NL193078B - Injection molding device. - Google Patents

Injection molding device.

Info

Publication number
NL193078B
NL193078B NL9002132A NL9002132A NL193078B NL 193078 B NL193078 B NL 193078B NL 9002132 A NL9002132 A NL 9002132A NL 9002132 A NL9002132 A NL 9002132A NL 193078 B NL193078 B NL 193078B
Authority
NL
Netherlands
Prior art keywords
injection molding
molding device
injection
molding
Prior art date
Application number
NL9002132A
Other languages
Dutch (nl)
Other versions
NL193078C (en
NL9002132A (en
Original Assignee
Mca Disco Vision
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
Priority claimed from NLAANVRAGE7808979,A external-priority patent/NL187734C/en
Application filed by Mca Disco Vision filed Critical Mca Disco Vision
Priority to NL9002132A priority Critical patent/NL193078C/en
Publication of NL9002132A publication Critical patent/NL9002132A/en
Publication of NL193078B publication Critical patent/NL193078B/en
Application granted granted Critical
Publication of NL193078C publication Critical patent/NL193078C/en

Links

Classifications

    • 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
    • B29C45/26—Moulds
    • B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • 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
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2701—Details not specific to hot or cold runner channels
    • 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
    • B29C45/38—Cutting-off equipment for sprues or ingates
    • 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
    • B29C45/26—Moulds
    • B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • B29C2045/2653—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs using two stampers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
NL9002132A 1977-10-31 1990-10-01 Injection molding device. NL193078C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL9002132A NL193078C (en) 1977-10-31 1990-10-01 Injection molding device.

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US84736777A 1977-10-31 1977-10-31
US84736777 1977-10-31
NLAANVRAGE7808979,A NL187734C (en) 1977-10-31 1978-09-01 Injection molding device.
NL7808979 1978-09-01
NL9002132 1990-10-01
NL9002132A NL193078C (en) 1977-10-31 1990-10-01 Injection molding device.

Publications (3)

Publication Number Publication Date
NL9002132A NL9002132A (en) 1991-05-01
NL193078B true NL193078B (en) 1998-05-06
NL193078C NL193078C (en) 1998-09-08

Family

ID=26645445

Family Applications (2)

Application Number Title Priority Date Filing Date
NL9002131A NL193077C (en) 1977-10-31 1990-10-01 Injection molding device.
NL9002132A NL193078C (en) 1977-10-31 1990-10-01 Injection molding device.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL9002131A NL193077C (en) 1977-10-31 1990-10-01 Injection molding device.

Country Status (1)

Country Link
NL (2) NL193077C (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB815388A (en) * 1956-08-01 1959-06-24 Transcription Mfg And Recordin Improvements in or relating to apparatus for moulding gramophone disc records
GB1071340A (en) * 1965-01-27 1967-06-07 Decca Ltd Improvements in or relating to apparatus for making gramophone records
FR1509997A (en) * 1966-11-29 1968-01-19 Pathe Marconi Ind Music Improvements in the production of phonographic records by injection
US3989436A (en) * 1975-12-18 1976-11-02 Rca Corporation Apparatus for producing injection molded and centrally apertured disc records
US4185955A (en) * 1977-10-31 1980-01-29 Mca Disco-Vision, Inc. Apparatus for replicating centrally apertured video disc records
GB2006666B (en) * 1977-10-31 1982-09-02 Mca Disco Vision Method and means for replicating centrally apertured videodisc records
US4260360A (en) * 1978-06-26 1981-04-07 Mca Disco-Vision, Inc. Method and means for replicating centrally apertured video disc records

Also Published As

Publication number Publication date
NL193077C (en) 1998-09-08
NL9002131A (en) 1991-05-01
NL193078C (en) 1998-09-08
NL193077B (en) 1998-05-06
NL9002132A (en) 1991-05-01

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V4 Lapsed because of reaching the maximum lifetime of a patent

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