EG19446A - Improved frog and method for the manufacture thereof. - Google Patents
Improved frog and method for the manufacture thereof.Info
- Publication number
- EG19446A EG19446A EG54892A EG54892A EG19446A EG 19446 A EG19446 A EG 19446A EG 54892 A EG54892 A EG 54892A EG 54892 A EG54892 A EG 54892A EG 19446 A EG19446 A EG 19446A
- Authority
- EG
- Egypt
- Prior art keywords
- manufacture
- improved frog
- frog
- improved
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B7/00—Switches; Crossings
- E01B7/10—Frogs
- E01B7/12—Fixed frogs made of one part or composite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K7/00—Making railway appurtenances; Making vehicle parts
- B21K7/02—Making railway appurtenances; Making vehicle parts parts for permanent way
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Heat Treatment Of Articles (AREA)
- Road Paving Structures (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
- Sewing Machines And Sewing (AREA)
- Metal Rolling (AREA)
- Body Structure For Vehicles (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9111652A FR2681618B1 (fr) | 1991-09-20 | 1991-09-20 | Cóoeur de croisement perfectionne et procede pour sa fabrication. |
Publications (1)
Publication Number | Publication Date |
---|---|
EG19446A true EG19446A (en) | 1995-03-30 |
Family
ID=9417168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EG54892A EG19446A (en) | 1991-09-20 | 1992-09-17 | Improved frog and method for the manufacture thereof. |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0533528B1 (xx) |
DE (1) | DE69202842T2 (xx) |
EG (1) | EG19446A (xx) |
ES (1) | ES2073892T3 (xx) |
FI (1) | FI98846C (xx) |
FR (1) | FR2681618B1 (xx) |
NO (1) | NO300814B1 (xx) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1138830B1 (de) | 2000-03-30 | 2005-05-04 | BWG GmbH & Co. KG | Rillenschienenherzstück sowie Verfahren zum Herstellen eines solchen |
DE10015522B4 (de) | 2000-03-30 | 2012-03-29 | Bwg Gmbh & Co. Kg | Rillenschienenherzstück sowie Verfahren zur Herstellung eines solchen |
DE102011018351B4 (de) * | 2011-04-20 | 2015-03-12 | Heinrich Krug GmbH & Co. KG | Herzstück für Weichen |
DE102011100488A1 (de) * | 2011-05-04 | 2012-11-08 | Vossloh Laeis Gmbh & Co.Kg | Überlaufherzstück |
CN109082950A (zh) * | 2018-09-17 | 2018-12-25 | 四川易亨机械制造有限公司 | 一种耐磨钢叉心结构 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR697294A (fr) * | 1929-06-19 | 1931-01-15 | Dispositifs de joints de rails, par exemple, pièces de coeur d'aiguilles, croisements, etc. | |
LU87503A1 (fr) * | 1989-04-21 | 1989-09-12 | Kihn Sarl | Procede de fabrication d'aiguillages pour rails a gorge et aiguillage monobloc realise par ce procede |
-
1991
- 1991-09-20 FR FR9111652A patent/FR2681618B1/fr not_active Expired - Fee Related
-
1992
- 1992-09-07 EP EP19920402447 patent/EP0533528B1/fr not_active Expired - Lifetime
- 1992-09-07 ES ES92402447T patent/ES2073892T3/es not_active Expired - Lifetime
- 1992-09-07 DE DE1992602842 patent/DE69202842T2/de not_active Expired - Fee Related
- 1992-09-17 EG EG54892A patent/EG19446A/xx active
- 1992-09-18 FI FI924192A patent/FI98846C/fi active IP Right Grant
- 1992-09-21 NO NO923652A patent/NO300814B1/no unknown
Also Published As
Publication number | Publication date |
---|---|
EP0533528A1 (fr) | 1993-03-24 |
NO923652L (no) | 1993-03-22 |
FR2681618B1 (fr) | 1993-11-26 |
NO923652D0 (no) | 1992-09-21 |
FR2681618A1 (fr) | 1993-03-26 |
NO300814B1 (no) | 1997-07-28 |
DE69202842D1 (de) | 1995-07-13 |
FI98846C (fi) | 1997-08-25 |
EP0533528B1 (fr) | 1995-06-07 |
DE69202842T2 (de) | 1995-11-30 |
FI924192A (fi) | 1993-03-21 |
FI924192A0 (fi) | 1992-09-18 |
ES2073892T3 (es) | 1995-08-16 |
FI98846B (fi) | 1997-05-15 |
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