JPS6160397U - - Google Patents
Info
- Publication number
- JPS6160397U JPS6160397U JP14604484U JP14604484U JPS6160397U JP S6160397 U JPS6160397 U JP S6160397U JP 14604484 U JP14604484 U JP 14604484U JP 14604484 U JP14604484 U JP 14604484U JP S6160397 U JPS6160397 U JP S6160397U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- base
- buzzer
- resistor
- receiver
- 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 1
Landscapes
- Emergency Alarm Devices (AREA)
Description
第１図は、本考案の回路図。
１はトランジスター、２はトランジスター、３
は電池、４はブザー、５は抵抗、６は受信機。
FIG. 1 is a circuit diagram of the present invention. 1 is a transistor, 2 is a transistor, 3
is the battery, 4 is the buzzer, 5 is the resistor, and 6 is the receiver.
Claims (1)
ザ４を制御させるスイツチとしてトランジスター
２を挿入する、トランジスター２のベースへ、コ
レクターよりベースバイアスをかけるため抵抗５
を設ける、トランジスター２を差動させる信号電
圧を増幅させるためのトランジスター１を挿入す
る、発信機より受信した信号を信号電圧としてト
ランジスター１のベースへ伝えるための受信機６
をトランジスター１のベースへ接続する。以上の
様に構成された忘れ物防止装置。 A battery 3 and a buzzer 4 are connected in series, and a transistor 2 is inserted between them as a switch to control the buzzer 4. A resistor 5 is connected to the base of the transistor 2 to apply a base bias from the collector.
a receiver 6 for transmitting the signal received from the transmitter to the base of the transistor 1 as a signal voltage;
is connected to the base of transistor 1. The device for preventing items left behind is configured as described above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14604484U JPS6160397U (en) | 1984-09-26 | 1984-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14604484U JPS6160397U (en) | 1984-09-26 | 1984-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6160397U true JPS6160397U (en) | 1986-04-23 |
Family
ID=30704288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14604484U Pending JPS6160397U (en) | 1984-09-26 | 1984-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6160397U (en) |
-
1984
- 1984-09-26 JP JP14604484U patent/JPS6160397U/ja active Pending