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
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)
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)
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)
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 |
-
1980
- 1980-06-17 IE IE1242/80A patent/IE49911B1/en unknown
-
1981
- 1981-06-09 EP EP81302559A patent/EP0042247B1/de not_active Expired
- 1981-06-09 DE DE8181302559T patent/DE3166439D1/de not_active Expired
- 1981-06-09 AT AT81302559T patent/ATE9661T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IE49911B1 (en) | 1986-01-08 |
DE3166439D1 (en) | 1984-11-08 |
EP0042247B1 (de) | 1984-10-03 |
EP0042247A1 (de) | 1981-12-23 |
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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 |