DE69316268T2 - Verfahren zum Herstellen von Glasgegenständen - Google Patents

Verfahren zum Herstellen von Glasgegenständen

Info

Publication number
DE69316268T2
DE69316268T2 DE69316268T DE69316268T DE69316268T2 DE 69316268 T2 DE69316268 T2 DE 69316268T2 DE 69316268 T DE69316268 T DE 69316268T DE 69316268 T DE69316268 T DE 69316268T DE 69316268 T2 DE69316268 T2 DE 69316268T2
Authority
DE
Germany
Prior art keywords
manufacture
glass objects
objects
glass
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.)
Expired - Lifetime
Application number
DE69316268T
Other languages
English (en)
Other versions
DE69316268D1 (de
Inventor
Tadayoshi Yonemoto
Yoshiyuki Shimizu
Takashi Inoue
Toshihiko Muroi
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.)
Panasonic Corp
Sumita Optical Glass Inc
Original Assignee
Matsushita Electric Industrial Co Ltd
Sumita Optical Glass Inc
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 Matsushita Electric Industrial Co Ltd, Sumita Optical Glass Inc filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69316268D1 publication Critical patent/DE69316268D1/de
Application granted granted Critical
Publication of DE69316268T2 publication Critical patent/DE69316268T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C03B11/06—Construction of plunger or mould
    • C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
    • 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
    • C03B11/06—Construction of plunger or mould
    • C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
    • C03B11/084—Construction of plunger or mould for making solid articles, e.g. lenses material composition or material properties of press dies therefor
    • 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
    • C03B11/06—Construction of plunger or mould
    • C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
    • C03B11/084—Construction of plunger or mould for making solid articles, e.g. lenses material composition or material properties of press dies therefor
    • C03B11/086—Construction of plunger or mould for making solid articles, e.g. lenses material composition or material properties of press dies therefor of coated dies
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/02—Other methods of shaping glass by casting molten glass, e.g. injection moulding
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
    • C03B7/10—Cutting-off or severing the glass flow with the aid of knives or scissors or non-contacting cutting means, e.g. a gas jet; Construction of the blades used
    • C03B7/12—Cutting-off or severing a free-hanging glass stream, e.g. by the combination of gravity and surface tension forces
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/05—Press-mould die materials
    • C03B2215/06—Metals or alloys
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/05—Press-mould die materials
    • C03B2215/07—Ceramic or cermets
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/08—Coated press-mould dies
    • C03B2215/10—Die base materials
    • C03B2215/11—Metals
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/08—Coated press-mould dies
    • C03B2215/10—Die base materials
    • C03B2215/12—Ceramics or cermets, e.g. cemented WC, Al2O3 or TiC
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/08—Coated press-mould dies
    • C03B2215/14—Die top coat materials, e.g. materials for the glass-contacting layers
    • C03B2215/16—Metals or alloys, e.g. Ni-P, Ni-B, amorphous metals
    • C03B2215/17—Metals or alloys, e.g. Ni-P, Ni-B, amorphous metals comprising one or more of the noble meals, i.e. Ag, Au, platinum group metals
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Glass Compositions (AREA)
DE69316268T 1992-06-04 1993-06-02 Verfahren zum Herstellen von Glasgegenständen Expired - Lifetime DE69316268T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14392792 1992-06-04

Publications (2)

Publication Number Publication Date
DE69316268D1 DE69316268D1 (de) 1998-02-19
DE69316268T2 true DE69316268T2 (de) 1998-04-30

Family

ID=15350327

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69316268T Expired - Lifetime DE69316268T2 (de) 1992-06-04 1993-06-02 Verfahren zum Herstellen von Glasgegenständen

Country Status (3)

Country Link
US (1) US5626641A (de)
EP (1) EP0573020B1 (de)
DE (1) DE69316268T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017118471A1 (de) * 2017-08-14 2019-02-14 Universität Greifswald Verfahren zur Herstellung ultradünner bis dünner Schichten auf Substraten

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WO1995015927A1 (en) * 1993-12-08 1995-06-15 Lightpath Technologies, Inc. Process for manufacturing grin lenses
FR2739095B1 (fr) * 1995-09-25 1997-11-14 Saint Gobain Vitrage Lentilles optiques et procedes de fabrication
US6457330B1 (en) 1999-12-06 2002-10-01 Owens-Brockway Glass Container Inc. Apparatus and method for delivering a cased glass stream
US6742364B2 (en) * 2000-09-06 2004-06-01 Minolta Co., Ltd. Method of manufacturing micro glass optical element
DE10202766B4 (de) * 2002-01-25 2006-02-02 Schott Ag Verfahren zur Steuerung der Eindringtiefe einer strukturierten Oberfläche eines elektrisch leitenden Formwerkzeuges und Vorrichtung zur Durchführung des Verfahrens
US7994082B2 (en) * 2003-06-30 2011-08-09 Hoya Corporation Preforms for precision press molding, optical elements, and methods of manufacturing the same
JP4976802B2 (ja) * 2006-10-10 2012-07-18 株式会社オハラ ガラスの製造方法およびガラス成形装置
DE102008011047B4 (de) 2008-02-25 2013-02-21 Otto R. Hofmann Verfahren und Vorrichtung zum Einengen, Trennen oder Führen einer Fluidströmung, insbesondere Glasströmung
CN101980979B (zh) * 2008-04-03 2014-04-09 柯尼卡美能达精密光学株式会社 下模及其制造方法、玻璃凝块的制造方法及玻璃成型体的制造方法
CN102408183B (zh) * 2011-07-26 2013-12-25 四川格纳斯光电科技股份有限公司 一种光学玻璃镜片的生产工艺
JP2013218172A (ja) * 2012-04-10 2013-10-24 Seiko Epson Corp 光学素子、撮像装置、電子機器及び光学素子の製造方法
DE102014100429B4 (de) * 2014-01-15 2019-03-14 Schott Ag Verfahren zur Herstellung von Stablinsen sowie Stablinse
JP6234316B2 (ja) * 2014-04-25 2017-11-22 オリンパス株式会社 光学素子の製造装置
CN106365417A (zh) * 2015-07-23 2017-02-01 福州高意光学有限公司 一种批量制作非球面或球面光学元件的方法
DE102016106366B4 (de) 2016-04-07 2017-12-07 Schott Ag Linsenkappe für ein TO-Gehäuse
CN105948463B (zh) * 2016-04-28 2019-02-26 成都光明光电有限责任公司 光学玻璃边部滴料成型装置及成型方法
US11572298B2 (en) * 2018-05-11 2023-02-07 Entegris, Inc. Molds that include a ceramic material surface, and related methods for making and using the molds
CN109320056A (zh) * 2018-10-15 2019-02-12 基智精密科技(深圳)有限公司 玻璃生产设备及玻璃制备方法

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GB378199A (en) * 1931-08-01 1932-08-11 Taylor William Improved methods of lens production
GB766854A (en) * 1954-02-03 1957-01-23 Corning Glass Works Method of and apparatus for casting glass
US3233993A (en) * 1962-03-06 1966-02-08 Bausch & Lomb Apparatus for processing a vitreous composition
US3271126A (en) * 1963-03-20 1966-09-06 Corning Glass Works Press forming apparatus for forming wafers from drips of glass
US3293017A (en) * 1963-03-20 1966-12-20 Corning Glass Works Method for forming glass wafers
DE2143370B2 (de) * 1970-08-31 1975-02-06 Hoya Glass Works, Ltd., Tokio Verfahren zur Herstellung eines optischen Fluorphosphatglases
US3900328A (en) * 1970-11-27 1975-08-19 Eastman Kodak Co Method and apparatus for molding glass lenses
US3833347A (en) * 1970-11-27 1974-09-03 Eastman Kodak Co Method for molding glass lenses
US3961927A (en) * 1973-03-05 1976-06-08 Pilkington Brothers Limited Apparatus and method for moulding glass objects
JPS5124525A (en) * 1974-08-26 1976-02-27 Nippon Carbon Co Ltd Tanso kinzokufukugoshudozai
CA1081958A (en) * 1975-09-02 1980-07-22 Gerald E. Blair Method of molding glass elements
EP0146315A3 (de) * 1983-12-09 1985-08-14 Matsushita Electric Industrial Co., Ltd. Matriz zum direkten Pressen eines optischen Elements in Glas
JPS61136928A (ja) * 1984-12-10 1986-06-24 Matsushita Electric Ind Co Ltd 光学ガラス素子のプレス成形用型
US4685948A (en) * 1985-02-08 1987-08-11 Matsushita Electric Industrial Co., Ltd. Mold for press-molding glass optical elements and a molding method using the same
US4747864A (en) * 1986-06-19 1988-05-31 Corning Glass Works Process for the precision molding of glass articles
DE3729281A1 (de) * 1987-09-02 1989-03-16 Schott Glaswerke Verfahren zum herstellen von gepressten glasformkoerpern fuer praezisionsoptische zwecke
JPS6472927A (en) * 1987-09-11 1989-03-17 Hoya Corp Flow controller for molten glass
JPH01219028A (ja) * 1988-02-29 1989-09-01 Hoya Corp ガラスの溶融方法
JP2536580B2 (ja) * 1988-03-08 1996-09-18 ミノルタ株式会社 ガラス糸切り方法
JPH0234525A (ja) * 1988-07-22 1990-02-05 Hoya Corp ガラス素子の成形方法
EP0378292B1 (de) * 1989-01-13 1993-10-27 Matsushita Electric Industrial Co., Ltd. Verfahren zur Herstellung eines optischen Gegenstandes aus Glas
US5171347A (en) * 1989-01-13 1992-12-15 Matsushita Electric Industrial Co., Ltd. Method of manufacturing glass optical element
US5087279A (en) * 1989-07-14 1992-02-11 Matsushita Electric Industrial Co., Ltd. Method of producing optical glass element and production apparatus using this method
JPH04187527A (ja) * 1990-11-19 1992-07-06 Matsushita Electric Ind Co Ltd 光学素子成形用素材の製造方法並びに成形レンズの製造方法
JPH04331727A (ja) * 1991-05-02 1992-11-19 Minolta Camera Co Ltd ガラスレンズの製法
JPH04357123A (ja) * 1991-05-31 1992-12-10 Minolta Camera Co Ltd 光学素子の成形方法及びその成形方法により成形された光学素子
JPH06239619A (ja) * 1993-02-18 1994-08-30 Sony Corp 溶融ガラス流の切断方法及び切断装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017118471A1 (de) * 2017-08-14 2019-02-14 Universität Greifswald Verfahren zur Herstellung ultradünner bis dünner Schichten auf Substraten

Also Published As

Publication number Publication date
US5626641A (en) 1997-05-06
EP0573020B1 (de) 1998-01-14
EP0573020A1 (de) 1993-12-08
DE69316268D1 (de) 1998-02-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

Owner name: SUMITA OPTICAL GLASS CO. LTD., TOKIO/TOKYO, JP