FR1521568A - Safety timer - Google Patents

Safety timer

Info

Publication number
FR1521568A
FR1521568A FR97974A FR97974A FR1521568A FR 1521568 A FR1521568 A FR 1521568A FR 97974 A FR97974 A FR 97974A FR 97974 A FR97974 A FR 97974A FR 1521568 A FR1521568 A FR 1521568A
Authority
FR
France
Prior art keywords
safety timer
timer
safety
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
FR97974A
Other languages
French (fr)
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.)
Societe dElectricite Mors SA
Original Assignee
Societe dElectricite Mors SA
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 Societe dElectricite Mors SA filed Critical Societe dElectricite Mors SA
Priority to FR97974A priority Critical patent/FR1521568A/en
Application granted granted Critical
Publication of FR1521568A publication Critical patent/FR1521568A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
    • H01H47/18—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for introducing delay in the operation of the relay
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
FR97974A 1967-03-08 1967-03-08 Safety timer Expired FR1521568A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR97974A FR1521568A (en) 1967-03-08 1967-03-08 Safety timer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR97974A FR1521568A (en) 1967-03-08 1967-03-08 Safety timer

Publications (1)

Publication Number Publication Date
FR1521568A true FR1521568A (en) 1968-04-19

Family

ID=8626606

Family Applications (1)

Application Number Title Priority Date Filing Date
FR97974A Expired FR1521568A (en) 1967-03-08 1967-03-08 Safety timer

Country Status (1)

Country Link
FR (1) FR1521568A (en)

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