FR2434693A2 - Perfectionnements a la fabrication de produits precontraints - Google Patents
Perfectionnements a la fabrication de produits precontraintsInfo
- Publication number
- FR2434693A2 FR2434693A2 FR7825147A FR7825147A FR2434693A2 FR 2434693 A2 FR2434693 A2 FR 2434693A2 FR 7825147 A FR7825147 A FR 7825147A FR 7825147 A FR7825147 A FR 7825147A FR 2434693 A2 FR2434693 A2 FR 2434693A2
- Authority
- FR
- France
- Prior art keywords
- mould
- pistons
- end forms
- concrete beams
- bed
- 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.)
- Granted
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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/10—Moulds with means incorporated therein, or carried thereby, for ejecting or detaching the moulded article
-
- 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
- B28B23/022—Means for inserting reinforcing members into the mould or for supporting them in the mould
- B28B23/024—Supporting means
- B28B23/026—Mould partitionning elements acting as supporting means in moulds, e.g. for elongated articles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Abstract
Banc de précontrainte, selon le brevet principal, dans lequel les extrémités de moules sont réalisées sous forme de plaques à saignées verticales combinées avec des cales horizontal<< disposées entre les fils et dans lequel on a prévu des poussoirs inférieurs pour le démoulage. Construction préfabriquée.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7825147A FR2434693A2 (fr) | 1977-03-28 | 1978-08-31 | Perfectionnements a la fabrication de produits precontraints |
BE0/196328A BE877734R (fr) | 1978-08-31 | 1979-07-16 | Perfectionnements a la fabrication de produits precontraints |
NL7905833A NL189902C (nl) | 1978-08-31 | 1979-07-27 | Spanbank voor het vervaardigen van langwerpige produkten uit voorgespannen beton. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7709136A FR2385510A1 (fr) | 1977-03-28 | 1977-03-28 | Perfectionnements a la fabrication de produits precontraints |
FR7825147A FR2434693A2 (fr) | 1977-03-28 | 1978-08-31 | Perfectionnements a la fabrication de produits precontraints |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2434693A2 true FR2434693A2 (fr) | 1980-03-28 |
FR2434693B2 FR2434693B2 (fr) | 1982-12-03 |
Family
ID=26219934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7825147A Granted FR2434693A2 (fr) | 1977-03-28 | 1978-08-31 | Perfectionnements a la fabrication de produits precontraints |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2434693A2 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0021905A1 (fr) * | 1979-06-13 | 1981-01-07 | Freyssinet International (Stup) | Procédé et dispositif de démoulage d'éléments en béton précontraint moulés sur un long banc |
EP0263024A2 (fr) * | 1986-10-01 | 1988-04-06 | Rector S.A. | Dispositif perfectionné de démoulage et de manutention des produits en béton coulés en moules fixes |
BE1004584A3 (nl) * | 1990-08-29 | 1992-12-15 | Coussee Marc | Werkwijze en inrichting voor het gieten van t-vormige balken uit voorgespannen beton. |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2254946A5 (en) * | 1973-12-17 | 1975-07-11 | Costamagna & Cie B M | Production system for concrete railway sleepers - has portal frames with vertically movable reinforcement positioning beam |
FR2385510A1 (fr) * | 1977-03-28 | 1978-10-27 | Costamagna & Cie B M | Perfectionnements a la fabrication de produits precontraints |
-
1978
- 1978-08-31 FR FR7825147A patent/FR2434693A2/fr active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2254946A5 (en) * | 1973-12-17 | 1975-07-11 | Costamagna & Cie B M | Production system for concrete railway sleepers - has portal frames with vertically movable reinforcement positioning beam |
FR2385510A1 (fr) * | 1977-03-28 | 1978-10-27 | Costamagna & Cie B M | Perfectionnements a la fabrication de produits precontraints |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0021905A1 (fr) * | 1979-06-13 | 1981-01-07 | Freyssinet International (Stup) | Procédé et dispositif de démoulage d'éléments en béton précontraint moulés sur un long banc |
EP0263024A2 (fr) * | 1986-10-01 | 1988-04-06 | Rector S.A. | Dispositif perfectionné de démoulage et de manutention des produits en béton coulés en moules fixes |
FR2604944A1 (fr) * | 1986-10-01 | 1988-04-15 | Costamagna & Cie B M | Dispositif perfectionne de demoulage et de manutention des produits en beton coules en moules fixes |
EP0263024A3 (en) * | 1986-10-01 | 1989-10-18 | B.M. Costamagna S.A. | Device for removing and handling concrete articles cast in fixed moulds |
BE1004584A3 (nl) * | 1990-08-29 | 1992-12-15 | Coussee Marc | Werkwijze en inrichting voor het gieten van t-vormige balken uit voorgespannen beton. |
Also Published As
Publication number | Publication date |
---|---|
FR2434693B2 (fr) | 1982-12-03 |
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