ES427898A1 - Perfeccionamientos en los corazones de los cruzamientos de carriles. - Google Patents

Perfeccionamientos en los corazones de los cruzamientos de carriles.

Info

Publication number
ES427898A1
ES427898A1 ES427898A ES427898A ES427898A1 ES 427898 A1 ES427898 A1 ES 427898A1 ES 427898 A ES427898 A ES 427898A ES 427898 A ES427898 A ES 427898A ES 427898 A1 ES427898 A1 ES 427898A1
Authority
ES
Spain
Prior art keywords
treads
network
rail crossing
frogs
crossing frogs
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
Application number
ES427898A
Other languages
English (en)
Spanish (es)
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.)
SOC D ACIERIES DE P SA
Original Assignee
SOC D ACIERIES DE P 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
Application filed by SOC D ACIERIES DE P SA filed Critical SOC D ACIERIES DE P SA
Publication of ES427898A1 publication Critical patent/ES427898A1/es
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
  • Railway Tracks (AREA)
  • Supports For Plants (AREA)
ES427898A 1973-06-26 1974-06-21 Perfeccionamientos en los corazones de los cruzamientos de carriles. Expired ES427898A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7323285A FR2235227B1 (en:Method) 1973-06-26 1973-06-26

Publications (1)

Publication Number Publication Date
ES427898A1 true ES427898A1 (es) 1976-08-01

Family

ID=9121573

Family Applications (1)

Application Number Title Priority Date Filing Date
ES427898A Expired ES427898A1 (es) 1973-06-26 1974-06-21 Perfeccionamientos en los corazones de los cruzamientos de carriles.

Country Status (14)

Country Link
AR (1) AR201382A1 (en:Method)
AT (1) AT329105B (en:Method)
BE (1) BE816755A (en:Method)
BR (1) BR7405199D0 (en:Method)
CH (1) CH580706A5 (en:Method)
DK (1) DK329574A (en:Method)
ES (1) ES427898A1 (en:Method)
FR (1) FR2235227B1 (en:Method)
GB (1) GB1472328A (en:Method)
IT (1) IT1014374B (en:Method)
LU (1) LU70401A1 (en:Method)
NL (1) NL7408512A (en:Method)
NO (1) NO742300L (en:Method)
SE (1) SE394469B (en:Method)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1432640A (fr) * 1965-02-08 1966-03-25 Paris & Outreau Acieries Raccord entre rail tubulaire et rail vignole
FR1528087A (fr) * 1967-04-28 1968-06-07 Paris & Outreau Acieries Coeur de croisement
FR1538838A (fr) * 1967-09-14 1968-09-06 Kloeckner Werke Ag Croisement pour aiguillages en acier dur au manganèse

Also Published As

Publication number Publication date
BR7405199D0 (pt) 1975-09-30
DK329574A (en:Method) 1975-03-17
AT329105B (de) 1976-04-26
NO742300L (en:Method) 1975-01-20
ATA525974A (de) 1975-07-15
GB1472328A (en) 1977-05-04
CH580706A5 (en:Method) 1976-10-15
DE2429921B2 (de) 1976-09-30
DE2429921A1 (de) 1975-01-16
AR201382A1 (es) 1975-03-07
BE816755A (fr) 1974-10-16
LU70401A1 (en:Method) 1974-10-17
SE7408356L (en:Method) 1974-12-27
SE394469B (sv) 1977-06-27
FR2235227B1 (en:Method) 1976-05-07
IT1014374B (it) 1977-04-20
FR2235227A1 (en:Method) 1975-01-24
NL7408512A (en:Method) 1974-12-30

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