FR663632A - Improvements in guards for railroad switch lane changes - Google Patents

Improvements in guards for railroad switch lane changes

Info

Publication number
FR663632A
FR663632A FR663632DA FR663632A FR 663632 A FR663632 A FR 663632A FR 663632D A FR663632D A FR 663632DA FR 663632 A FR663632 A FR 663632A
Authority
FR
France
Prior art keywords
guards
lane changes
railroad switch
switch lane
railroad
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
Isaac Joel Kilburn
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 FR663632A publication Critical patent/FR663632A/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
    • E01B7/20—Safety means for switches, e.g. switch point protectors, auxiliary or guiding rail members

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR663632D 1928-11-07 1928-11-07 Improvements in guards for railroad switch lane changes Expired FR663632A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR663632T 1928-11-07

Publications (1)

Publication Number Publication Date
FR663632A true FR663632A (en) 1929-08-23

Family

ID=9012192

Family Applications (1)

Application Number Title Priority Date Filing Date
FR663632D Expired FR663632A (en) 1928-11-07 1928-11-07 Improvements in guards for railroad switch lane changes

Country Status (1)

Country Link
FR (1) FR663632A (en)

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