FR2202776B1 - - Google Patents

Info

Publication number
FR2202776B1
FR2202776B1 FR7236293A FR7236293A FR2202776B1 FR 2202776 B1 FR2202776 B1 FR 2202776B1 FR 7236293 A FR7236293 A FR 7236293A FR 7236293 A FR7236293 A FR 7236293A FR 2202776 B1 FR2202776 B1 FR 2202776B1
Authority
FR
France
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
FR7236293A
Other languages
French (fr)
Other versions
FR2202776A1 (en
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.)
Creusot Loire SA
Original Assignee
Creusot Loire SA
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 Creusot Loire SA filed Critical Creusot Loire SA
Priority to FR7236293A priority Critical patent/FR2202776A1/fr
Publication of FR2202776A1 publication Critical patent/FR2202776A1/fr
Application granted granted Critical
Publication of FR2202776B1 publication Critical patent/FR2202776B1/fr
Granted 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
    • B29C45/47—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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
FR7236293A 1972-10-13 1972-10-13 Injection moulding device with feed screw for melt - has chamber contg. piston between feed screw and injection nozzle and in which melt can be accumulated Granted FR2202776A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7236293A FR2202776A1 (en) 1972-10-13 1972-10-13 Injection moulding device with feed screw for melt - has chamber contg. piston between feed screw and injection nozzle and in which melt can be accumulated

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7236293A FR2202776A1 (en) 1972-10-13 1972-10-13 Injection moulding device with feed screw for melt - has chamber contg. piston between feed screw and injection nozzle and in which melt can be accumulated

Publications (2)

Publication Number Publication Date
FR2202776A1 FR2202776A1 (en) 1974-05-10
FR2202776B1 true FR2202776B1 ( ) 1975-09-12

Family

ID=9105599

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7236293A Granted FR2202776A1 (en) 1972-10-13 1972-10-13 Injection moulding device with feed screw for melt - has chamber contg. piston between feed screw and injection nozzle and in which melt can be accumulated

Country Status (1)

Country Link
FR (1) FR2202776A1 ( )

Also Published As

Publication number Publication date
FR2202776A1 (en) 1974-05-10

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse