EP1362680A3 - Spannbetonfertigteile und Verfahren zur Herstellung - Google Patents
Spannbetonfertigteile und Verfahren zur Herstellung Download PDFInfo
- Publication number
- EP1362680A3 EP1362680A3 EP03252950A EP03252950A EP1362680A3 EP 1362680 A3 EP1362680 A3 EP 1362680A3 EP 03252950 A EP03252950 A EP 03252950A EP 03252950 A EP03252950 A EP 03252950A EP 1362680 A3 EP1362680 A3 EP 1362680A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- concrete
- mould
- prestressed concrete
- manufacture
- prestressed
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
- 239000011513 prestressed concrete Substances 0.000 title abstract 4
- 238000004519 manufacturing process Methods 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 3
- 239000004567 concrete Substances 0.000 abstract 4
- 230000003014 reinforcing effect Effects 0.000 abstract 2
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
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/14—Producing shaped prefabricated articles from the material by simple casting, the material being neither forcibly fed nor positively compacted
-
- 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
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
-
- 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
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
- B28B23/04—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members the elements being stressed
-
- 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
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
- B28B23/18—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members for the production of elongated articles
-
- 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
- B28B7/0091—Transformable moulds allowing the change of shape of an initial moulded preform by preform deformation or the change of its size by moulding on the preform
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0211356A GB2388569B (en) | 2002-05-17 | 2002-05-17 | Prestressed concrete units and method of manufacture |
GB0211356 | 2002-05-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1362680A2 EP1362680A2 (de) | 2003-11-19 |
EP1362680A3 true EP1362680A3 (de) | 2005-04-27 |
Family
ID=9936884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03252950A Withdrawn EP1362680A3 (de) | 2002-05-17 | 2003-05-12 | Spannbetonfertigteile und Verfahren zur Herstellung |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1362680A3 (de) |
GB (1) | GB2388569B (de) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2921354A (en) * | 1956-03-12 | 1960-01-19 | William O W Pankey | Apparatus for making precast concrete bridges or the like |
US4953280A (en) * | 1987-06-03 | 1990-09-04 | Gifford-Hill & Company, Inc. | Method of manufacturing prestressed concrete culverts |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3926541A (en) * | 1970-06-29 | 1975-12-16 | Frederick M Hewitt | Extruder with interacting auger and care means |
FR2699951B1 (fr) * | 1992-12-29 | 1995-03-03 | Saret France Sa | Procédé de fabrication de poutres en béton précontraint et poutres obtenues par ce procédé. |
-
2002
- 2002-05-17 GB GB0211356A patent/GB2388569B/en not_active Expired - Lifetime
-
2003
- 2003-05-12 EP EP03252950A patent/EP1362680A3/de not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2921354A (en) * | 1956-03-12 | 1960-01-19 | William O W Pankey | Apparatus for making precast concrete bridges or the like |
US4953280A (en) * | 1987-06-03 | 1990-09-04 | Gifford-Hill & Company, Inc. | Method of manufacturing prestressed concrete culverts |
Also Published As
Publication number | Publication date |
---|---|
GB0211356D0 (en) | 2002-06-26 |
EP1362680A2 (de) | 2003-11-19 |
GB2388569B (en) | 2006-12-20 |
GB2388569A (en) | 2003-11-19 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
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AX | Request for extension of the european patent |
Extension state: AL LT LV MK |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AX | Request for extension of the european patent |
Extension state: AL LT LV MK |
|
AKX | Designation fees paid | ||
REG | Reference to a national code |
Ref country code: DE Ref legal event code: 8566 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20051028 |