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FR887258A - Perfectionnements apportés aux relais électromagnétiques mécaniques - Google Patents

Perfectionnements apportés aux relais électromagnétiques mécaniques

Info

Publication number
FR887258A
FR887258A FR887258DA FR887258A FR 887258 A FR887258 A FR 887258A FR 887258D A FR887258D A FR 887258DA FR 887258 A FR887258 A FR 887258A
Authority
FR
France
Prior art keywords
electromagnetic relays
mechanical electromagnetic
mechanical
relays
electromagnetic
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
Other languages
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR887258A publication Critical patent/FR887258A/fr
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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/28—Modifications for introducing a time delay before switching
    • H03K17/288—Modifications for introducing a time delay before switching in tube switches
FR887258D 1941-10-29 1942-10-27 Perfectionnements apportés aux relais électromagnétiques mécaniques Expired FR887258A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL270667X 1941-10-29

Publications (1)

Publication Number Publication Date
FR887258A true FR887258A (fr) 1943-11-09

Family

ID=19781916

Family Applications (1)

Application Number Title Priority Date Filing Date
FR887258D Expired FR887258A (fr) 1941-10-29 1942-10-27 Perfectionnements apportés aux relais électromagnétiques mécaniques

Country Status (4)

Country Link
BE (1) BE447759A (fr)
CH (1) CH270667A (fr)
FR (1) FR887258A (fr)
NL (1) NL64973C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4571656A (en) * 1984-01-13 1986-02-18 Dynatech Computer Power, Inc. Electrical circuit for protection against surge overvoltage of transients

Also Published As

Publication number Publication date
CH270667A (de) 1950-09-15
NL64973C (fr)
BE447759A (fr)

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