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
Application number
EG54892A
Other languages
English (en)
Original Assignee
Cogifer
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=EG19446(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cogifer filed Critical Cogifer
Application granted granted Critical
Publication of EG19446A publication Critical patent/EG19446A/xx

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)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Body Structure For Vehicles (AREA)
  • Road Paving Structures (AREA)
  • Sewing Machines And Sewing (AREA)
  • Metal Rolling (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
EG54892A 1991-09-20 1992-09-17 Improved frog and method for the manufacture thereof. EG19446A (en)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10015522B4 (de) 2000-03-30 2012-03-29 Bwg Gmbh & Co. Kg Rillenschienenherzstück sowie Verfahren zur Herstellung eines solchen
ATE294897T1 (de) 2000-03-30 2005-05-15 Butzbacher Weichenbau Gmbh Rillenschienenherzstück sowie verfahren zum herstellen 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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FI924192A (fi) 1993-03-21
DE69202842D1 (de) 1995-07-13
FR2681618B1 (fr) 1993-11-26
EP0533528B1 (fr) 1995-06-07
ES2073892T3 (es) 1995-08-16
NO923652D0 (no) 1992-09-21
EP0533528A1 (fr) 1993-03-24
FR2681618A1 (fr) 1993-03-26
FI924192A0 (fi) 1992-09-18
FI98846B (fi) 1997-05-15
NO923652L (no) 1993-03-22
FI98846C (fi) 1997-08-25
DE69202842T2 (de) 1995-11-30
NO300814B1 (no) 1997-07-28

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