[go: up one dir, main page]

BR9913488A - Método para hidratar uma lente curada retida na cavidade do molde no qual ela foi fundida; método para moldar uma lente - Google Patents

Método para hidratar uma lente curada retida na cavidade do molde no qual ela foi fundida; método para moldar uma lente

Info

Publication number
BR9913488A
BR9913488A BR9913488-8A BR9913488A BR9913488A BR 9913488 A BR9913488 A BR 9913488A BR 9913488 A BR9913488 A BR 9913488A BR 9913488 A BR9913488 A BR 9913488A
Authority
BR
Brazil
Prior art keywords
lens
mold cavity
hydrating
cast
cured
Prior art date
Application number
BR9913488-8A
Other languages
English (en)
Inventor
Richard J Wrue
Jeffrey Ange
Otto Zettl
James Blythe
Theresa Dengler
Original Assignee
Bausch & Lomb
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 Bausch & Lomb filed Critical Bausch & Lomb
Publication of BR9913488A publication Critical patent/BR9913488A/pt

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
    • B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/0009—After-treatment of articles without altering their shape; Apparatus therefor using liquids, e.g. solvents, swelling agents
    • 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
    • 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
    • B29D11/00067—Hydrating 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
    • B29D11/0023—Transferring contact lenses
    • B29D11/0024—Transferring contact lenses using a vacuum suction gripper

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Robotics (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Eyeglasses (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)

Abstract

"MéTODO PARA HIDRATAR UMA LENTE CURADA RETIDA NA CAVIDADE DO MOLDE NO QUAL ELA FOI FUNDIDA; MéTODO PARA MOLDAR UMA LENTE". Um método para processar uma lente de contato curada onde a lente de contato é hidratada enquanto retida na cavidade de molde no qual ela foi fundida. A lente é liberada do molde com material de lente em excesso curado permanecendo no molde.
BR9913488-8A 1998-08-27 1999-08-09 Método para hidratar uma lente curada retida na cavidade do molde no qual ela foi fundida; método para moldar uma lente BR9913488A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/140,925 US6143210A (en) 1998-08-27 1998-08-27 Automated cast mold hydrating device
PCT/US1999/018037 WO2000012296A1 (en) 1998-08-27 1999-08-09 Automated cast mold hydrating device

Publications (1)

Publication Number Publication Date
BR9913488A true BR9913488A (pt) 2001-09-25

Family

ID=22493401

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9913488-8A BR9913488A (pt) 1998-08-27 1999-08-09 Método para hidratar uma lente curada retida na cavidade do molde no qual ela foi fundida; método para moldar uma lente

Country Status (12)

Country Link
US (1) US6143210A (pt)
EP (1) EP1107861B1 (pt)
JP (1) JP2002530218A (pt)
CN (1) CN1105638C (pt)
AU (1) AU747460B2 (pt)
BR (1) BR9913488A (pt)
CA (1) CA2341399A1 (pt)
DE (1) DE69904949T2 (pt)
ES (1) ES2191450T3 (pt)
MY (1) MY133825A (pt)
TW (1) TW431964B (pt)
WO (1) WO2000012296A1 (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6207086B1 (en) 1999-02-18 2001-03-27 Johnson & Johnson Vision Care, Inc. Method and apparatus for washing or hydration of ophthalmic devices
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
US6663801B2 (en) 2001-04-06 2003-12-16 Johnson & Johnson Vision Care, Inc. Silicon carbide IR-emitter heating device and method for demolding lenses
US20030031548A1 (en) * 2001-08-09 2003-02-13 Parell Phillip King Rigid vacuum tip
US7001138B2 (en) 2002-03-01 2006-02-21 Johnson & Johnson Vision Care, Inc. Split collar for mechanical arm connection
EP1849589A3 (en) * 2002-03-04 2009-03-25 Johnson and Johnson Vision Care, Inc. Use of microwave energy to dissassemble, release, and hydrate contact lenses
US20030164563A1 (en) * 2002-03-04 2003-09-04 Olin Calvin Use of microwave energy to disassemble, release, and hydrate contact lenses
EP1443344A1 (en) * 2003-01-29 2004-08-04 Heptagon Oy Manufacturing micro-structured elements
WO2005011966A1 (en) * 2003-07-24 2005-02-10 Provis Limited Methods and apparatus for use in contact lens manufacture and packaging
US20050062179A1 (en) * 2003-09-22 2005-03-24 Sanjay Rastogi Automated method for transferring lenses in a hydrated state from molds to receivers
US7726809B2 (en) * 2005-02-09 2010-06-01 Safilens S.R.L. Contact lens, method for producing same, and pack for storage and maintenance of a contact lens
US9102110B2 (en) * 2005-08-09 2015-08-11 Coopervision International Holding Company, Lp Systems and methods for removing lenses from lens molds
DE602007012698D1 (de) * 2006-06-26 2011-04-07 Novartis Ag Verfahren zum singulieren von ophthalmischer linsen
US20080099658A1 (en) * 2006-10-31 2008-05-01 Vandana Srinivas Lens release with perimeter stamp
US8313675B2 (en) * 2009-08-31 2012-11-20 Coopervision International Holding Company, Lp Demolding of ophthalmic lenses during the manufacture thereof
JP7038111B2 (ja) * 2016-09-20 2022-03-17 アルコン インク． ヒドロゲルコンタクトレンズ上に潤滑性コーティングを有するヒドロゲルコンタクトレンズ
CN108381952A (zh) * 2018-04-19 2018-08-10 江苏瑞尔光学有限公司 全自动热处理用有轨装取树脂镜片机械手
CN113910646A (zh) * 2021-09-02 2022-01-11 深圳市大仕城光学科技有限公司 隐形眼镜片脱模装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4487905A (en) * 1983-03-14 1984-12-11 Dow Corning Corporation Wettable silicone resin optical devices and curable compositions therefor
US5387404A (en) * 1988-04-21 1995-02-07 Flexiclave, Inc. Process and apparatus for heat disinfecting soft contact lenses
DE68927648T2 (de) * 1988-11-02 1997-04-24 British Tech Group Giessen und Verpacken von Kontaktlinsen
US5080839A (en) * 1990-04-17 1992-01-14 Johnson & Johnson Vision Products, Inc. Process for hydrating soft contact lenses
US5094609A (en) * 1990-04-17 1992-03-10 Vistakon, Inc. Chamber for hydrating contact lenses
US5264161A (en) * 1991-09-05 1993-11-23 Bausch & Lomb Incorporated Method of using surfactants as contact lens processing aids
US5271875A (en) * 1991-09-12 1993-12-21 Bausch & Lomb Incorporated Method for molding lenses
IL108992A (en) * 1993-03-29 1997-11-20 Johnson & Johnson Vision Prod Solution removal nozzle
US6012471A (en) * 1994-06-10 2000-01-11 Johnson & Johnson Vision Products, Inc. Automated method and apparatus for single sided hydration of soft contact lenses in package carriers
US5476111A (en) * 1994-06-10 1995-12-19 Johnson & Johnson Vision Products, Inc. Apparatus for hydrating soft contact lenses
US5836323A (en) * 1994-06-10 1998-11-17 Johnson & Johnson Vision Products, Inc. Automated method and apparatus for hydrating soft contact lenses
US5542978A (en) * 1994-06-10 1996-08-06 Johnson & Johnson Vision Products, Inc. Apparatus for applying a surfactant to mold surfaces
US5561970A (en) * 1995-06-21 1996-10-08 Johnson & Johnson Vision Products, Inc. Automated robotic lens load system

