FR1108834A - Procédé et système de contrôle - Google Patents

Procédé et système de contrôle

Info

Publication number
FR1108834A
FR1108834A FR1108834DA FR1108834A FR 1108834 A FR1108834 A FR 1108834A FR 1108834D A FR1108834D A FR 1108834DA FR 1108834 A FR1108834 A FR 1108834A
Authority
FR
France
Prior art keywords
control system
control
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
Other languages
English (en)
Inventor
William Grant Rowell
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 filed Critical
Application granted granted Critical
Publication of FR1108834A publication Critical patent/FR1108834A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
    • B61L23/14—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only automatically operated
    • B61L23/16—Track circuits specially adapted for section blocking
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C3/00—Registering or indicating the condition or the working of machines or other apparatus, other than vehicles
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fluid Mechanics (AREA)
FR1108834D 1954-07-09 1954-07-09 Procédé et système de contrôle Expired FR1108834A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1108834T 1954-07-09

Publications (1)

Publication Number Publication Date
FR1108834A true FR1108834A (fr) 1956-01-18

Family

ID=9625198

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1108834D Expired FR1108834A (fr) 1954-07-09 1954-07-09 Procédé et système de contrôle

Country Status (1)

Country Link
FR (1) FR1108834A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2345757A1 (fr) * 1976-03-24 1977-10-21 Honeywell Inc Perfectionnements aux appareils de commande de mise en route de systeme de traitement, notamment de systemes de chauffage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2345757A1 (fr) * 1976-03-24 1977-10-21 Honeywell Inc Perfectionnements aux appareils de commande de mise en route de systeme de traitement, notamment de systemes de chauffage

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