FR2131901B1 - - Google Patents

Info

Publication number
FR2131901B1
FR2131901B1 FR7111639A FR7111639A FR2131901B1 FR 2131901 B1 FR2131901 B1 FR 2131901B1 FR 7111639 A FR7111639 A FR 7111639A FR 7111639 A FR7111639 A FR 7111639A FR 2131901 B1 FR2131901 B1 FR 2131901B1
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
FR7111639A
Other languages
French (fr)
Other versions
FR2131901A1 (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.)
TESSE ALAIN
Original Assignee
TESSE ALAIN
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 TESSE ALAIN filed Critical TESSE ALAIN
Priority to FR7111639A priority Critical patent/FR2131901A1/fr
Publication of FR2131901A1 publication Critical patent/FR2131901A1/fr
Application granted granted Critical
Publication of FR2131901B1 publication Critical patent/FR2131901B1/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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • 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
    • B29C45/464—Means for plasticising or homogenising the moulding material or forcing it into the mould using a rotating plasticising or injection disc
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/388—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a ram or piston
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/47—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using discs, e.g. plasticising the moulding material by passing it between a fixed and a rotating disc that are coaxially arranged
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7111639A 1971-04-02 1971-04-02 Centrepetal plasticization unit - having a diminishing spiral groove to generate a high output pressure Granted FR2131901A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7111639A FR2131901A1 (en) 1971-04-02 1971-04-02 Centrepetal plasticization unit - having a diminishing spiral groove to generate a high output pressure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7111639A FR2131901A1 (en) 1971-04-02 1971-04-02 Centrepetal plasticization unit - having a diminishing spiral groove to generate a high output pressure

Publications (2)

Publication Number Publication Date
FR2131901A1 FR2131901A1 (en) 1972-11-17
FR2131901B1 true FR2131901B1 (online.php) 1976-06-04

Family

ID=9074623

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7111639A Granted FR2131901A1 (en) 1971-04-02 1971-04-02 Centrepetal plasticization unit - having a diminishing spiral groove to generate a high output pressure

Country Status (1)

Country Link
FR (1) FR2131901A1 (online.php)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3418639B2 (ja) 1993-04-09 2003-06-23 株式会社新興セルビック 射出成形装置
US7520739B2 (en) * 2004-03-24 2009-04-21 Shinko Sellbic Co., Ltd. Injection molding apparatus having a weighing block

Also Published As

Publication number Publication date
FR2131901A1 (en) 1972-11-17

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Legal Events

Date Code Title Description
ST Notification of lapse