JPH0927349A - Life judging device for sealed battery - Google Patents
Life judging device for sealed batteryInfo
- Publication number
- JPH0927349A JPH0927349A JP7175864A JP17586495A JPH0927349A JP H0927349 A JPH0927349 A JP H0927349A JP 7175864 A JP7175864 A JP 7175864A JP 17586495 A JP17586495 A JP 17586495A JP H0927349 A JPH0927349 A JP H0927349A
- Authority
- JP
- Japan
- Prior art keywords
- sealed battery
- battery
- discharge
- life
- power supply
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Tests Of Electric Status Of Batteries (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、シール電池のイン
ピーダンスの測定による寿命の判定と、該シール電池の
短時間放電による寿命の判定を行うシール電池用寿命判
定装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a life determining device for a sealed battery, which determines the life of a sealed battery by measuring its impedance and the life of the sealed battery due to short-time discharge.
【０００２】[0002]
【従来の技術】従来のシール電池用寿命判定装置は、シ
ール電池のインピーダンスの測定による寿命の判定を行
うインピーダンス測定回路と、該シール電池の短時間放
電による寿命の判定を行う放電回路とを共通のケース内
に組込んで一体化した構造になっていた。2. Description of the Related Art A conventional sealed battery life judging device has a common impedance measuring circuit for judging the life of the sealed battery by measuring the impedance of the sealed battery and a discharge circuit for judging the life of the sealed battery by short-time discharging. It was built into the case and integrated into a single structure.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、このよ
うな従来のシール電池用寿命判定装置では、前述したよ
うにインピーダンス測定回路と放電回路とを共通のケー
ス内に組込んで一体化した構造のため、重量，大きさ，
操作性及び各種電池に対応させる点及び可搬性に乏しい
問題点があった。However, in such a conventional sealed battery life determining apparatus, as described above, the impedance measuring circuit and the discharging circuit are integrated and integrated in a common case. , Weight, size,
There is a problem in that it is poor in portability and adaptability to various batteries.
【０００４】本発明の目的は、各種電池容量に対応で
き、かつ操作性，可搬性が良好なシール電池用寿命判定
装置を提供することにある。An object of the present invention is to provide a life determining device for a sealed battery, which can cope with various battery capacities, and has good operability and portability.
【０００５】[0005]
【課題を解決するための手段】本発明は、シール電池の
インピーダンスの測定による寿命の判定と、該シール電
池の短時間放電による寿命の判定とが行えるシール電池
用寿命判定装置を改良の対象としている。DISCLOSURE OF THE INVENTION The object of the present invention is to improve a life determining device for a sealed battery, which is capable of determining the life of the sealed battery by measuring its impedance and determining the life of the sealed battery by short-time discharge. There is.
【０００６】本発明に係るシール電池用寿命判定装置に
おいては、インピーダンス測定回路と放電主回路とに分
離して別体に構成され、前記インピーダンス測定回路は
表示部，操作部，制御・演算部，検出部，電源部を有し
て単独で前記シール電池のインピーダンスの測定を可能
とする構成になっており、前記放電主回路は放電抵抗を
主体とした構造であって、前記インピーダンス測定回路
の前記表示部，前記操作部，前記制御・演算部，前記電
源部を利用して前記シール電池の短時間放電による寿命
の判定を行えるように該インピーダンス測定回路にコネ
クタ付き電源・信号用リード線で接続されるようになっ
ていることを特徴とする。In the sealed battery life determining apparatus according to the present invention, the impedance measuring circuit and the discharging main circuit are separately configured and are separately provided. The impedance measuring circuit includes a display section, an operating section, a control / calculation section, It has a detection unit and a power supply unit, and is configured to be able to measure the impedance of the sealed battery independently, and the main discharge circuit has a structure mainly composed of a discharge resistance. Connected to the impedance measurement circuit with a power supply / signal lead wire with a connector so that the life of the seal battery can be determined by short-time discharge using the display unit, the operation unit, the control / calculation unit, and the power supply unit. It is characterized by being adapted to.
【０００７】このように装置を、インピーダンス測定回
路と放電主回路とに分離して別体に構成すると、一体構
造のものに比べて別々の各回路はそれぞれ小形で軽量の
ものとなり、可搬性が良くなる。また、操作性において
は、コネクタ付き電源・信号用リード線を長くすること
により、放電主回路を遠方の測定するシール電池の近く
に置いて放電を行うことができ、操作性がよくなる。ま
た、各種電池の容量に適合した放電抵抗を使う場合に
も、コネクタ付き電源・信号用リード線のコネクタの脱
着により別の適合した放電抵抗をもつ放電主回路に容易
に交換することができ、各種電池容量に容易に対応する
ことができる。When the device is separated into the impedance measuring circuit and the discharge main circuit as described above and separately configured, each of the separate circuits becomes smaller and lighter in weight, and the portability is improved. Get better. In terms of operability, by lengthening the power supply / signal lead wire with a connector, it is possible to place the discharge main circuit near a distant sealed battery for discharging, and to improve operability. In addition, even when using a discharge resistor suitable for the capacity of various batteries, it is possible to easily replace it with a discharge main circuit having another suitable discharge resistance by attaching and detaching the connector of the power supply / signal lead wire with connector, It can easily support various battery capacities.
【０００８】この場合、前記放電主回路は、前記シール
電池の両端子間に接続される前記放電抵抗と電磁スイッ
チとの直列回路と、前記シール電池の両端子に接続され
て電池電圧を伝える電池電圧伝達線路とを有し、前記コ
ネクタ付き電源・信号用リード線は電池電圧伝達線路を
前記制御・演算部に接続する線と前記電源部を前記電磁
スイッチに接続する線とを有する構造にすることができ
る。In this case, the main discharge circuit is a series circuit of the discharge resistor and an electromagnetic switch connected between both terminals of the sealed battery, and a battery connected to both terminals of the sealed battery for transmitting a battery voltage. A voltage transmission line, and the power supply / signal lead wire with a connector is structured to have a line connecting the battery voltage transmission line to the control / calculation unit and a line connecting the power supply unit to the electromagnetic switch. be able to.
【０００９】このような放電抵抗と電磁スイッチとの直
列回路を備えていると、電磁スイッチを入りとすること
により、シール電池を放電抵抗を通して放電させること
ができる。電磁スイッチには、コネクタ付き電源・信号
用リード線を介してインピーダンス測定回路の電源部か
ら給電して操作を行うことができる。If a series circuit of such a discharge resistor and an electromagnetic switch is provided, the sealed battery can be discharged through the discharge resistor by turning on the electromagnetic switch. The electromagnetic switch can be operated by supplying power from the power supply section of the impedance measuring circuit via the power supply / signal lead wire with connector.
【００１０】また、電池電圧伝達線路によりシール電池
の電圧をコネクタ付き電源・信号用リード線を介してイ
ンピーダンス測定回路の制御・演算部に伝えて、短時間
放電による寿命の判定を行うことができる。Further, the battery voltage transmission line transmits the voltage of the seal battery to the control / arithmetic unit of the impedance measuring circuit through the power supply / signal lead wire with the connector so that the life of the battery can be determined by short-time discharge. .
【００１１】[0011]
【発明の実施の形態】図１〜図３は、本発明に係るシー
ル電池用寿命判定装置の実施の形態の一例を示したもの
である。1 to 3 show an example of an embodiment of a sealed battery life determining apparatus according to the present invention.
【００１２】本例のシール電池用寿命判定装置において
は、インピーダンス測定回路１と放電主回路２とに分離
され、別々のケース３，４に収容されて別体に構成され
ている。In the sealed battery life determining apparatus of this embodiment, the impedance measuring circuit 1 and the discharging main circuit 2 are separated and housed in separate cases 3 and 4 to be constructed separately.
【００１３】インピーダンス測定回路１は、表示部５，
操作部６，制御・演算部７，検出部８，電源部９を有し
て単独でシール電池１０のインピーダンスの測定を可能
とする構成になっている。該インピーダンス測定回路１
のケース３には、インピーダンス測定プローブ１１と、
外部電源接続コード１２が接続され、また外部電源の入
り切りを行う電源スイッチ１３が設けられている。The impedance measuring circuit 1 includes a display unit 5,
The operation unit 6, the control / calculation unit 7, the detection unit 8, and the power supply unit 9 are provided so that the impedance of the sealed battery 10 can be measured independently. The impedance measuring circuit 1
In case 3 of, the impedance measurement probe 11 and
An external power supply connection cord 12 is connected, and a power switch 13 for turning on / off the external power supply is provided.
