JPH0410541U - - Google Patents
Info
- Publication number
- JPH0410541U JPH0410541U JP4829790U JP4829790U JPH0410541U JP H0410541 U JPH0410541 U JP H0410541U JP 4829790 U JP4829790 U JP 4829790U JP 4829790 U JP4829790 U JP 4829790U JP H0410541 U JPH0410541 U JP H0410541U
- Authority
- JP
- Japan
- Prior art keywords
- battery
- built
- internal circuit
- power
- external power
- 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
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は、本考案の一実施例を示すものであり
、内蔵電池外部電源切り換え回路の回路図である
。第２図は、従来例を示すものであり、内蔵電池
外部電源切り換え回路の回路図である。
１は機器、２は電源プラグ、３は外部入力端子
、３ａはａ端子、３ｂはｂ端子、３ｃはｃ端子、
４は内蔵電池、５はメインスイツチ、６は内部回
路、７はタイマー、８はタイマーモードスイツチ
（遮断部材）、８ａ，８ｂは接点部、１０は当接
部材、１１は接続ピンである。
FIG. 1 shows one embodiment of the present invention, and is a circuit diagram of a built-in battery external power supply switching circuit. FIG. 2 shows a conventional example, and is a circuit diagram of a built-in battery external power supply switching circuit. 1 is the device, 2 is the power plug, 3 is the external input terminal, 3a is the a terminal, 3b is the b terminal, 3c is the c terminal,
4 is a built-in battery, 5 is a main switch, 6 is an internal circuit, 7 is a timer, 8 is a timer mode switch (cutoff member), 8a and 8b are contact portions, 10 is a contact member, and 11 is a connection pin.
Claims (1)
電力を供給する内蔵電池と、外部電源の電力を供
給可能な電源プラグが着脱され、この電源プラグ
の着脱で外部電源と内部回路との接続および内蔵
電池と内部回路との接続を切り換える外部入力端
子と、上記内部回路と内蔵電池との接続を遮断可
能な遮断部材とからなつていることを特徴とする
内蔵電池外部電源切り換え回路。 The internal circuit that allows the device to operate in a specified manner, the built-in battery that supplies power to the internal device, and the power plug that can supply power from an external power source are attached and detached.By attaching and detaching this power plug, the external power source and the internal circuit are connected and the built-in battery is connected. A built-in battery external power supply switching circuit comprising: an external input terminal for switching the connection between the battery and the internal circuit; and a cutoff member capable of cutting off the connection between the internal circuit and the built-in battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4829790U JPH0410541U (en) | 1990-05-08 | 1990-05-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4829790U JPH0410541U (en) | 1990-05-08 | 1990-05-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0410541U true JPH0410541U (en) | 1992-01-29 |
Family
ID=31564979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4829790U Pending JPH0410541U (en) | 1990-05-08 | 1990-05-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0410541U (en) |
-
1990
- 1990-05-08 JP JP4829790U patent/JPH0410541U/ja active Pending