ES2177634T3 - Metodo para moldear lentes de contacto. - Google Patents
Metodo para moldear lentes de contacto.Info
- Publication number
- ES2177634T3 ES2177634T3 ES95911556T ES95911556T ES2177634T3 ES 2177634 T3 ES2177634 T3 ES 2177634T3 ES 95911556 T ES95911556 T ES 95911556T ES 95911556 T ES95911556 T ES 95911556T ES 2177634 T3 ES2177634 T3 ES 2177634T3
- Authority
- ES
- Spain
- Prior art keywords
- contact lenses
- molding contact
- series
- optical characteristics
- molding
- 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
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
-
- 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
- B29C33/42—Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
-
- 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
- B29D11/0048—Moulds for lenses
-
- 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)
- Eyeglasses (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Abstract
SE PRESENTA UN METODO PARA MOLDEAR UNA SERIE DE LENTES DE CONTACTO QUE TENGAN UNA GAMA DE CARACTERISTICAS OPTICAS UTILIZANDO UNA MATRIZ DE MOLDES POSTERIOR Y ANTERIOR QUE TENGAN CARACTERISTICAS SUPERFICIALES VARIABLES DE MANERA QUE LAS CARACTERISTICAS OPTICAS VARIEN MIENTRAS QUE SE MANTIENE LAS CARACTERISTICAS DE AJUSTE CONSTANTE, Y QUE UTILIZA UN NUMERO DE TIPOS DE MOLDES QUE ES INFERIOR AL NUMERO TOTAL DE LENTES DE CONTACTO PRODUCIDAS EN LA SERIE.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/134,131 US5601759A (en) | 1993-10-05 | 1993-10-05 | Method for molding contact lenses |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2177634T3 true ES2177634T3 (es) | 2002-12-16 |
Family
ID=22461898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES95911556T Expired - Lifetime ES2177634T3 (es) | 1993-10-05 | 1994-09-15 | Metodo para moldear lentes de contacto. |
Country Status (11)
Country | Link |
---|---|
US (1) | US5601759A (es) |
EP (1) | EP0722388B1 (es) |
JP (2) | JPH09503461A (es) |
CN (1) | CN1054336C (es) |
AU (1) | AU677509B2 (es) |
BR (1) | BR9407732A (es) |
CA (1) | CA2172957C (es) |
DE (1) | DE69430702T2 (es) |
ES (1) | ES2177634T3 (es) |
HK (1) | HK1013408A1 (es) |
WO (1) | WO1995011125A2 (es) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5716540A (en) * | 1996-02-09 | 1998-02-10 | Johnson & Johnson Vision Products, Inc. | Apparatus and method for producing center gated lens molds for contact lens manufacture |
DE69802175T2 (de) * | 1997-04-07 | 2002-06-06 | Bausch & Lomb | Torische kontaktlinsen |
DE69807334T2 (de) * | 1997-06-30 | 2003-04-10 | Bausch & Lomb | Verfahren zum spritzgiessen einer asymmetrischen kontakt-linse |
US6592356B1 (en) * | 1999-05-05 | 2003-07-15 | Johnson & Johnson Vision Care, Inc. | Mold, molding system and molding machine for making 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 |
US7628485B2 (en) * | 2000-03-31 | 2009-12-08 | Coopervision International Holding Company, Lp | Contact lens having a uniform horizontal thickness profile |
US6467903B1 (en) * | 2000-03-31 | 2002-10-22 | Ocular Sciences, Inc. | Contact lens having a uniform horizontal thickness profile |
US20060145369A1 (en) * | 2004-12-30 | 2006-07-06 | Lawton Bruce E | Non-optical multi-piece core assembly for rapid tool change |
US20060145372A1 (en) * | 2004-12-30 | 2006-07-06 | Jones Thomas G | Optical tool assembly for improved RCW and lens edge formation |
