SE357158B - - Google Patents

Info

Publication number
SE357158B
SE357158B SE13199/69A SE1319969A SE357158B SE 357158 B SE357158 B SE 357158B SE 13199/69 A SE13199/69 A SE 13199/69A SE 1319969 A SE1319969 A SE 1319969A SE 357158 B SE357158 B SE 357158B
Authority
SE
Sweden
Application number
SE13199/69A
Inventor
R Cotterell
Original Assignee
Caplan H
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 GB28474/69A external-priority patent/GB1261718A/en
Application filed by Caplan H filed Critical Caplan H
Priority claimed from US00198766A external-priority patent/US3809735A/en
Publication of SE357158B publication Critical patent/SE357158B/xx

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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated venting means
    • 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
    • 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
    • B29C44/58—Moulds

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
SE13199/69A 1968-09-26 1969-09-25 SE357158B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB4571768 1968-09-26
GB28474/69A GB1261718A (en) 1968-09-26 1968-09-26 Method of moulding heat-expandable thermo-plastics material, and moulds therefor
US00198766A US3809735A (en) 1968-09-26 1971-11-15 Method of moulding heat-expandable thermoplastic polymeric resinous granules involving enhanced distribution of the hot gaseous medium in the mold cavity

Publications (1)

Publication Number Publication Date
SE357158B true SE357158B (en) 1973-06-18

Family

ID=27258726

Family Applications (1)

Application Number Title Priority Date Filing Date
SE13199/69A SE357158B (en) 1968-09-26 1969-09-25

Country Status (5)

Country Link
DE (1) DE1948871B2 (en)
ES (1) ES371896A1 (en)
FR (1) FR2018976A1 (en)
NL (1) NL6914631A (en)
SE (1) SE357158B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7610516A (en) * 1975-09-30 1977-04-01 Sekisui Plastics STEAM DRAINING DEVICE.
DE19500601C2 (en) * 1995-01-11 1998-11-05 Notar Walter Method and device for producing molded parts from foamed plastic and their use

Also Published As

Publication number Publication date
DE1948871B2 (en) 1975-09-04
NL6914631A (en) 1970-04-01
ES371896A1 (en) 1972-03-16
DE1948871A1 (en) 1970-04-02
FR2018976A1 (en) 1970-06-26

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