GB2133738B - Improvements in or relating to disc record preparation - Google Patents

Improvements in or relating to disc record preparation

Info

Publication number
GB2133738B
GB2133738B GB08301265A GB8301265A GB2133738B GB 2133738 B GB2133738 B GB 2133738B GB 08301265 A GB08301265 A GB 08301265A GB 8301265 A GB8301265 A GB 8301265A GB 2133738 B GB2133738 B GB 2133738B
Authority
GB
United Kingdom
Prior art keywords
relating
disc record
record preparation
preparation
disc
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.)
Expired
Application number
GB08301265A
Other versions
GB8301265D0 (en
GB2133738A (en
Inventor
Hermann Strausfeld
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.)
EMI Electrola GmbH
Original Assignee
EMI Electrola GmbH
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 EMI Electrola GmbH filed Critical EMI Electrola GmbH
Priority to GB08301265A priority Critical patent/GB2133738B/en
Publication of GB8301265D0 publication Critical patent/GB8301265D0/en
Priority to DE19833347652 priority patent/DE3347652A1/en
Publication of GB2133738A publication Critical patent/GB2133738A/en
Application granted granted Critical
Publication of GB2133738B publication Critical patent/GB2133738B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/06—Platens or press rams
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
GB08301265A 1983-01-18 1983-01-18 Improvements in or relating to disc record preparation Expired GB2133738B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB08301265A GB2133738B (en) 1983-01-18 1983-01-18 Improvements in or relating to disc record preparation
DE19833347652 DE3347652A1 (en) 1983-01-18 1983-12-28 PRESS FOR DISK-SHAPED RECORD CARRIERS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08301265A GB2133738B (en) 1983-01-18 1983-01-18 Improvements in or relating to disc record preparation

Publications (3)

Publication Number Publication Date
GB8301265D0 GB8301265D0 (en) 1983-02-16
GB2133738A GB2133738A (en) 1984-08-01
GB2133738B true GB2133738B (en) 1986-07-23

Family

ID=10536475

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08301265A Expired GB2133738B (en) 1983-01-18 1983-01-18 Improvements in or relating to disc record preparation

Country Status (2)

Country Link
DE (1) DE3347652A1 (en)
GB (1) GB2133738B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3537324C2 (en) * 1985-10-19 1995-09-14 Fichtel & Sachs Ag Torsional vibration damper

Also Published As

Publication number Publication date
DE3347652A1 (en) 1984-07-19
GB8301265D0 (en) 1983-02-16
GB2133738A (en) 1984-08-01

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee