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)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
NL239956D 1958-06-13 NL239956A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET15258A DE1094996B (en) 1958-06-13 1958-06-13 Device for the production of vinyl records

Publications (1)

Publication Number Publication Date
NL239956A true NL239956A (en)

Family

ID=7547857

Family Applications (1)

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

Country Status (6)

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

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 (en) * 1964-08-01 1967-01-19 Carl Lindstroem Ges M B H Device for flat holding of circular matrices on circular shaped mirrors of record press molds
NL177721B (en) * 1977-03-14 1985-06-03 Philips Nv METHOD FOR MANUFACTURING A PLASTIC INFORMATION CARRIER WITH LAYERED STRUCTURE AND AN APPARATUS FOR CARRYING OUT THE METHOD
FR2468456A1 (en) * 1979-09-06 1981-05-08 Thomson Csf DEVICE FOR MOLDING INFORMATION CARRIER DISCS
ZA823064B (en) * 1981-05-09 1983-03-30 British Gas Corp Apparatus and method for the heat treatment of materials
DE3719200A1 (en) * 1987-06-09 1988-12-29 Ibm Deutschland OPTICAL DISK AND METHOD FOR THEIR PRODUCTION
JPH03225641A (en) * 1990-01-31 1991-10-04 Sony Corp Transfer method for disk substrate
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 (en) *
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
BE579436A (en) 1959-10-01
GB901814A (en) 1962-07-25
DE1094996B (en) 1960-12-15
FR1226391A (en) 1960-07-11
CH372170A (en) 1963-09-30

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