AR199346A1 - Metodo para la produccion de una pieza moldeada de espuma plastica que tiene una superficie superior sustancialmente plana y aparato para llevar a la practica dicho metodo - Google Patents

Metodo para la produccion de una pieza moldeada de espuma plastica que tiene una superficie superior sustancialmente plana y aparato para llevar a la practica dicho metodo

Info

Publication number
AR199346A1
AR199346A1 AR253971A AR25397174A AR199346A1 AR 199346 A1 AR199346 A1 AR 199346A1 AR 253971 A AR253971 A AR 253971A AR 25397174 A AR25397174 A AR 25397174A AR 199346 A1 AR199346 A1 AR 199346A1
Authority
AR
Argentina
Prior art keywords
production
top surface
carry out
substantially flat
flat top
Prior art date
Application number
AR253971A
Other languages
English (en)
Spanish (es)
Original Assignee
Dunlop 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
Application filed by Dunlop Ltd filed Critical Dunlop Ltd
Application granted granted Critical
Publication of AR199346A1 publication Critical patent/AR199346A1/es

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/58Moulds
    • B29C44/586Moulds with a cavity increasing in size during foaming
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Road Signs Or Road Markings (AREA)
  • Electrotherapy Devices (AREA)
  • Molding Of Porous Articles (AREA)
AR253971A 1973-05-29 1974-05-29 Metodo para la produccion de una pieza moldeada de espuma plastica que tiene una superficie superior sustancialmente plana y aparato para llevar a la practica dicho metodo AR199346A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2543073A GB1425612A (en) 1973-05-29 1973-05-29 Moulding of plastics foam

Publications (1)

Publication Number Publication Date
AR199346A1 true AR199346A1 (es) 1974-08-23

Family

ID=10227546

Family Applications (1)

Application Number Title Priority Date Filing Date
AR253971A AR199346A1 (es) 1973-05-29 1974-05-29 Metodo para la produccion de una pieza moldeada de espuma plastica que tiene una superficie superior sustancialmente plana y aparato para llevar a la practica dicho metodo

Country Status (19)

Country Link
JP (1) JPS5022064A (xx)
AR (1) AR199346A1 (xx)
BE (1) BE815707A (xx)
BR (1) BR7404347D0 (xx)
CA (1) CA1021118A (xx)
CH (1) CH582056A5 (xx)
DE (1) DE2426212A1 (xx)
DK (1) DK288874A (xx)
ES (1) ES426706A1 (xx)
FI (1) FI162074A (xx)
FR (1) FR2231503B1 (xx)
GB (1) GB1425612A (xx)
IE (1) IE39398B1 (xx)
IT (1) IT1037060B (xx)
NL (1) NL7406809A (xx)
NO (1) NO140461C (xx)
SE (1) SE402067B (xx)
ZA (1) ZA743202B (xx)
ZM (1) ZM8074A1 (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4666393A (en) * 1986-06-13 1987-05-19 Human Industry Corporation Apparatus for manufacturing polyurethane foam slabs in a batch
GB2291002A (en) * 1994-07-08 1996-01-17 Hoover Universal Apparatus and method for producing blocks of foam
CN111745882A (zh) * 2020-06-11 2020-10-09 溧阳市山湖实业有限公司 一种pu片材下移式发泡生产工艺及其生产设备
CN111974938A (zh) * 2020-08-27 2020-11-24 杭州欧宸科技有限公司 一种全自动泡沫模成型机

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2588151A (en) * 1948-09-30 1952-03-04 Gen Electric Apparatus for producing uniform foam structures
US2649620A (en) * 1951-08-01 1953-08-25 Union Carbide & Carbon Corp Casting expanded plastics

Also Published As

Publication number Publication date
AU6923274A (en) 1975-11-27
ES426706A1 (es) 1977-01-01
IT1037060B (it) 1979-11-10
ZA743202B (en) 1975-05-28
NO140461C (no) 1979-09-05
DK288874A (xx) 1975-01-20
CH582056A5 (xx) 1976-11-30
SE402067B (sv) 1978-06-19
CA1021118A (en) 1977-11-22
IE39398B1 (en) 1978-09-27
BE815707A (fr) 1974-09-16
FI162074A (xx) 1974-11-30
NO741847L (no) 1974-12-02
NO140461B (no) 1979-05-28
GB1425612A (en) 1976-02-18
FR2231503B1 (xx) 1976-12-24
BR7404347D0 (pt) 1975-01-21
JPS5022064A (xx) 1975-03-08
ZM8074A1 (en) 1974-12-20
NL7406809A (xx) 1974-12-03
IE39398L (en) 1974-11-29
DE2426212A1 (de) 1974-12-19
FR2231503A1 (xx) 1974-12-27
SE7407047L (xx) 1974-12-02

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