JPS534465A - Shadow mask of color brown tube and its manufacture - Google Patents

Shadow mask of color brown tube and its manufacture

Info

Publication number
JPS534465A
JPS534465A JP7778176A JP7778176A JPS534465A JP S534465 A JPS534465 A JP S534465A JP 7778176 A JP7778176 A JP 7778176A JP 7778176 A JP7778176 A JP 7778176A JP S534465 A JPS534465 A JP S534465A
Authority
JP
Japan
Prior art keywords
shadow mask
manufacture
brown tube
color brown
opening
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
JP7778176A
Other languages
Japanese (ja)
Inventor
Yukio Furuya
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 JP7778176A priority Critical patent/JPS534465A/en
Publication of JPS534465A publication Critical patent/JPS534465A/en
Pending legal-status Critical Current

Links

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)

Abstract

PURPOSE: To prevent the color mixing on coating and to improve the landing accuracy, by forming the opening grading in which the opening of the shadow mask after shaping is made small linearly along the center to the circumference.
COPYRIGHT: (C)1978,JPO&Japio
JP7778176A 1976-07-02 1976-07-02 Shadow mask of color brown tube and its manufacture Pending JPS534465A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7778176A JPS534465A (en) 1976-07-02 1976-07-02 Shadow mask of color brown tube and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7778176A JPS534465A (en) 1976-07-02 1976-07-02 Shadow mask of color brown tube and its manufacture

Publications (1)

Publication Number Publication Date
JPS534465A true JPS534465A (en) 1978-01-17

Family

ID=13643499

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7778176A Pending JPS534465A (en) 1976-07-02 1976-07-02 Shadow mask of color brown tube and its manufacture

Country Status (1)

Country Link
JP (1) JPS534465A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61114439A (en) * 1984-11-08 1986-06-02 Dainippon Printing Co Ltd Shadow mask of high fineness
JPS61114440A (en) * 1984-11-08 1986-06-02 Dainippon Printing Co Ltd Shadow mask of high fineness
JPH04142258A (en) * 1990-09-25 1992-05-15 Morishita Kagaku Kogyo Kk Formation of hanging means on transporting bag

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61114439A (en) * 1984-11-08 1986-06-02 Dainippon Printing Co Ltd Shadow mask of high fineness
JPS61114440A (en) * 1984-11-08 1986-06-02 Dainippon Printing Co Ltd Shadow mask of high fineness
JPH04142258A (en) * 1990-09-25 1992-05-15 Morishita Kagaku Kogyo Kk Formation of hanging means on transporting bag

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