FR2455969A1 - Ensemble de joint de coulee servant a couler des lentilles en matiere plastique - Google Patents
Ensemble de joint de coulee servant a couler des lentilles en matiere plastiqueInfo
- Publication number
- FR2455969A1 FR2455969A1 FR8010237A FR8010237A FR2455969A1 FR 2455969 A1 FR2455969 A1 FR 2455969A1 FR 8010237 A FR8010237 A FR 8010237A FR 8010237 A FR8010237 A FR 8010237A FR 2455969 A1 FR2455969 A1 FR 2455969A1
- Authority
- FR
- France
- Prior art keywords
- casting
- joint assembly
- dies
- joint
- plastic lenses
- 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.)
- Withdrawn
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
- B29D11/0048—Moulds for lenses
- B29D11/00528—Consisting of two mould halves joined by an annular gasket
-
- 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
- B29C33/0038—Moulds or cores; Details thereof or accessories therefor with sealing means or the like
-
- 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
- B29C39/26—Moulds or cores
- B29C39/32—Moulds or cores with joints or the like for making the mould impervious
-
- 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
- B29D11/00413—Production of simple or compound lenses made by moulding between two mould parts which are not in direct contact with one another, e.g. comprising a seal between or on the edges
-
- 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
-
- 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
- B29L2031/00—Other particular articles
- B29L2031/76—Office equipment or accessories
- B29L2031/7602—Maps
-
- 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)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Eyeglasses (AREA)
Abstract
ENSEMBLE DE JOINT DE COULEE SERVANT A COULER DES LENTILLES ENTRE DEUX MATRICES, COMPRENANT UN PREMIER ELEMENT DE JOINT 21 MUNI D'UN PREMIER PASSAGE CENTRAL DONT UNE EXTREMITE COMPREND UN PREMIER AGENCEMENT DESTINE A RECEVOIR DE FACON COMPLEMENTAIRE L'UNE DES MATRICES 22, ENSEMBLE REMARQUABLE PAR LE FAIT QU'IL COMPORTE UN DEUXIEME ELEMENT DE JOINT 23 MUNI D'UN DEUXIEME PASSAGE CENTRAL DONT UNE PARTIE COMPREND UN DEUXIEME AGENCEMENT DESTINE A RECEVOIR DE FACON COMPLEMENTAIRE L'AUTRE MATRICE 24, LES ELEMENTS DE JOINT COMPRENANT DES AGENCEMENTS PERMETTANT DE LES ADAPTER ENTRE EUX DE FACON COMPLEMENTAIRE ET ETANCHE, LES MATRICES ETANT PLACEES FACE A FACE AVEC ESPACEMENT, LES MATRICES ET LES ELEMENTS DE JOINT DEFINISSANT UNE CAVITE DE COULEE DE LENTILLES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA327467 | 1979-05-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2455969A1 true FR2455969A1 (fr) | 1980-12-05 |
Family
ID=4114192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8010237A Withdrawn FR2455969A1 (fr) | 1979-05-11 | 1980-05-08 | Ensemble de joint de coulee servant a couler des lentilles en matiere plastique |
Country Status (13)
Country | Link |
---|---|
US (1) | US4522768A (fr) |
JP (1) | JPS5628828A (fr) |
BE (1) | BE883234A (fr) |
BR (1) | BR8002832A (fr) |
DE (1) | DE3018102A1 (fr) |
DK (1) | DK185580A (fr) |
ES (1) | ES491371A0 (fr) |
FR (1) | FR2455969A1 (fr) |
GB (1) | GB2049539A (fr) |
IL (1) | IL59941A0 (fr) |
IT (1) | IT1128287B (fr) |
LU (1) | LU82431A1 (fr) |
SE (1) | SE8003474L (fr) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59105475U (ja) * | 1982-12-29 | 1984-07-16 | 株式会社タチエス | 自動縫製装置 |
US4693446A (en) | 1985-09-20 | 1987-09-15 | Techna Vision, Inc. | Gasket for molding plastic lenses |
US6201037B1 (en) | 1986-01-28 | 2001-03-13 | Ophthalmic Research Group International, Inc. | Plastic lens composition and method for the production thereof |
US5415816A (en) | 1986-01-28 | 1995-05-16 | Q2100, Inc. | Method for the production of plastic lenses |
US5364256A (en) | 1986-01-28 | 1994-11-15 | Ophthalmic Research Group International, Inc. | Apparatus for the production of plastic lenses |
US6730244B1 (en) | 1986-01-28 | 2004-05-04 | Q2100, Inc. | Plastic lens and method for the production thereof |
US5529728A (en) | 1986-01-28 | 1996-06-25 | Q2100, Inc. | Process for lens curing and coating |
GB2227969A (en) * | 1989-01-27 | 1990-08-15 | Pilkington Visioncare Holdings | Casting lenses in plastic: curing by radiation |
DK0458734T3 (da) * | 1990-04-24 | 1994-03-07 | Ciba Geigy Ag | Fremgangsmåde til fremstilling af kontaktlinser |
JPH04218016A (ja) * | 1990-10-03 | 1992-08-07 | Asahi Opt:Kk | 眼鏡用レンズ及びその製法 |
US5141678A (en) * | 1990-10-10 | 1992-08-25 | Blum Ronald D | Method for forming disposable molds for producing optical quality lenses |
BR9102268A (pt) * | 1991-06-03 | 1992-09-15 | Vidraria Santa Marina | Metodo de gravacao em molde monobloco para especificacao de graduacao volumetrica,em pecas de vidro prensado e produto resultante desse metodo |
US5232637A (en) * | 1992-01-21 | 1993-08-03 | Corning Incorporated | Ophthalmic lens method |
US5480600A (en) * | 1993-03-24 | 1996-01-02 | Innotech, Inc. | Method for manufacturing thin progressive addition lenses |
US5514214A (en) | 1993-09-20 | 1996-05-07 | Q2100, Inc. | Eyeglass lens and mold spin coater |
KR100347781B1 (ko) * | 1994-01-31 | 2003-02-05 | 바슈 앤드 롬 인코포레이티드 | 원환체콘택트렌즈의주형성형법 |
US5540410A (en) * | 1994-06-10 | 1996-07-30 | Johnson & Johnson Vision Prod | Mold halves and molding assembly for making contact lenses |
US5922260A (en) * | 1995-03-22 | 1999-07-13 | Rossi; Pellegrino | Method of making die set for forming ceramic tiles |
US5714177A (en) * | 1995-03-22 | 1998-02-03 | Rossi; Pellegrino | Die set for forming ceramic tiles |
US6022498A (en) | 1996-04-19 | 2000-02-08 | Q2100, Inc. | Methods for eyeglass lens curing using ultraviolet light |
US6280171B1 (en) | 1996-06-14 | 2001-08-28 | Q2100, Inc. | El apparatus for eyeglass lens curing using ultraviolet light |
US6099763A (en) * | 1997-02-20 | 2000-08-08 | Technology Resources International Corporation | Method and apparatus for filling a lens-forming device with a curable fluid |
AR013512A1 (es) | 1997-09-24 | 2000-12-27 | Novartis Ag | Metodo para fabricar una lente de contacto astigmatica |
KR100623945B1 (ko) | 1998-01-16 | 2006-09-19 | 바슈 앤드 롬 인코포레이티드 | 토릭 축 정렬 장치 및 방법 |
US6103148A (en) * | 1998-02-19 | 2000-08-15 | Technology Resources International Corporation | Method for curing a lens-forming fluid |
MXPA01000792A (es) * | 1998-07-24 | 2002-04-08 | Optical Molding Systems Inc | Metodo y composiciones para manufacturar articulos foto-cromaticos revestidos. |
US6936197B1 (en) | 1998-07-24 | 2005-08-30 | Duane L. Wires | Method and compositions for manufacturing coated photochromatic articles |
US6391231B1 (en) | 1998-11-23 | 2002-05-21 | Younger Mfg. Co. | Method for side-fill lens casting |
US6343860B1 (en) * | 1999-08-26 | 2002-02-05 | Greenhouse Grown Products, Inc. | Toric-shaped lenses and goggle assembly |
USD434050S (en) * | 1999-12-06 | 2000-11-21 | Technology Resource International Corporation | Gasket for lens making |
US20080131593A1 (en) * | 2004-01-29 | 2008-06-05 | Powell P Mark | Contact lens mold printing systems and processes |
US9234874B2 (en) * | 2011-02-24 | 2016-01-12 | Bio-Rad Laboratories, Inc. | Dimensional stabilization of slab gel cassettes to prevent distortion caused by swelling gels |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2728106A (en) * | 1950-09-08 | 1955-12-27 | American Optical Corp | Means for producing optical elements |
US3222432A (en) * | 1958-06-12 | 1965-12-07 | Lentilles Ophtalmiques Rationn | Methods of producing optical and ophthalmic lenses from thermosetting resin materials |
US3056166A (en) * | 1959-07-20 | 1962-10-02 | Bausch & Lomb | Lens mold and apparatus |
US3946982A (en) * | 1974-09-03 | 1976-03-30 | Textron, Inc. | Adjustable mold for direct casting of plastic multifocal lenses |
US4190621A (en) * | 1977-03-10 | 1980-02-26 | Martin Greshes | Method for molding optical plastic lenses of the standard and bifocal type |
US4257988A (en) * | 1978-09-12 | 1981-03-24 | Optical Warehouse Showroom And Manufacturing, Inc. | Method and assembly for molding optical lenses |
-
1980
- 1980-04-11 US US06/139,210 patent/US4522768A/en not_active Expired - Lifetime
- 1980-04-28 IL IL59941A patent/IL59941A0/xx unknown
- 1980-04-29 DK DK185580A patent/DK185580A/da unknown
- 1980-05-02 GB GB8015654A patent/GB2049539A/en not_active Withdrawn
- 1980-05-08 BR BR8002832A patent/BR8002832A/pt unknown
- 1980-05-08 FR FR8010237A patent/FR2455969A1/fr not_active Withdrawn
- 1980-05-08 SE SE8003474A patent/SE8003474L/xx unknown
- 1980-05-09 LU LU82431A patent/LU82431A1/fr unknown
- 1980-05-09 BE BE0/200567A patent/BE883234A/fr unknown
- 1980-05-09 ES ES491371A patent/ES491371A0/es active Granted
- 1980-05-09 IT IT67737/80A patent/IT1128287B/it active
- 1980-05-12 JP JP6268980A patent/JPS5628828A/ja active Pending
- 1980-05-12 DE DE19803018102 patent/DE3018102A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DK185580A (da) | 1980-11-12 |
IT8067737A0 (it) | 1980-05-09 |
BE883234A (fr) | 1980-11-10 |
LU82431A1 (fr) | 1980-07-31 |
US4522768A (en) | 1985-06-11 |
ES8105187A1 (es) | 1981-05-16 |
IL59941A0 (en) | 1980-06-30 |
DE3018102A1 (de) | 1980-12-11 |
GB2049539A (en) | 1980-12-31 |
ES491371A0 (es) | 1981-05-16 |
BR8002832A (pt) | 1980-12-16 |
JPS5628828A (en) | 1981-03-23 |
IT1128287B (it) | 1986-05-28 |
SE8003474L (sv) | 1980-11-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |