10 | 1994-03-10 | Ionized water forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH07246387A true JPH07246387A (en) | 1995-09-26 |
Family
ID=12562231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3977294A Pending JPH07246387A (en) | 1994-03-10 | 1994-03-10 | Ionized water forming device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07246387A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010253329A (en) * | 2009-04-21 | 2010-11-11 | Amano Corp | Hand and finger washing and sterilizing device using electrolytic water |
-
1994
- 1994-03-10 JP JP3977294A patent/JPH07246387A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010253329A (en) * | 2009-04-21 | 2010-11-11 | Amano Corp | Hand and finger washing and sterilizing device using electrolytic water |
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