NL239956A - - Google Patents

Info

Publication number
NL239956A
NL239956A NL239956DA NL239956A NL 239956 A NL239956 A NL 239956A NL 239956D A NL239956D A NL 239956DA NL 239956 A NL239956 A NL 239956A
Authority
NL
Netherlands
Application number
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.)
Publication of NL239956A publication Critical patent/NL239956A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B5/00—Presses characterised by the use of pressing means other than those mentioned in the preceding groups
    • B30B5/02—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of a flexible element, e.g. diaphragm, urged by fluid pressure
    • 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
    • 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
    • B29C43/021—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface
    • 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
    • B29C43/10—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
    • B29C43/12—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies using bags surrounding the moulding material or using membranes contacting the moulding material
    • 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
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/06—PVC, i.e. polyvinylchloride
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
NL239956D 1958-06-13 NL239956A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET15258A DE1094996B (de) 1958-06-13 1958-06-13 Vorrichtung zur Herstellung von Folienschallplatten

Publications (1)

Publication Number Publication Date
NL239956A true NL239956A (enrdf_load_stackoverflow)

Family

ID=7547857

Family Applications (1)

Application Number Title Priority Date Filing Date
NL239956D NL239956A (enrdf_load_stackoverflow) 1958-06-13

Country Status (6)

Country Link
BE (1) BE579436A (enrdf_load_stackoverflow)
CH (1) CH372170A (enrdf_load_stackoverflow)
DE (1) DE1094996B (enrdf_load_stackoverflow)
FR (1) FR1226391A (enrdf_load_stackoverflow)
GB (1) GB901814A (enrdf_load_stackoverflow)
NL (1) NL239956A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1071335A (en) * 1963-09-16 1967-06-07 Decca Ltd Improvements in or relating to the manufacture of gramophone records
DE1232727B (de) * 1964-08-01 1967-01-19 Carl Lindstroem Ges M B H Vorrichtung zum flaechigen Festhalten von kreisfoermigen Matrizen auf kreisfoermigenFormspiegeln von Schallplattenpressformen
NL177721B (nl) * 1977-03-14 1985-06-03 Philips Nv Werkwijze voor het vervaardigen van een kunststofinformatiedrager met gelaagde structuur alsmede een inrichting voor het uitvoeren van de werkwijze.
FR2468456A1 (fr) * 1979-09-06 1981-05-08 Thomson Csf Dispositif de moulage de disques porteurs d'informations
AU554085B2 (en) * 1981-05-09 1986-08-07 British Gas Corp. Heat treatment of materials
DE3719200A1 (de) * 1987-06-09 1988-12-29 Ibm Deutschland Optische speicherplatte und verfahren zu ihrer herstellung
JPH03225641A (ja) * 1990-01-31 1991-10-04 Sony Corp ディスク基板の転写方法
US6562466B2 (en) * 2001-07-02 2003-05-13 Essilor International Compagnie Generale D'optique Process for transferring a coating onto a surface of a lens blank

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE317925C (enrdf_load_stackoverflow) *
GB396036A (en) * 1930-10-24 1933-07-27 Roux Bernard Improvements in a process and apparatus for stamping or impressing thin sheets or plates
GB497370A (en) * 1937-06-18 1938-12-19 Shozo Konishi Improvements in a process for manufacturing an endless-film record for sound reproduction

Also Published As

Publication number Publication date
GB901814A (en) 1962-07-25
CH372170A (de) 1963-09-30
FR1226391A (fr) 1960-07-11
BE579436A (fr) 1959-10-01
DE1094996B (de) 1960-12-15

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