JPS5317932A - Electric current source circuit - Google Patents

Electric current source circuit

Info

Publication number
JPS5317932A
JPS5317932A JP9176676A JP9176676A JPS5317932A JP S5317932 A JPS5317932 A JP S5317932A JP 9176676 A JP9176676 A JP 9176676A JP 9176676 A JP9176676 A JP 9176676A JP S5317932 A JPS5317932 A JP S5317932A
Authority
JP
Japan
Prior art keywords
electric current
current source
source circuit
circuit
converted
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
JP9176676A
Other languages
Japanese (ja)
Other versions
JPS5627141B2 (en
Inventor
Yuhei Abe
Katsuo Mori
Kazuo Onishi
Katsuhiko Yabe
Kiyoo Takeyasu
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP9176676A priority Critical patent/JPS5317932A/en
Publication of JPS5317932A publication Critical patent/JPS5317932A/en
Publication of JPS5627141B2 publication Critical patent/JPS5627141B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Electrical Variables (AREA)
  • Power Conversion In General (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Rectifiers (AREA)

Abstract

PURPOSE: To improve power factor of electric current source, by providing a choke coil and a circuit which switches during a certain input current at the input side, when commercial electric current source is converted to direct current through rectifying circuit and smoothing circuit.
COPYRIGHT: (C)1978,JPO&Japio
JP9176676A 1976-07-31 1976-07-31 Electric current source circuit Granted JPS5317932A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9176676A JPS5317932A (en) 1976-07-31 1976-07-31 Electric current source circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9176676A JPS5317932A (en) 1976-07-31 1976-07-31 Electric current source circuit

Publications (2)

Publication Number Publication Date
JPS5317932A true JPS5317932A (en) 1978-02-18
JPS5627141B2 JPS5627141B2 (en) 1981-06-23

Family

ID=14035669

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9176676A Granted JPS5317932A (en) 1976-07-31 1976-07-31 Electric current source circuit

Country Status (1)

Country Link
JP (1) JPS5317932A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3009076A1 (en) * 1979-03-10 1980-09-11 Janome Sewing Machine Co Ltd NEEDLE HOLDER ON A SEWING MACHINE
JPS56110441A (en) * 1980-02-05 1981-09-01 Hitachi Ltd Method of operating power factor improving device
JPS56150972A (en) * 1980-04-25 1981-11-21 Hitachi Ltd Power circuit
JPS573579A (en) * 1980-06-09 1982-01-09 Hitachi Ltd Electric-power supply device
JPS57211621A (en) * 1981-06-24 1982-12-25 Hitachi Ltd Controlling system for power factor improving circuit

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3009076A1 (en) * 1979-03-10 1980-09-11 Janome Sewing Machine Co Ltd NEEDLE HOLDER ON A SEWING MACHINE
DE3009076C2 (en) * 1979-03-10 1987-07-02 Janome Sewing Machine Co., Ltd., Tokio/Tokyo, Jp
JPS56110441A (en) * 1980-02-05 1981-09-01 Hitachi Ltd Method of operating power factor improving device
JPH0474733B2 (en) * 1980-02-05 1992-11-27
JPS56150972A (en) * 1980-04-25 1981-11-21 Hitachi Ltd Power circuit
JPS6245793B2 (en) * 1980-04-25 1987-09-29 Hitachi Ltd
JPS573579A (en) * 1980-06-09 1982-01-09 Hitachi Ltd Electric-power supply device
JPS6245794B2 (en) * 1980-06-09 1987-09-29 Hitachi Ltd
JPS57211621A (en) * 1981-06-24 1982-12-25 Hitachi Ltd Controlling system for power factor improving circuit
JPH0532762B2 (en) * 1981-06-24 1993-05-17 Hitachi Ltd

Also Published As

Publication number Publication date
JPS5627141B2 (en) 1981-06-23

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