AT306159B - Switching device for contactless signal transmission with proximity switches - Google Patents

Switching device for contactless signal transmission with proximity switches

Info

Publication number
AT306159B
AT306159B AT752871A AT752871A AT306159B AT 306159 B AT306159 B AT 306159B AT 752871 A AT752871 A AT 752871A AT 752871 A AT752871 A AT 752871A AT 306159 B AT306159 B AT 306159B
Authority
AT
Austria
Prior art keywords
switching device
signal transmission
proximity switches
contactless signal
contactless
Prior art date
Application number
AT752871A
Other languages
German (de)
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of AT306159B publication Critical patent/AT306159B/en

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
    • H03K17/952—Proximity switches using a magnetic detector using inductive coils
    • H03K17/953—Proximity switches using a magnetic detector using inductive coils forming part of an oscillator
    • H03K17/9535—Proximity switches using a magnetic detector using inductive coils forming part of an oscillator with variable 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
AT752871A 1970-08-29 1971-08-27 Switching device for contactless signal transmission with proximity switches AT306159B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702042982 DE2042982A1 (en) 1970-08-29 1970-08-29 Switching device for contactless signal transmission with proximity switches tuned to different frequencies

Publications (1)

Publication Number Publication Date
AT306159B true AT306159B (en) 1973-03-26

Family

ID=5781094

Family Applications (1)

Application Number Title Priority Date Filing Date
AT752871A AT306159B (en) 1970-08-29 1971-08-27 Switching device for contactless signal transmission with proximity switches

Country Status (4)

Country Link
AT (1) AT306159B (en)
CH (1) CH535466A (en)
DE (1) DE2042982A1 (en)
FR (1) FR2101345A5 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2739967B2 (en) * 1977-09-06 1981-06-11 geb. Wierzbowski Ursula 7300 Esslingen Gaßmann Proximity initiator
DE3541676A1 (en) * 1985-11-26 1987-05-27 Euchner & Co IDENTIFICATION SYSTEM
DE102012008543A1 (en) * 2012-05-02 2013-11-07 K.A.Schmersal Gmbh Switch device for monitoring closing position of floor door, has actuator tuning coil to resonance in closed state of protective unit, where quality of resonance characteristic is tuned coil such that resonance frequency is tolerated

Also Published As

Publication number Publication date
CH535466A (en) 1973-03-31
DE2042982A1 (en) 1972-03-09
FR2101345A5 (en) 1972-03-31

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Legal Events

Date Code Title Description
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