FR22256E - Additions and improvements applying to safety devices on railways - Google Patents

Additions and improvements applying to safety devices on railways

Info

Publication number
FR22256E
FR22256E FR22256A FR22256DA FR22256E FR 22256 E FR22256 E FR 22256E FR 22256 A FR22256 A FR 22256A FR 22256D A FR22256D A FR 22256DA FR 22256 E FR22256 E FR 22256E
Authority
FR
France
Prior art keywords
railways
additions
applying
safety devices
safety
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
FR22256A
Other languages
French (fr)
Inventor
William Augereau
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 FR22256E publication Critical patent/FR22256E/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
    • B61L3/08—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 electrically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR22256A 1917-01-05 1916-11-18 Additions and improvements applying to safety devices on railways Expired FR22256E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR22268T 1917-01-05

Publications (1)

Publication Number Publication Date
FR22256E true FR22256E (en) 1921-05-25

Family

ID=8661157

Family Applications (6)

Application Number Title Priority Date Filing Date
FR504296A Expired FR504296A (en) 1917-01-05 1916-07-17 Additions and improvements applying to safety devices on railways
FR22218A Expired FR22218E (en) 1917-01-05 1916-08-01 Additions and improvements applying to safety devices on railways
FR22237A Expired FR22237E (en) 1917-01-05 1916-09-18 Additions and improvements applying to safety devices on railways
FR22256A Expired FR22256E (en) 1917-01-05 1916-11-18 Additions and improvements applying to safety devices on railways
FR22260A Expired FR22260E (en) 1917-01-05 1916-12-16 Additions and improvements applying to safety devices on railways
FR22268A Expired FR22268E (en) 1917-01-05 1917-01-05 Additions and improvements applying to safety devices on railways

Family Applications Before (3)

Application Number Title Priority Date Filing Date
FR504296A Expired FR504296A (en) 1917-01-05 1916-07-17 Additions and improvements applying to safety devices on railways
FR22218A Expired FR22218E (en) 1917-01-05 1916-08-01 Additions and improvements applying to safety devices on railways
FR22237A Expired FR22237E (en) 1917-01-05 1916-09-18 Additions and improvements applying to safety devices on railways

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR22260A Expired FR22260E (en) 1917-01-05 1916-12-16 Additions and improvements applying to safety devices on railways
FR22268A Expired FR22268E (en) 1917-01-05 1917-01-05 Additions and improvements applying to safety devices on railways

Country Status (1)

Country Link
FR (6) FR504296A (en)

Also Published As

Publication number Publication date
FR22260E (en) 1921-05-25
FR22268E (en) 1921-05-25
FR504296A (en) 1920-06-29
FR22218E (en) 1921-05-24
FR22237E (en) 1921-05-24

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