IN164319B - - Google Patents

Info

Publication number
IN164319B
IN164319B IN845/DEL/85A IN845DE1985A IN164319B IN 164319 B IN164319 B IN 164319B IN 845DE1985 A IN845DE1985 A IN 845DE1985A IN 164319 B IN164319 B IN 164319B
Authority
IN
India
Prior art keywords
chamber
cavity
manifold
mould
wall portion
Prior art date
Application number
IN845/DEL/85A
Other languages
English (en)
Inventor
Victor Larry Crabtree
Original Assignee
Morval Durafoam 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 Durafoam Ltd filed Critical Morval Durafoam Ltd
Publication of IN164319B publication Critical patent/IN164319B/en

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)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Molding Of Porous Articles (AREA)
IN845/DEL/85A 1984-11-01 1985-10-10 IN164319B (de)

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 (1)

Publication Number Publication Date
IN164319B true IN164319B (de) 1989-02-18

Family

ID=24676664

Family Applications (1)

Application Number Title Priority Date Filing Date
IN845/DEL/85A IN164319B (de) 1984-11-01 1985-10-10

Country Status (8)

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

Also Published As

Publication number Publication date
ES548444A0 (es) 1987-03-01
BR8505332A (pt) 1986-08-05
ATE55944T1 (de) 1990-09-15
KR860003899A (ko) 1986-06-13
MX163967B (es) 1992-07-07
PT81361B (pt) 1987-09-18
KR900003736B1 (ko) 1990-05-30
ES8703764A1 (es) 1987-03-01
PT81361A (en) 1985-11-01
DE3579411D1 (de) 1990-10-04

Similar Documents

Publication Publication Date Title
US4192638A (en) Molding device having heat transfer chambers insulated from each other for molding expandable thermoplastic resin particles
JPS5514243A (en) Foaming mold for thermoplastic synthetic resin
CA2045841A1 (en) Method of producing nickel shell molds
CA1149565A (en) Method of producing molded bodies of expanded plastic
CA1176418A (en) Method and apparatus for heating a mold cavity
IN164319B (de)
JP3571090B2 (ja) 射出成形装置
JPS572735A (en) Manufacture of foamed thermoplastic resin molded body
JPS5569432A (en) Injection molding method and its apparatus
JPS57105321A (en) Method for cooling parison in mold
JPS56159130A (en) Molding apparatus for thermoplastic resin foamed body
GB1250768A (de)
JPS5655223A (en) Method of molding spigot of porous plastic tube
KR930004270Y1 (ko) 발포 폴리스틸렌 성형물의 이중 성형장치
JPS5537335A (en) 2 layer parisons molding method in injection blast molding
JPS562140A (en) Foaming molding method
JPS5511831A (en) Metal mould
JPS571729A (en) Manufacture of expanded thermoplastic resin
JPS649719A (en) Thermoforming method
FR2302844A1 (fr) Perfectionnement apporte aux moules pour materiaux expansibles
GB1352954A (en) Moulding apparatus provided with a cooling system
FR2432377A1 (fr) Perfectionnements a des recipients moules par rotation
GB1261718A (en) Method of moulding heat-expandable thermo-plastics material, and moulds therefor
GB1214841A (en) Joining plastic materials
JPS572736A (en) Manufacture of foamed thermoplastic resin molded body