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
Application number
DE69202842T
Other languages
German (de)
Other versions
DE69202842T2 (en
Inventor
Gerard Testart
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
COGIFER Compagnie Generale dInstallations Ferroviaires SA
Original Assignee
COGIFER Compagnie Generale dInstallations Ferroviaires SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9417168&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69202842(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by COGIFER Compagnie Generale dInstallations Ferroviaires SA filed Critical COGIFER Compagnie Generale dInstallations Ferroviaires SA
Publication of DE69202842D1 publication Critical patent/DE69202842D1/en
Application granted granted Critical
Publication of DE69202842T2 publication Critical patent/DE69202842T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Metal Rolling (AREA)
  • Sewing Machines And Sewing (AREA)
  • Road Paving Structures (AREA)
  • Body Structure For Vehicles (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
DE1992602842 1991-09-20 1992-09-07 Improved centerpiece and process for its manufacture. Expired - Fee Related DE69202842T2 (en)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE294897T1 (en) 2000-03-30 2005-05-15 Butzbacher Weichenbau Gmbh GROOVE RAIL CENTER PIECE AND METHOD FOR PRODUCING SAME
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FI98846C (en) 1997-08-25
FI924192A0 (en) 1992-09-18
NO923652D0 (en) 1992-09-21
FI924192A (en) 1993-03-21
FR2681618B1 (en) 1993-11-26
ES2073892T3 (en) 1995-08-16
FI98846B (en) 1997-05-15
EP0533528B1 (en) 1995-06-07
NO300814B1 (en) 1997-07-28
EP0533528A1 (en) 1993-03-24
EG19446A (en) 1995-03-30
FR2681618A1 (en) 1993-03-26
NO923652L (en) 1993-03-22
DE69202842T2 (en) 1995-11-30

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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