DK158288C - Sproejtestoebningsapparat til stoebning af genstande med et centralt hul - Google Patents

Sproejtestoebningsapparat til stoebning af genstande med et centralt hul

Info

Publication number
DK158288C
DK158288C DK396378A DK396378A DK158288C DK 158288 C DK158288 C DK 158288C DK 396378 A DK396378 A DK 396378A DK 396378 A DK396378 A DK 396378A DK 158288 C DK158288 C DK 158288C
Authority
DK
Denmark
Prior art keywords
central hole
spray opening
casting objects
opening appliance
appliance
Prior art date
Application number
DK396378A
Other languages
English (en)
Other versions
DK396378A (da
DK158288B (da
Inventor
John R Holmes
Roy G Jordan
Original Assignee
Discovision Ass
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25300444&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK158288(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Discovision Ass filed Critical Discovision Ass
Publication of DK396378A publication Critical patent/DK396378A/da
Publication of DK158288B publication Critical patent/DK158288B/da
Application granted granted Critical
Publication of DK158288C publication Critical patent/DK158288C/da

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
DK396378A 1977-10-31 1978-09-07 Sproejtestoebningsapparat til stoebning af genstande med et centralt hul DK158288C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US84736777A 1977-10-31 1977-10-31
US84736777 1977-10-31

Publications (3)

Publication Number Publication Date
DK396378A DK396378A (da) 1979-05-01
DK158288B DK158288B (da) 1990-04-30
DK158288C true DK158288C (da) 1990-10-01

Family

ID=25300444

Family Applications (1)

Application Number Title Priority Date Filing Date
DK396378A DK158288C (da) 1977-10-31 1978-09-07 Sproejtestoebningsapparat til stoebning af genstande med et centralt hul

Country Status (16)

Country Link
JP (5) JPS5858214B2 (da)
AU (1) AU512873B2 (da)
BE (1) BE871710A (da)
BR (1) BR7807136A (da)
CA (1) CA1102973A (da)
CH (1) CH635027A5 (da)
DE (1) DE2838634C2 (da)
DK (1) DK158288C (da)
FR (1) FR2407067A1 (da)
GB (2) GB2006666B (da)
HK (2) HK42386A (da)
IT (3) IT1117449B (da)
MX (1) MX147565A (da)
NL (1) NL187734C (da)
NO (1) NO158724C (da)
SE (2) SE429520B (da)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL193077C (nl) * 1977-10-31 1998-09-08 Mca Disco Vision Injectiespuitgietinrichting.
JPS57109620A (en) * 1980-12-26 1982-07-08 Matsushita Electric Ind Co Ltd Molding apparatus of disk like recording medium
JPS58151223A (ja) * 1982-03-05 1983-09-08 Nippon Telegr & Teleph Corp <Ntt> 光デイスク基板の製造法及び成形金型
JPS58188636A (ja) * 1982-04-30 1983-11-04 Sumitomo Heavy Ind Ltd 打抜き機構を有する射出成形機
DE3442023A1 (de) * 1984-11-16 1986-05-28 Krauss-Maffei AG, 8000 München Verfahren und vorrichtung zum ausstanzen und entfernen des angussteils bei einem spritzgiesswerkzeug
US5273598A (en) * 1985-02-18 1993-12-28 Hitachi Maxell, Ltd. Optical disc manufacturing method
US4911968A (en) * 1985-02-18 1990-03-27 Hitachi Maxell, Ltd. Optical disc
DE3526632A1 (de) * 1985-07-25 1987-02-05 Krauss Maffei Ag Verfahren und vorrichtung zum herstellen eines spritzgiessteils
DE3542878A1 (de) * 1985-12-02 1987-06-11 Stuebbe Gmbh Maschf Auswerfereinrichtung fuer spritzgiessmaschinen
JPH0320100Y2 (da) * 1986-02-21 1991-04-30
DE3613334A1 (de) * 1986-04-19 1987-10-22 Kloeckner Ferromatik Desma Spritzgiessform zum spritzgiessen von informationstraegerplatten
US4795127A (en) * 1986-09-27 1989-01-03 Kabushikik Kaisha Meiki Seisakusho Mold assembly of injection-molding machine
JPH0671739B2 (ja) * 1987-12-19 1994-09-14 パイオニア株式会社 情報記録ディスク基板の射出成形装置
JPH0763991B2 (ja) * 1988-04-16 1995-07-12 ダイセル化学工業株式会社 フォーマット入り光ディスク基板成形用金型
DE3908188C2 (de) * 1989-03-14 1998-10-29 Tetra Pak Gmbh Werkzeug zum Spritzgießen von Kunststoff
GB2235895A (en) * 1989-08-23 1991-03-20 Gerald Dennis Day Moulding tool cooling apparatus
JP2944359B2 (ja) * 1993-03-23 1999-09-06 株式会社精工技研 基盤射出成形金型
DE10032337A1 (de) * 2000-07-04 2002-01-17 Bosch Gmbh Robert Anschlußträger und Verfahren zum Verbinden des Anschlußträgers mit einem Spritzgußteil
JP4670196B2 (ja) * 2001-07-27 2011-04-13 ソニー株式会社 射出成形装置および射出成形方法
DE10152932A1 (de) 2001-10-26 2003-05-08 Krauss Maffei Kunststofftech Vorrichtung zum Entnehmen eines spritzgegossenen....
EP1514666B1 (de) 2003-09-08 2009-08-05 AWM Mold Tech AG Spritzgusswerkzeug für die Herstellung von scheibenförmigen Informationsträgern
JP5273774B2 (ja) * 2008-04-04 2013-08-28 帝人株式会社 芳香族ポリカーボネート樹脂射出成形品
JP2010031078A (ja) * 2008-07-25 2010-02-12 Teijin Chem Ltd 芳香族ポリカーボネート樹脂成形品の処理方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE957693C (de) * 1957-01-17 Jantzen &. Saebeler, Hamburg-Schneisen Preßform zur Herstellung von Kunststoffschallplatten
GB147865A (en) * 1916-08-14 1922-01-09 Columbia Graphophone Mfg Co Improvements in dies or moulds used for duplicating gramophone records and for like purposes
US1582704A (en) * 1923-09-08 1926-04-27 Scranton Button Company Die for phonograph records
US2491068A (en) * 1947-01-28 1949-12-13 William M Adams Record stamper
US2613395A (en) * 1949-02-24 1952-10-14 M & W Company Inc Apparatus and method for producing disk phonograph records
GB881736A (en) * 1957-03-14 1961-11-08 Philips Electrical Ind Ltd Improvements in or relating to dies for moulding of flat objects which are thin as compared with their surface dimensions
GB1071340A (en) * 1965-01-27 1967-06-07 Decca Ltd Improvements in or relating to apparatus for making gramophone records
FR1487308A (fr) * 1965-07-29 1967-07-07 Carl Lindstrom Ges M B H Perfectionnements aux presses à disques de phonographe
FR1509997A (fr) * 1966-11-29 1968-01-19 Pathe Marconi Ind Music Perfectionnements à la fabrication de disques phonographiques par injection
CA1041256A (en) * 1974-05-13 1978-10-31 Csaba K. Hunyar Phonograph record pressing die assembly
JPS511312U (da) * 1974-06-17 1976-01-07
US3989436A (en) * 1975-12-18 1976-11-02 Rca Corporation Apparatus for producing injection molded and centrally apertured disc records
GB1509362A (en) * 1977-01-17 1978-05-04 Emi Electrola Gmbh Disc record press

