IT978329B - Interruttore elettronico funzio nante per approssimazione - Google Patents

Interruttore elettronico funzio nante per approssimazione

Info

Publication number
IT978329B
IT978329B IT1942673A IT1942673A IT978329B IT 978329 B IT978329 B IT 978329B IT 1942673 A IT1942673 A IT 1942673A IT 1942673 A IT1942673 A IT 1942673A IT 978329 B IT978329 B IT 978329B
Authority
IT
Italy
Prior art keywords
nante
approximation
electronic switch
switch function
function
Prior art date
Application number
IT1942673A
Other languages
English (en)
Italian (it)
Original Assignee
Buck R
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 Buck R filed Critical Buck R
Application granted granted Critical
Publication of IT978329B publication Critical patent/IT978329B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G01V3/101—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
    • G01V3/102—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil by measuring amplitude
    • 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
    • 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
    • H03K17/94—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
    • H03K17/9542—Proximity switches using a magnetic detector using inductive coils in a resonant circuit forming part of an oscillator
    • H03K17/9547—Proximity switches using a magnetic detector using inductive coils in a resonant circuit forming part of an oscillator with variable amplitude

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electromagnetism (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Electronic Switches (AREA)
  • Power Conversion In General (AREA)
IT1942673A 1972-01-22 1973-01-22 Interruttore elettronico funzio nante per approssimazione IT978329B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722203038 DE2203038C3 (de) 1972-01-22 1972-01-22 Elektronisches, berührungslos arbeitendes Schaltgerät

Publications (1)

Publication Number Publication Date
IT978329B true IT978329B (it) 1974-09-20

Family

ID=5833739

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1942673A IT978329B (it) 1972-01-22 1973-01-22 Interruttore elettronico funzio nante per approssimazione

Country Status (7)

Country Link
JP (1) JPS5416837B2 (sv)
CH (1) CH564288A5 (sv)
DE (1) DE2203038C3 (sv)
FR (1) FR2169080B1 (sv)
GB (1) GB1423311A (sv)
IT (1) IT978329B (sv)
SE (1) SE381543B (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2552310B2 (de) * 1974-11-22 1978-05-18 Square D Co., Park Ridge, Ill. (V.St.A.) Elektrischer Annäherungsschalter
DE2515654B2 (de) * 1975-04-10 1979-10-18 Klaschka, Walter, Dr.-Ing., 7531 Tiefenbronn Annäherungsschalter
JPS57188291A (en) * 1981-05-14 1982-11-19 Nippon Kentetsu Co Ltd Dehydration control system of washing machine
DE3321838A1 (de) * 1983-06-16 1984-12-20 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung fuer einen naeherungsschalter mit zwei anschluessen
GB2195441A (en) * 1986-09-02 1988-04-07 Ritchie Gordon S In-line proximity switch
US4803418A (en) * 1986-09-02 1989-02-07 Ritchie Gordon S In-line electrical switch for AC power supply
DE3722335A1 (de) * 1987-07-07 1989-01-19 Ifm Electronic Gmbh Elektronisches, vorzugsweise beruehrungslos arbeitendes schaltgeraet
DE4111297C1 (sv) * 1991-04-08 1992-06-17 Ifm Electronic Gmbh, 4300 Essen, De
DE4023529C3 (de) * 1990-06-11 1995-12-07 Ifm Electronic Gmbh Induktiver, kapazitiver oder optischer Näherungsschalter
DE4114763C1 (sv) * 1991-05-06 1992-11-05 Ifm Electronic Gmbh, 4300 Essen, De
DE4023502A1 (de) * 1990-07-24 1992-02-06 Ifm Electronic Gmbh Elektronisches schaltgeraet

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3254236A (en) * 1963-11-29 1966-05-31 Gen Electric Voltage sharing circuit

Also Published As

Publication number Publication date
SE381543B (sv) 1975-12-08
FR2169080B1 (sv) 1976-08-27
FR2169080A1 (sv) 1973-09-07
DE2203038C3 (de) 1975-10-09
JPS5416837B2 (sv) 1979-06-25
CH564288A5 (sv) 1975-07-15
DE2203038B2 (de) 1975-03-06
DE2203038A1 (de) 1973-07-26
JPS504970A (sv) 1975-01-20
GB1423311A (en) 1976-02-04

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