SE320789B - - Google Patents

Info

Publication number
SE320789B
SE320789B SE99466A SE99466A SE320789B SE 320789 B SE320789 B SE 320789B SE 99466 A SE99466 A SE 99466A SE 99466 A SE99466 A SE 99466A SE 320789 B SE320789 B SE 320789B
Authority
SE
Sweden
Application number
SE99466A
Inventor
A Phillipson
B Spiller
H Cheesman
Original Assignee
Decca 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 Decca Ltd filed Critical Decca Ltd
Publication of SE320789B publication Critical patent/SE320789B/xx

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
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C45/7306—Control circuits therefor
    • 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
    • B29C45/26—Moulds
    • B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • B29C45/2642—Heating or cooling means therefor
    • 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
    • B29C2045/2653—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs using two stampers
    • 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
    • B29C45/43—Removing or ejecting moulded articles using fluid under pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
SE99466A 1965-01-27 1966-01-26 SE320789B (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB353065A GB1071340A (en) 1965-01-27 1965-01-27 Improvements in or relating to apparatus for making gramophone records

Publications (1)

Publication Number Publication Date
SE320789B true SE320789B (ja) 1970-02-16

Family

ID=9760070

Family Applications (1)

Application Number Title Priority Date Filing Date
SE99466A SE320789B (ja) 1965-01-27 1966-01-26

Country Status (5)

Country Link
DE (1) DE1629347A1 (ja)
FR (1) FR1462057A (ja)
GB (1) GB1071340A (ja)
NL (1) NL6600992A (ja)
SE (1) SE320789B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1509997A (fr) * 1966-11-29 1968-01-19 Pathe Marconi Ind Music Perfectionnements à la fabrication de disques phonographiques par injection
GB2060471B (en) * 1977-10-31 1982-09-08 Discovision Ass Cooling injection moulding apparatus
NL193077C (nl) * 1977-10-31 1998-09-08 Mca Disco Vision Injectiespuitgietinrichting.
US4340353A (en) * 1980-10-31 1982-07-20 Discovision Associates Hot sprue valve assembly for an injection molding machine
FR2600933B1 (fr) * 1986-07-04 1988-12-09 Boussois Sa Procede pour la fabrication d'un vitrage comportant un joint de resine thermofusible surmoule autour de sa peripherie et vitrage ainsi obtenu
JPH0710546B2 (ja) * 1990-11-09 1995-02-08 プラストロン株式会社 加熱装置を有するゲート装置

Also Published As

Publication number Publication date
FR1462057A (fr) 1966-12-09
NL6600992A (ja) 1966-07-28
DE1629347A1 (de) 1971-02-04
GB1071340A (en) 1967-06-07

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