FR365905A - Avertisseurs à explosions pour chemins de fer - Google Patents

Avertisseurs à explosions pour chemins de fer

Info

Publication number
FR365905A
FR365905A FR365905DA FR365905A FR 365905 A FR365905 A FR 365905A FR 365905D A FR365905D A FR 365905DA FR 365905 A FR365905 A FR 365905A
Authority
FR
France
Prior art keywords
railways
alarms
explosion
explosion alarms
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
English (en)
Inventor
Benjamin Crispin Simpson
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 FR365905A publication Critical patent/FR365905A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/20—Audible signals, e.g. detonator audible signalling
    • B61L5/22—Devices for initiating the release of detonators in a certain position of a signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR365905D 1906-05-03 1906-05-03 Avertisseurs à explosions pour chemins de fer Expired FR365905A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR365905T 1906-05-03

Publications (1)

Publication Number Publication Date
FR365905A true FR365905A (fr) 1906-09-22

Family

ID=1413162

Family Applications (1)

Application Number Title Priority Date Filing Date
FR365905D Expired FR365905A (fr) 1906-05-03 1906-05-03 Avertisseurs à explosions pour chemins de fer

Country Status (1)

Country Link
FR (1) FR365905A (fr)

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