ATE9661T1 - Verfahren und vorrichtung zum formen eines artikels. - Google Patents

Verfahren und vorrichtung zum formen eines artikels.

Info

Publication number
ATE9661T1
ATE9661T1 AT81302559T AT81302559T ATE9661T1 AT E9661 T1 ATE9661 T1 AT E9661T1 AT 81302559 T AT81302559 T AT 81302559T AT 81302559 T AT81302559 T AT 81302559T AT E9661 T1 ATE9661 T1 AT E9661T1
Authority
AT
Austria
Prior art keywords
mould
article
cementitious material
forming
heretofore
Prior art date
Application number
AT81302559T
Other languages
English (en)
Inventor
John Francis Price
Arthur Price
James Cyprian Price
Original Assignee
Institute For Industrial Research And Standards
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 Institute For Industrial Research And Standards filed Critical Institute For Industrial Research And Standards
Application granted granted Critical
Publication of ATE9661T1 publication Critical patent/ATE9661T1/de

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
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/003—Pressing by means acting upon the material via flexible mould wall parts, e.g. by means of inflatable cores, isostatic presses
    • 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
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/28—Cores; Mandrels
    • B28B7/30—Cores; Mandrels adjustable, collapsible, or expanding
    • B28B7/32—Cores; Mandrels adjustable, collapsible, or expanding inflatable
    • 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
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/40—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material
    • B28B7/46—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material for humidifying or dehumidifying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D12/00—Producing frames

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Moulds, Cores, Or Mandrels (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
AT81302559T 1980-06-17 1981-06-09 Verfahren und vorrichtung zum formen eines artikels. ATE9661T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IE1242/80A IE49911B1 (en) 1980-06-17 1980-06-17 A method and apparatus for moulding an article
EP81302559A EP0042247B1 (de) 1980-06-17 1981-06-09 Verfahren und Vorrichtung zum Formen eines Artikels

Publications (1)

Publication Number Publication Date
ATE9661T1 true ATE9661T1 (de) 1984-10-15

Family

ID=11024195

Family Applications (1)

Application Number Title Priority Date Filing Date
AT81302559T ATE9661T1 (de) 1980-06-17 1981-06-09 Verfahren und vorrichtung zum formen eines artikels.

Country Status (4)

Country Link
EP (1) EP0042247B1 (de)
AT (1) ATE9661T1 (de)
DE (1) DE3166439D1 (de)
IE (1) IE49911B1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2719984A (en) * 1983-04-12 1984-10-18 Hume, G.R. Concrete pipe and pole manufacture
WO2001012405A1 (en) * 1999-08-19 2001-02-22 Donald Henry Hourahane Production of hollow articles

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1480010A (en) * 1922-01-06 1924-01-08 Roberts Edward William Method of casting cement or fibrocement under pressure
US2650412A (en) * 1949-10-17 1953-09-01 Dubbs Carbon Chatley Method of molding concrete products
US2731699A (en) * 1950-04-21 1956-01-24 Carbon P Dubbs Apparatus for making concrete products
GB709396A (en) * 1951-05-01 1954-05-26 Erik Johan Von Heidenstam Method and equipment for manufacture of units of concrete or similar material
US2794233A (en) * 1954-03-24 1957-06-04 Alden D Morton Method of and apparatus for molding cavities in settable molding material
US3655847A (en) * 1969-02-19 1972-04-11 Burton D Morgan Method for forming concrete panels under compression
GB1396882A (en) * 1971-04-14 1975-06-11 Spiroll Corp Ltd Machine for manufacturing hollow structures of settable material for example concrete
FR2275289A1 (fr) * 1974-06-18 1976-01-16 Chambourdon Roger Procede de fabrication d'un materiau alveolaire prefabrique, materiau obtenu et son application a la realisation d'elements prefabriques pour la construction

Also Published As

Publication number Publication date
EP0042247A1 (de) 1981-12-23
EP0042247B1 (de) 1984-10-03
DE3166439D1 (en) 1984-11-08
IE49911B1 (en) 1986-01-08

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee