DE60007016D1 - Giessform für Linsen - Google Patents

Giessform für Linsen

Info

Publication number
DE60007016D1
DE60007016D1 DE60007016T DE60007016T DE60007016D1 DE 60007016 D1 DE60007016 D1 DE 60007016D1 DE 60007016 T DE60007016 T DE 60007016T DE 60007016 T DE60007016 T DE 60007016T DE 60007016 D1 DE60007016 D1 DE 60007016D1
Authority
DE
Germany
Prior art keywords
mould part
surface region
overflow cavity
lens
mould
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
DE60007016T
Other languages
English (en)
Other versions
DE60007016T2 (de
Inventor
Andrew Paul Morris
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.)
Ocular Sciences Inc
Original Assignee
Ocular Sciences 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 Ocular Sciences Inc filed Critical Ocular Sciences Inc
Publication of DE60007016D1 publication Critical patent/DE60007016D1/de
Application granted granted Critical
Publication of DE60007016T2 publication Critical patent/DE60007016T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/0048—Moulds for lenses
    • B29D11/00576—Moulds for lenses with means to engage flash, e.g. HEMA ring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B29D11/00057—Production of contact lenses characterised by the shape or surface condition of the edge, e.g. flashless, burrless, smooth
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/808—Lens mold

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Eyeglasses (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
  • Window Of Vehicle (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE60007016T 1999-03-19 2000-03-17 Giessform für Linsen Expired - Lifetime DE60007016T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9906240.8A GB9906240D0 (en) 1999-03-19 1999-03-19 Lens mould
GB9906240 1999-03-19

Publications (2)

Publication Number Publication Date
DE60007016D1 true DE60007016D1 (de) 2004-01-22
DE60007016T2 DE60007016T2 (de) 2004-10-28

Family

ID=10849883

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60007016T Expired - Lifetime DE60007016T2 (de) 1999-03-19 2000-03-17 Giessform für Linsen

Country Status (5)

Country Link
US (1) US6405993B1 (de)
EP (1) EP1040907B1 (de)
AT (1) ATE256006T1 (de)
DE (1) DE60007016T2 (de)
GB (1) GB9906240D0 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6368522B1 (en) 2000-01-03 2002-04-09 Johnson & Johnson Vision Care, Inc. Mold for forming a contact lens and method of preventing formation of small strands of contact lens material during contact lens manufacture
JP2003011139A (ja) * 2001-06-27 2003-01-15 Menicon Co Ltd コンタクトレンズ用成形型およびそれを用いたコンタクトレンズの製造方法
JP2005138416A (ja) * 2003-11-06 2005-06-02 Kuraray Medical Inc コンタクトレンズ用の成形型
US20080131593A1 (en) * 2004-01-29 2008-06-05 Powell P Mark Contact lens mold printing systems and processes
US7799249B2 (en) * 2005-08-09 2010-09-21 Coopervision International Holding Company, Lp Systems and methods for producing silicone hydrogel contact lenses
US7320587B2 (en) * 2005-08-09 2008-01-22 Cooper Vision, Inc. Contact lens molds and systems and methods for producing same
US9102110B2 (en) * 2005-08-09 2015-08-11 Coopervision International Holding Company, Lp Systems and methods for removing lenses from lens molds
US7731873B2 (en) 2005-08-09 2010-06-08 Coopervision International Holding Company, Lp Contact lens mold assemblies and systems and methods of producing same
US8287269B2 (en) * 2005-12-12 2012-10-16 Johnson & Johnson Vision Care, Inc. Molds for use in contact lens production
US7731872B2 (en) 2006-05-31 2010-06-08 Coopervision International Holding Company, Lp Methods and systems for forming ophthalmic lens mold assemblies
US8003024B2 (en) * 2006-09-18 2011-08-23 Coopervision International Holding Company, Lp Polyolefin contact lens molds and uses thereof
JP2008093727A (ja) * 2006-10-16 2008-04-24 Sintokogio Ltd 鋳型
US7850878B2 (en) 2007-12-31 2010-12-14 Bausch & Lomb Incorporated Method of forming a biomedical device including an ophthalmic device
US20100109176A1 (en) * 2008-11-03 2010-05-06 Chris Davison Machined lens molds and methods for making and using same
US8313675B2 (en) 2009-08-31 2012-11-20 Coopervision International Holding Company, Lp Demolding of ophthalmic lenses during the manufacture thereof
DE102009055088B4 (de) 2009-12-21 2015-04-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zum Herstellen einer Struktur, optisches Bauteil, optischer Schichtstapel
DE102009055080B4 (de) * 2009-12-21 2019-11-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Herstellen einer Struktur, Abformwerkzeug
US9283718B2 (en) * 2012-05-25 2016-03-15 Johnson & Johnson Vision Care, Inc. Reduced-tilt back plastic feature for a contact lens mold
CA2877380A1 (en) * 2012-06-29 2014-01-03 Johnson & Johnson Vision Care, Inc. Lens precursor with features for the fabrication of an ophthalmic lens
US9352493B2 (en) * 2013-02-08 2016-05-31 Johnson & Johnson Vision Care, Inc. Casting cup assembly for forming an ophthalmic device
GB201302268D0 (en) * 2013-02-08 2013-03-27 Ocutec Ltd Molding Apparatus and Method
US9937640B2 (en) 2014-12-19 2018-04-10 Coopervision International Holding Company, Lp Apparatus and method for closure of ophthalmic lens molds
US10029402B2 (en) 2014-12-19 2018-07-24 Coopervision International Holding Company, Lp Method and apparatus for manufacturing contact lenses
US10137612B2 (en) 2014-12-19 2018-11-27 Coopervision International Holding Company, Lp Methods and apparatus for manufacture of ophthalmic lenses
US9764501B2 (en) 2014-12-19 2017-09-19 Coopervision International Holding Company, Lp Contact lens mold parts, contact lens mold assemblies, and methods of making contact lenses
US9938034B2 (en) 2014-12-19 2018-04-10 Coopervision International Holding Company, Lp Method and apparatus relating to manufacture of molds for forming contact lenses
TWI574832B (zh) * 2015-05-22 2017-03-21 Method and mold for making contact lens and control mold and mold making method
WO2020153083A1 (ja) * 2019-01-23 2020-07-30 株式会社イノアックコーポレーション 発泡成形体の製造方法および成形型

