JPH0139247B2 - - Google Patents

Info

Publication number
JPH0139247B2
JPH0139247B2 JP8462181A JP8462181A JPH0139247B2 JP H0139247 B2 JPH0139247 B2 JP H0139247B2 JP 8462181 A JP8462181 A JP 8462181A JP 8462181 A JP8462181 A JP 8462181A JP H0139247 B2 JPH0139247 B2 JP H0139247B2
Authority
JP
Japan
Prior art keywords
circuit
current
oscillation
transistor
amplitude
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
JP8462181A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57199332A (en
Inventor
Masahei Akasu
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP8462181A priority Critical patent/JPS57199332A/ja
Publication of JPS57199332A publication Critical patent/JPS57199332A/ja
Publication of JPH0139247B2 publication Critical patent/JPH0139247B2/ja
Granted 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
    • H03K17/952—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

  • Electronic Switches (AREA)
JP8462181A 1981-06-02 1981-06-02 Proximity switch circuit Granted JPS57199332A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8462181A JPS57199332A (en) 1981-06-02 1981-06-02 Proximity switch circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8462181A JPS57199332A (en) 1981-06-02 1981-06-02 Proximity switch circuit

Publications (2)

Publication Number Publication Date
JPS57199332A JPS57199332A (en) 1982-12-07
JPH0139247B2 true JPH0139247B2 (forum.php) 1989-08-18

Family

ID=13835749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8462181A Granted JPS57199332A (en) 1981-06-02 1981-06-02 Proximity switch circuit

Country Status (1)

Country Link
JP (1) JPS57199332A (forum.php)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6135620A (ja) * 1984-07-27 1986-02-20 Omron Tateisi Electronics Co 近接スイツチ
JP2508623B2 (ja) * 1985-02-28 1996-06-19 オムロン株式会社 近接スイツチ
DE3519714A1 (de) * 1985-06-01 1986-12-04 Ifm Electronic Gmbh, 4300 Essen Elektronisches, beruehrungslos arbeitendes schaltgeraet

Also Published As

Publication number Publication date
JPS57199332A (en) 1982-12-07

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