IT977355B - Perfezionamenti in circuiti elet trici di protezione - Google Patents

Perfezionamenti in circuiti elet trici di protezione

Info

Publication number
IT977355B
IT977355B IT7348268A IT4826873A IT977355B IT 977355 B IT977355 B IT 977355B IT 7348268 A IT7348268 A IT 7348268A IT 4826873 A IT4826873 A IT 4826873A IT 977355 B IT977355 B IT 977355B
Authority
IT
Italy
Prior art keywords
protection circuits
electric protection
electric
circuits
protection
Prior art date
Application number
IT7348268A
Other languages
English (en)
Inventor
E Moorey
Original Assignee
Western Industries Pty
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
Priority claimed from ZA720969A external-priority patent/ZA72969B/xx
Application filed by Western Industries Pty filed Critical Western Industries Pty
Application granted granted Critical
Publication of IT977355B publication Critical patent/IT977355B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/18—Railway track circuits
    • B61L1/181—Details
    • B61L1/187—Use of alternating current

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Escalators And Moving Walkways (AREA)
IT7348268A 1972-02-15 1973-02-15 Perfezionamenti in circuiti elet trici di protezione IT977355B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA720969A ZA72969B (en) 1972-02-15 1972-02-15 Improvements in electrical protective circuits
ZA727329 1972-10-13

Publications (1)

Publication Number Publication Date
IT977355B true IT977355B (it) 1974-09-10

Family

ID=27131046

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7348268A IT977355B (it) 1972-02-15 1973-02-15 Perfezionamenti in circuiti elet trici di protezione

Country Status (5)

Country Link
CA (1) CA973630A (it)
DE (1) DE2307475A1 (it)
FR (1) FR2172312B3 (it)
GB (1) GB1404878A (it)
IT (1) IT977355B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2598374B1 (fr) * 1986-05-06 1988-08-26 Signaux Entr Electriques Circuit de voie perfectionne pour appareil de voie de chemin de fer
DE19819167C2 (de) * 1998-04-24 2001-03-22 Siemens Ag Einrichtung zum Behandeln der Fahrten von Bahnfahrzeugen zu Ausweichanschlußstellen

Also Published As

Publication number Publication date
GB1404878A (en) 1975-09-10
DE2307475A1 (de) 1973-08-23
AU5211473A (en) 1974-08-15
CA973630A (en) 1975-08-26
FR2172312B3 (it) 1976-02-13
FR2172312A1 (it) 1973-09-28

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