JPS548904A - Hooking control circuit - Google Patents

Hooking control circuit

Info

Publication number
JPS548904A
JPS548904A JP7478077A JP7478077A JPS548904A JP S548904 A JPS548904 A JP S548904A JP 7478077 A JP7478077 A JP 7478077A JP 7478077 A JP7478077 A JP 7478077A JP S548904 A JPS548904 A JP S548904A
Authority
JP
Japan
Prior art keywords
control circuit
hooking control
hooking
life
stable
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
Application number
JP7478077A
Other languages
Japanese (ja)
Other versions
JPS5622177B2 (en
Inventor
Kinichi Uno
Kunihiro Kato
Ryoichi Okayasu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
NEC Corp
Nippon Telegraph and Telephone Corp
Nippon Electric Co Ltd
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 by NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP7478077A priority Critical patent/JPS548904A/en
Publication of JPS548904A publication Critical patent/JPS548904A/en
Publication of JPS5622177B2 publication Critical patent/JPS5622177B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems

Abstract

PURPOSE:To make the control circuit high in speed, stable, long in life and small in size, for the unit incorporating the independent power supply circuit, by controlling semiconductor switch elements.
JP7478077A 1977-06-22 1977-06-22 Hooking control circuit Granted JPS548904A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7478077A JPS548904A (en) 1977-06-22 1977-06-22 Hooking control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7478077A JPS548904A (en) 1977-06-22 1977-06-22 Hooking control circuit

Publications (2)

Publication Number Publication Date
JPS548904A true JPS548904A (en) 1979-01-23
JPS5622177B2 JPS5622177B2 (en) 1981-05-23

Family

ID=13557138

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7478077A Granted JPS548904A (en) 1977-06-22 1977-06-22 Hooking control circuit

Country Status (1)

Country Link
JP (1) JPS548904A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020231910A1 (en) 2019-05-10 2020-11-19 Carrier Corporation Compressor with vibration sensor

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5099203A (en) * 1973-12-28 1975-08-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5099203A (en) * 1973-12-28 1975-08-06

Also Published As

Publication number Publication date
JPS5622177B2 (en) 1981-05-23

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