HK1113557A1 - Methods of demolding ophthalmic lenses - Google Patents

Methods of demolding ophthalmic lenses

Info

Publication number
HK1113557A1
HK1113557A1 HK08102874.9A HK08102874A HK1113557A1 HK 1113557 A1 HK1113557 A1 HK 1113557A1 HK 08102874 A HK08102874 A HK 08102874A HK 1113557 A1 HK1113557 A1 HK 1113557A1
Authority
HK
Hong Kong
Prior art keywords
methods
ophthalmic lenses
demolding
demolding ophthalmic
lenses
Prior art date
Application number
HK08102874.9A
Other languages
English (en)
Inventor
Robert John Watterson Jr
Richard W Leavitt
Mark A Litwin
Original Assignee
Johnson & Johnson Vision Care
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 Johnson & Johnson Vision Care filed Critical Johnson & Johnson Vision Care
Publication of HK1113557A1 publication Critical patent/HK1113557A1/xx

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
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0003—Discharging moulded articles from the mould
    • 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
    • B29C39/22—Component parts, details or accessories; Auxiliary operations
    • B29C39/36—Removing moulded articles
    • 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
    • B29D11/00432—Auxiliary operations, e.g. machines for filling the moulds
    • 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
    • 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)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Cleaning In General (AREA)
HK08102874.9A 2004-11-05 2008-03-12 Methods of demolding ophthalmic lenses HK1113557A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/982,232 US20060097415A1 (en) 2004-11-05 2004-11-05 Methods of demolding ophthalmic lenses
PCT/US2005/039450 WO2006052533A2 (en) 2004-11-05 2005-11-02 Methods of demolding ophthalmic lenses

Publications (1)

Publication Number Publication Date
HK1113557A1 true HK1113557A1 (en) 2008-10-10

Family

ID=35840064

Family Applications (2)

Application Number Title Priority Date Filing Date
HK07111205.1A HK1105920A1 (en) 2004-11-05 2007-10-17 Method of and apparatus for demolding ophthalmic lenses
HK08102874.9A HK1113557A1 (en) 2004-11-05 2008-03-12 Methods of demolding ophthalmic lenses

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HK07111205.1A HK1105920A1 (en) 2004-11-05 2007-10-17 Method of and apparatus for demolding ophthalmic lenses

Country Status (13)

Country Link
US (1) US20060097415A1 (xx)
EP (1) EP1814720B1 (xx)
JP (1) JP4855411B2 (xx)
KR (1) KR20070085811A (xx)
CN (1) CN101052511B (xx)
AR (1) AR052125A1 (xx)
AU (1) AU2005305131B2 (xx)
BR (1) BRPI0517665B1 (xx)
CA (1) CA2586407C (xx)
DE (1) DE602005019085D1 (xx)
HK (2) HK1105920A1 (xx)
TW (1) TWI382927B (xx)
WO (1) WO2006052533A2 (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7799249B2 (en) 2005-08-09 2010-09-21 Coopervision International Holding Company, Lp Systems and methods for producing silicone hydrogel contact lenses
CN101405623A (zh) * 2006-03-20 2009-04-08 库柏维景国际控股公司 用于硅氧水凝胶的脱模助剂和相关方法
WO2007143418A2 (en) * 2006-06-01 2007-12-13 Coopervision International Holding Company, Lp Delensing of ophthalmic lenses using gas
US7811483B2 (en) * 2006-06-01 2010-10-12 Coopervision International Holding Company, Lp Delensing of ophthalmic lenses using gas
US8313675B2 (en) * 2009-08-31 2012-11-20 Coopervision International Holding Company, Lp Demolding of ophthalmic lenses during the manufacture thereof
CN105345964A (zh) * 2015-11-10 2016-02-24 丹阳佰易视光学眼镜有限公司 一种树脂镜片自动脱模设备及方法
CN109334061A (zh) * 2018-08-16 2019-02-15 江苏硕延光学眼镜有限公司 一种具有高耐冲击和高耐热性光学树脂组合物的制备工艺

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421753A (en) * 1942-02-18 1947-06-10 American Optical Corp Means for unblocking lenses
US5368790A (en) * 1992-08-19 1994-11-29 Greshes; Martin Method for making lenses
US5770119A (en) * 1992-09-18 1998-06-23 Johnson & Johnson Vision Products, Inc. Laser demolding method
US5294379A (en) * 1992-09-18 1994-03-15 Johnson & Johnson Vision Products, Inc. Laser assisted demolding of ophthalmic lenses
CA2181984C (en) * 1994-01-31 2000-06-13 Rajan S. Bawa Treatment of contact lenses with supercritical fluid
IL113826A0 (en) * 1994-06-10 1995-08-31 Johnson & Johnson Vision Prod Method and apparatus for demolding ophthalmic contact lenses
US5850107A (en) * 1994-06-10 1998-12-15 Johnson & Johnson Vision Products, Inc. Mold separation method and apparatus
US5920895A (en) * 1995-04-24 1999-07-06 Microsoft Corporation Mapped file input/output with delayed zeroing
AU706496B2 (en) * 1995-11-21 1999-06-17 Johnson & Johnson Vision Products, Inc. Infra-red heat source for demolding contact lenses
US5820895A (en) * 1996-06-04 1998-10-13 Johnson & Johnson Vision Products, Inc. Conductive probe for heating contact lens mold assemblies during demolding
US6082987A (en) * 1997-02-20 2000-07-04 Technology Resources International Corporation Apparatus for assembling a lens-forming device
FR2790993B1 (fr) * 1999-03-17 2001-06-15 Essilor Int Procede de demoulage d'un article en materiau polymere transparent et son utilisation pour la fabrication d'un article en materiau polymere transparent tel qu'une lentille ophtalmique
DE60021595T3 (de) * 1999-10-27 2011-08-18 Novartis AG, 4056 Entformung von kontakt-linsen
US6623669B1 (en) * 2000-06-16 2003-09-23 Rodenstock North America, Inc. Method and apparatus for casting lenses
US6663801B2 (en) * 2001-04-06 2003-12-16 Johnson & Johnson Vision Care, Inc. Silicon carbide IR-emitter heating device and method for demolding lenses
US20030164563A1 (en) * 2002-03-04 2003-09-04 Olin Calvin Use of microwave energy to disassemble, release, and hydrate contact lenses

Also Published As

Publication number Publication date
AR052125A1 (es) 2007-03-07
US20060097415A1 (en) 2006-05-11
CN101052511A (zh) 2007-10-10
JP2008519316A (ja) 2008-06-05
CN101052511B (zh) 2011-10-19
AU2005305131B2 (en) 2011-09-08
BRPI0517665A (pt) 2008-10-14
HK1105920A1 (en) 2008-02-29
AU2005305131A1 (en) 2006-05-18
DE602005019085D1 (de) 2010-03-11
EP1814720A2 (en) 2007-08-08
WO2006052533A2 (en) 2006-05-18
BRPI0517665B1 (pt) 2016-09-06
KR20070085811A (ko) 2007-08-27
WO2006052533A3 (en) 2006-06-29
CA2586407A1 (en) 2006-05-18
EP1814720B1 (en) 2010-01-20
CA2586407C (en) 2014-04-01
TWI382927B (zh) 2013-01-21
TW200633848A (en) 2006-10-01
JP4855411B2 (ja) 2012-01-18

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20191031