IT1071238B - Procedimento e dispositivo per lo stiro a drappeggio di una maschera d,ombra per cinescopi a colori - Google Patents

Procedimento e dispositivo per lo stiro a drappeggio di una maschera d,ombra per cinescopi a colori

Info

Publication number
IT1071238B
IT1071238B IT68712/76A IT6871276A IT1071238B IT 1071238 B IT1071238 B IT 1071238B IT 68712/76 A IT68712/76 A IT 68712/76A IT 6871276 A IT6871276 A IT 6871276A IT 1071238 B IT1071238 B IT 1071238B
Authority
IT
Italy
Prior art keywords
cinescopes
draping
ironing
shadow
mask
Prior art date
Application number
IT68712/76A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1071238B publication Critical patent/IT1071238B/it

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Straightening Metal Sheet-Like Bodies (AREA)
IT68712/76A 1975-07-11 1976-07-08 Procedimento e dispositivo per lo stiro a drappeggio di una maschera d,ombra per cinescopi a colori IT1071238B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7508287A NL7508287A (nl) 1975-07-11 1975-07-11 Werkwijze en inrichting voor het in vorm trek- ken van een schaduwmasker en schaduwmasker ge- trokken volgens deze werkwijze of met deze in- richting.

Publications (1)

Publication Number Publication Date
IT1071238B true IT1071238B (it) 1985-04-02

Family

ID=19824136

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68712/76A IT1071238B (it) 1975-07-11 1976-07-08 Procedimento e dispositivo per lo stiro a drappeggio di una maschera d,ombra per cinescopi a colori

Country Status (11)

Country Link
US (1) US4090389A (it)
JP (1) JPS592563B2 (it)
AR (1) AR207897A1 (it)
BE (1) BE844013A (it)
CA (1) CA1057351A (it)
DE (1) DE2628894C3 (it)
ES (1) ES449703A1 (it)
FR (1) FR2317759A1 (it)
GB (1) GB1503849A (it)
IT (1) IT1071238B (it)
NL (1) NL7508287A (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2948396A1 (de) * 1979-12-01 1981-07-02 Uniplanung Metall- Und Kunststoffengineering Gmbh & Co Kg, 7555 Bietigheim Werkzeug zur blechbearbeitung, insbesondere ziehwerkzeug mit feststehendem ziehstempel im werkzeugunterteil
JPS5785620A (en) * 1980-11-14 1982-05-28 Nissan Motor Co Ltd Cushion press die
JPS60108500U (ja) * 1983-12-28 1985-07-23 株式会社小松製作所 上下複動プレスの金型装置
DE3572081D1 (en) * 1984-09-28 1989-09-07 Philips Nv Method of drape drawing a shadow mask for a colour display tube and device for such a method
JPS622434A (ja) * 1985-06-27 1987-01-08 Sony Corp 陰極線管の色選別機構の製法
NL8503087A (nl) * 1985-11-11 1987-06-01 Philips Nv Werkwijze voor het in vorm trekken van een schaduwmasker voor een kleurenbeeldbuis, schaduwmasker vervaardigd volgens genoemde werkwijze en kleurenbeeldbuis voorzien van zulk een schaduwmasker.
JPH06677Y2 (ja) * 1986-06-30 1994-01-05 東海ゴム工業株式会社 流体封入式防振ブツシユ
US4719787A (en) * 1986-08-29 1988-01-19 Rca Corporation Apparatus for forming a shadow mask
US4745792A (en) * 1986-10-14 1988-05-24 Aluminum Company Of America Blankholder for a draw press
US5372027A (en) * 1989-11-29 1994-12-13 Armco Steel Company, L.P. Controlled material flow hydroforming
JPH0485814A (ja) * 1990-07-26 1992-03-18 Fujitsu Ltd マスクの作成方法
DE19543118A1 (de) * 1994-11-23 1996-05-30 Barmag Barmer Maschf Verfahren und Vorrichtung zur Erkennung einer Fadenaufspulung auf einer rotierenden Walze
CN100384561C (zh) * 2000-10-30 2008-04-30 伊田忠一 深冲压方法
US6811895B2 (en) * 2001-03-22 2004-11-02 Lumimove, Inc. Illuminated display system and process
US7210323B2 (en) * 2003-12-16 2007-05-01 General Motors Corporation Binder apparatus for sheet forming
US7237423B1 (en) 2004-11-12 2007-07-03 Miller Tool And Die Company Inc. Apparatus for stretch forming blanks
US7823430B2 (en) * 2008-07-29 2010-11-02 Gm Global Technology Operations, Inc. Open press thermal gap for QPF forming tools

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2514005A (en) * 1948-01-29 1950-07-04 Earl F Middleton Drawing and beading mechanism
BE638060A (it) * 1962-10-04
US3420089A (en) * 1966-02-16 1969-01-07 Mc Donnell Douglas Corp Variable pressure drawpress and method
US3621699A (en) * 1969-07-15 1971-11-23 Tubal Ind Inc Methods and apparatus for manufacturing shadow masks for colored television tubes
US3668914A (en) * 1969-12-31 1972-06-13 Bogdan Vyacheslavovich Voitsek Method of stamping metal convex articles from sheets
JPS5720661B2 (it) * 1973-10-31 1982-04-30

Also Published As

Publication number Publication date
DE2628894B2 (de) 1978-04-06
NL7508287A (nl) 1977-01-13
ES449703A1 (es) 1977-08-16
JPS592563B2 (ja) 1984-01-19
US4090389A (en) 1978-05-23
DE2628894A1 (de) 1977-01-13
AR207897A1 (es) 1976-11-08
CA1057351A (en) 1979-06-26
FR2317759B1 (it) 1979-08-31
GB1503849A (en) 1978-03-15
FR2317759A1 (fr) 1977-02-04
JPS5211755A (en) 1977-01-28
BE844013A (fr) 1977-01-10
DE2628894C3 (de) 1978-12-07

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