JPS6218798U - - Google Patents
Info
- Publication number
- JPS6218798U JPS6218798U JP11076085U JP11076085U JPS6218798U JP S6218798 U JPS6218798 U JP S6218798U JP 11076085 U JP11076085 U JP 11076085U JP 11076085 U JP11076085 U JP 11076085U JP S6218798 U JPS6218798 U JP S6218798U
- Authority
- JP
- Japan
- Prior art keywords
- transmitter
- receiver
- switching circuit
- notification sound
- signal
- 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
- 230000007423 decrease Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Emergency Alarm Devices (AREA)
Description
第１図は本考案の一実施例に係る発信機の回路
構成を示すブロツク図、第２図は本考案の一実施
例に係る受信機の回路構成を示すブロツク図、第
３図は第１図に示す発信機の詳細な回路の一例を
示す回路図、第４図は第２図に示す受信機の詳細
な回路の一例を示す回路図、第５図は第２図に示
す受信機の一部変更例を示すブロツク図、第６図
及び第７図は本考案の報知器の使用状態を示す図
である。
１…発信機、２…受信機、１２…スイツチング
回路、１３…駆動回路、１４…スピーカー。
FIG. 1 is a block diagram showing the circuit configuration of a transmitter according to an embodiment of the present invention, FIG. 2 is a block diagram showing the circuit configuration of a receiver according to an embodiment of the present invention, and FIG. FIG. 4 is a circuit diagram showing an example of the detailed circuit of the transmitter shown in FIG. 2, FIG. 5 is a circuit diagram showing an example of the detailed circuit of the receiver shown in FIG. A block diagram showing a partially modified example, and FIGS. 6 and 7 are diagrams showing how the alarm of the present invention is used. 1... Transmitter, 2... Receiver, 12... Switching circuit, 13... Drive circuit, 14... Speaker.
Claims (1)
と、該発信機が発信する信号を受信する受信機と
からなり、該受信機内に受信した信号の受信レベ
ルが低下するとオン状態になるスイツチング回路
と該スイツチング回路がオン状態になると、報知
音を発生する報知音発生部とを設けたことを特徴
とする報知器。 A switching circuit that consists of a transmitter that transmits a signal with a relatively short reach and a receiver that receives the signal transmitted by the transmitter, and that turns on when the reception level of the signal received in the receiver decreases. and a notification sound generator that generates a notification sound when the switching circuit is turned on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11076085U JPS6218798U (en) | 1985-07-19 | 1985-07-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11076085U JPS6218798U (en) | 1985-07-19 | 1985-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6218798U true JPS6218798U (en) | 1987-02-04 |
Family
ID=30990063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11076085U Pending JPS6218798U (en) | 1985-07-19 | 1985-07-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6218798U (en) |
-
1985
- 1985-07-19 JP JP11076085U patent/JPS6218798U/ja active Pending