FR2455505A1 - Preforme pour videodisque et procede pour en former un disque - Google Patents

Preforme pour videodisque et procede pour en former un disque

Info

Publication number
FR2455505A1
FR2455505A1 FR8009673A FR8009673A FR2455505A1 FR 2455505 A1 FR2455505 A1 FR 2455505A1 FR 8009673 A FR8009673 A FR 8009673A FR 8009673 A FR8009673 A FR 8009673A FR 2455505 A1 FR2455505 A1 FR 2455505A1
Authority
FR
France
Prior art keywords
disc
preform
forming
video
those
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.)
Granted
Application number
FR8009673A
Other languages
English (en)
French (fr)
Other versions
FR2455505B1 (OSRAM
Inventor
Lee Mcneely Michael
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Publication of FR2455505A1 publication Critical patent/FR2455505A1/fr
Application granted granted Critical
Publication of FR2455505B1 publication Critical patent/FR2455505B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B11/00—Making preforms
    • B29B11/14—Making preforms characterised by structure or composition
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/071—Preforms or parisons characterised by their configuration, e.g. geometry, dimensions or physical properties
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/07—Preforms or parisons characterised by their configuration
    • B29C2949/0715—Preforms or parisons characterised by their configuration the preform having one end closed
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/64—Processes of using preform in molding
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/66—Processes of reshaping and reforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR8009673A 1979-04-30 1980-04-29 Preforme pour videodisque et procede pour en former un disque Granted FR2455505A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7914990 1979-04-30
US06/066,769 US4460656A (en) 1979-04-30 1979-08-15 Video disc preform and method of making a disc therefrom

Publications (2)

Publication Number Publication Date
FR2455505A1 true FR2455505A1 (fr) 1980-11-28
FR2455505B1 FR2455505B1 (OSRAM) 1984-11-30

Family

ID=26271368

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8009673A Granted FR2455505A1 (fr) 1979-04-30 1980-04-29 Preforme pour videodisque et procede pour en former un disque

Country Status (8)

Country Link
US (1) US4460656A (OSRAM)
KR (1) KR840000297Y1 (OSRAM)
AT (1) AT369576B (OSRAM)
AU (1) AU536695B2 (OSRAM)
DE (1) DE3015107A1 (OSRAM)
FR (1) FR2455505A1 (OSRAM)
IT (1) IT1141345B (OSRAM)
NL (1) NL8002516A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2878181A1 (fr) * 2004-11-19 2006-05-26 Erca Formseal Sa Jeton en materiau thermoplastique pour le thermoformage d'au moins un recipient

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2605506A (en) * 1949-04-09 1952-08-05 James A Miller Manufacture of plastic articles
DE2639118B1 (de) * 1976-08-31 1977-12-01 Polygram Gmbh Pressmatrize zur herstellung von folien- oder plattenfoermigen informationstraegern

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2743478A (en) * 1951-10-31 1956-05-01 Rca Corp Automatic molding apparatus
NL113860C (OSRAM) * 1959-04-09
US3412427A (en) * 1965-06-23 1968-11-26 Flusfeder Joseph Apparatus for manufacturing disc records
US3635622A (en) * 1969-01-08 1972-01-18 Capitol Records Automatic record press
US3622427A (en) * 1970-04-28 1971-11-23 Grace W R & Co Pad for testing the seal of a can
US3932097A (en) * 1975-01-30 1976-01-13 Lorence Press Record manufacturing equipment
FR2307642A1 (fr) * 1975-04-16 1976-11-12 Ugine Kuhlmann Procede de moulage de polytetrafluorethylene
GB1524903A (en) * 1977-04-22 1978-09-13 Emi Ltd Production of disc records

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2605506A (en) * 1949-04-09 1952-08-05 James A Miller Manufacture of plastic articles
DE2639118B1 (de) * 1976-08-31 1977-12-01 Polygram Gmbh Pressmatrize zur herstellung von folien- oder plattenfoermigen informationstraegern

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2878181A1 (fr) * 2004-11-19 2006-05-26 Erca Formseal Sa Jeton en materiau thermoplastique pour le thermoformage d'au moins un recipient

Also Published As

Publication number Publication date
US4460656A (en) 1984-07-17
IT1141345B (it) 1986-10-01
AU5686380A (en) 1980-11-06
KR840000297Y1 (en) 1984-02-23
AU536695B2 (en) 1984-05-17
AT369576B (de) 1983-01-10
FR2455505B1 (OSRAM) 1984-11-30
IT8021652A0 (it) 1980-04-24
NL8002516A (nl) 1980-11-03
DE3015107A1 (de) 1980-11-13
ATA231780A (de) 1982-05-15

Similar Documents

Publication Publication Date Title
USD273053S (en) Elastomeric magnetized key container
USD280386S (en) Bottle
USD265723S (en) Carrying case
USD248088S (en) Bottle
USD267647S (en) Cab for earth-moving and handling machinery or the like
USD268897S (en) Bottle
USD272320S (en) Bottle
USD270762S (en) Swabbing stick
ATE57506T1 (de) Behaelter mit abnehmbarem deckel mit mantellinien, die mit denen des behaelters fluchten.
ES2091184T3 (es) Compresa absorbente que tiene distribucion de liquido mejorada.
USD285725S (en) Culture flask or the like
USD278520S (en) Multifunction necklace container
CA2103407A1 (en) Case for disk-type recording medium
USD265887S (en) Bottle
IT8821766A0 (it) Dispositivo per lo spostamento in altezza di una guarnizione metallica per cintura di sicurezza.
USD266863S (en) Solenoid valve
USD262521S (en) Bottle
USD263404S (en) Owl rattle
USD326068S (en) Badge
USD276827S (en) Rattle
USD267232S (en) Bottle
USD267473S (en) Bottle or the like
FR2455505A1 (fr) Preforme pour videodisque et procede pour en former un disque
USD260839S (en) Tumbler or similar article
USD326242S (en) Badge

Legal Events

Date Code Title Description
ST Notification of lapse