JPS52120722A - Driving circuit for fluorescent display tube - Google Patents

Driving circuit for fluorescent display tube

Info

Publication number
JPS52120722A
JPS52120722A JP3718576A JP3718576A JPS52120722A JP S52120722 A JPS52120722 A JP S52120722A JP 3718576 A JP3718576 A JP 3718576A JP 3718576 A JP3718576 A JP 3718576A JP S52120722 A JPS52120722 A JP S52120722A
Authority
JP
Japan
Prior art keywords
driving circuit
display tube
fluorescent display
constant
decrease
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.)
Pending
Application number
JP3718576A
Other languages
Japanese (ja)
Inventor
Fumio Takeuchi
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP3718576A priority Critical patent/JPS52120722A/en
Publication of JPS52120722A publication Critical patent/JPS52120722A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

PURPOSE: To keep the filament voltage constant by the constant voltage diode connected in parallel, and thus to decrease the power loss as well as to facilitate manufacture.
COPYRIGHT: (C)1977,JPO&Japio
JP3718576A 1976-04-05 1976-04-05 Driving circuit for fluorescent display tube Pending JPS52120722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3718576A JPS52120722A (en) 1976-04-05 1976-04-05 Driving circuit for fluorescent display tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3718576A JPS52120722A (en) 1976-04-05 1976-04-05 Driving circuit for fluorescent display tube

Publications (1)

Publication Number Publication Date
JPS52120722A true JPS52120722A (en) 1977-10-11

Family

ID=12490516

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3718576A Pending JPS52120722A (en) 1976-04-05 1976-04-05 Driving circuit for fluorescent display tube

Country Status (1)

Country Link
JP (1) JPS52120722A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55125680U (en) * 1979-02-28 1980-09-05
JPS58144893A (en) * 1982-02-23 1983-08-29 富士通株式会社 El type display
JPS6156694U (en) * 1984-09-20 1986-04-16
JPS61114489U (en) * 1984-12-28 1986-07-19
JPS6449994U (en) * 1987-09-22 1989-03-28
JPH0269391U (en) * 1988-11-15 1990-05-25

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55125680U (en) * 1979-02-28 1980-09-05
JPS58144893A (en) * 1982-02-23 1983-08-29 富士通株式会社 El type display
JPH0343629B2 (en) * 1982-02-23 1991-07-03 Fujitsu Ltd
JPS6156694U (en) * 1984-09-20 1986-04-16
JPS61114489U (en) * 1984-12-28 1986-07-19
JPS6449994U (en) * 1987-09-22 1989-03-28
JPH0269391U (en) * 1988-11-15 1990-05-25

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