JPS6129237B2 - - Google Patents

Info

Publication number
JPS6129237B2
JPS6129237B2 JP51098681A JP9868176A JPS6129237B2 JP S6129237 B2 JPS6129237 B2 JP S6129237B2 JP 51098681 A JP51098681 A JP 51098681A JP 9868176 A JP9868176 A JP 9868176A JP S6129237 B2 JPS6129237 B2 JP S6129237B2
Authority
JP
Japan
Prior art keywords
transistor
transistors
upper arm
current
control circuit
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
JP51098681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5324515A (en
Inventor
Kyoo Takeyasu
Kenichi Iizuka
Katsuo Mori
Tsunehiro Endo
Hideo Uzuhashi
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 JP9868176A priority Critical patent/JPS5324515A/ja
Publication of JPS5324515A publication Critical patent/JPS5324515A/ja
Publication of JPS6129237B2 publication Critical patent/JPS6129237B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Motors That Do Not Use Commutators (AREA)
JP9868176A 1976-08-20 1976-08-20 Control circuit of motor velocity Granted JPS5324515A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9868176A JPS5324515A (en) 1976-08-20 1976-08-20 Control circuit of motor velocity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9868176A JPS5324515A (en) 1976-08-20 1976-08-20 Control circuit of motor velocity

Publications (2)

Publication Number Publication Date
JPS5324515A JPS5324515A (en) 1978-03-07
JPS6129237B2 true JPS6129237B2 (enEXAMPLES) 1986-07-05

Family

ID=14226243

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9868176A Granted JPS5324515A (en) 1976-08-20 1976-08-20 Control circuit of motor velocity

Country Status (1)

Country Link
JP (1) JPS5324515A (enEXAMPLES)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57160387A (en) * 1981-03-27 1982-10-02 Hitachi Ltd Brushless direct current motor
JPS59185192A (ja) * 1983-04-06 1984-10-20 Matsushita Electric Ind Co Ltd モ−タ

Also Published As

Publication number Publication date
JPS5324515A (en) 1978-03-07

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