JPH0270559U - - Google Patents
Info
- Publication number
- JPH0270559U JPH0270559U JP14902288U JP14902288U JPH0270559U JP H0270559 U JPH0270559 U JP H0270559U JP 14902288 U JP14902288 U JP 14902288U JP 14902288 U JP14902288 U JP 14902288U JP H0270559 U JPH0270559 U JP H0270559U
- Authority
- JP
- Japan
- Prior art keywords
- public telephone
- hook
- charges
- discharges
- handset
- 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
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Monitoring And Testing Of Exchanges (AREA)
- Prepayment Telephone Systems (AREA)
Description
第１図および第２図は、夫々請求項(1)および(
2)記載に係る一実施例装置の回路構成図を示す。
１，２……公衆電話回線Ｌ３，Ｌ２、３……直
流阻止用コンデンサＣ、４……全波整流回路、５
……保護抵抗Ｒ０、６，１１……リレーＡ、６′
……リレーＡの接点ａ、７……公衆電話機の被制
御装置、８……フツクスイツチＨＳ、９……ベー
ス抵抗Ｒ１、１０……トランジスタＴＲ、１１′
，１１″……リレーＡ１１の接点ａ１，ａ２、１
２……充放電用コンデンサＣ０、１３……リレー
Ｂ、１３′……リレーＢの接点ｂ、１４……抵抗
Ｒ２。
Figures 1 and 2 represent claims (1) and (1), respectively.
2) A circuit configuration diagram of an example device according to the description is shown. 1, 2...Public telephone line L3 , L2 , 3...DC blocking capacitor C, 4...Full wave rectifier circuit, 5
...Protective resistance R 0 , 6, 11...Relay A, 6'
...Contact a of relay A, 7...Controlled device of public telephone, 8...Hook switch HS, 9...Base resistance R 1 , 10...Transistor TR, 11'
, 11″...Contacts a 1 , a 2 , 1 of relay A11
2...Charging/discharging capacitor C0 , 13...Relay B, 13'...Contact b of relay B, 14...Resistor R2 .
Claims (1)
る手段と、該直流変換手段の出力により動作し公
衆電話機の内部あるいは外部の被制御装置を制御
する手段とで構成されたことを特徴とする公衆電
話機の制御装置。 (2) 公衆電話機の送受話器のオフフツクにより
動作し、オンフツクにより不動作となるスイツチ
手段と、該スイツチ手段の動作時に充電を行ない
、不動作時に放電を行なう手段と、該充放電手段
の放電時に公衆電話機の内部あるいは外部の被制
御装置を制御する手段とで構成されたことを特徴
とする公衆電話機の制御装置。[Claims for Utility Model Registration] (1) Means for converting operation control signals from a telephone line into DC, and means for controlling a controlled device inside or outside a public telephone set operated by the output of the DC conversion means. A control device for a public telephone set, characterized in that: (2) A switch means that operates when the handset of a public telephone handset is off-hook and becomes inoperable when it is on-hook, a means that charges when the switch means is in operation and discharges when it is not in operation, and a means that charges when the switch means is in operation and discharges when it is not in operation; 1. A control device for a public telephone, comprising means for controlling a controlled device inside or outside the public telephone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14902288U JPH0270559U (en) | 1988-11-17 | 1988-11-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14902288U JPH0270559U (en) | 1988-11-17 | 1988-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0270559U true JPH0270559U (en) | 1990-05-29 |
Family
ID=31420869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14902288U Pending JPH0270559U (en) | 1988-11-17 | 1988-11-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0270559U (en) |
-
1988
- 1988-11-17 JP JP14902288U patent/JPH0270559U/ja active Pending
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