ES2403585T3 - Procedimiento para liberar una lente moldeada en una cavidad entre secciones de molde posterior y anterior - Google Patents

Procedimiento para liberar una lente moldeada en una cavidad entre secciones de molde posterior y anterior Download PDF

Info

Publication number
ES2403585T3
ES2403585T3 ES07821604T ES07821604T ES2403585T3 ES 2403585 T3 ES2403585 T3 ES 2403585T3 ES 07821604 T ES07821604 T ES 07821604T ES 07821604 T ES07821604 T ES 07821604T ES 2403585 T3 ES2403585 T3 ES 2403585T3
Authority
ES
Spain
Prior art keywords
lens
mold section
mold
face
flange
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.)
Active
Application number
ES07821604T
Other languages
English (en)
Spanish (es)
Inventor
Ger M. Reynolds
Jerry E. Sullivan
John J. Cardiff
Alan D. Kelly
Frank J. Rouse
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.)
Bausch and Lomb Inc
Original Assignee
Bausch and Lomb 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
Priority claimed from IE2006/0936A external-priority patent/IE85335B1/en
Application filed by Bausch and Lomb Inc filed Critical Bausch and Lomb Inc
Application granted granted Critical
Publication of ES2403585T3 publication Critical patent/ES2403585T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B29D11/00038—Production of contact lenses
    • B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
    • B29D11/00192—Demoulding, e.g. separating lenses from mould halves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/50—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible
    • 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)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Eyeglasses (AREA)
ES07821604T 2006-12-21 2007-10-19 Procedimiento para liberar una lente moldeada en una cavidad entre secciones de molde posterior y anterior Active ES2403585T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IE20060936 2006-12-21
IE2006/0936A IE85335B1 (en) 2006-12-21 Apparatus and method for releasing lenses from cast moulds
PCT/EP2007/061240 WO2008074541A1 (en) 2006-12-21 2007-10-19 Apparatus and method for releasing a lens moulded in a cavity between posterior and anterior mould sections

Publications (1)

Publication Number Publication Date
ES2403585T3 true ES2403585T3 (es) 2013-05-20

Family

ID=38969459

Family Applications (1)

Application Number Title Priority Date Filing Date
ES07821604T Active ES2403585T3 (es) 2006-12-21 2007-10-19 Procedimiento para liberar una lente moldeada en una cavidad entre secciones de molde posterior y anterior

Country Status (6)

Country Link
US (2) US8105070B2 (enExample)
EP (1) EP2094471B1 (enExample)
JP (1) JP5088903B2 (enExample)
CN (1) CN101563213B (enExample)
ES (1) ES2403585T3 (enExample)
WO (1) WO2008074541A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070138670A1 (en) * 2005-12-20 2007-06-21 Bausch And Lomb Incorporated Method and Apparatus for the Dry Release of a Compliant Opthalmic Article from a Mold Surface
WO2010020623A1 (en) * 2008-08-20 2010-02-25 Novartis Ag Apparatus for removing an ophthalmic lens from a mold half
US8313675B2 (en) * 2009-08-31 2012-11-20 Coopervision International Holding Company, Lp Demolding of ophthalmic lenses during the manufacture thereof
US9457522B2 (en) 2013-02-26 2016-10-04 Coopervision International Holding Company, Lp Methods and apparatus useful in manufacturing lenses
EP3092118B8 (en) * 2014-01-06 2019-10-16 CooperVision International Holding Company, LP Ophthalmic lens manufacturing method and apparatus that include flash removal from lens mold members
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
US10137612B2 (en) 2014-12-19 2018-11-27 Coopervision International Holding Company, Lp Methods and apparatus for manufacture of ophthalmic lenses
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
US9937640B2 (en) 2014-12-19 2018-04-10 Coopervision International Holding Company, Lp Apparatus and method for closure of ophthalmic lens molds
EP3526016B1 (en) * 2016-10-14 2025-09-10 Alcon Inc. Method for producing contact lenses
TWI718469B (zh) * 2019-01-09 2021-02-11 優你康光學股份有限公司 用於隱形眼鏡脫模的模具及其方法
CN110231209A (zh) * 2019-06-24 2019-09-13 中铁十七局集团第二工程有限公司 一种注浆用水泥净浆试件制作装置
CN114061811A (zh) * 2021-11-15 2022-02-18 江苏万新光学有限公司 一种光学镜片模具开模力测量装置

