DK130777B - Fremgangsmåde ved støbning af skumplastartikler, især bægre, ud fra opskummelige plastkorn, og maskine til udøvelse af fremgangsmåden. - Google Patents

Fremgangsmåde ved støbning af skumplastartikler, især bægre, ud fra opskummelige plastkorn, og maskine til udøvelse af fremgangsmåden.

Info

Publication number
DK130777B
DK130777B DK601766AA DK601766A DK130777B DK 130777 B DK130777 B DK 130777B DK 601766A A DK601766A A DK 601766AA DK 601766 A DK601766 A DK 601766A DK 130777 B DK130777 B DK 130777B
Authority
DK
Denmark
Prior art keywords
machine
molding foam
foamable
grains
especially cups
Prior art date
Application number
DK601766AA
Other languages
English (en)
Other versions
DK130777C (da
Inventor
J M Harrison
D R Gaul
Original Assignee
Crown Machine & Tool Co
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 Crown Machine & Tool Co filed Critical Crown Machine & Tool Co
Publication of DK130777B publication Critical patent/DK130777B/da
Application granted granted Critical
Publication of DK130777C publication Critical patent/DK130777C/da

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
    • B29C44/3461—Making or treating expandable particles
    • 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
    • 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
DK601766AA 1965-11-26 1966-11-21 Fremgangsmåde ved støbning af skumplastartikler, især bægre, ud fra opskummelige plastkorn, og maskine til udøvelse af fremgangsmåden. DK130777B (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50997365A 1965-11-26 1965-11-26
US509994A US3417169A (en) 1965-11-26 1965-11-26 Method and apparatus for automatically molding foam plastic articles

Publications (2)

Publication Number Publication Date
DK130777B true DK130777B (da) 1975-04-14
DK130777C DK130777C (da) 1975-09-15

Family

ID=27056727

Family Applications (1)

Application Number Title Priority Date Filing Date
DK601766AA DK130777B (da) 1965-11-26 1966-11-21 Fremgangsmåde ved støbning af skumplastartikler, især bægre, ud fra opskummelige plastkorn, og maskine til udøvelse af fremgangsmåden.

Country Status (11)

Country Link
US (1) US3417169A (da)
JP (1) JPS561217B1 (da)
BE (1) BE690240A (da)
CH (1) CH455262A (da)
DK (1) DK130777B (da)
ES (1) ES325768A1 (da)
FI (1) FI49484C (da)
FR (1) FR1501534A (da)
GB (1) GB1158181A (da)
NL (1) NL158731B (da)
SE (1) SE307008B (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1923906A1 (de) * 1968-05-20 1969-11-27 Dart Ind Inc Kunststoffbecher und Verfahren zu seiner Herstellung
DE3664193D1 (en) * 1985-01-15 1989-08-10 Ind Producten Brabant B V Method for producing thin-walled trays, applicable as packing material
US4756855A (en) * 1986-04-04 1988-07-12 Phillips Petroleum Company Automatic method for sorting plastic pellets
DE102004051693A1 (de) * 2004-10-23 2006-04-27 Ferdinand Leitsch Vorrichtung zum Aufschäumen und/oder Vorschäumen von Kunststoffgranulat

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2301136A (en) * 1942-11-03 Flow control apparatus
US704586A (en) * 1902-04-30 1902-07-15 Michael H Sexton Coffee-pot.
US1833028A (en) * 1928-07-18 1931-11-24 Indiana Canning Machinery Comp Measuring and dispensing apparatus for cans and the like
US2997205A (en) * 1958-06-04 1961-08-22 United States Steel Corp Method and apparatus for controlling discharge of materials
US3129464A (en) * 1960-11-15 1964-04-21 Owens Illinois Glass Co Molding apparatus
US3091368A (en) * 1961-03-01 1963-05-28 Remington Arms Co Inc Powder measuring device
US3224037A (en) * 1963-02-01 1965-12-21 Crown Machine & Tool Co Apparatus for molding foamable thermoplastic particulate material
US3231933A (en) * 1963-02-01 1966-02-01 Crown Machine & Tool Co Apparatus for molding containers
US3309440A (en) * 1963-02-08 1967-03-14 Swedish Crucible Steel Company Process of producing flexible foam polystyrene plastic sheeting

Also Published As

Publication number Publication date
ES325768A1 (es) 1967-05-01
DK130777C (da) 1975-09-15
US3417169A (en) 1968-12-17
GB1158181A (en) 1969-07-16
BE690240A (da) 1967-05-02
CH455262A (de) 1968-06-28
FR1501534A (fr) 1967-11-10
NL6616290A (da) 1967-05-29
JPS561217B1 (da) 1981-01-12
SE307008B (da) 1968-12-16
NL158731B (nl) 1978-12-15
FI49484C (fi) 1975-07-10
FI49484B (da) 1975-04-01

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