FR2241424B1 - - Google Patents

Info

Publication number
FR2241424B1
FR2241424B1 FR7428435A FR7428435A FR2241424B1 FR 2241424 B1 FR2241424 B1 FR 2241424B1 FR 7428435 A FR7428435 A FR 7428435A FR 7428435 A FR7428435 A FR 7428435A FR 2241424 B1 FR2241424 B1 FR 2241424B1
Authority
FR
France
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
FR7428435A
Other languages
French (fr)
Other versions
FR2241424A1 (enrdf_load_stackoverflow
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.)
Transportation Tech Inc
Transportation Technology Inc
Original Assignee
Transportation Tech Inc
Transportation Technology Inc
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 Transportation Tech Inc, Transportation Technology Inc filed Critical Transportation Tech Inc
Publication of FR2241424A1 publication Critical patent/FR2241424A1/fr
Application granted granted Critical
Publication of FR2241424B1 publication Critical patent/FR2241424B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or trains
    • B61L25/021—Measuring and recording of train speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L15/00—Indicators provided on the vehicle or train for signalling purposes
    • B61L15/0018—Communication with or on the vehicle or train
    • B61L15/0036—Conductor-based, e.g. using CAN-Bus, train-line or optical fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
    • B61L27/20—Trackside control of safe travel of vehicle or train, e.g. braking curve calculation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
    • B61L27/70—Details of trackside communication
    • 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

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Near-Field Transmission Systems (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Traffic Control Systems (AREA)
FR7428435A 1973-08-20 1974-08-19 Expired FR2241424B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38976673A 1973-08-20 1973-08-20

Publications (2)

Publication Number Publication Date
FR2241424A1 FR2241424A1 (enrdf_load_stackoverflow) 1975-03-21
FR2241424B1 true FR2241424B1 (enrdf_load_stackoverflow) 1978-11-24

Family

ID=23539645

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7428435A Expired FR2241424B1 (enrdf_load_stackoverflow) 1973-08-20 1974-08-19

Country Status (6)

Country Link
JP (1) JPS5760821B2 (enrdf_load_stackoverflow)
CA (1) CA1017047A (enrdf_load_stackoverflow)
DE (1) DE2439598A1 (enrdf_load_stackoverflow)
FR (1) FR2241424B1 (enrdf_load_stackoverflow)
GB (1) GB1485827A (enrdf_load_stackoverflow)
ZA (1) ZA743613B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5745402A (en) * 1980-09-01 1982-03-15 Hitachi Cable Ltd Position detecting system of moving object
JPS62117492U (enrdf_load_stackoverflow) * 1986-01-20 1987-07-25
EP1320199B1 (fr) * 2001-12-17 2006-09-13 EM Microelectronic-Marin SA Récepteur portable à faible dispersion
GB2462885B (en) * 2008-08-29 2013-03-27 Cambridge Silicon Radio Ltd Inductor structure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617890A (en) * 1967-01-12 1971-11-02 Sumitomo Electric Industries Induction radio system for vehicles
US3527897A (en) * 1967-03-20 1970-09-08 Sumitomo Electric Industries Induction radio system for vehicles
US3772640A (en) * 1971-04-01 1973-11-13 Gen Signal Corp Vehicle control system with vehicle location error checking means

Also Published As

Publication number Publication date
ZA743613B (en) 1975-05-28
DE2439598A1 (de) 1975-03-06
JPS5052707A (enrdf_load_stackoverflow) 1975-05-10
JPS5760821B2 (enrdf_load_stackoverflow) 1982-12-21
GB1485827A (en) 1977-09-14
CA1017047A (en) 1977-09-06
AU7246574A (en) 1976-02-19
FR2241424A1 (enrdf_load_stackoverflow) 1975-03-21

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Legal Events

Date Code Title Description
ST Notification of lapse