DD263998A5 - Vorrichtung und Verfahren zum Pressen für Frontplatten von Katodenstrahlröhren - Google Patents

Vorrichtung und Verfahren zum Pressen für Frontplatten von Katodenstrahlröhren Download PDF

Info

Publication number
DD263998A5
DD263998A5 DD30548887A DD30548887A DD263998A5 DD 263998 A5 DD263998 A5 DD 263998A5 DD 30548887 A DD30548887 A DD 30548887A DD 30548887 A DD30548887 A DD 30548887A DD 263998 A5 DD263998 A5 DD 263998A5
Authority
DD
German Democratic Republic
Prior art keywords
pressure
piston
punch
control
glass
Prior art date
Application number
DD30548887A
Other languages
German (de)
English (en)
Inventor
David Shanaberger
Original Assignee
Owens Illinois Television Prod
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 Owens Illinois Television Prod filed Critical Owens Illinois Television Prod
Publication of DD263998A5 publication Critical patent/DD263998A5/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/16—Gearing or controlling mechanisms specially adapted for glass presses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Control Of Presses (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
DD30548887A 1986-07-30 1987-07-29 Vorrichtung und Verfahren zum Pressen für Frontplatten von Katodenstrahlröhren DD263998A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/892,162 US4723976A (en) 1986-07-30 1986-07-30 Method and apparatus for pressing glass cathode ray tube faceplates

Publications (1)

Publication Number Publication Date
DD263998A5 true DD263998A5 (de) 1989-01-18

Family

ID=25399478

Family Applications (1)

Application Number Title Priority Date Filing Date
DD30548887A DD263998A5 (de) 1986-07-30 1987-07-29 Vorrichtung und Verfahren zum Pressen für Frontplatten von Katodenstrahlröhren

Country Status (8)

Country Link
US (1) US4723976A (fr)
JP (1) JPS6335426A (fr)
KR (1) KR900006111B1 (fr)
CZ (1) CZ280495B6 (fr)
DD (1) DD263998A5 (fr)
DE (1) DE3718961A1 (fr)
IN (1) IN169908B (fr)
IT (1) IT1211641B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5236485A (en) * 1986-09-30 1993-08-17 Manfred Leweringhause Process and device for shaping a gob
US4867778A (en) * 1988-02-05 1989-09-19 Emhart Industries, Inc. Individual section glass forming machine
US5056036A (en) * 1989-10-20 1991-10-08 Pulsafeeder, Inc. Computer controlled metering pump
US5250099A (en) * 1990-03-29 1993-10-05 Canon Kabushiki Kaisha Glass molding process and molding apparatus for the same
US5246476A (en) * 1990-05-15 1993-09-21 Canon Kabushiki Kaisha Method for manufacturing optical elements with selective heating and pressing
US5215566A (en) * 1991-01-18 1993-06-01 Canon Kabushiki Kaisha Method of manufacturing optical element
US5885317A (en) * 1993-02-25 1999-03-23 Owens-Brockway Glass Container Inc. Multiple orifice glass feed system
CA2164822A1 (fr) * 1994-04-15 1995-10-26 Jennifer R. Wolfe Systeme de commande pour plateau de cintrage de verre
GB9608039D0 (en) * 1996-04-18 1996-06-19 Emhart Glass Mach Invest Plunger assembly
US5857358A (en) * 1996-10-23 1999-01-12 Donnelly Corporation Method and apparatus for bending glass
US5938810A (en) * 1996-10-23 1999-08-17 Donnelly Corporation Apparatus for tempering and bending glass
US5908483A (en) * 1996-10-30 1999-06-01 Lynch Machinery, Inc. Apparatus and process for molding of glass
KR100355568B1 (ko) * 1998-08-07 2003-01-24 한국전기초자 주식회사 음극선관용유리제품의압축성형장치및그제어방법
KR100355535B1 (ko) * 1998-08-07 2003-01-24 한국전기초자 주식회사 음극선관용유리제품의압축성형장치및그제어방법
FR2834059B1 (fr) * 2001-12-21 2004-06-25 Ct Tech Des Ind Mecaniques Dispositif et procede de controle de la position de la tige d'un verin
JP4119780B2 (ja) * 2003-03-28 2008-07-16 Ｈｏｙａ株式会社 成形体の製造方法、製造装置及び光ピックアップ用対物レンズ
JP6339888B2 (ja) * 2014-07-29 2018-06-06 東芝機械株式会社 ガラス成形装置
CZ308253B6 (cs) * 2018-11-14 2020-03-25 Ăšstav fyziky plazmatu AV ÄŚR, v. v. i. Způsob lisování optických prvků ze skla a forma pro jeho provádění

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3607194A (en) * 1970-04-20 1971-09-21 Corning Glass Works Pressure control system for glassware press molding
US3634060A (en) * 1970-09-08 1972-01-11 Corning Glass Works Glass-forming fluid flow control means
US3953187A (en) * 1973-12-10 1976-04-27 Lynch Corporation Control system for hydraulic rams
JPS5147010A (ja) * 1974-10-22 1976-04-22 Asahi Glass Co Ltd Chukugarasuoshiatsuseikeihoho
MX156950A (es) * 1983-11-21 1988-10-17 Vitro Tec Fideicomiso Sistema mejorado de control de velocidad para maquinas formadoras de articulos de vidrio
DE3401465C1 (de) * 1984-01-18 1985-01-31 Fa. Hermann Heye, 3063 Obernkirchen Wegaufnehmer fuer den Positionsnachweis eines Pressstempels

Also Published As

Publication number Publication date
JPS6335426A (ja) 1988-02-16
KR880001538A (ko) 1988-04-23
DE3718961A1 (de) 1988-02-04
CZ570187A3 (en) 1995-04-12
US4723976A (en) 1988-02-09
IT8748153A0 (it) 1987-07-08
DE3718961C2 (fr) 1993-06-03
CZ280495B6 (cs) 1996-02-14
KR900006111B1 (ko) 1990-08-22
IN169908B (fr) 1992-01-11
IT1211641B (it) 1989-11-03
JPH02303B2 (fr) 1990-01-05

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Legal Events

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ENJ Ceased due to non-payment of renewal fee