GB1547016A - Apparatus for moulding expansible materials and especially polystyrenes - Google Patents

Apparatus for moulding expansible materials and especially polystyrenes

Info

Publication number
GB1547016A
GB1547016A GB20766/77A GB2076677A GB1547016A GB 1547016 A GB1547016 A GB 1547016A GB 20766/77 A GB20766/77 A GB 20766/77A GB 2076677 A GB2076677 A GB 2076677A GB 1547016 A GB1547016 A GB 1547016A
Authority
GB
United Kingdom
Prior art keywords
moulding
expansible materials
polystyrenes
especially polystyrenes
expansible
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
GB20766/77A
Other languages
English (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1547016A publication Critical patent/GB1547016A/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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
GB20766/77A 1976-05-17 1977-05-17 Apparatus for moulding expansible materials and especially polystyrenes Expired GB1547016A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7614779A FR2351775A1 (fr) 1976-05-17 1976-05-17 Dispositif pour le moulage des matieres expansibles

Publications (1)

Publication Number Publication Date
GB1547016A true GB1547016A (en) 1979-06-06

Family

ID=9173210

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20766/77A Expired GB1547016A (en) 1976-05-17 1977-05-17 Apparatus for moulding expansible materials and especially polystyrenes

Country Status (9)

Country Link
JP (1) JPS52139172A (de)
CS (1) CS197204B2 (de)
DE (1) DE2721015A1 (de)
ES (1) ES458802A1 (de)
FR (1) FR2351775A1 (de)
GB (1) GB1547016A (de)
NL (1) NL7705466A (de)
PL (1) PL198109A1 (de)
YU (1) YU119177A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011058071A3 (de) * 2009-11-13 2011-07-07 Fagerdala Deutschland Gmbh Vorrichtung und verfahren zur herstellung von formteilen aus partikelschäumen

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2449518A1 (fr) * 1979-02-26 1980-09-19 Engels Jeanine Moule et procede nouveaux pour la fabrication d'objets moules en matiere plastique expansee
NL174732C (nl) * 1979-07-10 1984-08-01 Leer Koninklijke Emballage Werkwijze ter bereiding van gevormde schuimstoffen uit thermohardende kunstharsen, alsmede hieruit vervaardigde thermisch geharde schuimstofvoorwerpen.
DE2936273A1 (de) * 1979-09-07 1981-03-19 Civag AG für Verpackungsforschung, Herisau Zweiteilige metallform zur herstellung von formkoerpern aus schaeumbarem thermoplastischem kunststoffgranulat
DE3124020C2 (de) * 1981-06-19 1983-05-19 Festo-Maschinenfabrik Gottlieb Stoll, 7300 Esslingen Adapterblock zur Anwendung in der Fluid-Technik sowie Verfahren zur Herstellung eines derartigen Adapterblocks
FR2685231A1 (fr) * 1991-12-24 1993-06-25 Peugeot Procede d'obtention d'un modele en polystyrene pour coulee a modele perdu de pieces prototypes ou analogues.
DE102022114033A1 (de) 2022-06-02 2023-12-07 Siegfried Hofmann Gmbh Formwerkzeug zur Verarbeitung eines Partikelschaummaterials zur Herstellung eines Partikelschaumformteils

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011058071A3 (de) * 2009-11-13 2011-07-07 Fagerdala Deutschland Gmbh Vorrichtung und verfahren zur herstellung von formteilen aus partikelschäumen

Also Published As

Publication number Publication date
FR2351775A1 (fr) 1977-12-16
YU119177A (en) 1982-05-31
NL7705466A (nl) 1977-11-21
ES458802A1 (es) 1978-03-16
PL198109A1 (pl) 1978-02-27
JPS52139172A (en) 1977-11-19
CS197204B2 (en) 1980-04-30
DE2721015A1 (de) 1977-12-08
FR2351775B1 (de) 1979-10-05

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee