FR480850A - Improvements in devices for activating signals on trains, and stopping them independently of the will of the mechanics - Google Patents

Improvements in devices for activating signals on trains, and stopping them independently of the will of the mechanics

Info

Publication number
FR480850A
FR480850A FR480850DA FR480850A FR 480850 A FR480850 A FR 480850A FR 480850D A FR480850D A FR 480850DA FR 480850 A FR480850 A FR 480850A
Authority
FR
France
Prior art keywords
mechanics
trains
stopping
independently
devices
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
Walter Harrison Biddle
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 FR480850A publication Critical patent/FR480850A/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
    • B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
    • B61L3/04—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling mechanically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR480850D 1915-08-18 1916-02-03 Improvements in devices for activating signals on trains, and stopping them independently of the will of the mechanics Expired FR480850A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB480850X 1915-08-18

Publications (1)

Publication Number Publication Date
FR480850A true FR480850A (en) 1916-09-28

Family

ID=1518038

Family Applications (1)

Application Number Title Priority Date Filing Date
FR480850D Expired FR480850A (en) 1915-08-18 1916-02-03 Improvements in devices for activating signals on trains, and stopping them independently of the will of the mechanics

Country Status (1)

Country Link
FR (1) FR480850A (en)

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