ES8703764A1 - Molde para la formacion de una pieza de plastico expandido de configuracion predeterminada. - Google Patents

Molde para la formacion de una pieza de plastico expandido de configuracion predeterminada.

Info

Publication number
ES8703764A1
ES8703764A1 ES548444A ES548444A ES8703764A1 ES 8703764 A1 ES8703764 A1 ES 8703764A1 ES 548444 A ES548444 A ES 548444A ES 548444 A ES548444 A ES 548444A ES 8703764 A1 ES8703764 A1 ES 8703764A1
Authority
ES
Spain
Prior art keywords
chamber
cavity
manifold
mould
wall portion
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
ES548444A
Other languages
English (en)
Other versions
ES548444A0 (es
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.)
Morval Durofoam Ltd
Original Assignee
Morval Durofoam Ltd
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
Priority claimed from US06/667,067 external-priority patent/US4627946A/en
Application filed by Morval Durofoam Ltd filed Critical Morval Durofoam Ltd
Publication of ES8703764A1 publication Critical patent/ES8703764A1/es
Publication of ES548444A0 publication Critical patent/ES548444A0/es
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

Landscapes

  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)

Abstract

MOLDES PARA FORMAR PIEZAS DE PLASTICO EXPANDIDO CON CONFIGURACION PREDETERMINADA. SE COMPONE DE: UNA PARTE DE MOLDE (12) SEPARABLE QUE TIENE UNA PARED DE CAVIDAD (18) CON UN LADO INFERIOR (20), CAVIDADES SUPERFICIALES INTERIORES (22), UNA CAMARA (24) CON PAREDES ERECTAS PERIFERICAS (28), UNA TAPA (30) DE CERRAMIENTO DE (24), UN DISPOSITIVO DE CALENTAMIENTO DEL MOLDE FORMADO POR (32, 34), UN DISPOSITIVO DE ENFRIAMIENTO DEL MOLDE FORMADO POR (36, 38) Y LAS ABERTURAS DE PULVERIZACION (40), UNA PLURALIDAD DE BOQUILLAS (42) Y COLECTORES (46, 48) Y UNA PARTE DE MOLDE (14) CON UNA CAMARA (50) QUE LLEVA PAREDES ERECTAS PERIFERICAS (52), UNA PLACA DE CERRAMIENTO (52), UN DISPOSITIVO DE CALENTAMIENTO DE MOLDE (58) Y UN DISPOSITIVO DE ENFRIAMIENTO DEL MOLDE (60, 62).
ES548444A 1984-11-01 1985-10-31 Molde para la formacion de una pieza de plastico expandido de configuracion predeterminada. Expired ES8703764A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/667,067 US4627946A (en) 1983-11-07 1984-11-01 Method and molding apparatus for molding expanded polystyrene articles having smooth surfaces

Publications (2)

Publication Number Publication Date
ES8703764A1 true ES8703764A1 (es) 1987-03-01
ES548444A0 ES548444A0 (es) 1987-03-01

Family

ID=24676664

Family Applications (1)

Application Number Title Priority Date Filing Date
ES548444A Expired ES8703764A1 (es) 1984-11-01 1985-10-31 Molde para la formacion de una pieza de plastico expandido de configuracion predeterminada.

Country Status (8)

Country Link
KR (1) KR900003736B1 (es)
AT (1) ATE55944T1 (es)
BR (1) BR8505332A (es)
DE (1) DE3579411D1 (es)
ES (1) ES8703764A1 (es)
IN (1) IN164319B (es)
MX (1) MX163967B (es)
PT (1) PT81361B (es)

Also Published As

Publication number Publication date
KR860003899A (ko) 1986-06-13
MX163967B (es) 1992-07-07
ATE55944T1 (de) 1990-09-15
IN164319B (es) 1989-02-18
PT81361A (en) 1985-11-01
KR900003736B1 (ko) 1990-05-30
BR8505332A (pt) 1986-08-05
DE3579411D1 (de) 1990-10-04
ES548444A0 (es) 1987-03-01
PT81361B (pt) 1987-09-18

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20051227