FR2411654A1 - MODEL FOR MOLDING TRACK HEARTS, AND MOLDING METHOD USING SUCH A MODEL - Google Patents
MODEL FOR MOLDING TRACK HEARTS, AND MOLDING METHOD USING SUCH A MODELInfo
- Publication number
- FR2411654A1 FR2411654A1 FR7737618A FR7737618A FR2411654A1 FR 2411654 A1 FR2411654 A1 FR 2411654A1 FR 7737618 A FR7737618 A FR 7737618A FR 7737618 A FR7737618 A FR 7737618A FR 2411654 A1 FR2411654 A1 FR 2411654A1
- Authority
- FR
- France
- Prior art keywords
- model
- molding
- sand
- chassis
- track
- 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
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
- B22C7/005—Adjustable, sectional, expandable or flexible patterns
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
MODELE ET PROCEDE DE MOULAGE POUR COEURS DE VOIES COMPORTANT DES EVIDEMENTS INFERIEURS, DES LOGEMENTS D'ECLISSAGE EN BOUT DES BRANCHES DE RACCORDEMENT, ET DES SEMELLES D'APPUI SUR TRAVERSES. ON UTILISE UN MODELE A DEUX FACES, REPRODUISANT A LA FOIS LES FORMES EXTERIEURES ET TOUS LES EVIDEMENTS INFERIEURS. ON SERRE D'ABORD LE SABLE SUR LE DESSUS DU MODELE, DANS UN CHASSIS DE DESSOUS, PUIS APRES RETOURNEMENT ON FORME LES MOTTES DANS LES CREUX INFERIEURS DU MODELE, ET ON SERRE LE SABLE DANS LE CHASSIS DE DESSUS. ON SEPARE LES CHASSIS AVEC DEBOITAGE DU MODELE DU CHASSIS DE DESSOUS ET, APRES RETOURNEMENT, ON ENLEVE LE MODELE POUR DEMOULER LES MOTTES. L'INVENTION S'APPLIQUE AU MOULAGE DES COEURS DE VOIES POUR AIGUILLAGES OU TRAVERSEES DE CHEMIN DE FER.MODEL AND METHOD OF MOLDING FOR CORE OF TRACKS INCLUDING LOWER RECESSES, SLIDING HOUSINGS AT THE END OF THE CONNECTING BRANCHES, AND SUPPORTING SIDES ON CROSSERS. A TWO-SIDED MODEL IS USED, REPRODUCING BOTH THE EXTERNAL SHAPES AND ALL THE LOWER RECESSES. FIRST SAND THE SAND ON THE TOP OF THE MODEL, IN A CHASSIS BELOW, THEN AFTER TURNING, FORM THE MOUNDS IN THE LOWER HOLLOWS OF THE MODEL, AND SAND IN THE FRAME ABOVE. THE CHASSIS ARE SEPARATED WITH THE MODEL DISCONNECTED FROM THE CHASSIS FROM BELOW AND, AFTER TURNING OVER, THE MODEL IS REMOVED TO UNMOLD THE CLODS. THE INVENTION APPLIES TO THE MOLDING OF TRACK CORES FOR SWITCHES OR RAILWAY CROSSES.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7737618A FR2411654A1 (en) | 1977-12-14 | 1977-12-14 | MODEL FOR MOLDING TRACK HEARTS, AND MOLDING METHOD USING SUCH A MODEL |
CH1174378A CH626548A5 (en) | 1977-12-14 | 1978-11-15 | |
IT69678/78A IT1109639B (en) | 1977-12-14 | 1978-11-23 | MODEL FOR FORMING HEARTS OF TRACKS AND FORMING PROCEDURE USEFUL ZANTE SAID MODEL |
ES475360A ES475360A1 (en) | 1977-12-14 | 1978-11-24 | Improvements in and relating to the manufacture of frogs for rail equipment |
GB7847073A GB2010152B (en) | 1977-12-14 | 1978-12-04 | Manufacture of frogs for rail equipment |
DE19782853837 DE2853837A1 (en) | 1977-12-14 | 1978-12-13 | MODEL FOR MOLDING SOFT HEART PIECES AND MOLDING METHOD WITH USE OF THIS MODEL |
DE19787836948U DE7836948U1 (en) | 1977-12-14 | 1978-12-13 | MODEL FOR MOLDING SOFT HEART PIECES |
BE192322A BE872766A (en) | 1977-12-14 | 1978-12-14 | MODEL FOR MOLDING TRACK CORES, AND MOLDING PROCESS USING SUCH A MODEL |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7737618A FR2411654A1 (en) | 1977-12-14 | 1977-12-14 | MODEL FOR MOLDING TRACK HEARTS, AND MOLDING METHOD USING SUCH A MODEL |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2411654A1 true FR2411654A1 (en) | 1979-07-13 |
FR2411654B1 FR2411654B1 (en) | 1983-02-18 |
Family
ID=9198825
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7737618A Granted FR2411654A1 (en) | 1977-12-14 | 1977-12-14 | MODEL FOR MOLDING TRACK HEARTS, AND MOLDING METHOD USING SUCH A MODEL |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE872766A (en) |
CH (1) | CH626548A5 (en) |
DE (2) | DE2853837A1 (en) |
ES (1) | ES475360A1 (en) |
FR (1) | FR2411654A1 (en) |
GB (1) | GB2010152B (en) |
IT (1) | IT1109639B (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1312591A (en) * | 1961-11-09 | 1962-12-21 | Creusot Forges Ateliers | Right cross heart |
-
1977
- 1977-12-14 FR FR7737618A patent/FR2411654A1/en active Granted
-
1978
- 1978-11-15 CH CH1174378A patent/CH626548A5/fr not_active IP Right Cessation
- 1978-11-23 IT IT69678/78A patent/IT1109639B/en active
- 1978-11-24 ES ES475360A patent/ES475360A1/en not_active Expired
- 1978-12-04 GB GB7847073A patent/GB2010152B/en not_active Expired
- 1978-12-13 DE DE19782853837 patent/DE2853837A1/en active Pending
- 1978-12-13 DE DE19787836948U patent/DE7836948U1/en not_active Expired
- 1978-12-14 BE BE192322A patent/BE872766A/en not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1312591A (en) * | 1961-11-09 | 1962-12-21 | Creusot Forges Ateliers | Right cross heart |
Also Published As
Publication number | Publication date |
---|---|
CH626548A5 (en) | 1981-11-30 |
FR2411654B1 (en) | 1983-02-18 |
DE2853837A1 (en) | 1979-06-21 |
ES475360A1 (en) | 1979-04-01 |
IT1109639B (en) | 1985-12-23 |
IT7869678A0 (en) | 1978-11-23 |
GB2010152A (en) | 1979-06-27 |
GB2010152B (en) | 1982-02-24 |
DE7836948U1 (en) | 1980-10-16 |
BE872766A (en) | 1979-06-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |