BE878148A - Procede et appareil de moulage d'articles de precision - Google Patents

Procede et appareil de moulage d'articles de precision

Info

Publication number
BE878148A
BE878148A BE0/196655A BE196655A BE878148A BE 878148 A BE878148 A BE 878148A BE 0/196655 A BE0/196655 A BE 0/196655A BE 196655 A BE196655 A BE 196655A BE 878148 A BE878148 A BE 878148A
Authority
BE
Belgium
Prior art keywords
molding precision
precision articles
articles
molding
precision
Prior art date
Application number
BE0/196655A
Other languages
English (en)
Inventor
J Jerominek
A Laliberte
Original Assignee
Omnitech Inc
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 Omnitech Inc filed Critical Omnitech Inc
Publication of BE878148A publication Critical patent/BE878148A/fr

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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C45/7306—Control circuits therefor
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • 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
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C2045/7393—Heating or cooling of the mould alternately heating and 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • 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
BE0/196655A 1978-08-10 1979-08-08 Procede et appareil de moulage d'articles de precision BE878148A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US93244278A 1978-08-10 1978-08-10

Publications (1)

Publication Number Publication Date
BE878148A true BE878148A (fr) 1979-12-03

Family

ID=25462329

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/196655A BE878148A (fr) 1978-08-10 1979-08-08 Procede et appareil de moulage d'articles de precision

Country Status (8)

Country Link
JP (1) JPS5527300A (fr)
AU (1) AU524955B2 (fr)
BE (1) BE878148A (fr)
CA (1) CA1124469A (fr)
DE (1) DE2932499A1 (fr)
FR (1) FR2432929B1 (fr)
GB (1) GB2027386B (fr)
NL (1) NL188020C (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864231A (en) * 1972-01-31 1975-02-04 Metallurgie Hoboken Apparatus for measuring in a continuous manner oxygen in a molten metal
JPH06845B2 (ja) * 1983-07-18 1994-01-05 出光石油化学株式会社 大型射出圧縮成形法
DE3543357A1 (de) * 1985-12-07 1987-06-11 Bayer Ag Verfahren und vorrichtung zur herstellung von kontaktlinsen-rohlingen mit fertig ausgebildeten rueckflaechen-geometrien
JPS62144914A (ja) * 1985-12-18 1987-06-29 Alps Electric Co Ltd 光学部品の成型装置
US4778632A (en) * 1986-01-06 1988-10-18 Neolens, Inc. Injection molding equipment and method
JPH06105238B2 (ja) * 1986-02-06 1994-12-21 新日本製鐵株式会社 高炉内ガスの酸素分圧測定方法
JPS63139720A (ja) * 1986-12-02 1988-06-11 Aida Eng Ltd 射出圧縮成形方法
US5137441A (en) * 1990-10-30 1992-08-11 Minnesota Mining And Manufacturing Company Mold assembly for making an ocular lens blank
US5160749A (en) * 1990-10-30 1992-11-03 Minnesota Mining And Manufacturing Company Three piece mold assembly for making an ocular device
DE69111374T2 (de) * 1990-10-30 1996-04-04 Minnesota Mining & Mfg Dreiteil-Formwerkzeug zur Herstellung einer optischen Vorrichtung.
WO1994012390A2 (fr) * 1992-11-24 1994-06-09 United Technologies Corporation Structure d'aube de rotor refroidie
WO2001043953A1 (fr) * 1999-12-15 2001-06-21 Bausch & Lomb Incorporated Procede de moulage de lentilles
US6695607B2 (en) * 2001-12-17 2004-02-24 Essilor International (Compagnie Generale D'optique) Mold half-block for injection molding an optical article out of thermoplastic material, and a mold including such a half-block
CN109228163B (zh) * 2018-10-17 2024-02-06 嘉亨家化股份有限公司 一种螺纹起始牙可调的注塑模具

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE918231C (de) * 1952-11-25 1954-09-23 Mueller Welt Fa Verfahren und Vorrichtung zum Herstellen von Linsen mit Zentrierrand oder von mit einem Tragrand versehenen Haftglaesern aus thermoplastischen durchsichtigen Kunststoffen
FR2109470A5 (fr) * 1970-10-19 1972-05-26 Silor
US4008031A (en) * 1975-08-22 1977-02-15 Weber Hermann P Apparatus for injection molding lenses
FR2380117A1 (fr) * 1977-02-11 1978-09-08 Weber Hermann Procede et dispositif pour le moulage par injection de lentilles ou verres

Also Published As

Publication number Publication date
FR2432929B1 (fr) 1986-04-25
DE2932499A1 (de) 1980-02-28
JPS5527300A (en) 1980-02-27
NL7905618A (nl) 1980-02-12
AU524955B2 (en) 1982-10-14
JPS6212019B2 (fr) 1987-03-16
GB2027386A (en) 1980-02-20
FR2432929A1 (fr) 1980-03-07
NL188020C (nl) 1992-03-16
AU4902379A (en) 1980-02-14
GB2027386B (en) 1982-09-22
NL188020B (nl) 1991-10-16
CA1124469A (fr) 1982-06-01

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: GENTEX OPTICS INC.

Effective date: 19990808