Also Published As

Publication number Publication date
EP1107861B1 (en) 2003-01-15
EP1107861A1 (en) 2001-06-20
US6143210A (en) 2000-11-07
DE69904949D1 (de) 2003-02-20
HK1037576A1 (en) 2002-02-15
CA2341399A1 (en) 2000-03-09
ES2191450T3 (es) 2003-09-01
AU747460B2 (en) 2002-05-16
MY133825A (en) 2007-11-30
CN1105638C (zh) 2003-04-16
DE69904949T2 (de) 2003-08-28
TW431964B (en) 2001-05-01
JP2002530218A (ja) 2002-09-17
CN1314841A (zh) 2001-09-26
AU5395699A (en) 2000-03-21
WO2000012296A1 (en) 2000-03-09

Similar Documents

Publication Publication Date Title
BR9913488A (pt) Método para hidratar uma lente curada retida na cavidade do molde no qual ela foi fundida; método para moldar uma lente
DE69516641D1 (de) Verfahren zur Füllung einer Giessform für die Herstellung einer optischen Linse
PT8509T (pt) Molde para fabrico de calcado
BR9204850A (pt) Molde para moldar uma lente oftalmica e processo de fabricacao da mesma
BR9502742A (pt) Metades de molde e moldagem de conjunto para produção de lentes de contato
NZ286250A (en) Mould material for contact lens mould comprising polystyrene or polypropylene having a release agent impregnated therein; moulds; preparation of contact lenses
BR9304380A (pt) Artigo moldado e molde para a fabricação de um artigo moldado
EP0414908A4 (en) Mold for molding vulcanization
BR9402977A (pt) Molde para pneumático, e, processo de moldagem de um pneumático
BR9912404A (pt) Método e composições para manufaturar artigos fotocromáticos revestidos
FR2795361B1 (fr) Procede de moulage de lentilles ophtalmiques
MX9204762A (es) Molde para moldear vidrio y metodo para producirlo
MX156420A (es) Mejoras en arreglo de molde para maquina formadora de articulos de vidrio
BR8702165A (pt) Material de molde para formar moldes de areia
ATE246080T1 (de) Vorrichtung zur herstellung von formkörpern aus einer polymerisierbaren mischung
BR9202342A (pt) Molde verticalmente repartido em duas partes
ES2082054T3 (es) Molde de fundicion.
EP1025810A3 (de) Form zum Einbetten von Modellen in eine Einbettmasse zur Erstellung von Gussformen für Dentalwerkstücke
PT84361B (pt) Molde para a producao de lentes organicas por moldagem
ES2191086T3 (es) Aparato y metodo para moldear lentes de contacto.
ES2120638T3 (es) Piezas moldeables de plastico celular con una superficie estructurada.
BR9404003A (pt) Método e molde para moldagem de objeto com uma linha central que define um plano único
ES1018132Y (es) Molde desmoldeador para maquina desmoldeadora.
KR950022506U (ko) 신발 성형 금형
IT1226747B (it) Stampo per l'esecuzione di prodotti con porzioni ad elevata resistenza lumgo direzioni preferenziali,in particolare per lenti intraoculari

Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE A 5A, 6A, 7A E 8A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1911 DE 21/08/2007.