JPS60112137U - Elevator broadcasting system - Google Patents
Elevator broadcasting systemInfo
- Publication number
- JPS60112137U JPS60112137U JP20155683U JP20155683U JPS60112137U JP S60112137 U JPS60112137 U JP S60112137U JP 20155683 U JP20155683 U JP 20155683U JP 20155683 U JP20155683 U JP 20155683U JP S60112137 U JPS60112137 U JP S60112137U
- Authority
- JP
- Japan
- Prior art keywords
- elevator
- car
- sound signal
- converted
- broadcasting system
- 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
Landscapes
- Amplifiers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図は本考案の一実施例によるエレベータの放送装置の構
成を示す回路図である。
1・・・・・・かご、2・・・・・・機械室、3・・・
・・・スピーカ、4・・・・・・ケーブル、5a〜5c
・・・・・・信号線路、T工〜T3・・・・・・変圧器
、R□〜R3・・・・・・逆流阻止用抵抗器、S1〜S
3・・・・・・各種音信号。The figure is a circuit diagram showing the configuration of an elevator broadcasting device according to an embodiment of the present invention. 1...Car, 2...Machine room, 3...
...Speaker, 4...Cable, 5a-5c
・・・・・・Signal line, T-work ~ T3 ・・・・Transformer, R□ ~ R3 ・・・・Reverse current blocking resistor, S1 ~ S
3...Various sound signals.
Claims (2)
変換し、その変換音信号をそれぞれ逆流阻止用抵抗器を
介してかご室に設けられた単一のスピーカへ送出するよ
うにしたことを特徴とするエレベータの放送装置。(1) The sound signals are converted by transformers installed for each type of sound signal, and each converted sound signal is sent to a single speaker installed in the car via a backflow blocking resistor. An elevator broadcasting device characterized by:
械室に設置し、かご室とのあいだで遂す変換音信号の授
受を一本のケーブルで可能とじたことを特徴とする実用
新案登録請求の範囲第1項に記載のエレベータの放送装
置。(2) Registration of a utility model characterized in that a transformer and a backflow blocking resistor are installed in the machine room of the elevator, and a converted sound signal can be sent and received between the car and the car using a single cable. An elevator broadcasting device according to claim 1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20155683U JPS60112137U (en) | 1983-12-29 | 1983-12-29 | Elevator broadcasting system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20155683U JPS60112137U (en) | 1983-12-29 | 1983-12-29 | Elevator broadcasting system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60112137U true JPS60112137U (en) | 1985-07-30 |
Family
ID=30763457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20155683U Pending JPS60112137U (en) | 1983-12-29 | 1983-12-29 | Elevator broadcasting system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60112137U (en) |
-
1983
- 1983-12-29 JP JP20155683U patent/JPS60112137U/en active Pending
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