BE782734A - Perfectionnements relatifs a des matrices de - Google Patents

Perfectionnements relatifs a des matrices de

Info

Publication number
BE782734A
BE782734A BE782734A BE782734A BE782734A BE 782734 A BE782734 A BE 782734A BE 782734 A BE782734 A BE 782734A BE 782734 A BE782734 A BE 782734A BE 782734 A BE782734 A BE 782734A
Authority
BE
Belgium
Prior art keywords
matrices
improvements relating
relating
Prior art date
Application number
BE782734A
Other languages
English (en)
Original Assignee
Toolex Hama A B
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 Toolex Hama A B filed Critical Toolex Hama A B
Publication of BE782734A publication Critical patent/BE782734A/fr

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
    • B30B15/062—Press plates
    • B30B15/064—Press plates with 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
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • 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
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • B29C33/048—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam using steam
    • 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)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
BE782734A 1971-04-27 1972-04-27 Perfectionnements relatifs a des matrices de BE782734A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE543871 1971-04-27

Publications (1)

Publication Number Publication Date
BE782734A true BE782734A (fr) 1972-08-16

Family

ID=20266468

Family Applications (1)

Application Number Title Priority Date Filing Date
BE782734A BE782734A (fr) 1971-04-27 1972-04-27 Perfectionnements relatifs a des matrices de

Country Status (4)

Country Link
BE (1) BE782734A (fr)
FR (1) FR2134601B1 (fr)
GB (1) GB1385952A (fr)
NL (1) NL7205635A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1437175A (en) * 1972-06-28 1976-05-26 Emi Elecrrola Gmbh Record presses
US4245811A (en) * 1978-06-06 1981-01-20 Messerschmitt-Bolkow-Blohm Gesellschaft Mit Beschrankter Haftung Press mould half, more especially for producing records

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1582704A (en) * 1923-09-08 1926-04-27 Scranton Button Company Die for phonograph records
US2458427A (en) * 1946-12-19 1949-01-04 Edward E Russell Method of manufacturing record dies
GB939315A (en) * 1959-04-10 1963-10-09 Teldec Telefunken Decca A die for gramophone records
US3181200A (en) * 1962-12-19 1965-05-04 Metro Goldwyn Mayer Inc Heating and cooling means for flat phonograph record die

Also Published As

Publication number Publication date
NL7205635A (fr) 1972-10-31
FR2134601A1 (fr) 1972-12-08
FR2134601B1 (fr) 1976-08-06
GB1385952A (en) 1975-03-05

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: TOOLEX HAMA A.B.

Effective date: 19850427