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BE762102A - Noyaux de formage retrecissables pour la fabrication d'articlesayant des interieurs creux de configuration complexe - Google Patents

Noyaux de formage retrecissables pour la fabrication d'articlesayant des interieurs creux de configuration complexe

Info

Publication number
BE762102A
BE762102A BE762102A BE762102A BE762102A BE 762102 A BE762102 A BE 762102A BE 762102 A BE762102 A BE 762102A BE 762102 A BE762102 A BE 762102A BE 762102 A BE762102 A BE 762102A
Authority
BE
Belgium
Prior art keywords
complex configuration
hollow interiors
manufacturing hollow
forming cores
articles manufacturing
Prior art date
Application number
BE762102A
Other languages
English (en)
French (fr)
Inventor
R T Hucks
W P Kyne
A Dritschilo
Original Assignee
Johns Manville
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 Johns Manville filed Critical Johns Manville
Publication of BE762102A publication Critical patent/BE762102A/xx

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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/02—Branch units, e.g. made in one piece, welded, riveted
    • F16L41/021—T- or cross-pieces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
BE762102A 1970-02-02 1971-01-27 Noyaux de formage retrecissables pour la fabrication d'articlesayant des interieurs creux de configuration complexe BE762102A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US789470A 1970-02-02 1970-02-02

Publications (1)

Publication Number Publication Date
BE762102A true BE762102A (fr) 1971-07-27

Family

ID=21728683

Family Applications (1)

Application Number Title Priority Date Filing Date
BE762102A BE762102A (fr) 1970-02-02 1971-01-27 Noyaux de formage retrecissables pour la fabrication d'articlesayant des interieurs creux de configuration complexe

Country Status (7)

Country Link
AT (1) AT328723B (xx)
BE (1) BE762102A (xx)
CA (1) CA922074A (xx)
CH (1) CH520556A (xx)
DE (1) DE2105891C3 (xx)
FR (1) FR2079170B1 (xx)
GB (1) GB1340110A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2334645C3 (de) * 1973-07-07 1983-04-07 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Verfahren zur Herstellung eines Trägers aus Faserverbundprofil
DE3428282C1 (de) * 1984-08-01 1986-01-16 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn Entfernbarer Kern zur Herstellung rohrfoermiger Strukturen aus Faserverbundwerkstoffen
GB2237282A (en) * 1989-10-25 1991-05-01 Dow Corning Sa Moulding elastomers using heat-destructible polystyrene core
FR2657043B1 (fr) * 1990-01-17 1994-04-29 Ateca Rdm Spherules creuses en materiaux synthetiques, procede pour leur fabrication, et application.
GB9100869D0 (en) * 1991-01-15 1991-02-27 Parsons Frederick J Wye piece junction for pipelines

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL79177C (xx) * 1900-01-01
GB1222041A (en) * 1968-03-19 1971-02-10 Johns Manville Improvements relating to pipe fittings

Also Published As

Publication number Publication date
AT328723B (de) 1976-04-12
DE2105891C3 (de) 1981-01-29
FR2079170B1 (xx) 1975-01-17
DE2105891A1 (de) 1971-08-12
GB1340110A (en) 1973-12-12
FR2079170A1 (xx) 1971-11-12
ATA88071A (de) 1975-06-15
DE2105891B2 (de) 1980-05-22
CA922074A (en) 1973-03-06
CH520556A (de) 1972-03-31

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