Also Published As

Publication number Publication date
NL187734C (nl) 1992-01-02
SE438624B (sv) 1985-04-29
NO158724C (no) 1988-10-26
SE7808930L (sv) 1979-05-01
JPH0262373B2 (da) 1990-12-25
HK42286A (en) 1986-06-13
JPS56139940A (en) 1981-10-31
IT7851675A0 (it) 1978-10-27
NO158724B (no) 1988-07-18
FR2407067A1 (fr) 1979-05-25
JPS62275728A (ja) 1987-11-30
DE2838634A1 (de) 1979-05-03
GB2060471A (en) 1981-05-07
HK42386A (en) 1986-06-13
DK396378A (da) 1979-05-01
DK158288B (da) 1990-04-30
JPS62275729A (ja) 1987-11-30
SE8200349L (sv) 1982-01-22
IT7851676A0 (it) 1978-10-27
FR2407067B1 (da) 1984-04-27
IT1120250B (it) 1986-03-19
IT1117449B (it) 1986-02-17
JPS5858214B2 (ja) 1983-12-23
BR7807136A (pt) 1979-05-08
GB2006666A (en) 1979-05-10
GB2060471B (en) 1982-09-08
IT1157388B (it) 1987-02-11
JPS641290B2 (da) 1989-01-11
CA1102973A (en) 1981-06-16
JPH0319049B2 (da) 1991-03-14
NO783040L (no) 1979-05-02
NL187734B (nl) 1991-08-01
JPS6018527B2 (ja) 1985-05-10
MX147565A (es) 1982-12-14
DE2838634C2 (de) 1986-01-09
SE429520B (sv) 1983-09-12
JPS5469169A (en) 1979-06-02
CH635027A5 (de) 1983-03-15
NL7808979A (nl) 1979-05-02
BE871710A (fr) 1979-04-30
IT7851677A0 (it) 1978-10-27
JPS6477511A (en) 1989-03-23
AU4011478A (en) 1980-03-27
GB2006666B (en) 1982-09-02
AU512873B2 (en) 1980-10-30

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