CA1097871A - Manchon-cheminee de moule a element chauffant integre - Google Patents

Manchon-cheminee de moule a element chauffant integre

Info

Publication number
CA1097871A
CA1097871A CA317,948A CA317948A CA1097871A CA 1097871 A CA1097871 A CA 1097871A CA 317948 A CA317948 A CA 317948A CA 1097871 A CA1097871 A CA 1097871A
Authority
CA
Canada
Prior art keywords
heating element
core portion
sprue bushing
inner core
helical
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
CA317,948A
Other languages
English (en)
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 CA317,948A priority Critical patent/CA1097871A/fr
Priority to GB7935129A priority patent/GB2044162B/en
Priority to NLAANVRAGE7907655,A priority patent/NL183877C/xx
Priority to IL58614A priority patent/IL58614A/xx
Priority to DE19792948561 priority patent/DE2948561A1/de
Priority to CH1069279A priority patent/CH643774A5/de
Priority to JP15827379A priority patent/JPS56123844A/ja
Priority to PT70591A priority patent/PT70591A/pt
Priority to FR7930600A priority patent/FR2443919A1/fr
Priority to IT28082/79A priority patent/IT1127737B/it
Application granted granted Critical
Publication of CA1097871A publication Critical patent/CA1097871A/fr
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
    • B29C45/2737—Heating or cooling means therefor
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/42—Heating elements having the shape of rods or tubes non-flexible
    • 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
    • B29C45/2737—Heating or cooling means therefor
    • B29C2045/2743—Electrical heating element constructions
    • 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
    • B29C45/2737—Heating or cooling means therefor
    • B29C2045/2743—Electrical heating element constructions
    • B29C2045/2748—Insulating layers covering the electrical heating element

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)
CA317,948A 1978-12-14 1978-12-14 Manchon-cheminee de moule a element chauffant integre Expired CA1097871A (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CA317,948A CA1097871A (fr) 1978-12-14 1978-12-14 Manchon-cheminee de moule a element chauffant integre
GB7935129A GB2044162B (en) 1978-12-14 1979-10-10 Sprue bushing for an injection moulding apparatus
NLAANVRAGE7907655,A NL183877C (nl) 1978-12-14 1979-10-17 Elektrisch verwarmde gietinvoerinrichting.
IL58614A IL58614A (en) 1978-12-14 1979-11-02 Electrically heated sprue bushing
DE19792948561 DE2948561A1 (de) 1978-12-14 1979-12-03 Angussbuchse mit integriertem heizelement
CH1069279A CH643774A5 (de) 1978-12-14 1979-12-03 Angussbuchse mit eingebautem elektrischem heizelement fuer eine spritzgussmaschine.
JP15827379A JPS56123844A (en) 1978-12-14 1979-12-07 Sprue push
PT70591A PT70591A (en) 1978-12-14 1979-12-13 Sprue bushing with cast in heater element
FR7930600A FR2443919A1 (fr) 1978-12-14 1979-12-13 Buse de carotte chauffee electriquement pour moulage par injection
IT28082/79A IT1127737B (it) 1978-12-14 1979-12-17 Boccola di colata con getto nell'elemento riscaldante

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA317,948A CA1097871A (fr) 1978-12-14 1978-12-14 Manchon-cheminee de moule a element chauffant integre

Publications (1)

Publication Number Publication Date
CA1097871A true CA1097871A (fr) 1981-03-24

Family

ID=4113139

Family Applications (1)

Application Number Title Priority Date Filing Date
CA317,948A Expired CA1097871A (fr) 1978-12-14 1978-12-14 Manchon-cheminee de moule a element chauffant integre

Country Status (2)

Country Link
JP (1) JPS56123844A (fr)
CA (1) CA1097871A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104476731A (zh) * 2014-12-09 2015-04-01 宜宾恒旭投资集团有限公司 一种热流道热嘴

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3301272A1 (de) * 1983-01-17 1984-07-19 Walter Fr. 3004 Isernhagen Davidsmeyer Vorrichtung zum zufuehren von thermoplasten zu einem formwerkzeug
CA1230458A (fr) * 1984-07-13 1987-12-22 Gellert, Jobst Ulrich Buse chauffante de moulage par injection a element chauffant brase et methode de fabrication
CA1264009A (fr) * 1987-03-20 1989-12-27 Jobst Ulrich Gellert Buse et methode de moulage par injection
CA1261576A (fr) * 1988-04-13 1989-09-26 Jobst U. Gellert Buse de moulage par injection a element de chauffage multicouche et methode de fabrication
CA1280268C (fr) * 1988-09-30 1991-02-19 Jobst Ulrich Gellert Buse de moulage par injection a nez dont l'alesage est encercle par un element chauffant, et son fonctionnement
KR20020091035A (ko) * 2002-11-19 2002-12-05 이석평 이동식 대차의 발포금형 열공급장치

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5237651Y2 (fr) * 1972-01-14 1977-08-26

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104476731A (zh) * 2014-12-09 2015-04-01 宜宾恒旭投资集团有限公司 一种热流道热嘴

Also Published As

Publication number Publication date
JPS6333447B2 (fr) 1988-07-05
JPS56123844A (en) 1981-09-29

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Legal Events

Date Code Title Description
MKEX Expiry