JPS5353251A - Shadow mask - Google Patents

Shadow mask

Info

Publication number
JPS5353251A
JPS5353251A JP12865576A JP12865576A JPS5353251A JP S5353251 A JPS5353251 A JP S5353251A JP 12865576 A JP12865576 A JP 12865576A JP 12865576 A JP12865576 A JP 12865576A JP S5353251 A JPS5353251 A JP S5353251A
Authority
JP
Japan
Prior art keywords
shadow mask
giving
intensity
increase
well
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
JP12865576A
Other languages
Japanese (ja)
Inventor
Koji Nakamura
Iwao Sato
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP12865576A priority Critical patent/JPS5353251A/en
Publication of JPS5353251A publication Critical patent/JPS5353251A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)

Abstract

PURPOSE:To increase the production yield as well as the intensity for a shadow mask by giving a hardening process using laser beam, etc.
JP12865576A 1976-10-25 1976-10-25 Shadow mask Pending JPS5353251A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12865576A JPS5353251A (en) 1976-10-25 1976-10-25 Shadow mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12865576A JPS5353251A (en) 1976-10-25 1976-10-25 Shadow mask

Publications (1)

Publication Number Publication Date
JPS5353251A true JPS5353251A (en) 1978-05-15

Family

ID=14990169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12865576A Pending JPS5353251A (en) 1976-10-25 1976-10-25 Shadow mask

Country Status (1)

Country Link
JP (1) JPS5353251A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58175237A (en) * 1982-04-06 1983-10-14 Toshiba Corp Color picture tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58175237A (en) * 1982-04-06 1983-10-14 Toshiba Corp Color picture tube

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