DK108118C - Støbeapparat til fremstilling af betonrør med en rundtgående not eller hulkel i rørets spidsende. - Google Patents

Støbeapparat til fremstilling af betonrør med en rundtgående not eller hulkel i rørets spidsende.

Info

Publication number
DK108118C
DK108118C DK522463AA DK522463A DK108118C DK 108118 C DK108118 C DK 108118C DK 522463A A DK522463A A DK 522463AA DK 522463 A DK522463 A DK 522463A DK 108118 C DK108118 C DK 108118C
Authority
DK
Denmark
Prior art keywords
pipe
circumferential groove
hollow core
casting apparatus
pointed end
Prior art date
Application number
DK522463AA
Other languages
English (en)
Original Assignee
Pedershaab Maskinfabrik As
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 Pedershaab Maskinfabrik As filed Critical Pedershaab Maskinfabrik As
Priority to DK522463AA priority Critical patent/DK108118C/da
Priority to US408113A priority patent/US3341910A/en
Application granted granted Critical
Publication of DK108118C publication Critical patent/DK108118C/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B21/00—Methods or machines specially adapted for the production of tubular articles
    • B28B21/76—Moulds
    • 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
    • Y10S425/218—Pipe machine: socket forming apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
  • Moulds, Cores, Or Mandrels (AREA)
DK522463AA 1963-11-07 1963-11-07 Støbeapparat til fremstilling af betonrør med en rundtgående not eller hulkel i rørets spidsende. DK108118C (da)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DK522463AA DK108118C (da) 1963-11-07 1963-11-07 Støbeapparat til fremstilling af betonrør med en rundtgående not eller hulkel i rørets spidsende.
US408113A US3341910A (en) 1963-11-07 1964-11-02 Apparatus for moulding concrete pipes having a circumferential recess in the outer spigot end surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK522463AA DK108118C (da) 1963-11-07 1963-11-07 Støbeapparat til fremstilling af betonrør med en rundtgående not eller hulkel i rørets spidsende.

Publications (1)

Publication Number Publication Date
DK108118C true DK108118C (da) 1967-09-04

Family

ID=8140585

Family Applications (1)

Application Number Title Priority Date Filing Date
DK522463AA DK108118C (da) 1963-11-07 1963-11-07 Støbeapparat til fremstilling af betonrør med en rundtgående not eller hulkel i rørets spidsende.

Country Status (2)

Country Link
US (1) US3341910A (da)
DK (1) DK108118C (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3530553A (en) * 1967-03-17 1970-09-29 Thomas J Engle Concrete pipe bell depression former
US3593373A (en) * 1968-09-26 1971-07-20 David G Loomis Molding apparatus
US3724506A (en) * 1971-02-22 1973-04-03 L Crowe A pipe having disposable protective means thereon and method of making same
DK126311B (da) * 1971-06-08 1973-07-02 Pedershaab Maskinfabrik As Formværktøj til brug ved fremstilling af rør af beton eller på lignende måde formbart materiale.
US3922133A (en) * 1973-03-28 1975-11-25 Concrete Pipe Machinery Co Pipe forming packerhead apparatus with spigot end pressing means
US4068819A (en) * 1976-10-04 1978-01-17 Handi-Kup Company Port protective ring in a male mold
DE3146312C2 (de) * 1981-11-23 1984-01-19 Georg Prinzing GmbH & Co KG Betonformen- und Maschinenfabrik, 7902 Blaubeuren "Formeinrichtung zur Formgebung von Betonteilen"
US4449912A (en) * 1982-10-22 1984-05-22 Mitsuharu Ogura Apparatus for the automatic ejection of concrete pipes
AT398185B (de) * 1988-06-30 1994-10-25 Johann Schluesselbauer Vorrichtung zum herstellen eines ringförmigen falzes an einem werkstück aus beton, insbesondere einem schachtring
ATE236797T1 (de) * 1999-06-11 2003-04-15 Porsche Ag Rad für ein kraftfahrzeug
US6814722B2 (en) 2000-03-06 2004-11-09 Playtex Products, Inc. Pre-expanded tampon pledget

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2929124A (en) * 1954-10-04 1960-03-22 United Concrete Pipe Corp Spigot mold for concrete pipes
US2871541A (en) * 1957-07-29 1959-02-03 United Concrete Pipe Corp Mold for the end of concrete pipe and the like

Also Published As

Publication number Publication date
US3341910A (en) 1967-09-19

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