DE69015018T2 - Pressform zum Pressen optischer Elemente. - Google Patents

Pressform zum Pressen optischer Elemente.

Info

Publication number
DE69015018T2
DE69015018T2 DE1990615018 DE69015018T DE69015018T2 DE 69015018 T2 DE69015018 T2 DE 69015018T2 DE 1990615018 DE1990615018 DE 1990615018 DE 69015018 T DE69015018 T DE 69015018T DE 69015018 T2 DE69015018 T2 DE 69015018T2
Authority
DE
Germany
Prior art keywords
optical elements
press mold
pressing optical
pressing
mold
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 - Fee Related
Application number
DE1990615018
Other languages
English (en)
Other versions
DE69015018D1 (de
Inventor
Makoto Umetani
Kiyoshi Kuribayashi
Hideto Monji
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 Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69015018D1 publication Critical patent/DE69015018D1/de
Publication of DE69015018T2 publication Critical patent/DE69015018T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • 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
    • C03B2215/26—Mixtures of materials covered by more than one of the groups C03B2215/16 - C03B2215/24, e.g. C-SiC, Cr-Cr2O3, SIALON
    • 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
    • C03B2215/30—Intermediate layers, e.g. graded zone of base/top material
    • C03B2215/31—Two or more distinct intermediate layers or zones
    • 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
    • C03B2215/30—Intermediate layers, e.g. graded zone of base/top material
    • C03B2215/32—Intermediate layers, e.g. graded zone of base/top material of metallic or silicon material
    • 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
    • C03B2215/30—Intermediate layers, e.g. graded zone of base/top material
    • C03B2215/34—Intermediate layers, e.g. graded zone of base/top material of ceramic or cermet material, e.g. diamond-like carbon
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/76—Pressing whereby some glass overflows unrestrained beyond the press mould in a direction perpendicular to the press axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
  • Physical Vapour Deposition (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
DE1990615018 1989-06-20 1990-06-18 Pressform zum Pressen optischer Elemente. Expired - Fee Related DE69015018T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1157788A JPH0725557B2 (ja) 1989-06-20 1989-06-20 光学素子のプレス成形用金型の作製方法及び光学素子の作製方法

Publications (2)

Publication Number Publication Date
DE69015018D1 DE69015018D1 (de) 1995-01-26
DE69015018T2 true DE69015018T2 (de) 1995-07-20

Family

ID=15657307

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1990615018 Expired - Fee Related DE69015018T2 (de) 1989-06-20 1990-06-18 Pressform zum Pressen optischer Elemente.

Country Status (3)

Country Link
EP (1) EP0404481B1 (de)
JP (1) JPH0725557B2 (de)
DE (1) DE69015018T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3147481B2 (ja) * 1992-04-21 2001-03-19 松下電器産業株式会社 ガラス製回折格子の成形用金型及びその製造方法及びガラス製回折格子の製造方法
JP3206845B2 (ja) * 1993-01-07 2001-09-10 松下電器産業株式会社 光学ガラス素子の製造方法およびこれに用いる光学ガラス素子のプレス成形用型
EP0768281B1 (de) * 1993-07-28 1999-11-10 Matsushita Electric Industrial Co., Ltd Pressform zum Pressen optischer Elemente und ihr Herstellungsverfahren und Verwendung
US6003336A (en) * 1993-07-28 1999-12-21 Matsushita Electric Industrial Co. Ltd. Method of manufacturing a die for press-molding optical elements
US5702735A (en) * 1994-06-10 1997-12-30 Johnson & Johnson Vision Products, Inc. Molding arrangement to achieve short mold cycle time
SG68649A1 (en) * 1997-02-21 1999-11-16 Matsushita Electric Ind Co Ltd Press-molding die method for manufacturing the same and glass article molded with the same
JPH11236229A (ja) 1997-12-16 1999-08-31 Ngk Insulators Ltd ガラス素子のプレス成形用金型
JP4959306B2 (ja) * 2006-02-23 2012-06-20 東海ゴム工業株式会社 ガラス成形型

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4629487A (en) * 1984-05-17 1986-12-16 Matsushita Electric Industrial Co., Ltd. Molding method for producing optical glass element
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
JPS6228093A (ja) * 1985-07-29 1987-02-06 Mitsubishi Electric Corp レ−ザ溶接用加工ヘツド

Also Published As

Publication number Publication date
EP0404481A1 (de) 1990-12-27
JPH0323230A (ja) 1991-01-31
EP0404481B1 (de) 1994-12-14
DE69015018D1 (de) 1995-01-26
JPH0725557B2 (ja) 1995-03-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee