ATE330778T1 - Giessformanordnung zur herstellung von mehreren kontakt-linsen - Google Patents

Giessformanordnung zur herstellung von mehreren kontakt-linsen

Info

Publication number
ATE330778T1
ATE330778T1 AT02006941T AT02006941T ATE330778T1 AT E330778 T1 ATE330778 T1 AT E330778T1 AT 02006941 T AT02006941 T AT 02006941T AT 02006941 T AT02006941 T AT 02006941T AT E330778 T1 ATE330778 T1 AT E330778T1
Authority
AT
Austria
Prior art keywords
mold
contact lenses
mold cavities
cavities
several contact
Prior art date
Application number
AT02006941T
Other languages
German (de)
English (en)
Inventor
Todd Aldridge Russel
Original Assignee
Novartis Ag
Novartis Pharma Gmbh
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 Novartis Ag, Novartis Pharma Gmbh filed Critical Novartis Ag
Application granted granted Critical
Publication of ATE330778T1 publication Critical patent/ATE330778T1/de

Links

Classifications

    • 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
    • B29C33/20—Opening, closing or clamping
    • 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
    • B29C33/0022—Multi-cavity moulds
    • 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
    • B29C33/30—Mounting, exchanging or centering
    • B29C33/305—Mounting of moulds or mould support plates
    • 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C39/026—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles characterised by the shape of the surface
    • 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
    • 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
    • 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
    • B29D11/0049—Double sided moulds
    • 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
    • B29D11/005—Moulds for lenses having means for aligning the front and back moulds
    • 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)
  • Eyeglasses (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
AT02006941T 2001-03-27 2002-03-26 Giessformanordnung zur herstellung von mehreren kontakt-linsen ATE330778T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US27908501P 2001-03-27 2001-03-27
US33485401P 2001-10-31 2001-10-31

Publications (1)

Publication Number Publication Date
ATE330778T1 true ATE330778T1 (de) 2006-07-15

Family

ID=26959441

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02006941T ATE330778T1 (de) 2001-03-27 2002-03-26 Giessformanordnung zur herstellung von mehreren kontakt-linsen

Country Status (5)

Country Link
US (1) US6866240B2 (https=)
EP (1) EP1245373B8 (https=)
JP (1) JP4156853B2 (https=)
AT (1) ATE330778T1 (https=)
DE (1) DE60212480T2 (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7615180B2 (en) * 2005-07-08 2009-11-10 Gentex Optics, Inc. Method for injection molding with direct insert thermal control
EP2236269A1 (de) * 2009-04-01 2010-10-06 GEISS Aktiengesellschaft Aufnahmewerkzeug und Verfahren zur Bearbeitung von Formteilen
CN103459119B (zh) * 2011-03-29 2015-09-30 赫斯基注塑系统有限公司 用于预成形件的模具叠层
CN107263894A (zh) * 2012-06-29 2017-10-20 庄臣及庄臣视力保护公司 具有用于制造眼科镜片的特征结构的镜片坯件
EP3600860B1 (en) * 2017-03-27 2024-12-11 Alcon Inc. Apparatus for the thermal curing of a lens-forming material
KR101932864B1 (ko) * 2017-11-21 2018-12-26 이장희 사출용 단차금형 및 이를 이용한 사출품 제조방법
US11485665B2 (en) * 2019-03-22 2022-11-01 Meta Platforms Technologies LLC Mould pair having alignment surfaces
CN110181733B (zh) * 2019-04-29 2021-09-14 深圳大学 360度超声内窥镜的辅助制作装置及制作方法
DE102020125369A1 (de) * 2020-09-29 2022-03-31 Sick Ag Linsenmodul
CN112855686B (zh) * 2021-01-04 2022-07-22 闪耀现实(无锡)科技有限公司 用于增强现实眼镜的保压治具及其保压方法
EP4514595A1 (en) * 2022-04-26 2025-03-05 Alcon Inc. Method for making embedded hydrogel contact lenses

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4565348A (en) * 1981-04-30 1986-01-21 Mia-Lens Production A/S Mold for making contact lenses, the male mold member being more flexible than the female mold member
US4495313A (en) * 1981-04-30 1985-01-22 Mia Lens Production A/S Preparation of hydrogel for soft contact lens with water displaceable boric acid ester
US4640489A (en) * 1981-04-30 1987-02-03 Mia-Lens Production A/S Mold for making contact lenses, either the male or female mold sections being relatively more flexible
US4402659A (en) * 1981-12-30 1983-09-06 American Optical Corporation Mold clamping fixture
US5271875A (en) * 1991-09-12 1993-12-21 Bausch & Lomb Incorporated Method for molding lenses
US5938988A (en) * 1996-08-19 1999-08-17 Johnson & Johnson Vision Products, Inc. Multiple optical curve molds formed in a solid piece of polymer
JP2002525223A (ja) 1998-09-30 2002-08-13 ノバルティス アクチエンゲゼルシャフト レンズ成形用型キャリヤ
US6511311B1 (en) * 1998-09-30 2003-01-28 Novartis Ag Lens mold carriers
US6669460B1 (en) * 1999-02-05 2003-12-30 Novartis Ag Lens mold carrier

Also Published As

Publication number Publication date
EP1245373A2 (en) 2002-10-02
JP2002347049A (ja) 2002-12-04
EP1245373B8 (en) 2007-02-21
EP1245373A3 (en) 2003-11-12
EP1245373B1 (en) 2006-06-21
US20020140117A1 (en) 2002-10-03
JP4156853B2 (ja) 2008-09-24
DE60212480D1 (de) 2006-08-03
US6866240B2 (en) 2005-03-15
DE60212480T2 (de) 2007-01-11

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Legal Events

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