CA1097870A - Stack injection molding melt transfer system - Google Patents

Stack injection molding melt transfer system

Info

Publication number
CA1097870A
CA1097870A CA317,946A CA317946A CA1097870A CA 1097870 A CA1097870 A CA 1097870A CA 317946 A CA317946 A CA 317946A CA 1097870 A CA1097870 A CA 1097870A
Authority
CA
Canada
Prior art keywords
control valve
valve unit
platen
flow control
gates
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
CA317,946A
Other languages
English (en)
French (fr)
Inventor
Jobst U. Gellert
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
Priority to CA317,946A priority Critical patent/CA1097870A/en
Priority to GB7935115A priority patent/GB2039247B/en
Priority to NLAANVRAGE7907688,A priority patent/NL187970C/xx
Priority to CH1069479A priority patent/CH645297A5/de
Priority to DE19792948623 priority patent/DE2948623A1/de
Priority to PT70590A priority patent/PT70590A/pt
Priority to FR7930599A priority patent/FR2443920A1/fr
Priority to JP54160937A priority patent/JPS601171B2/ja
Priority to IT28083/79A priority patent/IT1127738B/it
Application granted granted Critical
Publication of CA1097870A publication Critical patent/CA1097870A/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
    • 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
    • B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
    • B29C45/322—Runner systems for distributing the moulding material to the stacked mould cavities
    • 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
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • 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
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • B29C45/281—Drive means therefor
    • B29C2045/2834—Needle valves driven by a lever

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)
CA317,946A 1978-12-14 1978-12-14 Stack injection molding melt transfer system Expired CA1097870A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CA317,946A CA1097870A (en) 1978-12-14 1978-12-14 Stack injection molding melt transfer system
GB7935115A GB2039247B (en) 1978-12-14 1979-10-10 Injection moulding apparatus
NLAANVRAGE7907688,A NL187970C (nl) 1978-12-14 1979-10-18 Stapelspuitgietinrichting.
DE19792948623 DE2948623A1 (de) 1978-12-14 1979-12-03 Spritzgussanordnung
CH1069479A CH645297A5 (de) 1978-12-14 1979-12-03 Spritzgussmaschine und verfahren zu ihrem betrieb.
PT70590A PT70590A (en) 1978-12-14 1979-12-13 Stack injection molding melt transfer system
FR7930599A FR2443920A1 (fr) 1978-12-14 1979-12-13 Appareil et procede de moulage par injection a plateaux superposes
JP54160937A JPS601171B2 (ja) 1978-12-14 1979-12-13 スタツクインジエクシヨンモ−ルデイング方法および装置
IT28083/79A IT1127738B (it) 1978-12-14 1979-12-17 Sistema di trasferimento di colata per la formarura sovrapposta ad iniezione

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA317,946A CA1097870A (en) 1978-12-14 1978-12-14 Stack injection molding melt transfer system

Publications (1)

Publication Number Publication Date
CA1097870A true CA1097870A (en) 1981-03-24

Family

ID=4113137

Family Applications (1)

Application Number Title Priority Date Filing Date
CA317,946A Expired CA1097870A (en) 1978-12-14 1978-12-14 Stack injection molding melt transfer system

Country Status (9)

Country Link
JP (1) JPS601171B2 (it)
CA (1) CA1097870A (it)
CH (1) CH645297A5 (it)
DE (1) DE2948623A1 (it)
FR (1) FR2443920A1 (it)
GB (1) GB2039247B (it)
IT (1) IT1127738B (it)
NL (1) NL187970C (it)
PT (1) PT70590A (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0099118A1 (en) * 1982-07-15 1984-01-25 Mold-Masters Limited Integral corrosion resistant manifold

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0106980A1 (en) * 1982-09-24 1984-05-02 Jobst Ulrich Gellert Injection molding core ring gate
FR2550989B1 (fr) * 1983-08-30 1986-03-28 Allibert Sa Procede et dispositif de moulage de pieces en matiere plastique de grandes dimensions
EP1587659A1 (de) * 2003-01-15 2005-10-26 Foboha Gmbh Formenbau Vorrichtung zum verteilen von kunststoffschmelze in einer spritzgiessform mit mehreren etagen
JP5685095B2 (ja) * 2011-01-26 2015-03-18 世紀株式会社 射出成形機用サイドゲートバルブ装置
ITBI20120008A1 (it) * 2012-07-06 2014-01-07 Thermoplay Spa Ugello di iniezione per lo stampaggio ad iniezione di materiale plastico con speciale configurazione atta ad iniettare in modo bilanciato il materiale plastico allo stato fuso in uno stampo
JP2022533978A (ja) * 2019-05-17 2022-07-27 キヤノンバージニア， インコーポレイテッド 製造方法、射出成形システムおよび金型

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010156A (en) * 1959-02-13 1961-11-28 Paul M Smith Automatic valve and degate nozzle for thermoplastic injection machines
FR1445664A (fr) * 1965-06-02 1966-07-15 Plaster Perfectionnements aux presses à injection
US3973892A (en) * 1972-01-17 1976-08-10 Husky Injection Molding Systems Injection-molding machine with transverse feed
CA1029162A (en) * 1975-04-10 1978-04-11 Jobst U. Gellert Bushing seal for valve-gated injection mold
JPS51136742A (en) * 1975-05-21 1976-11-26 Fuji Plastics Runnerless mold of hot runner type

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0099118A1 (en) * 1982-07-15 1984-01-25 Mold-Masters Limited Integral corrosion resistant manifold

Also Published As

Publication number Publication date
JPS55159953A (en) 1980-12-12
FR2443920A1 (fr) 1980-07-11
GB2039247B (en) 1982-09-29
NL7907688A (nl) 1980-06-17
NL187970C (nl) 1992-03-02
CH645297A5 (de) 1984-09-28
IT1127738B (it) 1986-05-21
GB2039247A (en) 1980-08-06
FR2443920B1 (it) 1984-05-25
DE2948623A1 (de) 1980-06-26
IT7928083A0 (it) 1979-12-17
DE2948623C2 (it) 1988-09-22
PT70590A (en) 1980-01-01
JPS601171B2 (ja) 1985-01-12
NL187970B (nl) 1991-10-01

Similar Documents

Publication Publication Date Title
US4212626A (en) Stack injection molding melt transfer system
US7122145B2 (en) Method and apparatus for distributing melt in a multi-level stack mold
US4932858A (en) Injection molding system having dual feed bushing seated in manifold
US3488810A (en) Valve-gated mold construction
CA1213706A (en) Injection molding valve gated system
US5968562A (en) Sprue bar assembly for use in a stack mold
US5820899A (en) Injection molding nozzle with edge gate inserts and sealing ring
CA1097873A (en) Injection molding flow control mechanism
US4244909A (en) Stack injection molding melt transfer system
EP0384883B1 (en) Apparatus and method for injection molding
US5700499A (en) Valve member locating insert for injection molding nozzle
US6409955B1 (en) Shutheight adjuster for a sprue bar
US5460510A (en) Valve gated stack injection molding apparatus
US6348171B1 (en) Drool control apparatus and method
CA1097870A (en) Stack injection molding melt transfer system
US3806295A (en) Valve gate pin actuating mechanism
US6955534B2 (en) Valve to valve melt transfer device
EP0380748A3 (en) Sprue gated stack injection molding system
US7022278B2 (en) Valve pin locking mechanism
US5910327A (en) Sprue bar assembly for a stack mold
US3758248A (en) Injection plastic feeder
US5366370A (en) Injection molding apparatus with perpendicular hot tip gates
EP0106980A1 (en) Injection molding core ring gate
US7361012B2 (en) Multiple-level stack mold apparatus
JPS59169827A (ja) 射出成形金型のバルブゲ−ト装置

Legal Events

Date Code Title Description
MKEX Expiry