FR2277426A1 - Circuit temporisateur a securite intrinseque pour relais - Google Patents

Circuit temporisateur a securite intrinseque pour relais

Info

Publication number
FR2277426A1
FR2277426A1 FR7423001A FR7423001A FR2277426A1 FR 2277426 A1 FR2277426 A1 FR 2277426A1 FR 7423001 A FR7423001 A FR 7423001A FR 7423001 A FR7423001 A FR 7423001A FR 2277426 A1 FR2277426 A1 FR 2277426A1
Authority
FR
France
Prior art keywords
circuit
transistor
pulse shaping
safety relays
delay circuit
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.)
Granted
Application number
FR7423001A
Other languages
English (en)
French (fr)
Other versions
FR2277426B1 (enExample
Inventor
Patrick Marchand
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.)
Jeumont Schneider SA
Original Assignee
Jeumont Schneider 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 Jeumont Schneider SA filed Critical Jeumont Schneider SA
Priority to FR7423001A priority Critical patent/FR2277426A1/fr
Priority to ES438374A priority patent/ES438374A1/es
Priority to BR5203/75D priority patent/BR7504052A/pt
Priority to LU72867A priority patent/LU72867A1/xx
Priority to CA230,433A priority patent/CA1045241A/fr
Priority to AU82569/75A priority patent/AU498894B2/en
Priority to ZA00754198A priority patent/ZA754198B/xx
Priority to BE1006758A priority patent/BE830864A/xx
Publication of FR2277426A1 publication Critical patent/FR2277426A1/fr
Application granted granted Critical
Publication of FR2277426B1 publication Critical patent/FR2277426B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/601—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors using transformer coupling
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Relay Circuits (AREA)
  • Pulse Circuits (AREA)
  • Electronic Switches (AREA)
FR7423001A 1974-07-02 1974-07-02 Circuit temporisateur a securite intrinseque pour relais Granted FR2277426A1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR7423001A FR2277426A1 (fr) 1974-07-02 1974-07-02 Circuit temporisateur a securite intrinseque pour relais
ES438374A ES438374A1 (es) 1974-07-02 1975-06-10 Circuito temporizador de seguridad intrinseca para reles.
BR5203/75D BR7504052A (pt) 1974-07-02 1975-06-27 Circuito temporizador com seguranca intrinseca para rele
CA230,433A CA1045241A (fr) 1974-07-02 1975-06-30 Circuit temporisateur a securite intrinseque pour relais
LU72867A LU72867A1 (enExample) 1974-07-02 1975-06-30
AU82569/75A AU498894B2 (en) 1974-07-02 1975-06-30 Failsafe time delay for relays
ZA00754198A ZA754198B (en) 1974-07-02 1975-07-01 Fail-safe time delay circuit for relays
BE1006758A BE830864A (fr) 1974-07-02 1975-07-01 Circuit temporisateur a securite intrinseque pour relais

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7423001A FR2277426A1 (fr) 1974-07-02 1974-07-02 Circuit temporisateur a securite intrinseque pour relais

Publications (2)

Publication Number Publication Date
FR2277426A1 true FR2277426A1 (fr) 1976-01-30
FR2277426B1 FR2277426B1 (enExample) 1976-12-24

Family

ID=9140787

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7423001A Granted FR2277426A1 (fr) 1974-07-02 1974-07-02 Circuit temporisateur a securite intrinseque pour relais

Country Status (8)

Country Link
AU (1) AU498894B2 (enExample)
BE (1) BE830864A (enExample)
BR (1) BR7504052A (enExample)
CA (1) CA1045241A (enExample)
ES (1) ES438374A1 (enExample)
FR (1) FR2277426A1 (enExample)
LU (1) LU72867A1 (enExample)
ZA (1) ZA754198B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2524738A1 (fr) * 1982-04-02 1983-10-07 Jeumont Schneider Circuit temporisateur a securite intrinseque
WO2021211136A1 (en) * 2020-04-17 2021-10-21 Szuster Holdings Llc Ophthalmic portable laser slit lamp and method for eye inspection

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2524738A1 (fr) * 1982-04-02 1983-10-07 Jeumont Schneider Circuit temporisateur a securite intrinseque
EP0091332A1 (fr) * 1982-04-02 1983-10-12 JEUMONT-SCHNEIDER Société anonyme dite: Circuit temporisateur à sécurité intrinsèque
WO2021211136A1 (en) * 2020-04-17 2021-10-21 Szuster Holdings Llc Ophthalmic portable laser slit lamp and method for eye inspection

Also Published As

Publication number Publication date
AU8256975A (en) 1977-01-06
LU72867A1 (enExample) 1975-10-08
BR7504052A (pt) 1976-06-29
FR2277426B1 (enExample) 1976-12-24
ES438374A1 (es) 1977-01-16
CA1045241A (fr) 1978-12-26
BE830864A (fr) 1975-11-03
AU498894B2 (en) 1979-03-29
ZA754198B (en) 1976-06-30

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Legal Events

Date Code Title Description
ST Notification of lapse