ATA38877A - Verfahren und vorrichtung zur herstellung einer optischen linse durch spritzgiessen - Google Patents

Verfahren und vorrichtung zur herstellung einer optischen linse durch spritzgiessen

Info

Publication number
ATA38877A
ATA38877A AT38877A AT38877A ATA38877A AT A38877 A ATA38877 A AT A38877A AT 38877 A AT38877 A AT 38877A AT 38877 A AT38877 A AT 38877A AT A38877 A ATA38877 A AT A38877A
Authority
AT
Austria
Prior art keywords
producing
injection molding
optical lens
lens
optical
Prior art date
Application number
AT38877A
Other languages
English (en)
Other versions
AT368067B (de
Original Assignee
Weber Hermann P
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 Weber Hermann P filed Critical Weber Hermann P
Priority to AT38877A priority Critical patent/AT368067B/de
Publication of ATA38877A publication Critical patent/ATA38877A/de
Application granted granted Critical
Publication of AT368067B publication Critical patent/AT368067B/de

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
    • 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
    • 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
    • B29C2045/563—Enlarging the mould cavity during injection
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
AT38877A 1977-01-21 1977-01-21 Verfahren und vorrichtung zur herstellung einer optischen linse durch spritzgiessen AT368067B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT38877A AT368067B (de) 1977-01-21 1977-01-21 Verfahren und vorrichtung zur herstellung einer optischen linse durch spritzgiessen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT38877A AT368067B (de) 1977-01-21 1977-01-21 Verfahren und vorrichtung zur herstellung einer optischen linse durch spritzgiessen

Publications (2)

Publication Number Publication Date
ATA38877A true ATA38877A (de) 1982-01-15
AT368067B AT368067B (de) 1982-09-10

Family

ID=3489268

Family Applications (1)

Application Number Title Priority Date Filing Date
AT38877A AT368067B (de) 1977-01-21 1977-01-21 Verfahren und vorrichtung zur herstellung einer optischen linse durch spritzgiessen

Country Status (1)

Country Link
AT (1) AT368067B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3089989A (en) * 1988-03-02 1989-09-07 Pilkington Visioncare Holdings Inc. Method and apparatus for molding and casting using gated dies having parametric molding surfaces

Also Published As

Publication number Publication date
AT368067B (de) 1982-09-10

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties