FR561172A - Track crossing device for railways - Google Patents

Track crossing device for railways

Info

Publication number
FR561172A
FR561172A FR561172DA FR561172A FR 561172 A FR561172 A FR 561172A FR 561172D A FR561172D A FR 561172DA FR 561172 A FR561172 A FR 561172A
Authority
FR
France
Prior art keywords
railways
track crossing
crossing device
track
crossing
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
Paul Patrick Emil Richards
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 FR561172A publication Critical patent/FR561172A/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
    • E01B7/14—Frogs with movable parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR561172D 1923-01-18 1923-01-18 Track crossing device for railways Expired FR561172A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR561172T 1923-01-18

Publications (1)

Publication Number Publication Date
FR561172A true FR561172A (en) 1923-10-17

Family

ID=8943442

Family Applications (1)

Application Number Title Priority Date Filing Date
FR561172D Expired FR561172A (en) 1923-01-18 1923-01-18 Track crossing device for railways

Country Status (1)

Country Link
FR (1) FR561172A (en)

Similar Documents

Publication Publication Date Title
FR561172A (en) Track crossing device for railways
FR565181A (en) Safety device for railway tracks
FR580758A (en) Crossing for railway tracks
FR581787A (en) Insulated track safety device for railways
FR610980A (en) Advanced device for toy railway tracks
FR691721A (en) Contact device for railway tracks
FR33535E (en) Safety device for railways
FR571964A (en) Mechanical interlocking device for railways
FR576207A (en) Rail for railways, tramways and narrow tracks
FR641234A (en) Advanced switch for railway signals
FR573354A (en) Crossing for railway lines
FR590374A (en) Track improvements for toy electric railways
FR553475A (en) Railroad track clip
FR703453A (en) Device for preventing the movement of railway tracks
FR619611A (en) Railroad crane car device
FR566075A (en) Apparatus for weeding railway tracks
FR633134A (en) Cycle for railway tracks
FR574561A (en) Safety device for railways
FR628421A (en) Small radius curves for railway tracks
FR536579A (en) Signaling device for railways
FR558440A (en) Signaling device for railway tracks
FR530281A (en) Coupling device for railway cars
FR579296A (en) Switching for tram tracks
FR604332A (en) Safety device for railway trains
FR585615A (en) Device for the control of switches on tram lines