FR2661294B2 - INTRINSIC SAFETY LOGIC DEVICE FOR AUTOMATIC EQUIPMENT AND DRIVING OF RAIL VEHICLES. - Google Patents

INTRINSIC SAFETY LOGIC DEVICE FOR AUTOMATIC EQUIPMENT AND DRIVING OF RAIL VEHICLES.

Info

Publication number
FR2661294B2
FR2661294B2 FR9005056A FR9005056A FR2661294B2 FR 2661294 B2 FR2661294 B2 FR 2661294B2 FR 9005056 A FR9005056 A FR 9005056A FR 9005056 A FR9005056 A FR 9005056A FR 2661294 B2 FR2661294 B2 FR 2661294B2
Authority
FR
France
Prior art keywords
driving
logic device
rail vehicles
intrinsic safety
automatic equipment
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 - Lifetime
Application number
FR9005056A
Other languages
French (fr)
Other versions
FR2661294A2 (en
Inventor
Demarais Gerard
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
Priority claimed from FR8815545A external-priority patent/FR2639777B1/en
Application filed by Individual filed Critical Individual
Priority to FR9005056A priority Critical patent/FR2661294B2/en
Publication of FR2661294A2 publication Critical patent/FR2661294A2/en
Application granted granted Critical
Publication of FR2661294B2 publication Critical patent/FR2661294B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B61L1/20—Safety arrangements for preventing or indicating malfunction of the device, e.g. by leakage current, by lightning
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/007—Fail-safe circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Electronic Switches (AREA)
FR9005056A 1988-11-29 1990-04-20 INTRINSIC SAFETY LOGIC DEVICE FOR AUTOMATIC EQUIPMENT AND DRIVING OF RAIL VEHICLES. Expired - Lifetime FR2661294B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9005056A FR2661294B2 (en) 1988-11-29 1990-04-20 INTRINSIC SAFETY LOGIC DEVICE FOR AUTOMATIC EQUIPMENT AND DRIVING OF RAIL VEHICLES.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8815545A FR2639777B1 (en) 1988-11-29 1988-11-29 INTRINSICALLY SECURITY LOGIC DEVICE, ESPECIALLY FOR RAIL ELECTRONICS
FR9005056A FR2661294B2 (en) 1988-11-29 1990-04-20 INTRINSIC SAFETY LOGIC DEVICE FOR AUTOMATIC EQUIPMENT AND DRIVING OF RAIL VEHICLES.

Publications (2)

Publication Number Publication Date
FR2661294A2 FR2661294A2 (en) 1991-10-25
FR2661294B2 true FR2661294B2 (en) 1992-07-31

Family

ID=26227016

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9005056A Expired - Lifetime FR2661294B2 (en) 1988-11-29 1990-04-20 INTRINSIC SAFETY LOGIC DEVICE FOR AUTOMATIC EQUIPMENT AND DRIVING OF RAIL VEHICLES.

Country Status (1)

Country Link
FR (1) FR2661294B2 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1477705A (en) * 1966-03-10 1967-04-21 Jeumont Schneider Safety logic circuits

Also Published As

Publication number Publication date
FR2661294A2 (en) 1991-10-25

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Legal Events

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