JPS5527300A - Method of forming article and molding device - Google Patents

Method of forming article and molding device

Info

Publication number
JPS5527300A
JPS5527300A JP10139779A JP10139779A JPS5527300A JP S5527300 A JPS5527300 A JP S5527300A JP 10139779 A JP10139779 A JP 10139779A JP 10139779 A JP10139779 A JP 10139779A JP S5527300 A JPS5527300 A JP S5527300A
Authority
JP
Grant status
Application
Patent type
Prior art keywords
method
molding device
forming article
article
forming
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.)
Pending
Application number
JP10139779A
Other versions
JPS6212019B2 (en )
Inventor
Jiyouzuifu Raribaato Arubato
Eru Jieramineku Jiyouzuifu
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

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/72Heating or cooling
    • B29C45/73Heating or cooling of the mould
    • B29C45/7306Control circuits therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/46Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56Means 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
    • B29C45/561Injection-compression moulding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00Producing optical elements, e.g. lenses or prisms
    • B29D11/00009Production of simple or compound lenses
    • B29D11/00413Production 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/72Heating or cooling
    • B29C45/73Heating or cooling of the mould
    • B29C2045/7393Heating or cooling of the mould alternately heating and cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00Optical elements, e.g. lenses, prisms
    • B29L2011/0016Lenses
JP10139779A 1978-08-10 1979-08-10 Expired JPS6212019B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US93244278 true 1978-08-10 1978-08-10

Publications (2)

Publication Number Publication Date
JPS5527300A true true JPS5527300A (en) 1980-02-27
JPS6212019B2 JPS6212019B2 (en) 1987-03-16

Family

ID=25462329

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10139779A Expired JPS6212019B2 (en) 1978-08-10 1979-08-10

Country Status (7)

Country Link
JP (1) JPS6212019B2 (en)
BE (1) BE878148A (en)
CA (1) CA1124469A (en)
DE (1) DE2932499A1 (en)
FR (1) FR2432929B1 (en)
GB (1) GB2027386B (en)
NL (1) NL188020C (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4888994A (en) * 1972-01-31 1973-11-21
JPS6023421A (en) * 1983-07-18 1985-02-06 Idemitsu Petrochem Co Ltd Polycarbonate for injection compression molding
JPS62144914A (en) * 1985-12-18 1987-06-29 Alps Electric Co Ltd Manufacture of optical component and device thereof
JPS62182646A (en) * 1986-02-06 1987-08-11 Nippon Steel Corp Method for measuring oxygen partial pressure in shaft furnace
JPS63139720A (en) * 1986-12-02 1988-06-11 Aida Eng Ltd Injection compression molding system

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3543357A1 (en) * 1985-12-07 1987-06-11 Bayer Ag Method and apparatus for the production of contact lens blanks with pre-formed rueckflaechen geometries
US4778632A (en) * 1986-01-06 1988-10-18 Neolens, Inc. Injection molding equipment and method
EP0484089B1 (en) * 1990-10-30 1995-07-19 Minnesota Mining And Manufacturing Company Three piece mold assembly for making an ocular device
US5160749A (en) * 1990-10-30 1992-11-03 Minnesota Mining And Manufacturing Company Three piece mold assembly for making an ocular device
US5137441A (en) * 1990-10-30 1992-08-11 Minnesota Mining And Manufacturing Company Mold assembly for making an ocular lens blank
WO1994012390A3 (en) * 1992-12-08 1994-08-18 United Technologies Corp Coolable rotor blade structure
WO2001043953A1 (en) * 1999-12-15 2001-06-21 Bausch & Lomb Incorporated Method of molding lenses
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

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE918231C (en) * 1952-11-25 1954-09-23 Mueller Welt Fa Method and apparatus for producing lenses with centering or provided with a supporting edge adhesive lenses made of thermoplastic transparent plastics
FR2109470A5 (en) * 1970-10-19 1972-05-26 Silor
US4008031A (en) * 1975-08-22 1977-02-15 Weber Hermann P Apparatus for injection molding lenses
FR2380117B1 (en) * 1977-02-11 1980-10-17 Weber Hermann

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4888994A (en) * 1972-01-31 1973-11-21
JPS5743866B2 (en) * 1972-01-31 1982-09-17
JPS6023421A (en) * 1983-07-18 1985-02-06 Idemitsu Petrochem Co Ltd Polycarbonate for injection compression molding
JPS62144914A (en) * 1985-12-18 1987-06-29 Alps Electric Co Ltd Manufacture of optical component and device thereof
JPH0217336B2 (en) * 1985-12-18 1990-04-20 Alps Electric Co Ltd
JPS62182646A (en) * 1986-02-06 1987-08-11 Nippon Steel Corp Method for measuring oxygen partial pressure in shaft furnace
JPS63139720A (en) * 1986-12-02 1988-06-11 Aida Eng Ltd Injection compression molding system
JPH0550972B2 (en) * 1986-12-02 1993-07-30 Aida Eng Ltd

Also Published As

Publication number Publication date Type
BE878148A (en) 1979-12-03 grant
CA1124469A (en) 1982-06-01 grant
GB2027386A (en) 1980-02-20 application
FR2432929A1 (en) 1980-03-07 application
GB2027386B (en) 1982-09-22 grant
BE878148A1 (en) grant
FR2432929B1 (en) 1986-04-25 grant
NL188020C (en) 1992-03-16 grant
NL188020B (en) 1991-10-16 application
CA1124469A1 (en) grant
DE2932499A1 (en) 1980-02-28 application
NL7905618A (en) 1980-02-12 application
JPS6212019B2 (en) 1987-03-16 grant

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