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8601967D0 (en) * 1986-01-28 1986-03-05 Coopervision Optics Manufacturing contact lenses
ATE157301T1 (de) * 1988-11-02 1997-09-15 British Tech Group Giessen und verpacken von kontaktlinsen
US5271875A (en) * 1991-09-12 1993-12-21 Bausch & Lomb Incorporated Method for molding lenses
TW325744U (en) * 1993-07-21 1998-01-21 Ciba Geigy Ag Two-sided contact lens mold
US5542978A (en) * 1994-06-10 1996-08-06 Johnson & Johnson Vision Products, Inc. Apparatus for applying a surfactant to mold surfaces
US5620720A (en) * 1994-11-29 1997-04-15 Allergan Cast molding of intraocular lenses
AU5289498A (en) * 1997-02-05 1998-08-13 Johnson & Johnson Research Pty. Limited Basecurve mold designs to maintain HEMA ring/basecurve adhesion

Also Published As

Publication number Publication date
EP1040907B1 (de) 2003-12-10
EP1040907A3 (de) 2000-10-18
EP1040907A2 (de) 2000-10-04
US6405993B1 (en) 2002-06-18
ATE256006T1 (de) 2003-12-15
GB9906240D0 (en) 1999-05-12
DE60007016T2 (de) 2004-10-28

Similar Documents

Publication Publication Date Title
DE60007016D1 (de) Giessform für Linsen
CA2007536A1 (en) Contact lens manufacture and moulds
CN101909864B (zh) 用于形成包括眼科器件在内的生物医学器件的浇注模具
GB8601967D0 (en) Manufacturing contact lenses
SG49612A1 (en) A process and device for the manufacture of moulding and mouldings manufactured in accordance with that process
ATE226884T1 (de) Sauerstoffarmes verfahren zur herstellung von weichen kontakt-linsen
DE69516641D1 (de) Verfahren zur Füllung einer Giessform für die Herstellung einer optischen Linse
TW363917B (en) Basecurve mold designs to maintain HEMA ring/basecurve adhesion
WO1992006833A3 (en) Method for forming disposable molds for producing optical quality lenses
EP0727677A4 (de) herstellungsverfahren für lichtreflektierendes bauelement und so hergestelltes lichtreflektierendes bauelement
PT97018A (pt) Molde de fundicao para lentes de contacto
US20060240138A1 (en) Contact lens mould
ATE246080T1 (de) Vorrichtung zur herstellung von formkörpern aus einer polymerisierbaren mischung
JP3974243B2 (ja) レンズ成形方法およびレンズ成形金型
GB2235407A (en) Contact lens mould
KR930001075Y1 (ko) 안경테 제조장치
JPS6444717A (en) Apparatus for molding container made of synthetic resin
JPH0516250U (ja) 射出成形用金型

Legal Events

Date Code Title Description
8364 No opposition during term of opposition