FR476021A - Improvements to electrical block-systems for railways - Google Patents

Improvements to electrical block-systems for railways

Info

Publication number
FR476021A
FR476021A FR476021DA FR476021A FR 476021 A FR476021 A FR 476021A FR 476021D A FR476021D A FR 476021DA FR 476021 A FR476021 A FR 476021A
Authority
FR
France
Prior art keywords
railways
systems
electrical block
electrical
block
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
Frank Wyatt Prentice
Bernard Starie
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR476021A publication Critical patent/FR476021A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
    • B61L3/16—Continuous control along the route
    • B61L3/22—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation
    • B61L3/225—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation using separate conductors along the route

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR476021D 1913-08-21 1914-08-17 Improvements to electrical block-systems for railways Expired FR476021A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB476021X 1913-08-21

Publications (1)

Publication Number Publication Date
FR476021A true FR476021A (en) 1915-07-07

Family

ID=1513852

Family Applications (1)

Application Number Title Priority Date Filing Date
FR476021D Expired FR476021A (en) 1913-08-21 1914-08-17 Improvements to electrical block-systems for railways

Country Status (1)

Country Link
FR (1) FR476021A (en)

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