AU471911B2 - An injection mold - Google Patents

An injection mold

Info

Publication number
AU471911B2
AU471911B2 AU43066/72A AU4306672A AU471911B2 AU 471911 B2 AU471911 B2 AU 471911B2 AU 43066/72 A AU43066/72 A AU 43066/72A AU 4306672 A AU4306672 A AU 4306672A AU 471911 B2 AU471911 B2 AU 471911B2
Authority
AU
Australia
Prior art keywords
injection mold
mold
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
AU43066/72A
Other versions
AU4306672A (en
Inventor
Ricolleau Daniel
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.)
Gir Pi (societe Plast-Industrie-Gir Ste
Original Assignee
Gir Pi (societe Plast-Industrie-Gir Ste
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 Gir Pi (societe Plast-Industrie-Gir Ste filed Critical Gir Pi (societe Plast-Industrie-Gir Ste
Application granted granted Critical
Publication of AU4306672A publication Critical patent/AU4306672A/en
Publication of AU471911B2 publication Critical patent/AU471911B2/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
    • B29C45/57—Exerting after-pressure on the moulding material
    • B29C45/572—Exerting after-pressure on the moulding material using movable mould wall or runner parts
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/57—Exerting after-pressure on the moulding material
    • B29C45/572—Exerting after-pressure on the moulding material using movable mould wall or runner parts
    • B29C2045/577—Exerting after-pressure on the moulding material using movable mould wall or runner parts pushing the material in the runner channel until a pin or slider reaches the mould cavity wall

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
AU43066/72A 1971-06-03 1972-06-05 An injection mold Expired AU471911B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FRFR712006 1971-06-03
FR717120062A FR2141453B1 (en) 1971-06-03 1971-06-03

Publications (2)

Publication Number Publication Date
AU4306672A AU4306672A (en) 1973-12-13
AU471911B2 true AU471911B2 (en) 1973-12-13

Family

ID=9078032

Family Applications (1)

Application Number Title Priority Date Filing Date
AU43066/72A Expired AU471911B2 (en) 1971-06-03 1972-06-05 An injection mold

Country Status (12)

Country Link
AT (1) AT349205B (en)
AU (1) AU471911B2 (en)
BE (1) BE784321A (en)
CA (1) CA988670A (en)
DE (1) DE2227048A1 (en)
ES (1) ES403497A1 (en)
FR (1) FR2141453B1 (en)
GB (1) GB1377416A (en)
IT (1) IT974801B (en)
NL (1) NL7207557A (en)
SE (1) SE390139B (en)
ZA (1) ZA723824B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2462405C2 (en) * 1974-01-10 1983-12-15 Control Process, Inc., Plantsville, Conn. Pressure measuring and control device for a plastic injection molding machine
US3936261A (en) * 1974-09-20 1976-02-03 Vistron Corporation Apparatus for manufacturing brushes
IT1136175B (en) * 1980-04-15 1986-08-27 Fip Formatura Inienzione Poli PROCEDURE AND DEVICE FOR THE ELIMINATION OF THE PORTION OF MATERIAL RESULTING AT THE END OF THE FORMING PROCESS FOR INJECTION OF THERMOPLASTIC MATERIALS
US4540534A (en) * 1983-10-11 1985-09-10 American Optical Corporation Apparatus and method for injection molding lenses
GB2161107B (en) * 1984-07-06 1988-03-02 Advanced Semiconductor Mat Method and apparatus for cold runner transfer molding
EP0273769A3 (en) * 1986-12-31 1989-07-26 Kingsley Nominees Pty. Ltd. Moulding method and apparatus
DE3713931A1 (en) * 1987-04-25 1988-11-03 Bayer Ag METHOD FOR IMPROVING THE QUALITY OF INJECTION MOLDING
GB2216453A (en) * 1988-03-09 1989-10-11 Acushnet Co Flashless molded o-ring
EP0791448A3 (en) * 1996-02-26 1999-05-12 HERBST, Richard Method and apparatus for injection moulding of plastic articles
EP0800908A1 (en) * 1996-04-12 1997-10-15 HERBST, Richard Method and apparatus for injection moulding of plastic parts

Also Published As

Publication number Publication date
FR2141453A1 (en) 1973-01-26
GB1377416A (en) 1974-12-18
SE390139B (en) 1976-12-06
BE784321A (en) 1972-10-02
ES403497A1 (en) 1975-04-16
AU4306672A (en) 1973-12-13
DE2227048A1 (en) 1973-01-25
ZA723824B (en) 1973-03-28
IT974801B (en) 1974-07-10
CA988670A (en) 1976-05-11
AT349205B (en) 1979-03-26
NL7207557A (en) 1972-12-05
ATA483372A (en) 1978-08-15
FR2141453B1 (en) 1973-06-29

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