US7585167B2 (en) | 2004-12-30 | 2009-09-08 | Bausch + Lomb Incorporated | Core locking assembly and method for orientation of asymmetric tooling |
US20060145370A1 (en) * | 2004-12-30 | 2006-07-06 | Lawton Bruce E | Optical tool assembly |
CN101341434B (zh) * | 2005-12-22 | 2011-05-18 | 博士伦公司 | 复曲面隐形镜片 |
EP1982228B1 (en) * | 2005-12-22 | 2012-11-28 | Bausch & Lomb Incorporated | Toric contact lenses |
US20070293410A1 (en) * | 2006-06-15 | 2007-12-20 | Surowiak Richard J | Contact lens and method for preventing contact lens intolerance |
JP5657266B2 (ja) * | 2010-04-14 | 2015-01-21 | 株式会社メニコン | 不正乱視矯正用コンタクトレンズ |
JP2014089441A (ja) * | 2012-10-02 | 2014-05-15 | Japan Polypropylene Corp | コンタクトレンズ用材料、コンタクトレンズ成形用型、コンタクトレンズケース、コンタクトレンズの製造方法及びコンタクトレンズ |
CN109803813B (zh) * | 2016-09-30 | 2022-08-09 | 博士伦公司 | 用于形成镜片的方法及设备 |
SG10201800855RA (en) * | 2018-01-31 | 2019-08-27 | Menicon Co Ltd | Apparatus and Methods for Molding Rigid Ocular Lenses |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR957349A (es) * | 1950-02-18 | |||
US2394941A (en) * | 1943-07-03 | 1946-02-12 | Univis Lens Co | Molding apparatus |
US3806079A (en) * | 1969-07-15 | 1974-04-23 | Beattie Dev Co | Apparatus for simultaneously molding a plurality of plastic lenses |
DE3112751A1 (de) * | 1981-03-31 | 1982-10-07 | Fa. Carl Zeiss, 7920 Heidenheim | Formwerkzeug zur herstellung von teilen aus thermoplastischem material |
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 |
JPS62216927A (ja) * | 1986-03-19 | 1987-09-24 | Canon Inc | 光学部材の成形装置 |
US4836960A (en) * | 1987-10-05 | 1989-06-06 | Sola Usa, Inc. | Fabrication of thermoplastic optical components by injection/compression molding |
DE59100649D1 (de) * | 1990-04-24 | 1994-01-13 | Ciba Geigy | Verfahren zur Herstellung von Kontaklinsen. |
JPH04148906A (ja) * | 1990-10-12 | 1992-05-21 | Seiko Epson Corp | プラスチックレンズの成形方法 |
-
1993
- 1993-10-05 US US08/134,131 patent/US5601759A/en not_active Expired - Lifetime
-
1994
- 1994-09-15 EP EP95911556A patent/EP0722388B1/en not_active Expired - Lifetime
- 1994-09-15 BR BR9407732A patent/BR9407732A/pt not_active IP Right Cessation
- 1994-09-15 CA CA002172957A patent/CA2172957C/en not_active Expired - Fee Related
- 1994-09-15 CN CN94193674A patent/CN1054336C/zh not_active Expired - Fee Related
- 1994-09-15 ES ES95911556T patent/ES2177634T3/es not_active Expired - Lifetime
- 1994-09-15 DE DE69430702T patent/DE69430702T2/de not_active Expired - Lifetime
- 1994-09-15 WO PCT/US1994/015001 patent/WO1995011125A2/en active IP Right Grant
- 1994-09-15 AU AU18078/95A patent/AU677509B2/en not_active Ceased
- 1994-09-15 JP JP7512265A patent/JPH09503461A/ja not_active Withdrawn
-
1998
- 1998-12-22 HK HK98114817A patent/HK1013408A1/xx not_active IP Right Cessation
-
2005
- 2005-02-07 JP JP2005031162A patent/JP2005189875A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CN1132488A (zh) | 1996-10-02 |
HK1013408A1 (en) | 1999-08-27 |
BR9407732A (pt) | 1997-02-12 |
WO1995011125A3 (en) | 1995-08-10 |
EP0722388A1 (en) | 1996-07-24 |
EP0722388B1 (en) | 2002-05-29 |
CA2172957C (en) | 1998-12-08 |
US5601759A (en) | 1997-02-11 |
WO1995011125A2 (en) | 1995-04-27 |
DE69430702D1 (de) | 2002-07-04 |
JP2005189875A (ja) | 2005-07-14 |
CA2172957A1 (en) | 1995-04-27 |
AU677509B2 (en) | 1997-04-24 |
DE69430702T2 (de) | 2003-01-02 |
JPH09503461A (ja) | 1997-04-08 |
CN1054336C (zh) | 2000-07-12 |
AU1807895A (en) | 1995-05-08 |
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