BE578489A - Combinaison transistor-relais à action lente. - Google Patents

Combinaison transistor-relais à action lente.

Info

Publication number
BE578489A
BE578489A BE578489A BE578489A BE578489A BE 578489 A BE578489 A BE 578489A BE 578489 A BE578489 A BE 578489A BE 578489 A BE578489 A BE 578489A BE 578489 A BE578489 A BE 578489A
Authority
BE
Belgium
Prior art keywords
slow
relay combination
acting transistor
transistor
acting
Prior art date
Application number
BE578489A
Other languages
English (en)
Inventor
Robert Thomas Cleary
Original Assignee
Gen Telephone Lab
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 Gen Telephone Lab filed Critical Gen Telephone Lab
Publication of BE578489A publication Critical patent/BE578489A/fr

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
BE578489A 1958-07-31 1959-05-08 Combinaison transistor-relais à action lente. BE578489A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US752347A US2975337A (en) 1958-07-31 1958-07-31 Slow acting relay-transistor combination

Publications (1)

Publication Number Publication Date
BE578489A true BE578489A (fr) 1959-08-31

Family

ID=25025931

Family Applications (1)

Application Number Title Priority Date Filing Date
BE578489A BE578489A (fr) 1958-07-31 1959-05-08 Combinaison transistor-relais à action lente.

Country Status (2)

Country Link
US (1) US2975337A (fr)
BE (1) BE578489A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3111558A (en) * 1960-05-26 1963-11-19 Gen Dynamics Corp Relay circuit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2577137A (en) * 1947-09-09 1951-12-04 Bell Telephone Labor Inc Time-delay circuit
US2517242A (en) * 1949-08-19 1950-08-01 Robotron Corp Pulse timed holding relay
BE551135A (fr) * 1955-09-20

Also Published As

Publication number Publication date
US2975337A (en) 1961-03-14

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