【００１４】放電主回路２は、放電抵抗１４を主体とし
た構造であって、インピーダンス測定回路１の表示部
５，操作部６，制御・演算部７，電源部９を利用してシ
ール電池１０の短時間放電による寿命の判定を行えるよ
うに該インピーダンス測定回路１にコネクタ１５，１６
付き電源・信号用リード線１７で接続されるようになっ
ている。即ち、該放電主回路２は、シール電池１０の両
端子１０ａ，１０ｂ間に接続される放電抵抗１４と電磁
スイッチ１８との直列回路と、該シール電池１０の両端
子１０ａ，１０ｂに接続されて電池電圧を伝える電池電
圧伝達線路１９とを有し、該放電主回路２のケース４に
はシール電池１０の両端子１０ａ，１０ｂに接続して電
圧の検出を行う電圧検出用リード線２０と、該シール電
池１０の両端子１０ａ，１０ｂに接続して放電を行わせ
るための放電用リード線２１とが接続されている。電圧
検出用リード線２０は電池電圧伝達線路１９に接続さ
れ、放電用リード線２１は放電抵抗１４と電磁スイッチ
１８との直列回路に接続されるようになっている。The discharge main circuit 2 has a structure mainly composed of a discharge resistor 14, and utilizes the display unit 5, the operation unit 6, the control / calculation unit 7, and the power supply unit 9 of the impedance measuring circuit 1 to seal the battery 10. The impedance measuring circuit 1 is provided with connectors 15, 16 so that the life can be determined by short-time discharge of
A power supply / signal lead wire 17 is provided for connection. That is, the discharge main circuit 2 is connected to both terminals 10a and 10b of the seal battery 10 and the series circuit of the discharge resistor 14 and the electromagnetic switch 18 connected between the terminals 10a and 10b of the seal battery 10. A battery voltage transmission line 19 for transmitting a battery voltage, a case 4 of the discharge main circuit 2 is connected to both terminals 10a and 10b of the seal battery 10, and a voltage detection lead wire 20 for detecting a voltage, The seal battery 10 is connected to both terminals 10a, 10b and a discharge lead wire 21 for discharging. The voltage detection lead wire 20 is connected to the battery voltage transmission line 19, and the discharge lead wire 21 is connected to a series circuit of the discharge resistor 14 and the electromagnetic switch 18.
【００１５】コネクタ付き電源・信号用リード線１７
は、電池電圧伝達線路１９を制御・演算部７に接続する
線と、電源部９を電磁スイッチ１８に接続する線等を有
する構造になっている。Power supply / signal lead wire 17 with connector
Has a structure including a line connecting the battery voltage transmission line 19 to the control / calculation unit 7, a line connecting the power supply unit 9 to the electromagnetic switch 18, and the like.
【００１６】インピーダンス測定回路１の前面には、イ
ンピーダンス測定時，短時間放電測定時併用のパネル表
示部２２が設けられている。On the front surface of the impedance measuring circuit 1, there is provided a panel display section 22 for both impedance measurement and short-time discharge measurement.
【００１７】外部電源接続コード１２，電圧検出用リー
ド線２０，放電用リード線２１の先端には、それぞれク
リップ端子が接続されている。Clip terminals are connected to the tips of the external power supply connection cord 12, the voltage detection lead wire 20, and the discharge lead wire 21, respectively.
【００１８】このような装置で、シール電池１０のイン
ピーダンス測定して寿命の判定を行うときには、インピ
ーダンス測定回路１のインピーダンス測定プローブ１１
を該シール電池１０の両端子１０ａ，１０ｂに接続して
行う。この場合、放電主回路２は不要である。When the impedance of the sealed battery 10 is measured by such a device to determine the life, the impedance measurement probe 11 of the impedance measurement circuit 1 is used.
Is connected to both terminals 10a and 10b of the sealed battery 10. In this case, the discharge main circuit 2 is unnecessary.
【００１９】インピーダンス測定回路１は、電池容量の
設定，判定方法の選択（インピーダンス測定，短時間放
電による判定），電池温度の選択，使用年数の選択をし
た後、制御・演算部７と電源部９とで形成した低周波交
流をシール電池１０に一定時間流し、シール電池１０の
内部インピーダンスを測定し、予め入力された特性と比
較しマイコンで処理して表示することにより行う。The impedance measuring circuit 1 sets the battery capacity, selects the judgment method (impedance measurement, judgment by short-time discharge), selects the battery temperature, and selects the number of years of use, and then the control / calculation unit 7 and the power supply unit. The low-frequency alternating current formed by 9 and 9 is passed through the seal battery 10 for a certain period of time, the internal impedance of the seal battery 10 is measured, compared with the characteristics input in advance, processed by the microcomputer, and displayed.
