KR970028081U - Optical disc injection mold - Google Patents

Optical disc injection mold

Info

Publication number
KR970028081U
KR970028081U KR2019950043070U KR19950043070U KR970028081U KR 970028081 U KR970028081 U KR 970028081U KR 2019950043070 U KR2019950043070 U KR 2019950043070U KR 19950043070 U KR19950043070 U KR 19950043070U KR 970028081 U KR970028081 U KR 970028081U
Authority
KR
South Korea
Prior art keywords
optical disc
injection mold
disc injection
mold
optical
Prior art date
Application number
KR2019950043070U
Other languages
Korean (ko)
Other versions
KR0138444Y1 (en
Inventor
류수선
김주환
Original Assignee
주식회사에스케이씨
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 주식회사에스케이씨 filed Critical 주식회사에스케이씨
Priority to KR2019950043070U priority Critical patent/KR0138444Y1/en
Publication of KR970028081U publication Critical patent/KR970028081U/en
Application granted granted Critical
Publication of KR0138444Y1 publication Critical patent/KR0138444Y1/en

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
    • B29C45/26—Moulds
    • B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • 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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/4005—Ejector constructions; Ejector operating mechanisms
    • B29C45/401—Ejector pin constructions or mountings
    • 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
    • B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
    • B29D17/005—Producing optically read record carriers, e.g. optical discs
    • 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
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
KR2019950043070U 1995-12-18 1995-12-18 Injection molds for optical disc KR0138444Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019950043070U KR0138444Y1 (en) 1995-12-18 1995-12-18 Injection molds for optical disc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019950043070U KR0138444Y1 (en) 1995-12-18 1995-12-18 Injection molds for optical disc

Publications (2)

Publication Number Publication Date
KR970028081U true KR970028081U (en) 1997-07-24
KR0138444Y1 KR0138444Y1 (en) 1999-05-15

Family

ID=19435293

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019950043070U KR0138444Y1 (en) 1995-12-18 1995-12-18 Injection molds for optical disc

Country Status (1)

Country Link
KR (1) KR0138444Y1 (en)

Also Published As

Publication number Publication date
KR0138444Y1 (en) 1999-05-15

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