IT7969054A0 - VITAL CIRCUIT OF OPTICAL COUPLER FOR RAILWAY SIGNALING SYSTEMS - Google Patents

VITAL CIRCUIT OF OPTICAL COUPLER FOR RAILWAY SIGNALING SYSTEMS

Info

Publication number
IT7969054A0
IT7969054A0 IT7969054A IT6905479A IT7969054A0 IT 7969054 A0 IT7969054 A0 IT 7969054A0 IT 7969054 A IT7969054 A IT 7969054A IT 6905479 A IT6905479 A IT 6905479A IT 7969054 A0 IT7969054 A0 IT 7969054A0
Authority
IT
Italy
Prior art keywords
optical coupler
signaling systems
railway signaling
vital circuit
vital
Prior art date
Application number
IT7969054A
Other languages
Italian (it)
Other versions
IT1119453B (en
Inventor
Heinz Gilcher
Original Assignee
American Standard 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 American Standard Inc filed Critical American Standard Inc
Publication of IT7969054A0 publication Critical patent/IT7969054A0/en
Application granted granted Critical
Publication of IT1119453B publication Critical patent/IT1119453B/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
IT69054/79A 1978-10-23 1979-10-22 Phase sensitive product detector IT1119453B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US95352878A 1978-10-23 1978-10-23

Publications (2)

Publication Number Publication Date
IT7969054A0 true IT7969054A0 (en) 1979-10-22
IT1119453B IT1119453B (en) 1986-03-10

Family

ID=25494141

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69054/79A IT1119453B (en) 1978-10-23 1979-10-22 Phase sensitive product detector

Country Status (3)

Country Link
BR (1) BR7906760A (en)
CA (1) CA1133101A (en)
IT (1) IT1119453B (en)

Also Published As

Publication number Publication date
CA1133101A (en) 1982-10-05
IT1119453B (en) 1986-03-10
BR7906760A (en) 1980-06-17

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