【００２０】シール電池１０の短時間放電による寿命の
判定を行う場合には、放電主回路２をコネクタ付き電源
・信号用リード線１７を介してインピーダンス測定回路
１に接続し、該放電主回路２の電圧検出用リード線２０
をシール電池１０の両端子１０ａ，１０ｂに接続し、該
放電主回路２の放電用リード線２１を該シール電池１０
の両端子１０ａ，１０ｂに接続し、かかる状態でインピ
ーダンス測定回路１の電源部９からコネクタ付き電源・
信号用リード線１７を介して電磁スイッチ１８に給電す
る。When the life of the sealed battery 10 is judged by short-time discharge, the discharge main circuit 2 is connected to the impedance measuring circuit 1 via the connector-equipped power supply / signal lead wire 17, and the discharge main circuit 2 is connected. Voltage detection lead wire 20
Is connected to both terminals 10a and 10b of the seal battery 10 and the discharge lead wire 21 of the discharge main circuit 2 is connected to the seal battery 10
Connected to both terminals 10a, 10b of the power supply unit 9 of the impedance measuring circuit 1 in this state.
Power is supplied to the electromagnetic switch 18 via the signal lead wire 17.
【００２１】このように装置を、インピーダンス測定回
路１と放電主回路２とに分離して別体に構成すると、一
体構造のものに比べて別々の各回路１，２はそれぞれ小
形で軽量のものとなり、可搬性が良くなる。また、操作
性においては、コネクタ付き電源・信号用リード線１７
を長くすることにより、放電主回路２を遠方の測定する
シール電池１０の近くに置いて放電を行うことができ、
操作性がよくなる。また、各種電池の容量に適合した放
電抵抗１４を使う場合にも、コネクタ付き電源・信号用
リード線１７のコネクタ１５，１６の脱着により別の適
合した放電抵抗１４をもつ放電主回路２に容易に交換す
ることができ、各種電池容量に容易に対応することがで
きる。When the apparatus is thus separated into the impedance measuring circuit 1 and the discharge main circuit 2 and constructed separately, the circuits 1 and 2 which are separate from each other are smaller and lighter than those of the integrated structure. Therefore, the portability is improved. In terms of operability, the power supply / signal lead wire 17 with a connector is used.
By increasing the length of the discharge main circuit 2, it is possible to place the discharge main circuit 2 in the vicinity of the seal battery 10 to be measured at a distant place to perform discharge.
Operability is improved. Further, even when using the discharge resistor 14 adapted to the capacity of various batteries, it is easy to install the discharge main circuit 2 having another adapted discharge resistor 14 by detaching the connectors 15 and 16 of the power supply / signal lead wire 17 with the connector. It can be replaced with a new one and can easily accommodate various battery capacities.
【００２２】また、放電主回路２が放電抵抗１４と電磁
スイッチ１８との直列回路を備えていると、電磁スイッ
チ１８を入りとすることにより、シール電池１０を放電
抵抗１４を通して放電させることができる。電磁スイッ
チ１８には、コネクタ付き電源・信号用リード線１７を
介してインピーダンス測定回路１の電源部９から給電し
て操作を行うことができる。If the main discharge circuit 2 is provided with a series circuit of the discharge resistor 14 and the electromagnetic switch 18, the electromagnetic switch 18 is turned on and the seal battery 10 can be discharged through the discharge resistor 14. . The electromagnetic switch 18 can be operated by supplying power from the power supply unit 9 of the impedance measuring circuit 1 via the connector-equipped power supply / signal lead wire 17.
【００２３】また、電池電圧伝達線路１９によりシール
電池１０の電圧をコネクタ付き電源・信号用リード線１
７を介してインピーダンス測定回路１の制御・演算部７
に伝えて、短時間放電による寿命の判定を行うことがで
きる。Further, the voltage of the seal battery 10 is supplied to the power source / signal lead wire 1 with a connector by the battery voltage transmission line 19.
Control / arithmetic unit 7 of impedance measurement circuit 1 via
It is possible to judge the life by short-time discharge.
【００２４】[0024]
【発明の効果】本発明に係るシール電池用寿命判定装置
では、インピーダンス測定回路と放電主回路とに分離し
て別体に構成しているので、一体構造のものに比べて別
々の各回路はそれぞれ小形で軽量のものとなり、可搬性
が良くなる利点がある。また、操作性においては、コネ
クタ付き電源・信号用リード線を長くすることにより、
放電主回路を遠方の測定するシール電池の近くに置いて
放電を行うことができ、操作性がよくなる利点がある。
また、各種電池の容量に適合した放電抵抗を使う場合に
も、コネクタ付き電源・信号用リード線のコネクタの脱
着により別の適合した放電抵抗をもつ放電主回路に容易
に交換することができ、各種電池容量に容易に対応する
ことができる。As described above, the sealed battery life determining apparatus according to the present invention has the impedance measuring circuit and the discharge main circuit which are separately formed, so that each circuit is different from the integrated structure. Each has the advantage of being small and lightweight, which improves portability. In addition, in terms of operability, by lengthening the power supply / signal lead wire with connector,
Discharging can be performed by placing the main discharge circuit near a distant sealed battery to be measured, which is advantageous in improving operability.
In addition, even when using a discharge resistor suitable for the capacity of various batteries, it is possible to easily replace it with a discharge main circuit having another suitable discharge resistance by attaching and detaching the connector of the power supply / signal lead wire with connector, It can easily support various battery capacities.
【図１】本発明に係るシール電池用寿命判定装置の実施
の態様の一例を示すブロック回路図である。FIG. 1 is a block circuit diagram showing an example of an embodiment of a life determining device for a sealed battery according to the present invention.
【図２】図１に示すシール電池用寿命判定装置で用いて
いるインピーダンス測定回路の正面図である。FIG. 2 is a front view of an impedance measuring circuit used in the sealed battery life determining device shown in FIG.
【図３】インピーダンス測定回路と放電主回路とからな
る本例のシール電池用寿命判定装置の背面図である。FIG. 3 is a rear view of the sealed battery life determining device of the present example, which includes an impedance measuring circuit and a discharge main circuit.
１ インピーダンス測定回路 ２ 放電主回路 ３，４ ケース ５ 表示部 ６ 操作部 ７ 制御・演算部 ８ 検出部 ９ 電源部 １０ シール電池 １０ａ，１０ｂ 端子 １１ インピーダンス測定プローブ １２ 外部電源接続コード １３ 電源スイッチ １４ 放電抵抗 １５，１６ コネクタ １７ コネクタ付き電源・信号用リード線 １８ 電磁スイッチ １９ 電池電圧伝達線路 ２０ 電圧検出用リード線 ２１ 放電用リード線 ２２ パネル表示部 1 Impedance measurement circuit 2 Discharge main circuit 3,4 Case 5 Display section 6 Operation section 7 Control / arithmetic section 8 Detection section 9 Power supply section 10 Sealed battery 10a, 10b terminal 11 Impedance measurement probe 12 External power connection cord 13 Power switch 14 Discharge Resistance 15,16 Connector 17 Power supply / signal lead wire with connector 18 Electromagnetic switch 19 Battery voltage transmission line 20 Voltage detection lead wire 21 Discharge lead wire 22 Panel display
Claims (2)
る寿命の判定と、該シール電池の短時間放電による寿命
の判定とが行えるシール電池用寿命判定装置において、 インピーダンス測定回路と放電主回路とに分離して別体
に構成され、 前記インピーダンス測定回路は表示部，操作部，制御・
演算部，検出部，電源部を有して単独で前記シール電池
のインピーダンスの測定を可能とする構成になってお
り、 前記放電主回路は放電抵抗を主体とした構造であって、
前記インピーダンス測定回路の前記表示部，前記操作
部，前記制御・演算部，前記電源部を利用して前記シー
ル電池の短時間放電による寿命の判定を行えるように該
インピーダンス測定回路にコネクタ付き電源・信号用リ
ード線で接続されるようになっていることを特徴とする
シール電池用寿命判定装置。1. A sealed battery life judging device capable of judging the life of a sealed battery by measuring its impedance and judging the life of said sealed battery by a short-time discharge, which is separated into an impedance measuring circuit and a discharge main circuit. The impedance measurement circuit includes a display unit, an operation unit, a control unit, and a control unit.
It is configured to have an arithmetic unit, a detection unit, and a power supply unit that can independently measure the impedance of the sealed battery, and the discharge main circuit has a structure mainly composed of discharge resistance,
A power supply with a connector is attached to the impedance measurement circuit so that the display life of the seal battery can be determined by using the display unit, the operation unit, the control / calculation unit, and the power supply unit of the impedance measurement circuit. A life determining device for a sealed battery, wherein the device is connected by a signal lead wire.
端子間に接続される前記放電抵抗と電磁スイッチとの直
列回路と、前記シール電池の両端子に接続されて電池電
圧を伝える電池電圧伝達線路とを有し、前記コネクタ付
き電源・信号用リード線は電池電圧伝達線路を前記制御
・演算部に接続する線と前記電源部を前記電磁スイッチ
に接続する線とを有することを特徴とする請求項１に記
載のシール電池用寿命判定装置。2. The discharge main circuit is a series circuit of the discharge resistor and an electromagnetic switch connected between both terminals of the sealed battery, and a battery voltage connected to both terminals of the sealed battery for transmitting a battery voltage. A transmission line, wherein the power supply / signal lead wire with a connector has a line connecting a battery voltage transmission line to the control / calculation unit and a line connecting the power supply unit to the electromagnetic switch. The life determining device for a sealed battery according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17586495A JP3223764B2 (en) | 1995-07-12 | 1995-07-12 | Life determination device for sealed batteries |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17586495A JP3223764B2 (en) | 1995-07-12 | 1995-07-12 | Life determination device for sealed batteries |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0927349A true JPH0927349A (en) | 1997-01-28 |
| JP3223764B2 JP3223764B2 (en) | 2001-10-29 |
Family
ID=16003544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17586495A Expired - Fee Related JP3223764B2 (en) | 1995-07-12 | 1995-07-12 | Life determination device for sealed batteries |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3223764B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2342178A (en) * | 1998-09-30 | 2000-04-05 | Snap On Equipment Ltd | Battery testing |
-
1995
- 1995-07-12 JP JP17586495A patent/JP3223764B2/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2342178A (en) * | 1998-09-30 | 2000-04-05 | Snap On Equipment Ltd | Battery testing |
| US6268732B1 (en) * | 1998-09-30 | 2001-07-31 | Snap-On Equipment Limited | Method and apparatus for automotive and other battery testing |
| GB2342178B (en) * | 1998-09-30 | 2003-04-09 | Snap On Equipment Ltd | Method and apparatus for automotive and other battery testing |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3223764B2 (en) | 2001-10-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6249124B1 (en) | Electronic battery tester with internal battery | |
| US8072341B2 (en) | Detachable battery status alarm and battery detector thereof | |
| US6095850A (en) | Electric adapter with display unit | |
| US20040000915A1 (en) | Battery clamp connection detection method and apparatus | |
| JPH0679058B2 (en) | Battery system | |
| JP6335454B2 (en) | Wireless handle for battery tester and battery tester assembly using the same | |
| JP2001283934A (en) | Battery pack idetifying device and battery pack | |
| US20120133522A1 (en) | Gap analyzer device and method | |
| JPH0927349A (en) | Life judging device for sealed battery | |
| JP2914425B2 (en) | Mobile phone with automatic power control function | |
| US6119508A (en) | Measuring equipment for isolating a plurality of probes contacting a sample | |
| JPH09233707A (en) | Charging device | |
| JP2001045671A (en) | Bus address switching device of battery pack for electronic apparatus | |
| KR20030065757A (en) | Safety switch monitoring controlling method of hybrid electric vehicle | |
| JP4970519B2 (en) | Electronic salinity meter | |
| CN219760660U (en) | Charging device of wireless probe, wireless probe and wireless probe equipment | |
| JP2000214194A (en) | Insulation resistance meter | |
| JP2003028939A (en) | Portable resistance-welding measuring apparatus | |
| JP2621217B2 (en) | Electronic device having battery performance determination system | |
| JP2000324706A (en) | Dc coupler and secondary battery drive system | |
| JP3409140B2 (en) | Automatic sensitivity detector | |
| JP3241659B2 (en) | Power supply identification device and power supply identification method | |
| CN112928792A (en) | Protocol decoy device supporting independent power supply of multiple fast charging protocols | |
| CN106918781B (en) | Portable detection circuit device and detection method | |
| KR100238877B1 (en) | Battery change cunnent control method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20010724 |
|
| S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| LAPS | Cancellation because of no payment of annual fees |