GB1468772A - Phonograph record pressing die - Google Patents

Phonograph record pressing die

Info

Publication number
GB1468772A
GB1468772A GB2012275A GB2012275A GB1468772A GB 1468772 A GB1468772 A GB 1468772A GB 2012275 A GB2012275 A GB 2012275A GB 2012275 A GB2012275 A GB 2012275A GB 1468772 A GB1468772 A GB 1468772A
Authority
GB
United Kingdom
Prior art keywords
die
frames
faces
record pressing
fed
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
GB2012275A
Other languages
English (en)
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.)
United Artists Music and Records Group Inc
Original Assignee
United Artists Music and Records Group Inc
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 United Artists Music and Records Group Inc filed Critical United Artists Music and Records Group Inc
Publication of GB1468772A publication Critical patent/GB1468772A/en
Expired 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • 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
    • B29C33/30—Mounting, exchanging or centering
    • B29C33/305—Mounting of moulds or mould support plates
    • 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
    • B29D17/002—Producing phonograph records
    • 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
    • B29C33/70—Maintenance
    • B29C33/72—Cleaning
    • 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
    • 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)
GB2012275A 1974-05-13 1975-05-13 Phonograph record pressing die Expired GB1468772A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46938774A 1974-05-13 1974-05-13

Publications (1)

Publication Number Publication Date
GB1468772A true GB1468772A (en) 1977-03-30

Family

ID=23863593

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2012275A Expired GB1468772A (en) 1974-05-13 1975-05-13 Phonograph record pressing die

Country Status (7)

Country Link
JP (1) JPS5321894B2 (xx)
BE (1) BE828944A (xx)
CA (1) CA1041256A (xx)
DE (1) DE2521069A1 (xx)
GB (1) GB1468772A (xx)
NL (1) NL7505327A (xx)
SE (1) SE7505422L (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2006666B (en) * 1977-10-31 1982-09-02 Mca Disco Vision Method and means for replicating centrally apertured videodisc records
CN102085705B (zh) * 2009-12-05 2013-02-27 李加庆 瓶盖模压机上、下模具组件

Also Published As

Publication number Publication date
JPS50158658A (xx) 1975-12-22
DE2521069A1 (de) 1975-11-27
CA1041256A (en) 1978-10-31
JPS5321894B2 (xx) 1978-07-05
BE828944A (nl) 1975-11-12
SE7505422L (sv) 1975-11-14
NL7505327A (nl) 1975-11-17

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee