KR930003832B1 - 새도우 마스크의 제조장치 및 방법 - Google Patents

새도우 마스크의 제조장치 및 방법 Download PDF

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Publication number
KR930003832B1
KR930003832B1 KR1019850004254A KR850004254A KR930003832B1 KR 930003832 B1 KR930003832 B1 KR 930003832B1 KR 1019850004254 A KR1019850004254 A KR 1019850004254A KR 850004254 A KR850004254 A KR 850004254A KR 930003832 B1 KR930003832 B1 KR 930003832B1
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KR
South Korea
Prior art keywords
punch
mask
pad
blank
edges
Prior art date
Application number
KR1019850004254A
Other languages
English (en)
Korean (ko)
Other versions
KR860000690A (ko
Inventor
쥬니어 플랭크 로울란드 래그랜드
Original Assignee
알씨 에이 코오포레이숀
글렌 에이취. 부루스틀
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 알씨 에이 코오포레이숀, 글렌 에이취. 부루스틀 filed Critical 알씨 에이 코오포레이숀
Publication of KR860000690A publication Critical patent/KR860000690A/ko
Application granted granted Critical
Publication of KR930003832B1 publication Critical patent/KR930003832B1/ko

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • H01J29/07—Shadow masks for colour television tubes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02—Stamping using rigid devices or tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
KR1019850004254A 1984-06-18 1985-06-15 새도우 마스크의 제조장치 및 방법 KR930003832B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US621382 1984-06-18
US06/621,382 US4615205A (en) 1984-06-18 1984-06-18 Forming a shadow mask from a flat blank

Publications (2)

Publication Number Publication Date
KR860000690A KR860000690A (ko) 1986-01-30
KR930003832B1 true KR930003832B1 (ko) 1993-05-13

Family

ID=24489932

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850004254A KR930003832B1 (ko) 1984-06-18 1985-06-15 새도우 마스크의 제조장치 및 방법

Country Status (7)

Country Link
US (1) US4615205A (US20030199744A1-20031023-C00003.png)
EP (1) EP0165785B1 (US20030199744A1-20031023-C00003.png)
JP (1) JPS6117331A (US20030199744A1-20031023-C00003.png)
KR (1) KR930003832B1 (US20030199744A1-20031023-C00003.png)
CA (1) CA1237168A (US20030199744A1-20031023-C00003.png)
DD (1) DD233240A5 (US20030199744A1-20031023-C00003.png)
DE (1) DE3581962D1 (US20030199744A1-20031023-C00003.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4719787A (en) * 1986-08-29 1988-01-19 Rca Corporation Apparatus for forming a shadow mask
JP2605324B2 (ja) * 1988-01-21 1997-04-30 三菱電機株式会社 シヤドウマスク成形装置およびシヤドウマスク成形方法
EP0367642B1 (fr) * 1988-10-05 1993-04-21 Sollac Procédé et dispositif de formage d'un flan de tôle notamment pour réaliser un masque de tube cathodique obtenu selon ce procédé
IT1239511B (it) * 1990-03-30 1993-11-03 Videocolor Spa Metodo di formatura di una maschera d'ombra per un tubo di riproduzione di immagini a colori
JP3482872B2 (ja) 1998-05-15 2004-01-06 松下電器産業株式会社 カラー陰極線管
DE20122802U1 (de) * 2000-05-11 2008-09-11 Autoform Engineering Gmbh Computerlesbares Medium mit Programm zur Erzeugung von Ankonstruktionen von Werkzeugen für Blechumformteile
JP2004050230A (ja) * 2002-07-19 2004-02-19 Uchiyama Mfg Corp 金属板のプレス加工方法
US7765848B2 (en) * 2006-04-14 2010-08-03 Honda Motor Co., Ltd. Press working method and press working apparatus
US7552612B2 (en) * 2006-07-20 2009-06-30 Crown Packaging Technology, Inc. Systems for making can ends
JP4386130B2 (ja) * 2007-11-30 2009-12-16 トヨタ自動車株式会社 プレス装置用金型および開放絞り成形方法
DE102008017728B4 (de) * 2008-04-07 2012-05-16 Thyssenkrupp Steel Europe Ag Verfahren zur Materialflusssteuerung beim Tiefziehen eines Werkstücks
WO2013183657A1 (ja) * 2012-06-07 2013-12-12 東洋製罐株式会社 深絞り成形方法及びその成形金型
US20190255587A1 (en) * 2018-02-20 2019-08-22 GM Global Technology Operations LLC Stamped component with improved formability

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2163003A (en) * 1936-06-04 1939-06-20 Lyon George Albert Method of die-forming parts
US3195341A (en) * 1961-11-20 1965-07-20 Nat Lead Co Die apparatus
DE1281988B (de) * 1963-10-30 1968-11-07 Kopat Ges Fuer Konstruktion En Werkzeug zum Herstellen eines raeumlich gewoelbten Rahmens aus einem rohrfoermigen Blechring
US3296850A (en) * 1964-08-25 1967-01-10 Rauland Corp Mask forming
US3621699A (en) * 1969-07-15 1971-11-23 Tubal Ind Inc Methods and apparatus for manufacturing shadow masks for colored television tubes
JPS55139125A (en) * 1979-04-13 1980-10-30 Nec Corp Forming appartus for shadow mask of cathode-ray tube
JPS5928015B2 (ja) * 1979-07-24 1984-07-10 三菱電機株式会社 シヤドウマスクの製造方法
JPS592563A (ja) * 1982-06-25 1984-01-09 Hitachi Zosen Corp 電磁ポンプ
JPS59111232A (ja) * 1982-12-16 1984-06-27 Toshiba Corp カラ−ブラウン管用シヤドウマスク成形装置
US4786840A (en) * 1983-02-25 1988-11-22 Rca Licensing Corporation Cathode-ray tube having a faceplate panel with a substantially planar periphery
JPS6061122A (ja) * 1983-09-12 1985-04-08 Toshiba Corp シヤドウマスクの成形方法

Also Published As

Publication number Publication date
US4615205A (en) 1986-10-07
CA1237168A (en) 1988-05-24
KR860000690A (ko) 1986-01-30
JPS6117331A (ja) 1986-01-25
DE3581962D1 (de) 1991-04-11
JPH0337443B2 (US20030199744A1-20031023-C00003.png) 1991-06-05
EP0165785A2 (en) 1985-12-27
EP0165785A3 (en) 1986-09-17
EP0165785B1 (en) 1991-03-06
DD233240A5 (de) 1986-02-19

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