IT974801B - Stampo a iniettore - Google Patents

Stampo a iniettore

Info

Publication number
IT974801B
IT974801B IT50665/72A IT5066572A IT974801B IT 974801 B IT974801 B IT 974801B IT 50665/72 A IT50665/72 A IT 50665/72A IT 5066572 A IT5066572 A IT 5066572A IT 974801 B IT974801 B IT 974801B
Authority
IT
Italy
Prior art keywords
injector mold
injector
mold
Prior art date
Application number
IT50665/72A
Other languages
English (en)
Italian (it)
Inventor
D Ricollean
Original Assignee
Gir Pi Soc
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 Soc filed Critical Gir Pi Soc
Application granted granted Critical
Publication of IT974801B publication Critical patent/IT974801B/it

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)
IT50665/72A 1971-06-03 1972-05-31 Stampo a iniettore IT974801B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT974801B true IT974801B (it) 1974-07-10

Family

ID=9078032

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50665/72A IT974801B (it) 1971-06-03 1972-05-31 Stampo a iniettore

Country Status (12)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2462405C2 (de) * 1974-01-10 1983-12-15 Control Process, Inc., Plantsville, Conn. Druckmeß- und Regeleinrichtung für eine Kunststoff-Spritzgießmaschine
US3936261A (en) * 1974-09-20 1976-02-03 Vistron Corporation Apparatus for manufacturing brushes
IT1136175B (it) * 1980-04-15 1986-08-27 Fip Formatura Inienzione Poli Procedimento e dispositivo per la eliminazione della porzione di materozza risultante alla fine del processo di formatura per ineizione di manufatti in materiale termoplastico
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 (de) * 1987-04-25 1988-11-03 Bayer Ag Verfahren zur verbesserung der qualitaet von spritzgussteilen
GB2216453A (en) * 1988-03-09 1989-10-11 Acushnet Co Flashless molded o-ring
EP0791448A3 (de) * 1996-02-26 1999-05-12 HERBST, Richard Verfahren und Vorrichtung zum Spritzgiessen von Kunststoffteilen
EP0800908A1 (de) * 1996-04-12 1997-10-15 HERBST, Richard Verfahren und Vorrichtung zum Spritzgiessen von Kunststoffteilen

Also Published As

Publication number Publication date
GB1377416A (en) 1974-12-18
AT349205B (de) 1979-03-26
DE2227048A1 (de) 1973-01-25
SE390139B (sv) 1976-12-06
FR2141453B1 (xx) 1973-06-29
CA988670A (fr) 1976-05-11
ATA483372A (de) 1978-08-15
AU471911B2 (en) 1973-12-13
AU4306672A (en) 1973-12-13
ES403497A1 (es) 1975-04-16
FR2141453A1 (xx) 1973-01-26
ZA723824B (en) 1973-03-28
BE784321A (fr) 1972-10-02
NL7207557A (xx) 1972-12-05

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