FR1436067A - Improvements in the molding of hollow bodies, in particular in plastic - Google Patents

Improvements in the molding of hollow bodies, in particular in plastic

Info

Publication number
FR1436067A
FR1436067A FR8971A FR8971A FR1436067A FR 1436067 A FR1436067 A FR 1436067A FR 8971 A FR8971 A FR 8971A FR 8971 A FR8971 A FR 8971A FR 1436067 A FR1436067 A FR 1436067A
Authority
FR
France
Prior art keywords
molding
plastic
hollow bodies
bodies
hollow
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
FR8971A
Other languages
French (fr)
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.)
PLAST IND SA
Original Assignee
PLAST IND 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 PLAST IND SA filed Critical PLAST IND SA
Priority to FR8971A priority Critical patent/FR1436067A/en
Priority to GB3039965A priority patent/GB1109285A/en
Application granted granted Critical
Publication of FR1436067A publication Critical patent/FR1436067A/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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/50—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible
    • B29C33/505—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible cores or mandrels, e.g. inflatable
    • 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
    • B29C45/261—Moulds having tubular mould cavities
    • B29C45/2612—Moulds having tubular mould cavities for manufacturing tubular articles with an annular groove
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/58—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR8971A 1965-03-12 1965-03-12 Improvements in the molding of hollow bodies, in particular in plastic Expired FR1436067A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8971A FR1436067A (en) 1965-03-12 1965-03-12 Improvements in the molding of hollow bodies, in particular in plastic
GB3039965A GB1109285A (en) 1965-03-12 1965-07-16 Improvements in the moulding from synthetic plastics material of a hollow article having an internal groove

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8971A FR1436067A (en) 1965-03-12 1965-03-12 Improvements in the molding of hollow bodies, in particular in plastic

Publications (1)

Publication Number Publication Date
FR1436067A true FR1436067A (en) 1966-04-22

Family

ID=8573737

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8971A Expired FR1436067A (en) 1965-03-12 1965-03-12 Improvements in the molding of hollow bodies, in particular in plastic

Country Status (2)

Country Link
FR (1) FR1436067A (en)
GB (1) GB1109285A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5931925B2 (en) * 1978-06-28 1984-08-06 積水化学工業株式会社 Method and mold for forming a reinforced plastic tubular body having an annular groove
DE3444108A1 (en) * 1984-12-04 1986-06-05 Hüls AG, 4370 Marl TOOL FOR PRODUCING MOLDED PARTS AND USE THEREOF
GB2269771B (en) * 1992-07-30 1996-05-22 Masaru Nemoto Method of moulding articles
CN111941714B (en) * 2020-07-03 2022-06-28 东莞市天沛塑料有限公司 EPS plastic foam demolding process

Also Published As

Publication number Publication date
GB1109285A (en) 1968-04-10

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