DK135487C - Apparat til frembringelse af en ringformet udadrettet fals i formstofror i tilslutning til extrudering - Google Patents

Apparat til frembringelse af en ringformet udadrettet fals i formstofror i tilslutning til extrudering

Info

Publication number
DK135487C
DK135487C DK471872A DK471872A DK135487C DK 135487 C DK135487 C DK 135487C DK 471872 A DK471872 A DK 471872A DK 471872 A DK471872 A DK 471872A DK 135487 C DK135487 C DK 135487C
Authority
DK
Denmark
Prior art keywords
extruration
moldings
fold
creating
ring
Prior art date
Application number
DK471872A
Other languages
Danish (da)
English (en)
Other versions
DK135487B (da
Inventor
B Kessel
Original Assignee
B Kessel
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 B Kessel filed Critical B Kessel
Publication of DK135487B publication Critical patent/DK135487B/da
Application granted granted Critical
Publication of DK135487C publication Critical patent/DK135487C/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
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • B29C57/02—Belling or enlarging, e.g. combined with forming a groove
    • B29C57/04—Belling or enlarging, e.g. combined with forming a groove using mechanical 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/261—Moulds having tubular mould cavities
    • B29C45/2612—Moulds having tubular mould cavities for manufacturing tubular articles with an annular groove
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4421—Removing or ejecting moulded articles for undercut articles using expansible or collapsible cores
    • 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
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/005—Cammed

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
DK471872A 1971-09-25 1972-09-25 Apparat til frembringelse af en ringformet udadrettet fals i formstofror i tilslutning til extrudering DK135487C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2147922A DE2147922C3 (de) 1971-09-25 1971-09-25 Spritzgießform zur Fertigung von Rohren aus Spritzgußmaterial

Publications (2)

Publication Number Publication Date
DK135487B DK135487B (da) 1977-05-09
DK135487C true DK135487C (da) 1977-10-24

Family

ID=5820541

Family Applications (1)

Application Number Title Priority Date Filing Date
DK471872A DK135487C (da) 1971-09-25 1972-09-25 Apparat til frembringelse af en ringformet udadrettet fals i formstofror i tilslutning til extrudering

Country Status (16)

Country Link
US (1) US3853299A (es)
JP (1) JPS4842059A (es)
AT (1) AT332113B (es)
AU (1) AU471255B2 (es)
BE (1) BE789118A (es)
CH (1) CH548274A (es)
DE (1) DE2147922C3 (es)
DK (1) DK135487C (es)
ES (1) ES406932A1 (es)
FR (1) FR2153467B1 (es)
GB (1) GB1409082A (es)
IE (1) IE36959B1 (es)
IT (1) IT967817B (es)
NL (1) NL154147B (es)
SE (1) SE404155B (es)
ZA (1) ZA726541B (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4032282A (en) * 1973-09-24 1977-06-28 Wilson-Tek Corporation Apparatus for forming bells on plastic tubes
DE2627690C3 (de) 1976-06-21 1981-01-15 Arne Dalstorp Johansson (Schweden) Formring zum Formen einer Innennut im Endabschnitt eines Rohres aus thermoplastischem Kunststoff
DE2660348C2 (de) * 1976-06-21 1982-04-22 Arne Dalstorp Johansson Einrichtung zum Formen einer Innennut im Endabschnitt eines erwärmten Rohres aus thermoplastischem Kunststoff
US4207052A (en) * 1976-07-16 1980-06-10 Caterpillar Tractor Co. Curing mold for curing replaceable tread and track belts
AT359276B (de) * 1977-11-03 1980-10-27 Metallwarenfabrik Fischamend Kollabierender kern fuer giessformen
US4430052A (en) * 1982-07-12 1984-02-07 Western Plastics Corporation Belling mandrel assembly
AT387750B (de) * 1983-12-29 1989-03-10 Ifw Ind Formen Werkzeug Spritzgiessform
JPS6174817A (ja) * 1984-09-19 1986-04-17 Canon Inc アンダ−カツト成形方法
US4780072A (en) * 1985-02-01 1988-10-25 Burnette Robert W Apparatus for internally coating welded pipe at the weldment
US5866177A (en) * 1997-05-16 1999-02-02 Owens-Illinois Closure Inc. Apparatus for compression molding plastic articles
FI119051B (fi) * 2007-04-27 2008-07-15 T Mi Wiitta Tuote Muottijärjestely ruiskupuristamiseen
CN102059782B (zh) * 2009-11-18 2013-04-17 江苏华生塑业有限公司 扩口管件的扩口脱模机构
CN103934964B (zh) * 2014-03-29 2016-10-05 武志生 一种连续贴条式滴灌头压注成型模具

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3049759A (en) * 1959-02-18 1962-08-21 Eberhardt Joseph Injecting moulding apparatus
FR1344185A (fr) * 1961-12-08 1963-11-29 Noyau à poinçon et à deux systèmes de culbuteurs, en particulier pour moulage decorps creux avec contre-dépouille
FR1370603A (fr) * 1963-04-05 1964-08-28 Renault Machine semi-automatique pour le moulage en coquille de pièces creuses telles que les pistons
GB1045350A (en) * 1963-11-12 1966-10-12 Ketch Plastics Ltd Collapsible tools for use in the moulding, casting or pressing of hollow articles
US3279739A (en) * 1965-07-19 1966-10-18 Long Construction Co Expandable core-former
US3373460A (en) * 1965-09-13 1968-03-19 Michael Ladney Jr. Molding apparatus
US3655323A (en) * 1970-03-09 1972-04-11 Oasis Electronics Molding die structure

Also Published As

Publication number Publication date
DK135487B (da) 1977-05-09
SE404155B (sv) 1978-09-25
IT967817B (it) 1974-03-11
FR2153467A1 (es) 1973-05-04
IE36959L (en) 1973-03-25
ES406932A1 (es) 1975-10-01
DE2147922C3 (de) 1975-11-27
GB1409082A (en) 1975-10-08
DE2147922B2 (de) 1975-04-10
NL154147B (nl) 1977-08-15
FR2153467B1 (es) 1978-03-03
IE36959B1 (en) 1977-03-30
DE2147922A1 (de) 1973-04-05
ATA824672A (de) 1975-12-15
BE789118A (fr) 1973-01-15
AT332113B (de) 1976-09-10
NL7212828A (es) 1973-03-27
AU471255B2 (en) 1976-04-15
CH548274A (de) 1974-04-30
ZA726541B (en) 1973-06-27
AU4726272A (en) 1974-04-04
JPS4842059A (es) 1973-06-19
US3853299A (en) 1974-12-10

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