FR80968E - Backflow stop device for thermoplastic injection worm machines - Google Patents

Backflow stop device for thermoplastic injection worm machines

Info

Publication number
FR80968E
FR80968E FR878040A FR878040A FR80968E FR 80968 E FR80968 E FR 80968E FR 878040 A FR878040 A FR 878040A FR 878040 A FR878040 A FR 878040A FR 80968 E FR80968 E FR 80968E
Authority
FR
France
Prior art keywords
stop device
thermoplastic injection
backflow stop
injection worm
worm machines
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
FR878040A
Other languages
French (fr)
Inventor
Max Grundig
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 filed Critical
Priority to FR878040A priority Critical patent/FR80968E/en
Application granted granted Critical
Publication of FR80968E publication Critical patent/FR80968E/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
    • B29C45/47—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)
FR878040A 1961-11-06 1961-11-06 Backflow stop device for thermoplastic injection worm machines Expired FR80968E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR878040A FR80968E (en) 1961-11-06 1961-11-06 Backflow stop device for thermoplastic injection worm machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR878040A FR80968E (en) 1961-11-06 1961-11-06 Backflow stop device for thermoplastic injection worm machines

Publications (1)

Publication Number Publication Date
FR80968E true FR80968E (en) 1963-07-12

Family

ID=8766087

Family Applications (1)

Application Number Title Priority Date Filing Date
FR878040A Expired FR80968E (en) 1961-11-06 1961-11-06 Backflow stop device for thermoplastic injection worm machines

Country Status (1)

Country Link
FR (1) FR80968E (en)

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