JPS6095763U - intercom - Google Patents
intercomInfo
- Publication number
- JPS6095763U JPS6095763U JP18847883U JP18847883U JPS6095763U JP S6095763 U JPS6095763 U JP S6095763U JP 18847883 U JP18847883 U JP 18847883U JP 18847883 U JP18847883 U JP 18847883U JP S6095763 U JPS6095763 U JP S6095763U
- Authority
- JP
- Japan
- Prior art keywords
- intercom
- relay
- amplifier
- talking
- mill
- 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
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Transmitters (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例であるインターホンの回路図
である。第２図はインターホンの動作状態を示す図であ
る。
１０・・・親インク、−ホン、２０・・・子インターホ
ン、ＡＭＰ−・・増幅器、Ａ、Ｂ、Ｃ−・・継電器、ａ
。FIG. 1 is a circuit diagram of an intercom which is an embodiment of the present invention. FIG. 2 is a diagram showing the operating state of the intercom. 10... Parent ink, -phone, 20... Child intercom, AMP-... Amplifier, A, B, C-... Relay, a
.
Claims (1)
臼を備えた第２のインターホンとで構成・″ さ
れたブレストーク式インターホンにおいて、増幅器と継
電−を設け、前記継電器の接点の一つを８、 前記
増幅器の入力側に、他の一つを前記増幅器の出力側に設
け、前記第２のインターホンの送話臼の動作により前記
継電器の両方の接点を動作させて第２のインターホンを
送話状態とし、前記第１゛ の送話臼の開放時前記継
電器の接点を切換える制御回路を設け、第１のインター
ホン又は第２のインターホンの送話臼を開放したとき、
前記増幅器を定めた時間動作させるタイマー回路を設け
たことを特徴とするインターホン。In a breath-talk intercom comprising a first intercom equipped with a first talking mill and a second intercom equipped with a second talking mill, an amplifier and a relay are provided, and the relay is connected to the relay. One of the contacts is provided at the input side of the amplifier, and the other one is provided at the output side of the amplifier, and both contacts of the relay are operated by the operation of the talking mill of the second intercom. A second intercom is placed in a transmitting state, and a control circuit is provided for switching the contacts of the relay when the first intercom or the second intercom is opened;
An intercom comprising a timer circuit that operates the amplifier for a predetermined period of time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18847883U JPS6095763U (en) | 1983-12-06 | 1983-12-06 | intercom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18847883U JPS6095763U (en) | 1983-12-06 | 1983-12-06 | intercom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6095763U true JPS6095763U (en) | 1985-06-29 |
Family
ID=30406592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18847883U Pending JPS6095763U (en) | 1983-12-06 | 1983-12-06 | intercom |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6095763U (en) |
-
1983
- 1983-12-06 JP JP18847883U patent/JPS6095763U/en active Pending
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