ATE405414T1 - Einsatz und verfahren zum giessformen von kontaktlinsen mit einer abgerundeten randform - Google Patents

Einsatz und verfahren zum giessformen von kontaktlinsen mit einer abgerundeten randform

Info

Publication number
ATE405414T1
ATE405414T1 AT01983191T AT01983191T ATE405414T1 AT E405414 T1 ATE405414 T1 AT E405414T1 AT 01983191 T AT01983191 T AT 01983191T AT 01983191 T AT01983191 T AT 01983191T AT E405414 T1 ATE405414 T1 AT E405414T1
Authority
AT
Austria
Prior art keywords
contact lenses
edge shape
rounded edge
casting contact
casting
Prior art date
Application number
AT01983191T
Other languages
English (en)
Inventor
Gregg Dean
Original Assignee
Coopervision Int Holding Co Lp
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 Coopervision Int Holding Co Lp filed Critical Coopervision Int Holding Co Lp
Application granted granted Critical
Publication of ATE405414T1 publication Critical patent/ATE405414T1/de

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/04—Contact lenses for the eyes
    • 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
    • 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
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
    • B29C33/3857—Manufacturing moulds, e.g. shaping the mould surface by machining by making impressions of one or more parts of models, e.g. shaped articles and including possible subsequent assembly of the parts
    • 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
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40—Plastics, e.g. foam or rubber
    • 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
    • B29D11/0048—Moulds for lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses
    • B29L2011/0041—Contact lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
AT01983191T 2001-10-11 2001-10-11 Einsatz und verfahren zum giessformen von kontaktlinsen mit einer abgerundeten randform ATE405414T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2001/042682 WO2003031162A1 (en) 2001-10-11 2001-10-11 Method for cast molding contact lenses with a rounded edge form

Publications (1)

Publication Number Publication Date
ATE405414T1 true ATE405414T1 (de) 2008-09-15

Family

ID=32653969

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01983191T ATE405414T1 (de) 2001-10-11 2001-10-11 Einsatz und verfahren zum giessformen von kontaktlinsen mit einer abgerundeten randform

Country Status (7)

Country Link
EP (1) EP1441898B1 (de)
JP (1) JP2005504665A (de)
KR (1) KR20040066794A (de)
CN (1) CN1582227A (de)
AT (1) ATE405414T1 (de)
DE (1) DE60135506D1 (de)
WO (1) WO2003031162A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6092887B2 (ja) * 2012-10-09 2017-03-08 株式会社メニコン コンタクトレンズ
HUE040478T2 (hu) * 2013-06-26 2019-03-28 Coopervision Int Holding Co Lp Gyártási eljárások és berendezés, amelyek hasznosak tórikus kontaktlencsék gyártásában

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4209289A (en) * 1979-05-14 1980-06-24 American Optical Corporation Contact lens mold
GB8601967D0 (en) * 1986-01-28 1986-03-05 Coopervision Optics Manufacturing contact lenses
GB8900616D0 (en) * 1989-01-12 1989-03-08 Galley Geoffrey H Methods of manufacturing contact lenses
IL97175A (en) * 1990-03-16 1996-01-31 Ciba Geigy Pattern for casting contact lenses
US5252056A (en) * 1990-03-16 1993-10-12 Ciba-Geigy Corporation Contact lens casting mould
US5158717A (en) * 1990-11-27 1992-10-27 Bausch & Lomb Incorporated Method of molding shaped polymeric articles
ES2114613T3 (es) * 1992-09-29 1998-06-01 Bausch & Lomb Procedimiento para la fabricacion de moldes de plastico y procedimiento de colada de lentes de contacto.
EP1152883A1 (de) * 1999-12-09 2001-11-14 Johnson & Johnson Vision Care, Inc. Giessform zur herstellung von kontaktlinsen

Also Published As

Publication number Publication date
CN1582227A (zh) 2005-02-16
EP1441898B1 (de) 2008-08-20
DE60135506D1 (de) 2008-10-02
JP2005504665A (ja) 2005-02-17
EP1441898A1 (de) 2004-08-04
WO2003031162A1 (en) 2003-04-17
KR20040066794A (ko) 2004-07-27
EP1441898A4 (de) 2004-11-24

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Legal Events

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