IT977915B - Macchina di iniezione di materie plastiche con valvola di vite a sezione differenziale - Google Patents

Macchina di iniezione di materie plastiche con valvola di vite a sezione differenziale

Info

Publication number
IT977915B
IT977915B IT67517/73A IT6751773A IT977915B IT 977915 B IT977915 B IT 977915B IT 67517/73 A IT67517/73 A IT 67517/73A IT 6751773 A IT6751773 A IT 6751773A IT 977915 B IT977915 B IT 977915B
Authority
IT
Italy
Prior art keywords
plastic materials
injection machine
section screw
differential section
screw valve
Prior art date
Application number
IT67517/73A
Other languages
English (en)
Original Assignee
Manceau Marcel
Peltier Guy
Leflaive V
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 Manceau Marcel, Peltier Guy, Leflaive V filed Critical Manceau Marcel
Application granted granted Critical
Publication of IT977915B publication Critical patent/IT977915B/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
    • B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
    • B29C45/50—Axially movable screw
    • B29C45/52—Non-return devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
IT67517/73A 1972-03-01 1973-02-28 Macchina di iniezione di materie plastiche con valvola di vite a sezione differenziale IT977915B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7206982A FR2173747B1 (it) 1972-03-01 1972-03-01

Publications (1)

Publication Number Publication Date
IT977915B true IT977915B (it) 1974-09-20

Family

ID=9094374

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67517/73A IT977915B (it) 1972-03-01 1973-02-28 Macchina di iniezione di materie plastiche con valvola di vite a sezione differenziale

Country Status (10)

Country Link
US (1) US3813014A (it)
JP (1) JPS48101448A (it)
BE (1) BE794775A (it)
CA (1) CA1000919A (it)
CH (1) CH563860A5 (it)
DE (1) DE2309561A1 (it)
FR (1) FR2173747B1 (it)
IT (1) IT977915B (it)
NL (1) NL7302914A (it)
SE (1) SE392424B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4256689A (en) * 1975-10-31 1981-03-17 Gardner Victor T Injection moulding method and apparatus with mould runner reservoir and shot extension
JPS53102960A (en) * 1977-02-21 1978-09-07 Asahi Chem Ind Co Ltd Injection mold
US4695238A (en) * 1985-01-21 1987-09-22 Toyo Machinary & Metal Co., Ltd. Injection molder
ES8705288A1 (es) * 1985-07-03 1987-05-01 Ver Edelstahlwerke Ag Dispositivo para moldeo asistido por presion en particular,fundicion inyectada de cuerpos moldeados.
AT394968B (de) * 1989-10-31 1992-08-10 Engel Gmbh Maschbau Spritzgussduesensatz
AT395126B (de) * 1989-10-31 1992-09-25 Engel Gmbh Maschbau Spritzgussduesensatz fuer eine spritzgussmaschine
US5164207A (en) * 1991-11-08 1992-11-17 Spirex Corporation Plastic extruder with automatic shut-off valve
US5380187A (en) * 1992-02-21 1995-01-10 Sodick Co., Ltd. Pre-plasticization type injection molding machine
TW201233521A (en) * 2011-02-01 2012-08-16 Quanta Comp Inc Plastic material injection molding system
CN107042610A (zh) * 2017-04-07 2017-08-15 南烽精密机械（深圳）有限公司 可截流射嘴

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2265995A (en) * 1937-04-23 1941-12-16 Eckert & Ziegler Gmbh Die or pressure casting machine for plastic masses
US3395424A (en) * 1966-06-01 1968-08-06 Inv S Finance Corp Method and apparatus for moulding

Also Published As

Publication number Publication date
JPS48101448A (it) 1973-12-20
NL7302914A (it) 1973-09-04
FR2173747A1 (it) 1973-10-12
FR2173747B1 (it) 1974-08-02
CH563860A5 (it) 1975-07-15
CA1000919A (fr) 1976-12-07
US3813014A (en) 1974-05-28
SE392424B (sv) 1977-03-28
BE794775A (fr) 1973-07-31
DE2309561A1 (de) 1973-09-06

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