DE69202842D1 - Improved centerpiece and process for its manufacture. - Google Patents
Improved centerpiece and process for its manufacture.Info
- Publication number
- DE69202842D1 DE69202842D1 DE69202842T DE69202842T DE69202842D1 DE 69202842 D1 DE69202842 D1 DE 69202842D1 DE 69202842 T DE69202842 T DE 69202842T DE 69202842 T DE69202842 T DE 69202842T DE 69202842 D1 DE69202842 D1 DE 69202842D1
- Authority
- DE
- Germany
- Prior art keywords
- centerpiece
- manufacture
- improved
- improved centerpiece
- 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.)
- Expired - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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)
- Metal Rolling (AREA)
- Heat Treatment Of Articles (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
- Body Structure For Vehicles (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Road Paving Structures (AREA)
- Sewing Machines And Sewing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9111652A FR2681618B1 (en) | 1991-09-20 | 1991-09-20 | IMPROVED CROSSOVER HEART AND PROCESS FOR ITS MANUFACTURE. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69202842D1 true DE69202842D1 (en) | 1995-07-13 |
DE69202842T2 DE69202842T2 (en) | 1995-11-30 |
Family
ID=9417168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1992602842 Expired - Fee Related DE69202842T2 (en) | 1991-09-20 | 1992-09-07 | Improved centerpiece and process for its manufacture. |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0533528B1 (en) |
DE (1) | DE69202842T2 (en) |
EG (1) | EG19446A (en) |
ES (1) | ES2073892T3 (en) |
FI (1) | FI98846C (en) |
FR (1) | FR2681618B1 (en) |
NO (1) | NO300814B1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE50106067D1 (en) | 2000-03-30 | 2005-06-09 | Butzbacher Weichenbau Gmbh | Grooved rail frog and method for producing such |
DE10015522B4 (en) | 2000-03-30 | 2012-03-29 | Bwg Gmbh & Co. Kg | Grooved rail frog and method for producing such |
DE102011018351B4 (en) * | 2011-04-20 | 2015-03-12 | Heinrich Krug GmbH & Co. KG | Centerpiece for switches |
DE102011100488A1 (en) * | 2011-05-04 | 2012-11-08 | Vossloh Laeis Gmbh & Co.Kg | Overflow heart |
CN109082950A (en) * | 2018-09-17 | 2018-12-25 | 四川易亨机械制造有限公司 | A kind of wear-resisting steel fork core structure |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR697294A (en) * | 1929-06-19 | 1931-01-15 | Rail joint devices, for example, needle core pieces, crossovers, etc. | |
LU87503A1 (en) * | 1989-04-21 | 1989-09-12 | Kihn Sarl | METHOD FOR MANUFACTURING NEEDLES FOR THROAT RAILS AND ONE-PIECE NEEDLE CARRIED OUT BY THIS PROCESS |
-
1991
- 1991-09-20 FR FR9111652A patent/FR2681618B1/en not_active Expired - Fee Related
-
1992
- 1992-09-07 EP EP19920402447 patent/EP0533528B1/en not_active Expired - Lifetime
- 1992-09-07 DE DE1992602842 patent/DE69202842T2/en not_active Expired - Fee Related
- 1992-09-07 ES ES92402447T patent/ES2073892T3/en not_active Expired - Lifetime
- 1992-09-17 EG EG54892A patent/EG19446A/en active
- 1992-09-18 FI FI924192A patent/FI98846C/en active IP Right Grant
- 1992-09-21 NO NO923652A patent/NO300814B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE69202842T2 (en) | 1995-11-30 |
FI924192A (en) | 1993-03-21 |
FI98846C (en) | 1997-08-25 |
FR2681618B1 (en) | 1993-11-26 |
FR2681618A1 (en) | 1993-03-26 |
FI924192A0 (en) | 1992-09-18 |
FI98846B (en) | 1997-05-15 |
EG19446A (en) | 1995-03-30 |
NO923652D0 (en) | 1992-09-21 |
EP0533528A1 (en) | 1993-03-24 |
ES2073892T3 (en) | 1995-08-16 |
NO300814B1 (en) | 1997-07-28 |
EP0533528B1 (en) | 1995-06-07 |
NO923652L (en) | 1993-03-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8365 | Fully valid after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |