IT1205966B - Metodo per produrre un involucro di cassetta per nastro magnetico - Google Patents

Metodo per produrre un involucro di cassetta per nastro magnetico

Info

Publication number
IT1205966B
IT1205966B IT47602/87A IT4760287A IT1205966B IT 1205966 B IT1205966 B IT 1205966B IT 47602/87 A IT47602/87 A IT 47602/87A IT 4760287 A IT4760287 A IT 4760287A IT 1205966 B IT1205966 B IT 1205966B
Authority
IT
Italy
Prior art keywords
produce
magnetic tape
tape box
box envelope
envelope
Prior art date
Application number
IT47602/87A
Other languages
English (en)
Other versions
IT8747602A0 (it
Inventor
Koshi Yamaguchi
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of IT8747602A0 publication Critical patent/IT8747602A0/it
Application granted granted Critical
Publication of IT1205966B publication Critical patent/IT1205966B/it

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
    • 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
    • B29C45/0046—Details relating to the filling pattern or flow paths or flow characteristics of moulding material in the mould cavity
    • 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
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2701—Details not specific to hot or cold runner channels
    • B29C45/2708—Gates

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IT47602/87A 1986-03-26 1987-02-03 Metodo per produrre un involucro di cassetta per nastro magnetico IT1205966B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61067441A JPS62222817A (ja) 1986-03-26 1986-03-26 カセツトケ−スの製造方法

Publications (2)

Publication Number Publication Date
IT8747602A0 IT8747602A0 (it) 1987-02-03
IT1205966B true IT1205966B (it) 1989-04-05

Family

ID=13345018

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47602/87A IT1205966B (it) 1986-03-26 1987-02-03 Metodo per produrre un involucro di cassetta per nastro magnetico

Country Status (2)

Country Link
JP (1) JPS62222817A (it)
IT (1) IT1205966B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0761668B2 (ja) * 1987-12-23 1995-07-05 三菱マテリアル株式会社 フロッピーディスク用ハーフケースの成形用金型装置
JPH0717454Y2 (ja) * 1989-03-02 1995-04-26 三菱マテリアル株式会社 磁気ディスク用シャッターの射出成形金型

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5942392A (ja) * 1982-09-03 1984-03-08 Nippon Soda Co Ltd 鉛含有複合金属酸化物前駆体組成物およびその製造方法

Also Published As

Publication number Publication date
JPS62222817A (ja) 1987-09-30
IT8747602A0 (it) 1987-02-03

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970222