BE830864A - Circuit temporisateur a securite intrinseque pour relais - Google Patents

Circuit temporisateur a securite intrinseque pour relais

Info

Publication number
BE830864A
BE830864A BE1006758A BE1006758A BE830864A BE 830864 A BE830864 A BE 830864A BE 1006758 A BE1006758 A BE 1006758A BE 1006758 A BE1006758 A BE 1006758A BE 830864 A BE830864 A BE 830864A
Authority
BE
Belgium
Prior art keywords
relays
timer circuit
intrinsically safe
safe timer
intrinsically
Prior art date
Application number
BE1006758A
Other languages
English (en)
French (fr)
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
Publication of BE830864A publication Critical patent/BE830864A/xx

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)
BE1006758A 1974-07-02 1975-07-01 Circuit temporisateur a securite intrinseque pour relais BE830864A (fr)

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 (1)

Publication Number Publication Date
BE830864A true BE830864A (fr) 1975-11-03

Family

ID=9140787

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1006758A BE830864A (fr) 1974-07-02 1975-07-01 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)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2524738B1 (fr) * 1982-04-02 1986-05-16 Jeumont Schneider Circuit temporisateur a securite intrinseque
EP4135559A4 (en) * 2020-04-17 2023-09-06 Szuster Holdings LLC PORTABLE OPHTHALMIC LASER SLOT LAMP AND METHOD FOR EYE EXAMINATION

Also Published As

Publication number Publication date
AU8256975A (en) 1977-01-06
LU72867A1 (enExample) 1975-10-08
FR2277426A1 (fr) 1976-01-30
BR7504052A (pt) 1976-06-29
FR2277426B1 (enExample) 1976-12-24
ES438374A1 (es) 1977-01-16
CA1045241A (fr) 1978-12-26
AU498894B2 (en) 1979-03-29
ZA754198B (en) 1976-06-30

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: JEUMONT SCHNEIDER

Effective date: 19840701