AU4384772A - Improvements in or relating to preplasticising injection apparatus - Google Patents

Improvements in or relating to preplasticising injection apparatus

Info

Publication number
AU4384772A
AU4384772A AU43847/72A AU4384772A AU4384772A AU 4384772 A AU4384772 A AU 4384772A AU 43847/72 A AU43847/72 A AU 43847/72A AU 4384772 A AU4384772 A AU 4384772A AU 4384772 A AU4384772 A AU 4384772A
Authority
AU
Australia
Prior art keywords
preplasticising
relating
injection apparatus
injection
preplasticising injection
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
AU43847/72A
Inventor
Collier Ward James
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.)
Foster Yates and Thom Ltd
Original Assignee
Foster Yates and Thom Ltd
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 Foster Yates and Thom Ltd filed Critical Foster Yates and Thom Ltd
Publication of AU4384772A publication Critical patent/AU4384772A/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
    • B29C45/46—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
    • B29C45/532—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston using a hollow injection ram co-operating with a coaxial 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
    • 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
    • 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
    • B29C2045/235—Feed stopping equipment axially movable inclined or orthogonal valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
AU43847/72A 1971-06-24 1972-06-23 Improvements in or relating to preplasticising injection apparatus Expired AU4384772A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2966771 1971-06-24
GBGB29667 1971-06-24

Publications (1)

Publication Number Publication Date
AU4384772A true AU4384772A (en) 1974-01-03

Family

ID=10295184

Family Applications (1)

Application Number Title Priority Date Filing Date
AU43847/72A Expired AU4384772A (en) 1971-06-24 1972-06-23 Improvements in or relating to preplasticising injection apparatus

Country Status (5)

Country Link
AU (1) AU4384772A (en)
CH (1) CH542709A (en)
DE (1) DE2230851A1 (en)
FR (1) FR2143409A1 (en)
IT (1) IT959931B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3811813C2 (en) * 1988-04-08 1993-11-04 Siemens Ag SPRAY SHAPE DEVICE
DE3811814C2 (en) * 1988-04-08 1994-08-25 Siemens Ag Injection molding device for quartz-filled plastic material
US5380186A (en) * 1992-02-14 1995-01-10 Hettinga; Siebolt Flow regulating assembly for a plastic injection machine

Also Published As

Publication number Publication date
DE2230851A1 (en) 1973-01-11
CH542709A (en) 1973-10-15
IT959931B (en) 1973-11-10
FR2143409A1 (en) 1973-02-02

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