JPS6059661U - Telephone line switching circuit - Google Patents
Telephone line switching circuitInfo
- Publication number
- JPS6059661U JPS6059661U JP14953583U JP14953583U JPS6059661U JP S6059661 U JPS6059661 U JP S6059661U JP 14953583 U JP14953583 U JP 14953583U JP 14953583 U JP14953583 U JP 14953583U JP S6059661 U JPS6059661 U JP S6059661U
- Authority
- JP
- Japan
- Prior art keywords
- switching circuit
- line switching
- telephone line
- telephone
- capacitor
- 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.)
- Granted
Links
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
第1図はさきに考案した電話機の回線切換回路の回路図
、第2図は本考案の一実施例である電話機の回線切換回
路の回路図である。
−計装置N・・・電話機、TC・・・通話回路、As5
s自己保持形継電器、ao、 al、 a2. 、
a3・・・自己保持形継電器Aの接点、DI、 R2,
R3、R4,R5・・・ダイオード、R1,R2・・・
抵抗器、R3,H3I、H−32・・・フックスイッチ
の接点、C1,C2・・・コンデンサ、1,2・・・常
用回線、3,4・・・予備回線。
、第1図
第2図FIG. 1 is a circuit diagram of a line switching circuit for a telephone that was previously devised, and FIG. 2 is a circuit diagram of a line switching circuit for a telephone that is an embodiment of the present invention. -Measuring device N...Telephone, TC...Telephone circuit, As5
s Self-holding relay, ao, al, a2. ,
a3... Contact of self-holding relay A, DI, R2,
R3, R4, R5...Diode, R1, R2...
Resistor, R3, H3I, H-32... Hook switch contact, C1, C2... Capacitor, 1, 2... Regular line, 3, 4... Reserve line. , Figure 1, Figure 2
Claims (1)
形継電器の接点を介し連接接続した電話機の回線切換回
路において、前記自己保持形継電器の接点及びフックス
イッチの第1のブレーク接点を介した前記自己保持形継
電器の復旧回路に直列にコンデンサを挿入し、抵抗器と
フックスイッチの第2のメーク接点とを直列接続したも
のを前記コンデンサと並列に接続したことを特徴とする
電話機の回線切換回路。“In a telephone line switching circuit in which a plurality of telephones are serially connected to two pairs of telephone lines via the contacts of a self-holding relay, A line switching circuit for a telephone set, characterized in that a capacitor is inserted in series in the recovery circuit of a holding type relay, and a resistor and a second make contact of a hook switch are connected in series and connected in parallel with the capacitor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14953583U JPS6059661U (en) | 1983-09-29 | 1983-09-29 | Telephone line switching circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14953583U JPS6059661U (en) | 1983-09-29 | 1983-09-29 | Telephone line switching circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6059661U true JPS6059661U (en) | 1985-04-25 |
JPH0332125Y2 JPH0332125Y2 (en) | 1991-07-08 |
Family
ID=30331916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14953583U Granted JPS6059661U (en) | 1983-09-29 | 1983-09-29 | Telephone line switching circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6059661U (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7293107B1 (en) | 1998-10-09 | 2007-11-06 | Netmotion Wireless, Inc. | Method and apparatus for providing mobile and other intermittent connectivity in a computing environment |
-
1983
- 1983-09-29 JP JP14953583U patent/JPS6059661U/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0332125Y2 (en) | 1991-07-08 |
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