KR940017613U - Shadow mask ultrasonic cleaning device using air bubbles - Google Patents

Shadow mask ultrasonic cleaning device using air bubbles

Info

Publication number
KR940017613U
KR940017613U KR2019920024432U KR920024432U KR940017613U KR 940017613 U KR940017613 U KR 940017613U KR 2019920024432 U KR2019920024432 U KR 2019920024432U KR 920024432 U KR920024432 U KR 920024432U KR 940017613 U KR940017613 U KR 940017613U
Authority
KR
South Korea
Prior art keywords
cleaning device
air bubbles
shadow mask
ultrasonic cleaning
mask ultrasonic
Prior art date
Application number
KR2019920024432U
Other languages
Korean (ko)
Other versions
KR0130779Y1 (en
Inventor
김이석
Original Assignee
삼성전관주식회사
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 삼성전관주식회사 filed Critical 삼성전관주식회사
Priority to KR2019920024432U priority Critical patent/KR0130779Y1/en
Publication of KR940017613U publication Critical patent/KR940017613U/en
Application granted granted Critical
Publication of KR0130779Y1 publication Critical patent/KR0130779Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H01J9/142—Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes
    • H01J9/146—Surface treatment, e.g. blackening, coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2209/00—Apparatus and processes for manufacture of discharge tubes
    • H01J2209/01—Generalised techniques
    • H01J2209/017—Cleaning

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Cleaning By Liquid Or Steam (AREA)
KR2019920024432U 1992-12-04 1992-12-04 Ultrasonic cleaning apparatus of shadowmask using the air bubble KR0130779Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019920024432U KR0130779Y1 (en) 1992-12-04 1992-12-04 Ultrasonic cleaning apparatus of shadowmask using the air bubble

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019920024432U KR0130779Y1 (en) 1992-12-04 1992-12-04 Ultrasonic cleaning apparatus of shadowmask using the air bubble

Publications (2)

Publication Number Publication Date
KR940017613U true KR940017613U (en) 1994-07-28
KR0130779Y1 KR0130779Y1 (en) 1998-12-01

Family

ID=19345713

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019920024432U KR0130779Y1 (en) 1992-12-04 1992-12-04 Ultrasonic cleaning apparatus of shadowmask using the air bubble

Country Status (1)

Country Link
KR (1) KR0130779Y1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101224904B1 (en) * 2011-12-02 2013-01-22 주식회사 케이씨텍 Cleaner for mask

Also Published As

Publication number Publication date
KR0130779Y1 (en) 1998-12-01

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20010830

Year of fee payment: 4

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