IT8048576A0 - Dispositivo per colare sottopressione senza materozza articoli polimerici - Google Patents
Dispositivo per colare sottopressione senza materozza articoli polimericiInfo
- Publication number
- IT8048576A0 IT8048576A0 IT8048576A IT4857680A IT8048576A0 IT 8048576 A0 IT8048576 A0 IT 8048576A0 IT 8048576 A IT8048576 A IT 8048576A IT 4857680 A IT4857680 A IT 4857680A IT 8048576 A0 IT8048576 A0 IT 8048576A0
- Authority
- IT
- Italy
- Prior art keywords
- sprue
- casting polymeric
- items
- polymeric items
- casting
- Prior art date
Links
- 238000005266 casting Methods 0.000 title 1
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
- B29C45/20—Injection nozzles
- B29C45/23—Feed stopping equipment
- B29C45/231—Needle valve systems therefor
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
- Springs (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BG7943474A BG28748A1 (en) | 1979-05-07 | 1979-05-07 | Apparatus for runnerless casting under presure of polymer articles |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8048576A0 true IT8048576A0 (it) | 1980-05-05 |
IT8048576A1 IT8048576A1 (it) | 1981-11-05 |
IT1188933B IT1188933B (it) | 1988-01-28 |
Family
ID=3906016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48576/80A IT1188933B (it) | 1979-05-07 | 1980-05-05 | Dispositivo per colare sotto pressione senza materozza articoli polimerici |
Country Status (12)
Country | Link |
---|---|
US (1) | US4306852A (it) |
JP (1) | JPS5619737A (it) |
AT (1) | AT373823B (it) |
BG (1) | BG28748A1 (it) |
CH (1) | CH644549A5 (it) |
CS (1) | CS244503B1 (it) |
DE (1) | DE3016702A1 (it) |
FR (1) | FR2455973B1 (it) |
GB (1) | GB2048762B (it) |
IT (1) | IT1188933B (it) |
SE (1) | SE435152B (it) |
SU (1) | SU1142299A1 (it) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3128348A1 (de) * | 1981-07-17 | 1983-02-03 | Bühler, Eugen, Dipl.-Ing., 8871 Burtenbach | Einrichtung zur herstellung von formlingen aus einer rieselfaehigen masse stichwort: "vorverdichtung im schiesskopf" |
US4472124A (en) * | 1980-09-05 | 1984-09-18 | Matsushita Electric Industrial Co., Limited | Device for producing an information recording disk |
DE3128347A1 (de) * | 1981-07-17 | 1983-02-03 | Eugen Dipl.-Ing. 8871 Burtenbach Bühler | Verfahren und einrichtung zur herstellung von formlingen aus rieselfaehiger masse stichwort: "beibehaltung des fuellvakuums beim isostatischen pressen" |
JPS5874332A (ja) * | 1981-10-30 | 1983-05-04 | Sei Tsutsumi | 合成樹脂射出成形方法およびその装置 |
EP0106980A1 (en) * | 1982-09-24 | 1984-05-02 | Jobst Ulrich Gellert | Injection molding core ring gate |
US4443175A (en) * | 1982-11-05 | 1984-04-17 | Rose Robert H | Apparatus and method for runnerless transfer molding of thermoset compounds |
WO1984002106A1 (en) * | 1982-11-22 | 1984-06-07 | Richard J Shaw | Insulated sprue bushing in plastic molding apparatus |
US4613385A (en) * | 1984-08-06 | 1986-09-23 | Regents Of The University Of California | High strength, low carbon, dual phase steel rods and wires and process for making same |
US4622001A (en) * | 1985-03-12 | 1986-11-11 | Electra Form, Inc. | Cavity cooling system |
CA2000421A1 (en) * | 1989-10-11 | 1991-04-11 | Jobst Ulrich Gellert | Injection molding insulated valve member |
US5071340A (en) * | 1990-03-02 | 1991-12-10 | Dart Industries Inc. | Cooling arrangement for valve stem gates in hot runner injection molding machine systems |
US5068065A (en) * | 1990-07-31 | 1991-11-26 | Galic Maus Ventures | Faster cycling sprue method and apparatus for injection molding plastic optical disks |
JP2612795B2 (ja) * | 1992-06-15 | 1997-05-21 | 世紀株式会社 | ランナーレス射出成形装置 |
CA2203741C (en) * | 1997-04-25 | 2007-02-20 | Mold-Masters Limited | Injection molding apparatus with a one-piece gate insert locating a cylindrical valve member |
US5948448A (en) * | 1997-11-18 | 1999-09-07 | Eurotool, Inc. | Apparatus for controlling plastic melt flow in injection molding machines |
US6228303B1 (en) | 1998-11-13 | 2001-05-08 | Semco Plastics Company, Inc. | Disappearing gate tab |
US6264460B1 (en) | 1999-12-09 | 2001-07-24 | Pechiney Emballage Flexible Europe | Injection gate insulating and cooling apparatus |
DE50103605D1 (de) * | 2000-04-06 | 2004-10-21 | Maro B V | Verfahren zur Herstellung eines Spritzlings für pharmazeutische Anwendungen |
US6769901B2 (en) * | 2000-04-12 | 2004-08-03 | Mold-Masters Limited | Injection nozzle system for an injection molding machine |
US6419116B1 (en) | 2001-02-27 | 2002-07-16 | D-M-E Company | Molding nozzle gate valve |
CA2358148A1 (en) | 2001-10-03 | 2003-04-03 | Mold-Masters Limited | A nozzle |
CA2358187A1 (en) | 2001-10-03 | 2003-04-03 | Mold-Masters Limited | Nozzle seal |
US6962492B2 (en) | 2001-10-05 | 2005-11-08 | Mold-Masters Limited | Gap seal between nozzle components |
US7128566B2 (en) | 2002-02-21 | 2006-10-31 | Mold-Masters Limited | Valve pin guiding tip for a nozzle |
US6921259B2 (en) * | 2002-02-21 | 2005-07-26 | Mold-Masters Limited | Valve pin guide for a valve-gated nozzle |
AU2003218927A1 (en) * | 2002-04-12 | 2003-10-27 | Mold-Masters Limited | Mold gate insert with a thermal barrier |
CN100448646C (zh) * | 2002-07-30 | 2009-01-07 | 标准模具(2007)有限公司 | 用于注塑装置中的热流道的阀针导向和对准*** |
US7137807B2 (en) | 2002-11-21 | 2006-11-21 | Mold-Masters Limited | Hot runner nozzle with a tip, a tip surrounding piece and an alignment piece |
CA2452112A1 (en) | 2002-12-09 | 2004-06-09 | Mold-Masters Limited | Nozzle tip and seal |
JP2008246742A (ja) * | 2007-03-29 | 2008-10-16 | Aisin Seiki Co Ltd | 射出成形用型ノズル構造 |
US20090028984A1 (en) * | 2007-07-26 | 2009-01-29 | Husky Injection Molding Systems Ltd. | Transition Channel For Use Between A First Conduit And A Second Conduit In A Molding System |
CN104097300A (zh) * | 2014-05-14 | 2014-10-15 | 苏州好特斯模具有限公司 | 一种封胶阀针 |
CN104149284A (zh) * | 2014-07-31 | 2014-11-19 | 苏州市华宁机械制造有限公司 | 一种大水口冷流道及其浇口*** |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD77307A (it) * | ||||
GB779071A (en) * | 1953-12-07 | 1957-07-17 | Stokes Machine Co | Improved method and apparatus for injection moulding |
FR1524962A (fr) * | 1964-02-12 | 1968-05-17 | Mecanique Et D Outil De Prec S | Buse spéciale pour presses à injecter les matières plastiques |
US3461498A (en) * | 1966-11-30 | 1969-08-19 | Scott Paper Co | Pressure injection apparatus |
DE1629704A1 (de) * | 1967-04-13 | 1971-02-04 | Albers Dr Ing August | Spritzduese fuer Kunststoffe verarbeitende Spritzgiessmaschinen |
US3535742A (en) * | 1967-07-31 | 1970-10-27 | Paul Marcus | Molding apparatus valve and nozzle |
FR1605509A (en) * | 1968-05-13 | 1978-02-24 | Plastics injection nozzle | |
US3590439A (en) * | 1969-04-28 | 1971-07-06 | Eskil P Swanson | Shutoff device for an injection molding machine |
IL34598A (en) * | 1969-06-07 | 1974-03-14 | Katashi Aoki | An injection molding machine |
CA928468A (en) * | 1970-03-09 | 1973-06-19 | Ladislao, (Wladyslaw) Putkowski | Hot runner system |
DE2044583A1 (en) * | 1970-09-09 | 1972-03-16 | SIEMAG Siegener MaschinenbaaGmbH, 5912 Hilchenbach-Dahlbruch | Injection moulding jet - needle with forward face in alignment with jet head face and mould wall to prevent flash |
DE2316281A1 (de) * | 1973-03-31 | 1974-10-17 | Diamond Tool & Die Co | Spritzbuchse zum einfuehren von kunststoff in eine hohlform |
DE2408878C3 (de) * | 1974-02-23 | 1979-08-16 | Kloeckner-Werke Ag, 4100 Duisburg | Vorrichtung für den Spritzguß von Formungen aus ungebrannten keramischen Massen |
FR2273646A1 (fr) * | 1974-06-07 | 1976-01-02 | Matra Engins | Perfectionnements apportes aux procedes et dispositifs pour l'injection de resine ou autre produit polymerisable |
CA1029162A (en) * | 1975-04-10 | 1978-04-11 | Jobst U. Gellert | Bushing seal for valve-gated injection mold |
DK138213B (da) * | 1975-10-10 | 1978-07-31 | Eduard Freddy Flygenring | Nåleventil med nål til indsprøjtningsdyser til formstofstøbeforme. |
CA1032318A (en) * | 1976-10-12 | 1978-06-06 | Jobst U. Gellert | Valve-gated injection molding mechanism |
-
1979
- 1979-05-07 BG BG7943474A patent/BG28748A1/xx unknown
-
1980
- 1980-04-25 CS CS802936A patent/CS244503B1/cs unknown
- 1980-04-28 SU SU807771178A patent/SU1142299A1/ru active
- 1980-04-30 AT AT0231180A patent/AT373823B/de not_active IP Right Cessation
- 1980-04-30 DE DE19803016702 patent/DE3016702A1/de not_active Withdrawn
- 1980-05-01 GB GB8014401A patent/GB2048762B/en not_active Expired
- 1980-05-05 IT IT48576/80A patent/IT1188933B/it active
- 1980-05-06 CH CH355780A patent/CH644549A5/de not_active IP Right Cessation
- 1980-05-06 US US06/147,290 patent/US4306852A/en not_active Expired - Lifetime
- 1980-05-06 SE SE8003390A patent/SE435152B/sv unknown
- 1980-05-06 FR FR8010083A patent/FR2455973B1/fr not_active Expired
- 1980-05-07 JP JP5953880A patent/JPS5619737A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
BG28748A1 (en) | 1980-12-12 |
ATA231180A (de) | 1983-07-15 |
US4306852A (en) | 1981-12-22 |
CH644549A5 (de) | 1984-08-15 |
CS244503B1 (en) | 1986-07-17 |
FR2455973B1 (it) | 1985-03-01 |
GB2048762A (en) | 1980-12-17 |
AT373823B (de) | 1984-02-27 |
JPS5619737A (en) | 1981-02-24 |
SE8003390L (sv) | 1980-11-08 |
IT1188933B (it) | 1988-01-28 |
SU1142299A1 (ru) | 1985-02-28 |
IT8048576A1 (it) | 1981-11-05 |
SE435152B (sv) | 1984-09-10 |
DE3016702A1 (de) | 1980-11-20 |
GB2048762B (en) | 1984-03-07 |
FR2455973A1 (it) | 1980-12-05 |
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