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FR2582411B1 - DIFFERENTIAL DETECTOR WITH VERIFIABLE OPERATION Whatever the position of the target - Google Patents

DIFFERENTIAL DETECTOR WITH VERIFIABLE OPERATION Whatever the position of the target

Info

Publication number
FR2582411B1
FR2582411B1 FR8507679A FR8507679A FR2582411B1 FR 2582411 B1 FR2582411 B1 FR 2582411B1 FR 8507679 A FR8507679 A FR 8507679A FR 8507679 A FR8507679 A FR 8507679A FR 2582411 B1 FR2582411 B1 FR 2582411B1
Authority
FR
France
Prior art keywords
target
differential detector
verifiable
verifiable operation
differential
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
FR8507679A
Other languages
French (fr)
Other versions
FR2582411A1 (en
Inventor
Mihail Macovschi
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.)
PETERCEM SA
Original Assignee
PETERCEM 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 PETERCEM SA filed Critical PETERCEM SA
Priority to FR8507679A priority Critical patent/FR2582411B1/en
Publication of FR2582411A1 publication Critical patent/FR2582411A1/en
Application granted granted Critical
Publication of FR2582411B1 publication Critical patent/FR2582411B1/en
Expired 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
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches
    • H03K17/95—Proximity switches using a magnetic detector
    • H03K17/951—Measures for supplying operating voltage to the detector circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0822—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in field-effect transistor switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches
    • H03K17/95—Proximity switches using a magnetic detector
    • H03K17/9502—Measures for increasing reliability
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches
    • H03K17/95—Proximity switches using a magnetic detector
    • H03K17/952—Proximity switches using a magnetic detector using inductive coils
    • H03K17/9537—Proximity switches using a magnetic detector using inductive coils in a resonant circuit
FR8507679A 1985-05-22 1985-05-22 DIFFERENTIAL DETECTOR WITH VERIFIABLE OPERATION Whatever the position of the target Expired FR2582411B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8507679A FR2582411B1 (en) 1985-05-22 1985-05-22 DIFFERENTIAL DETECTOR WITH VERIFIABLE OPERATION Whatever the position of the target

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8507679A FR2582411B1 (en) 1985-05-22 1985-05-22 DIFFERENTIAL DETECTOR WITH VERIFIABLE OPERATION Whatever the position of the target

Publications (2)

Publication Number Publication Date
FR2582411A1 FR2582411A1 (en) 1986-11-28
FR2582411B1 true FR2582411B1 (en) 1987-08-21

Family

ID=9319463

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8507679A Expired FR2582411B1 (en) 1985-05-22 1985-05-22 DIFFERENTIAL DETECTOR WITH VERIFIABLE OPERATION Whatever the position of the target

Country Status (1)

Country Link
FR (1) FR2582411B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0265844B1 (en) * 1986-10-30 1991-08-28 i f m electronic gmbh Electronic switching device operating without contact

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3581105A (en) * 1968-09-23 1971-05-25 Bell & Howell Co Switching apparatus
CA1067173A (en) * 1976-05-28 1979-11-27 Johnson-Lazare Canada Limited Charge sensitive switch
DE3250113C1 (en) * 1982-04-21 1995-01-19 Ifm Electronic Gmbh Electronic, preferably non-contact switching device
DE3228524C2 (en) * 1982-07-30 1985-05-02 Siemens AG, 1000 Berlin und 8000 München Inductive proximity switch
US4493002A (en) * 1983-02-28 1985-01-08 Westinghouse Electric Corp. Electronic circuit breaker

Also Published As

Publication number Publication date
FR2582411A1 (en) 1986-11-28

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Legal Events

Date Code Title Description
ST Notification of lapse