NL6915224A - - Google Patents

Info

Publication number
NL6915224A
NL6915224A NL6915224A NL6915224A NL6915224A NL 6915224 A NL6915224 A NL 6915224A NL 6915224 A NL6915224 A NL 6915224A NL 6915224 A NL6915224 A NL 6915224A NL 6915224 A NL6915224 A NL 6915224A
Authority
NL
Netherlands
Application number
NL6915224A
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
Priority claimed from DE19681805443 external-priority patent/DE1805443A1/de
Application filed filed Critical
Publication of NL6915224A publication Critical patent/NL6915224A/xx

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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/53—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston
    • B29C45/54—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston and plasticising screw
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • B29C44/421—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum by plastizising the material into a shot cavity and injecting using a plunger
    • 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
    • B29C45/72—Heating or cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
NL6915224A 1968-10-26 1969-10-08 NL6915224A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681805443 DE1805443A1 (de) 1968-10-26 1968-10-26 Spritzgiessverfahren zum Herstellen von Formteilen aus mindestens poroese Zonen aufweisenden Thermoplasten und Einrichtung zur Durchfuehrung des Verfahrens

Publications (1)

Publication Number Publication Date
NL6915224A true NL6915224A (xx) 1970-04-28

Family

ID=5711648

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6915224A NL6915224A (xx) 1968-10-26 1969-10-08

Country Status (2)

Country Link
FR (1) FR2021652A1 (xx)
NL (1) NL6915224A (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2129967A1 (en) * 1971-03-24 1972-11-03 Giraud Augustin Foam cored mouldings - mfred by induction heated core expansion after chilling the moulding shot surface
TW259748B (xx) * 1994-03-18 1995-10-11 Nissei Zyushi Kogyo Kk

Also Published As

Publication number Publication date
FR2021652A1 (en) 1970-07-24

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