ATE256006T1 - Giessform für linsen - Google Patents

Giessform für linsen

Info

Publication number
ATE256006T1
ATE256006T1 AT00302215T AT00302215T ATE256006T1 AT E256006 T1 ATE256006 T1 AT E256006T1 AT 00302215 T AT00302215 T AT 00302215T AT 00302215 T AT00302215 T AT 00302215T AT E256006 T1 ATE256006 T1 AT E256006T1
Authority
AT
Austria
Prior art keywords
mould part
surface region
overflow cavity
lens
mould
Prior art date
Application number
AT00302215T
Other languages
English (en)
Inventor
Andrew Paul Morris
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
Application granted granted Critical
Publication of ATE256006T1 publication Critical patent/ATE256006T1/de

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (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)
AT00302215T 1999-03-19 2000-03-17 Giessform für linsen ATE256006T1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ATE256006T1 true ATE256006T1 (de) 2003-12-15

Family

ID=10849883

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00302215T ATE256006T1 (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
JP5363503B2 (ja) * 2007-12-31 2013-12-11 ボーシュ アンド ローム インコーポレイティド 眼科デバイスを含むバイオメディカルデバイスを形成するためのキャスティングモールド
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
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
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
US9283718B2 (en) * 2012-05-25 2016-03-15 Johnson & Johnson Vision Care, Inc. Reduced-tilt back plastic feature for a contact lens mold
EP2867004A1 (de) * 2012-06-29 2015-05-06 Johnson & Johnson Vision Care, Inc. Linsenvorläufer mit eigenschaften zur herstellung einer ophthalmischen linse
GB201302268D0 (en) * 2013-02-08 2013-03-27 Ocutec Ltd Molding Apparatus and Method
US9352493B2 (en) * 2013-02-08 2016-05-31 Johnson & Johnson Vision Care, Inc. Casting cup assembly for forming an ophthalmic device
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
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
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
TWI574832B (zh) * 2015-05-22 2017-03-21 Method and mold for making contact lens and control mold and mold making method
US20220080631A1 (en) * 2019-01-23 2022-03-17 Inoac Corporation Method for producing foam molded product and molding mold

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
EP0561480B1 (de) * 1988-11-02 1997-08-27 Btg International Limited 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
EP1040907A3 (de) 2000-10-18
US6405993B1 (en) 2002-06-18
EP1040907B1 (de) 2003-12-10
DE60007016T2 (de) 2004-10-28
DE60007016D1 (de) 2004-01-22
GB9906240D0 (en) 1999-05-12
EP1040907A2 (de) 2000-10-04

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties