FR2446161B1 - - Google Patents
Info
- Publication number
- FR2446161B1 FR2446161B1 FR8000094A FR8000094A FR2446161B1 FR 2446161 B1 FR2446161 B1 FR 2446161B1 FR 8000094 A FR8000094 A FR 8000094A FR 8000094 A FR8000094 A FR 8000094A FR 2446161 B1 FR2446161 B1 FR 2446161B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- 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
- B29C39/38—Heating or cooling
-
- 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
- B29C33/0011—Moulds or cores; Details thereof or accessories therefor thin-walled moulds
- B29C33/0016—Lost moulds, e.g. staying on the moulded object
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
-
- 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
-
- 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
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00932—Combined cutting and grinding thereof
- B29D11/00942—Combined cutting and grinding thereof where the lens material is mounted in a support for mounting onto a cutting device, e.g. a lathe, and where the support is of machinable material, e.g. plastics
-
- 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
- B29C33/0022—Multi-cavity moulds
-
- 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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0002—Condition, form or state of moulded material or of the material to be shaped monomers or prepolymers
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US314779A | 1979-01-15 | 1979-01-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2446161A1 FR2446161A1 (fr) | 1980-08-08 |
FR2446161B1 true FR2446161B1 (sk) | 1984-02-10 |
Family
ID=21704402
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8000094A Granted FR2446161A1 (fr) | 1979-01-15 | 1980-01-04 | Moule et procede pour la fabrication de lentilles en matiere plastique |
Country Status (4)
Country | Link |
---|---|
CA (1) | CA1143518A (sk) |
DE (1) | DE3001253A1 (sk) |
FR (1) | FR2446161A1 (sk) |
GB (1) | GB2040213B (sk) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2133336A (en) * | 1982-12-14 | 1984-07-25 | Square Grip Ltd | Concrete spacer monitoring |
US4540532A (en) * | 1984-02-02 | 1985-09-10 | Coburn Optical Industries, Inc. | Method and apparatus for molding ophthalmic lenses |
GB8507007D0 (en) * | 1985-03-19 | 1985-04-24 | Coopervision Optics | Casting lenses |
US4680149A (en) * | 1986-05-19 | 1987-07-14 | International Hydron Corporation | Mold and method for spin casting a precisely configured article |
US4913857A (en) * | 1987-04-03 | 1990-04-03 | Kei Mori | Method for molding a transparent capsule |
US4921205A (en) * | 1988-05-17 | 1990-05-01 | Sola Usa, Inc. | Lens mold assembly |
GB2237241B (en) * | 1988-11-02 | 1993-01-13 | Nat Res Dev | Contact lens cast moulding and packaging |
DE68928283T2 (de) * | 1988-11-02 | 1998-01-02 | British Tech Group | Giessen und Verpacken von Kontaktlinsen |
US5573108A (en) * | 1988-11-02 | 1996-11-12 | British Technology Group Ltd. | Disposable contact lens package |
GB8827947D0 (en) * | 1988-11-30 | 1989-01-05 | Wylde S J | Lens fabrication system & method |
US5837156A (en) * | 1994-04-21 | 1998-11-17 | Cumming; J. Stuart | Methods of fabricating intraocular lenses and lens molds |
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 |
US5524419A (en) * | 1995-02-02 | 1996-06-11 | Bausch & Lomb Incorporated | Method and apparatus for molding contact lenses and making their container |
US6207086B1 (en) | 1999-02-18 | 2001-03-27 | Johnson & Johnson Vision Care, Inc. | Method and apparatus for washing or hydration of ophthalmic devices |
GB2355686A (en) * | 1999-10-25 | 2001-05-02 | Hydron Ltd | A method of forming an ophthalmic device |
US7001138B2 (en) | 2002-03-01 | 2006-02-21 | Johnson & Johnson Vision Care, Inc. | Split collar for mechanical arm connection |
ES1058317Y (es) * | 2004-08-06 | 2005-07-01 | Balaustres Del Valles S L | Kit para la fabricacion de balaustres. |
DE102010044893A1 (de) * | 2010-03-10 | 2011-09-15 | Rodenstock Gmbh | Neuer Glasherstellungsprozess für Kunststoffgläser |
NL2009432C2 (nl) * | 2012-09-07 | 2014-03-10 | Innovalens B V | Werkwijze voor het vervaardigen van een halffabrikaat bestemd voor het vormen van een ophthalmische inrichting. |
DE102013222232B4 (de) * | 2013-10-31 | 2021-01-28 | Carl Zeiss Vision International Gmbh | Herstellungsverfahren für ein Brillenglas |
DE102016223516A1 (de) * | 2016-11-28 | 2018-05-30 | Osram Gmbh | Herstellen eines Lichtdurchtrittkörpers für eine Leuchte |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1090073A (fr) * | 1953-09-22 | 1955-03-28 | L O S Lentilles Ophtalmiques S | Procédé de fabrication de lentilles en résines synthétiques |
FR2160328B1 (sk) * | 1971-11-16 | 1976-02-13 | Vergo Sa Fr | |
US3871803A (en) * | 1971-12-21 | 1975-03-18 | Beattie Dev Company | Apparatus for producing an optical molding plaque |
AT335723B (de) * | 1972-04-10 | 1977-03-25 | Ludwig Dr Kamlander | Verfahren und form zur kontinuierlichen herstellung von linsenrohlingen |
US4129628A (en) * | 1976-07-19 | 1978-12-12 | Rca Corporation | Method of making a thermoplastic lens by vacuum forming |
-
1979
- 1979-11-23 CA CA000340521A patent/CA1143518A/en not_active Expired
- 1979-12-20 GB GB7943824A patent/GB2040213B/en not_active Expired
-
1980
- 1980-01-04 FR FR8000094A patent/FR2446161A1/fr active Granted
- 1980-01-15 DE DE19803001253 patent/DE3001253A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2446161A1 (fr) | 1980-08-08 |
GB2040213A (en) | 1980-08-28 |
DE3001253A1 (de) | 1980-07-24 |
GB2040213B (en) | 1983-01-26 |
CA1143518A (en) | 1983-03-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |