CA875061A - Hot runner system for plastic injection molds - Google Patents

Hot runner system for plastic injection molds

Info

Publication number
CA875061A
CA875061A CA875061A CA875061DA CA875061A CA 875061 A CA875061 A CA 875061A CA 875061 A CA875061 A CA 875061A CA 875061D A CA875061D A CA 875061DA CA 875061 A CA875061 A CA 875061A
Authority
CA
Canada
Prior art keywords
plastic injection
hot runner
runner system
injection molds
molds
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
CA875061A
Inventor
W. Putkowski Ladislao
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
Application granted granted Critical
Publication of CA875061A publication Critical patent/CA875061A/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
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • 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
    • B29C2045/2774—The nozzle head or the collar portion and central portion being made of different parts or materials
    • 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
    • B29C2045/2796—Axially movable nozzles or nozzle tips
    • B29C2045/2798—Axially movable nozzles or nozzle tips for compensating thermal expansion

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
CA875061A 1968-05-23 1968-05-23 Hot runner system for plastic injection molds Expired CA875061A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA20695 1968-05-23

Publications (1)

Publication Number Publication Date
CA875061A true CA875061A (en) 1971-07-06

Family

ID=4084259

Family Applications (1)

Application Number Title Priority Date Filing Date
CA875061A Expired CA875061A (en) 1968-05-23 1968-05-23 Hot runner system for plastic injection molds

Country Status (2)

Country Link
CA (1) CA875061A (en)
GB (1) GB1271543A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3951375A (en) * 1973-07-13 1976-04-20 Du Pont Of Canada, Ltd. Balanced runner system for injection molding apparatus
FR2486863A1 (en) * 1980-07-15 1982-01-22 Gellert Jobst INJECTION MOLDING SYSTEM WITH NOZZLE SEAL

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3335291A1 (en) * 1983-09-29 1985-04-18 EWIKON Entwicklung und Konstruktion GmbH & Co KG, 4900 Herford HOT CHANNEL TOOL FOR FEEDING A PLASTIC MELT TO AN INJECTION MOLD
NL1024099C1 (en) 2003-08-13 2005-02-15 Guenther Herbert Gmbh Injection molding injector with separate nozzle.
FR2892968A1 (en) * 2005-11-04 2007-05-11 Creations Nivernaises E C N Sa DEVICE FOR INJECTING-MOLDING A THERMOPLASTIC MATERIAL

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3951375A (en) * 1973-07-13 1976-04-20 Du Pont Of Canada, Ltd. Balanced runner system for injection molding apparatus
FR2486863A1 (en) * 1980-07-15 1982-01-22 Gellert Jobst INJECTION MOLDING SYSTEM WITH NOZZLE SEAL

Also Published As

Publication number Publication date
GB1271543A (en) 1972-04-19

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