FR697294A - Rail joint devices, for example, needle core pieces, crossovers, etc. - Google Patents

Rail joint devices, for example, needle core pieces, crossovers, etc.

Info

Publication number
FR697294A
FR697294A FR697294DA FR697294A FR 697294 A FR697294 A FR 697294A FR 697294D A FR697294D A FR 697294DA FR 697294 A FR697294 A FR 697294A
Authority
FR
France
Prior art keywords
crossovers
core pieces
rail joint
needle core
joint devices
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
Other languages
French (fr)
Inventor
Eugen Kamp
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 filed Critical
Application granted granted Critical
Publication of FR697294A publication Critical patent/FR697294A/en
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)
FR697294D 1929-06-19 1930-06-12 Rail joint devices, for example, needle core pieces, crossovers, etc. Expired FR697294A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE697294X 1929-06-19

Publications (1)

Publication Number Publication Date
FR697294A true FR697294A (en) 1931-01-15

Family

ID=6607889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR697294D Expired FR697294A (en) 1929-06-19 1930-06-12 Rail joint devices, for example, needle core pieces, crossovers, etc.

Country Status (1)

Country Link
FR (1) FR697294A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0533528A1 (en) * 1991-09-20 1993-03-24 Cogifer Compagnie Generale D'installations Ferroviaires Improved frog and method for its production

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0533528A1 (en) * 1991-09-20 1993-03-24 Cogifer Compagnie Generale D'installations Ferroviaires Improved frog and method for its production
FR2681618A1 (en) * 1991-09-20 1993-03-26 Cogifer Cie Gle Installat Ferr PERFECTIONED CROSSING HEAD AND METHOD FOR MANUFACTURING THE SAME.

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