FR622401A - Improvements to railroad switches - Google Patents

Improvements to railroad switches

Info

Publication number
FR622401A
FR622401A FR622401DA FR622401A FR 622401 A FR622401 A FR 622401A FR 622401D A FR622401D A FR 622401DA FR 622401 A FR622401 A FR 622401A
Authority
FR
France
Prior art keywords
railroad switches
railroad
switches
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
Michael Smith Housken
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 FR622401A publication Critical patent/FR622401A/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
    • E01B7/02—Tongues; Associated constructions
    • E01B7/08—Other constructions of tongues, e.g. tilting about an axis parallel to the rail, movable tongue blocks or rails

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR622401D 1926-09-30 1926-09-30 Improvements to railroad switches Expired FR622401A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR622401T 1926-09-30

Publications (1)

Publication Number Publication Date
FR622401A true FR622401A (en) 1927-05-30

Family

ID=8985773

Family Applications (1)

Application Number Title Priority Date Filing Date
FR622401D Expired FR622401A (en) 1926-09-30 1926-09-30 Improvements to railroad switches

Country Status (1)

Country Link
FR (1) FR622401A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE953618C (en) * 1952-09-16 1956-12-06 Eisen & Stahlind Ag Retractable switch, especially for open-cast mining

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE953618C (en) * 1952-09-16 1956-12-06 Eisen & Stahlind Ag Retractable switch, especially for open-cast mining

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