CA981407A - Procede et appareil de pressage d'objet en matiere thermoplastique et en particulier de disques phonographiques - Google Patents

Procede et appareil de pressage d'objet en matiere thermoplastique et en particulier de disques phonographiques

Info

Publication number
CA981407A
CA981407A CA125,562A CA125562A CA981407A CA 981407 A CA981407 A CA 981407A CA 125562 A CA125562 A CA 125562A CA 981407 A CA981407 A CA 981407A
Authority
CA
Canada
Prior art keywords
phonographiques
pressage
matiere
disques
thermoplastique
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
CA125,562A
Other versions
CA125562S (en
Inventor
Robert Renoux
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA981407A publication Critical patent/CA981407A/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
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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
    • 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
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/52—Heating or cooling
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/568—Applying vibrations to the mould parts
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/0261—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using ultrasonic or sonic vibrations
    • 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
CA125,562A 1970-10-20 1971-10-19 Procede et appareil de pressage d'objet en matiere thermoplastique et en particulier de disques phonographiques Expired CA981407A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7037736A FR2110497A5 (en) 1970-10-20 1970-10-20

Publications (1)

Publication Number Publication Date
CA981407A true CA981407A (en) 1976-01-13

Family

ID=9062970

Family Applications (1)

Application Number Title Priority Date Filing Date
CA125,562A Expired CA981407A (en) 1970-10-20 1971-10-19 Procede et appareil de pressage d'objet en matiere thermoplastique et en particulier de disques phonographiques

Country Status (11)

Country Link
JP (1) JPS5227182B1 (en)
BE (1) BE773957A (en)
CA (1) CA981407A (en)
DE (1) DE2151337A1 (en)
DK (1) DK131808C (en)
FR (1) FR2110497A5 (en)
GB (1) GB1355697A (en)
LU (1) LU64095A1 (en)
NL (1) NL7114332A (en)
OA (1) OA03817A (en)
SE (1) SE374508B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2451259A1 (en) * 1979-03-14 1980-10-10 Ibar Jean Pierre Altering physical or physico:chemical properties of polymers etc. - by combining cooling with other effects such as pressure and vibration
FR2530183B1 (en) * 1982-07-13 1988-01-22 Legrand Sa VIBRATORY ASSISTANCE DEVICE FOR MOLDING INSTALLATION, PARTICULARLY FOR SYNTHETIC MATERIAL
ES1075859Y (en) * 2011-11-14 2012-03-14 Fundacio Privada Ascamm ULTRASOUND PLASTIC MICROPIEZ MOLDING DEVICE

Also Published As

Publication number Publication date
DE2151337A1 (en) 1972-04-27
DK131808C (en) 1976-02-09
GB1355697A (en) 1974-06-05
SE374508B (en) 1975-03-10
NL7114332A (en) 1972-04-24
OA03817A (en) 1971-12-24
LU64095A1 (en) 1972-06-28
BE773957A (en) 1972-04-14
DK131808B (en) 1975-09-08
FR2110497A5 (en) 1972-06-02
JPS5227182B1 (en) 1977-07-19

Similar Documents

Publication Publication Date Title
CA931760A (en) Usinage d'une lentille de contact en matiere souple
CA979015A (en) Procede de preparation d'azines
CA981622A (en) Cellule d'electrolyse
AU442903B2 (en) 1 sulphamoyl-aryl-pyrrolidin 2-ones
CA947310A (en) 2-(1'-hydroxymethyl-ethyl)-5-methyl-5-vinyl-tetrahydrofuran
CA981407A (en) Procede et appareil de pressage d'objet en matiere thermoplastique et en particulier de disques phonographiques
CA952967A (en) Materiel d'enregistrement
CA926854A (en) Presse-etoupe d'etancheite
CA927787A (en) Distributeur d'etiquettes auto-collantes
AU446945B2 (en) 3 aryloxy-8-carbamoylnortropanes
CA919695A (en) Procede de preparation d'acides carboxyliques
CA955772A (en) Cale de reglage d'epaisseur
BE762117R (en) SOWING PROCESS
CA847875A (en) Procede d'hydrodimerisation electrolytique
CA855190A (en) Procede d'hydrodimerisation electrolytique
CA952968A (en) Procede d'enregistrement
CA935163A (en) Procede d'obtention d'ochropamine et ochropamine ainsi obtenue
CA846870A (en) Procede et appareillage d'oxydation d'hydrocarbures satures
CA853167A (en) Procede de preparation d'immunes lactoglobulines
CA837670A (en) Procede d'extraction d'hydrocarbures chlores
CA937731A (en) Procede d'enrichissement isotopique de l'hydrogene
CA823690A (en) Procede de preparation de derives carbonyles et d'acides carboxyliques
AU470121B2 (en) 3&-hydroxy-pregn-4-enes
CA829897A (en) Procede de preparation d'epsilon-caprolactones
CA841044A (en) 20'-hydroxy-voacamidine