DE2213676B2 - Aufschäumform zum Herstellen von dünnwandigen, stapelbaren Polystyrolschaum-Behaltern - Google Patents

Aufschäumform zum Herstellen von dünnwandigen, stapelbaren Polystyrolschaum-Behaltern

Info

Publication number
DE2213676B2
DE2213676B2 DE2213676A DE2213676A DE2213676B2 DE 2213676 B2 DE2213676 B2 DE 2213676B2 DE 2213676 A DE2213676 A DE 2213676A DE 2213676 A DE2213676 A DE 2213676A DE 2213676 B2 DE2213676 B2 DE 2213676B2
Authority
DE
Germany
Prior art keywords
mold
shoulder
container
cup
edge
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.)
Withdrawn
Application number
DE2213676A
Other languages
German (de)
English (en)
Other versions
DE2213676A1 (de
Inventor
James M. Fort Worth Tex. Harrison (V.St.A.)
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.)
Crest International Inc Forth Worth Tex (vsta)
Original Assignee
Crest International Inc Forth Worth Tex (vsta)
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 Crest International Inc Forth Worth Tex (vsta) filed Critical Crest International Inc Forth Worth Tex (vsta)
Publication of DE2213676A1 publication Critical patent/DE2213676A1/de
Publication of DE2213676B2 publication Critical patent/DE2213676B2/de
Withdrawn legal-status Critical Current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
    • 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
    • B29C44/3415—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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7132—Bowls, Cups, Glasses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/10—Foamed polystyrene mold filling

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
DE2213676A 1971-03-22 1972-03-21 Aufschäumform zum Herstellen von dünnwandigen, stapelbaren Polystyrolschaum-Behaltern Withdrawn DE2213676B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12662871A 1971-03-22 1971-03-22

Publications (2)

Publication Number Publication Date
DE2213676A1 DE2213676A1 (de) 1972-09-28
DE2213676B2 true DE2213676B2 (de) 1980-02-14

Family

ID=22425873

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2213676A Withdrawn DE2213676B2 (de) 1971-03-22 1972-03-21 Aufschäumform zum Herstellen von dünnwandigen, stapelbaren Polystyrolschaum-Behaltern

Country Status (15)

Country Link
US (1) US3852390A (Direct)
AT (1) AT343348B (Direct)
AU (1) AU451082B2 (Direct)
BE (1) BE780818A (Direct)
CA (1) CA992716A (Direct)
DE (1) DE2213676B2 (Direct)
DK (1) DK134057B (Direct)
FI (1) FI55623C (Direct)
FR (1) FR2130512B1 (Direct)
GB (1) GB1361747A (Direct)
LU (1) LU65001A1 (Direct)
NL (1) NL7203738A (Direct)
NO (1) NO137580C (Direct)
SE (1) SE402548B (Direct)
ZA (1) ZA721788B (Direct)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2052754C (en) * 1991-10-03 1994-11-01 Ken Yamamoto Expansion molding method and apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2951260A (en) * 1957-10-01 1960-09-06 Crown Machine And Tool Company Molding mechanism and heating arrangement
US3260781A (en) * 1963-07-02 1966-07-12 Haveg Industries Inc Process for thermoforming a shrinkresistant foamed polystyrene cup

Also Published As

Publication number Publication date
DK134057C (Direct) 1977-03-28
FI55623B (fi) 1979-05-31
BE780818A (fr) 1972-07-17
DE2213676A1 (de) 1972-09-28
NL7203738A (Direct) 1972-09-26
CA992716A (en) 1976-07-13
LU65001A1 (Direct) 1972-07-10
NO137580C (no) 1978-03-21
FR2130512A1 (Direct) 1972-11-03
US3852390A (en) 1974-12-03
FR2130512B1 (Direct) 1975-04-25
DK134057B (da) 1976-09-06
FI55623C (fi) 1979-09-10
NO137580B (no) 1977-12-12
AT343348B (de) 1978-05-26
ATA239772A (de) 1977-09-15
AU3971872A (en) 1973-09-13
AU451082B2 (en) 1974-07-10
GB1361747A (en) 1974-07-30
ZA721788B (en) 1972-12-27
SE402548B (sv) 1978-07-10

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