FR2464811B1 - - Google Patents

Info

Publication number
FR2464811B1
FR2464811B1 FR8008792A FR8008792A FR2464811B1 FR 2464811 B1 FR2464811 B1 FR 2464811B1 FR 8008792 A FR8008792 A FR 8008792A FR 8008792 A FR8008792 A FR 8008792A FR 2464811 B1 FR2464811 B1 FR 2464811B1
Authority
FR
France
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
FR8008792A
Other languages
French (fr)
Other versions
FR2464811A1 (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.)
CIVAG AG
Original Assignee
CIVAG AG
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 CIVAG AG filed Critical CIVAG AG
Publication of FR2464811A1 publication Critical patent/FR2464811A1/en
Application granted granted Critical
Publication of FR2464811B1 publication Critical patent/FR2464811B1/fr
Granted 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • B29C33/046—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam using gas
    • 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
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • B29C33/048—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam using steam
    • 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
    • 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
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • 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
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
FR8008792A 1979-09-07 1980-04-18 TWO-PART METAL MOLD FOR THE PRODUCTION OF MOLDED STRUCTURES FROM PELLETS OF PRE-EXPANDED PLASTIC MATERIAL Granted FR2464811A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792936273 DE2936273A1 (en) 1979-09-07 1979-09-07 TWO-PIECE METAL FORM FOR THE PRODUCTION OF MOLDED BODIES FROM FOAMABLE THERMOPLASTIC PLASTIC GRANULES

Publications (2)

Publication Number Publication Date
FR2464811A1 FR2464811A1 (en) 1981-03-20
FR2464811B1 true FR2464811B1 (en) 1985-05-03

Family

ID=6080338

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8008792A Granted FR2464811A1 (en) 1979-09-07 1980-04-18 TWO-PART METAL MOLD FOR THE PRODUCTION OF MOLDED STRUCTURES FROM PELLETS OF PRE-EXPANDED PLASTIC MATERIAL

Country Status (10)

Country Link
JP (1) JPS5644631A (en)
BE (1) BE884721A (en)
BR (1) BR8005653A (en)
DE (1) DE2936273A1 (en)
FR (1) FR2464811A1 (en)
GB (1) GB2057342A (en)
IL (1) IL60850A0 (en)
IT (1) IT1132483B (en)
NL (1) NL8004927A (en)
SE (1) SE8006211L (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0272359A1 (en) * 1986-12-22 1988-06-29 Ware, Maximilian Thermal expansion resin transfer molding
JPH0370912U (en) * 1989-11-10 1991-07-17
GB2280167B (en) * 1993-07-23 1996-11-27 Broadway Enterprises Pte Limit Improvements in or relating to pallets
JP2008188857A (en) * 2007-02-05 2008-08-21 Yamasei Seisakusho:Kk Mold for molding foam polystyrene and foam polystyrene molding device
CN103317656A (en) * 2012-03-22 2013-09-25 丁龙兴 New technology of inserting pins in one step for processing fluorescent floaters
DE102012218928A1 (en) * 2012-10-17 2014-04-17 Krones Ag Production method for blow molding
EP3088153B1 (en) 2015-04-27 2018-06-06 Overath GmbH Moulding tool
JP7160055B2 (en) * 2020-02-05 2022-10-25 株式会社羽根 Manufacturing method of bead method foamable synthetic resin molding mold having slit-shaped steam holes, said mold, and cleaning method of said slit-shaped steam holes of said mold

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3704081A (en) * 1971-01-21 1972-11-28 Sinclair Koppers Co Vacuum mold for making foamed polymeric articles
FR2351775A1 (en) * 1976-05-17 1977-12-16 Lezier Gerard DEVICE FOR MOLDING EXPANDABLE MATERIALS
FR2449518A1 (en) * 1979-02-26 1980-09-19 Engels Jeanine Suspended mould shells for moulding expanded thermoplastic beads - for obtaining dryer mouldings with high thermal and cycle efficiency

Also Published As

Publication number Publication date
IL60850A0 (en) 1980-10-26
GB2057342A (en) 1981-04-01
JPS5644631A (en) 1981-04-23
DE2936273A1 (en) 1981-03-19
IT8024299A0 (en) 1980-08-26
BR8005653A (en) 1981-03-17
IT1132483B (en) 1986-07-02
FR2464811A1 (en) 1981-03-20
SE8006211L (en) 1981-03-08
NL8004927A (en) 1981-03-10
BE884721A (en) 1980-12-01

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse