JPS5338259A - Color picture tube - Google Patents

Color picture tube

Info

Publication number
JPS5338259A
JPS5338259A JP11189476A JP11189476A JPS5338259A JP S5338259 A JPS5338259 A JP S5338259A JP 11189476 A JP11189476 A JP 11189476A JP 11189476 A JP11189476 A JP 11189476A JP S5338259 A JPS5338259 A JP S5338259A
Authority
JP
Japan
Prior art keywords
picture tube
color picture
circumference
doping
accelerate
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
JP11189476A
Other languages
Japanese (ja)
Inventor
Genji Fujii
Hiroshi Sakata
Sumiyasu Ozaki
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 JP11189476A priority Critical patent/JPS5338259A/en
Publication of JPS5338259A publication Critical patent/JPS5338259A/en
Pending legal-status Critical Current

Links

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)

Abstract

PURPOSE: The heat emissivity at the center part of a shadow mask is made larger than that at the circumference to accelerate the temperature rise at the circumference part and to reduce the temperature difference among respective masks, thereby reducing the doping.
COPYRIGHT: (C)1978,JPO&Japio
JP11189476A 1976-09-20 1976-09-20 Color picture tube Pending JPS5338259A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11189476A JPS5338259A (en) 1976-09-20 1976-09-20 Color picture tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11189476A JPS5338259A (en) 1976-09-20 1976-09-20 Color picture tube

Publications (1)

Publication Number Publication Date
JPS5338259A true JPS5338259A (en) 1978-04-08

Family

ID=14572794

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11189476A Pending JPS5338259A (en) 1976-09-20 1976-09-20 Color picture tube

Country Status (1)

Country Link
JP (1) JPS5338259A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59189538A (en) * 1983-04-13 1984-10-27 Toshiba Corp Color picture tube

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59189538A (en) * 1983-04-13 1984-10-27 Toshiba Corp Color picture tube
JPH053100B2 (en) * 1983-04-13 1993-01-14 Tokyo Shibaura Electric Co

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