BE517218A - - Google Patents

Info

Publication number
BE517218A
BE517218A BE517218DA BE517218A BE 517218 A BE517218 A BE 517218A BE 517218D A BE517218D A BE 517218DA BE 517218 A BE517218 A BE 517218A
Authority
BE
Belgium
Application number
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.)
Publication of BE517218A publication Critical patent/BE517218A/xx
Priority claimed from US268742A external-priority patent/US2780410A/en

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
    • H01H47/002—Monitoring or fail-safe circuits
    • 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
    • H01H47/002—Monitoring or fail-safe circuits
    • H01H47/004—Monitoring or fail-safe circuits using plural redundant serial connected relay operated contacts in controlled circuit
    • 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
    • H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
    • H01H47/226—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil for bistable relays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • H01H9/167—Circuits for remote indication
BE517218D 1952-01-29 BE517218A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US268742A US2780410A (en) 1952-01-29 1952-01-29 Tape-to-card converter circuit
US588338A US2946984A (en) 1952-01-29 1956-05-31 Tape-to-card converter circuit

Publications (1)

Publication Number Publication Date
BE517218A true BE517218A (xx)

Family

ID=26953295

Family Applications (1)

Application Number Title Priority Date Filing Date
BE517218D BE517218A (xx) 1952-01-29

Country Status (3)

Country Link
US (1) US2946984A (xx)
BE (1) BE517218A (xx)
FR (1) FR1088550A (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1113320B (de) * 1960-04-04 1961-08-31 Kienzle Apparate Gmbh Verfahren und Anordnung zur Funktionsueberpruefung von Kontaktfeldern
US3358139A (en) * 1960-09-06 1967-12-12 Gen Signal Corp Car retarder control system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2168198A (en) * 1937-12-17 1939-08-01 Frederick W Frink Electrical counting system
US2302535A (en) * 1940-04-05 1942-11-17 Holtzer Cabot Electric Co Paging system
US2389275A (en) * 1941-11-20 1945-11-20 Automatic Elect Lab Telemetering arrangement
NL82289C (xx) * 1949-03-11
US2647250A (en) * 1949-11-25 1953-07-28 Automatic Elect Lab All-relay selective calling system
US2590302A (en) * 1950-05-12 1952-03-25 Cutler Hammer Inc Electromagnetic timing relay
NL160428B (nl) * 1950-05-24 1900-01-01 Philips Nv Beeldopneeminrichting met een beeldopneembuis en beeldop- neembuis voor een dergelijke inrichting.

Also Published As

Publication number Publication date
US2946984A (en) 1960-07-26
FR1088550A (fr) 1955-03-08

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