JPS5686689A - Constant-current controlling device for resistance welding machine - Google Patents

Constant-current controlling device for resistance welding machine

Info

Publication number
JPS5686689A
JPS5686689A JP16506179A JP16506179A JPS5686689A JP S5686689 A JPS5686689 A JP S5686689A JP 16506179 A JP16506179 A JP 16506179A JP 16506179 A JP16506179 A JP 16506179A JP S5686689 A JPS5686689 A JP S5686689A
Authority
JP
Japan
Prior art keywords
output
amplifier
controlling device
given
terminal
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
JP16506179A
Other languages
English (en)
Other versions
JPS583798B2 (ja
Inventor
Tomiaki Hosokawa
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP54165061A priority Critical patent/JPS583798B2/ja
Publication of JPS5686689A publication Critical patent/JPS5686689A/ja
Publication of JPS583798B2 publication Critical patent/JPS583798B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Control Of Voltage And Current In General (AREA)
JP54165061A 1979-12-18 1979-12-18 抵抗溶接機の定電流制御装置 Expired JPS583798B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP54165061A JPS583798B2 (ja) 1979-12-18 1979-12-18 抵抗溶接機の定電流制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54165061A JPS583798B2 (ja) 1979-12-18 1979-12-18 抵抗溶接機の定電流制御装置

Publications (2)

Publication Number Publication Date
JPS5686689A true JPS5686689A (en) 1981-07-14
JPS583798B2 JPS583798B2 (ja) 1983-01-22

Family

ID=15805103

Family Applications (1)

Application Number Title Priority Date Filing Date
JP54165061A Expired JPS583798B2 (ja) 1979-12-18 1979-12-18 抵抗溶接機の定電流制御装置

Country Status (1)

Country Link
JP (1) JPS583798B2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58103964A (ja) * 1981-12-16 1983-06-21 Matsushita Electric Ind Co Ltd 変流器を用いた溶接電流検出方法
JPS58141874A (ja) * 1982-02-19 1983-08-23 Matsushita Electric Ind Co Ltd 抵抗溶接機の制御装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54155152A (en) * 1978-05-29 1979-12-06 Hitachi Ltd Power unit for welder

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54155152A (en) * 1978-05-29 1979-12-06 Hitachi Ltd Power unit for welder

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58103964A (ja) * 1981-12-16 1983-06-21 Matsushita Electric Ind Co Ltd 変流器を用いた溶接電流検出方法
JPS6255956B2 (ja) * 1981-12-16 1987-11-24 Matsushita Electric Ind Co Ltd
JPS58141874A (ja) * 1982-02-19 1983-08-23 Matsushita Electric Ind Co Ltd 抵抗溶接機の制御装置

Also Published As

Publication number Publication date
JPS583798B2 (ja) 1983-01-22

Similar Documents

Publication Publication Date Title
JPS5728410A (en) Voltage controlled type variable gain circuit
JPS55108019A (en) Reference voltage generator
JPS5686689A (en) Constant-current controlling device for resistance welding machine
JPS6473168A (en) Ignition control circuit
JPS5654109A (en) Direct current control circuit
JPS568912A (en) Gain control circuit
JPS5755605A (en) Differential amplifier
JPS5628524A (en) Switch unit for analogue signal
JPS56169408A (en) Limiter circuit
JPS55123233A (en) Switch unit
JPS5561117A (en) Tone control circuit
JPS5552615A (en) Gain control circuit
JPS577606A (en) Gain control circuit
JPS5723311A (en) Amplifying circuit
JPS575406A (en) Current limiting circuit
JPS52141585A (en) Variable resistor
JPS53148379A (en) Gain control unit
JPS5715511A (en) Variable attenuator
GB1174742A (en) Improvements in or relating to Variable Amplification Circuits
JPS55100714A (en) Transistor circuit
JPS5368549A (en) Automatic gain control circuit
JPS55132115A (en) Non-linear amplifier
JPS5672509A (en) Dc gain control device
JPS5781623A (en) Adjusting method for reference voltage generating device
JPS52101952A (en) Voltage control variable gain circuit