SE398071B - Sett och anordning att framstella fasonerade uppteckningsberare genom pregling pa termoplastiska ark - Google Patents

Sett och anordning att framstella fasonerade uppteckningsberare genom pregling pa termoplastiska ark

Info

Publication number
SE398071B
SE398071B SE7311312A SE7311312A SE398071B SE 398071 B SE398071 B SE 398071B SE 7311312 A SE7311312 A SE 7311312A SE 7311312 A SE7311312 A SE 7311312A SE 398071 B SE398071 B SE 398071B
Authority
SE
Sweden
Prior art keywords
fasoned
manufacturing
thermoplastic sheets
record carriers
improving thermoplastic
Prior art date
Application number
SE7311312A
Other languages
English (en)
Swedish (sv)
Inventor
B H R Spiller
A Phillipson
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 SE398071B publication Critical patent/SE398071B/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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • 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
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • 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
    • B29C43/52—Heating or cooling
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
SE7311312A 1972-10-17 1973-08-20 Sett och anordning att framstella fasonerade uppteckningsberare genom pregling pa termoplastiska ark SE398071B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4770372 1972-10-17
GB4770373 1973-02-01

Publications (1)

Publication Number Publication Date
SE398071B true SE398071B (sv) 1977-12-05

Family

ID=26266112

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7311312A SE398071B (sv) 1972-10-17 1973-08-20 Sett och anordning att framstella fasonerade uppteckningsberare genom pregling pa termoplastiska ark

Country Status (3)

Country Link
DK (1) DK137600B (enrdf_load_stackoverflow)
NO (1) NO139672C (enrdf_load_stackoverflow)
SE (1) SE398071B (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NO139672C (no) 1979-04-25
DK137600C (enrdf_load_stackoverflow) 1978-09-18
DK137600B (da) 1978-04-03
NO139672B (no) 1979-01-15

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