JPH0221812Y2 - - Google Patents

Info

Publication number
JPH0221812Y2
JPH0221812Y2 JP1981197559U JP19755981U JPH0221812Y2 JP H0221812 Y2 JPH0221812 Y2 JP H0221812Y2 JP 1981197559 U JP1981197559 U JP 1981197559U JP 19755981 U JP19755981 U JP 19755981U JP H0221812 Y2 JPH0221812 Y2 JP H0221812Y2
Authority
JP
Japan
Prior art keywords
voltage
power supply
circuit
control circuit
switching element
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.)
Expired
Application number
JP1981197559U
Other languages
English (en)
Japanese (ja)
Other versions
JPS58101537U (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP19755981U priority Critical patent/JPS58101537U/ja
Publication of JPS58101537U publication Critical patent/JPS58101537U/ja
Application granted granted Critical
Publication of JPH0221812Y2 publication Critical patent/JPH0221812Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electronic Switches (AREA)
  • Devices For Supply Of Signal Current (AREA)
JP19755981U 1981-12-29 1981-12-29 局電源式電話機におけるスイッチング素子の動作閉塞回路 Granted JPS58101537U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19755981U JPS58101537U (ja) 1981-12-29 1981-12-29 局電源式電話機におけるスイッチング素子の動作閉塞回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19755981U JPS58101537U (ja) 1981-12-29 1981-12-29 局電源式電話機におけるスイッチング素子の動作閉塞回路

Publications (2)

Publication Number Publication Date
JPS58101537U JPS58101537U (ja) 1983-07-11
JPH0221812Y2 true JPH0221812Y2 (en]) 1990-06-12

Family

ID=30110774

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19755981U Granted JPS58101537U (ja) 1981-12-29 1981-12-29 局電源式電話機におけるスイッチング素子の動作閉塞回路

Country Status (1)

Country Link
JP (1) JPS58101537U (en])

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5282179A (en) * 1975-12-29 1977-07-09 Fujitsu Ltd Transistor protection circuit
JPS5842971B2 (ja) * 1978-05-31 1983-09-22 オムロン株式会社 近接スイッチ

Also Published As

Publication number Publication date
JPS58101537U (ja) 1983-07-11

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