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB796825A (en) 1955-10-04 1958-06-18 American Optical Corp Improvements in or relating to casting devices for optical elements
US4190621A (en) * 1977-03-10 1980-02-26 Martin Greshes Method for molding optical plastic lenses of the standard and bifocal type
US4474355A (en) * 1977-06-27 1984-10-02 Martin Greshes Apparatus for molding optical plastic lenses of the standard and bifocal type
US4254065A (en) * 1979-04-04 1981-03-03 Ratkowski Donald J Injection molding of contact lenses
US5271875A (en) 1991-09-12 1993-12-21 Bausch & Lomb Incorporated Method for molding lenses
US5316700A (en) * 1992-11-02 1994-05-31 Wesley-Jessen Corporation Method and apparatus for removing excess lens forming material
US5850107A (en) * 1994-06-10 1998-12-15 Johnson & Johnson Vision Products, Inc. Mold separation method and apparatus
US5836323A (en) * 1994-06-10 1998-11-17 Johnson & Johnson Vision Products, Inc. Automated method and apparatus for hydrating soft contact lenses
JPH08323780A (ja) * 1995-06-01 1996-12-10 Olympus Optical Co Ltd 複合型光学素子の離型方法および装置
AU706496B2 (en) * 1995-11-21 1999-06-17 Johnson & Johnson Vision Products, Inc. Infra-red heat source for demolding contact lenses
US5693268A (en) * 1996-04-01 1997-12-02 Johnson & Johnson Vision Products, Inc. Wedge demolding of cast lens mold assemblies
US5820895A (en) * 1996-06-04 1998-10-13 Johnson & Johnson Vision Products, Inc. Conductive probe for heating contact lens mold assemblies during demolding
ES2179309T3 (es) 1996-11-06 2003-01-16 Bausch & Lomb Procedimiento y aparato para separar las partes de molde para lentes de contacto.
CA2228961C (en) * 1997-02-05 2007-06-19 Johnson & Johnson Vision Products, Inc. Base curve mold designs to maintain hema ring/base curve adhesion
US6558584B1 (en) 2000-03-31 2003-05-06 Bausch & Lomb Incorporated Apparatus and method for handling an ophthalmic lens
GB2360730B (en) * 2000-03-31 2004-09-22 Bausch & Lomb Uk Ltd Apparatus and method for separating contact lens molds
US6368096B1 (en) * 2000-07-31 2002-04-09 Bausch & Lomb Incorporated Apparatus for separating material from a mold surface
US7241125B2 (en) * 2001-05-25 2007-07-10 Johnson & Johnson Vision Care, Inc. Center touch method and apparatus for forming contact lenses
JP4695797B2 (ja) * 2001-09-28 2011-06-08 株式会社メニコンネクト レンズ型開き手段及び方法
JP4695798B2 (ja) * 2001-09-28 2011-06-08 株式会社メニコンネクト 眼用レンズの分離方法およびそれに用いる分離装置
US6872335B2 (en) * 2002-03-12 2005-03-29 Technology Resource International Corporation Method and apparatus for holding a mold assembly and molding an optical lens using the same
US20040061246A1 (en) * 2002-09-30 2004-04-01 John Cardiff Method and apparatus for dry releasing lenses from an anterior mold half
WO2005011966A1 (en) 2003-07-24 2005-02-10 Provis Limited Methods and apparatus for use in contact lens manufacture and packaging
US20050056955A1 (en) * 2003-08-18 2005-03-17 Axel Heinrich Demolding process
GB2409427A (en) 2003-12-23 2005-06-29 Bausch & Lomb Handling moulded opthalmic lenses
US20060071356A1 (en) * 2004-10-04 2006-04-06 Kevin Beebe Method for separating excess material from a lens mold
US20070138670A1 (en) 2005-12-20 2007-06-21 Bausch And Lomb Incorporated Method and Apparatus for the Dry Release of a Compliant Opthalmic Article from a Mold Surface

Also Published As

Publication number Publication date
CN101563213A (zh) 2009-10-21
US8535044B2 (en) 2013-09-17
EP2094471A1 (en) 2009-09-02
IE20060936A1 (en) 2008-08-20
JP2010513077A (ja) 2010-04-30
US20120164261A1 (en) 2012-06-28
US8105070B2 (en) 2012-01-31
JP5088903B2 (ja) 2012-12-05
EP2094471B1 (en) 2013-04-10
US20100052194A1 (en) 2010-03-04
CN101563213B (zh) 2013-07-24
WO2008074541A1 (en) 2008-06-26

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