BE765305A - Armature retractable pour la fabrication de corps creux de grandes dimensions - Google Patents

Armature retractable pour la fabrication de corps creux de grandes dimensions

Info

Publication number
BE765305A
BE765305A BE765305A BE765305A BE765305A BE 765305 A BE765305 A BE 765305A BE 765305 A BE765305 A BE 765305A BE 765305 A BE765305 A BE 765305A BE 765305 A BE765305 A BE 765305A
Authority
BE
Belgium
Prior art keywords
large size
hollow bodies
manufacturing large
size hollow
retractable
Prior art date
Application number
BE765305A
Other languages
English (en)
Inventor
De Commercialisation Synthese
Original Assignee
Houilleres Bassin Du Nord
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 Houilleres Bassin Du Nord filed Critical Houilleres Bassin Du Nord
Publication of BE765305A publication Critical patent/BE765305A/fr

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
    • 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
    • B29C33/485—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 cores or mandrels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulding By Coating Moulds (AREA)
  • Storage Of Web-Like Or Filamentary Materials (AREA)
BE765305A 1970-04-13 1971-04-05 Armature retractable pour la fabrication de corps creux de grandes dimensions BE765305A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7013203A FR2091904A1 (en) 1970-04-13 1970-04-13 Mandrel for fabricating large hollow bodies

Publications (1)

Publication Number Publication Date
BE765305A true BE765305A (fr) 1971-08-30

Family

ID=9053846

Family Applications (1)

Application Number Title Priority Date Filing Date
BE765305A BE765305A (fr) 1970-04-13 1971-04-05 Armature retractable pour la fabrication de corps creux de grandes dimensions

Country Status (5)

Country Link
BE (1) BE765305A (fr)
CH (1) CH540765A (fr)
DE (1) DE2117610C3 (fr)
ES (1) ES390143A1 (fr)
FR (1) FR2091904A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI823269A7 (fi) * 1982-09-23 1984-03-24 Teknolon Oy Menetelmä vaippaosan valmistamiseksi säiliöitä varten.
DE3911312C1 (en) * 1989-04-07 1990-04-19 Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De Mould core (former) for winding a fibre-reinforced body of plastic

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2729268A (en) * 1954-12-20 1956-01-03 Smith Corp A O Method and apparatus for erecting a fiber reinforced plastic storage structure
US2814329A (en) * 1956-02-01 1957-11-26 Philip N Sitton Method and apparatus for making the wall portion of a septic tank
US3143306A (en) * 1960-08-12 1964-08-04 Preload Corp Panel making apparatus
DE1504518B2 (de) * 1964-12-09 1976-04-08 Laboratorio Piero Modigliani S.r.l., Rom Verfahren zur herstellung von bauteilen und bauelementen aus faserverstaerktem polymethanschaumstoff

Also Published As

Publication number Publication date
FR2091904A1 (en) 1971-01-21
ES390143A1 (es) 1975-06-16
DE2117610C3 (de) 1976-01-08
CH540765A (fr) 1973-08-31
DE2117610A1 (de) 1971-10-28
DE2117610B2 (de) 1975-05-15
FR2091904B1 (fr) 1974-02-01

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