JPS5859821A - 円盤状記録媒体成形装置 - Google Patents

円盤状記録媒体成形装置

Info

Publication number
JPS5859821A
JPS5859821A JP16050181A JP16050181A JPS5859821A JP S5859821 A JPS5859821 A JP S5859821A JP 16050181 A JP16050181 A JP 16050181A JP 16050181 A JP16050181 A JP 16050181A JP S5859821 A JPS5859821 A JP S5859821A
Authority
JP
Japan
Prior art keywords
overflow
mold
recording medium
molds
disk
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.)
Granted
Application number
JP16050181A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0557088B2 (enrdf_load_stackoverflow
Inventor
Tokiya Nakamura
中村　時也
Shoji Omiya
大宮　昇治
Masaaki Haruhara
正明 春原
Setsuji Nakagawa
中川　節治
Kiyoshige Inagaki
稲垣　清滋
Junnosuke Yamawaki
山脇　準之輔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TEICHIKU KK
Panasonic Holdings Corp
Original Assignee
TEICHIKU KK
Matsushita Electric Industrial Co Ltd
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 TEICHIKU KK, Matsushita Electric Industrial Co Ltd filed Critical TEICHIKU KK
Priority to JP16050181A priority Critical patent/JPS5859821A/ja
Publication of JPS5859821A publication Critical patent/JPS5859821A/ja
Publication of JPH0557088B2 publication Critical patent/JPH0557088B2/ja
Granted legal-status Critical Current

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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0003—Discharging moulded articles from the mould
    • 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
    • B29C33/0055—Moulds or cores; Details thereof or accessories therefor with incorporated overflow cavities
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/50—Removing moulded articles
    • 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)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP16050181A 1981-10-07 1981-10-07 円盤状記録媒体成形装置 Granted JPS5859821A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16050181A JPS5859821A (ja) 1981-10-07 1981-10-07 円盤状記録媒体成形装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16050181A JPS5859821A (ja) 1981-10-07 1981-10-07 円盤状記録媒体成形装置

Publications (2)

Publication Number Publication Date
JPS5859821A true JPS5859821A (ja) 1983-04-09
JPH0557088B2 JPH0557088B2 (enrdf_load_stackoverflow) 1993-08-23

Family

ID=15716298

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16050181A Granted JPS5859821A (ja) 1981-10-07 1981-10-07 円盤状記録媒体成形装置

Country Status (1)

Country Link
JP (1) JPS5859821A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07217370A (ja) * 1994-02-01 1995-08-15 Kawasaki Heavy Ind Ltd シールド掘進機

Also Published As

Publication number Publication date
JPH0557088B2 (enrdf_load_stackoverflow) 1993-08-23

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