GB1374594A - Proximity switch - Google Patents

Proximity switch

Info

Publication number
GB1374594A
GB1374594A GB5075371A GB5075371A GB1374594A GB 1374594 A GB1374594 A GB 1374594A GB 5075371 A GB5075371 A GB 5075371A GB 5075371 A GB5075371 A GB 5075371A GB 1374594 A GB1374594 A GB 1374594A
Authority
GB
United Kingdom
Prior art keywords
delay
output
control circuit
oscillator
switch
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
GB5075371A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1374594A publication Critical patent/GB1374594A/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
    • H03K17/952—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)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
GB5075371A 1970-10-30 1971-11-01 Proximity switch Expired GB1374594A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702052989 DE2052989C3 (de) 1970-10-30 1970-10-30 Durch einen oder mehrere sich be wegende Gegenstande auslosbares Schalt gerat

Publications (1)

Publication Number Publication Date
GB1374594A true GB1374594A (en) 1974-11-20

Family

ID=5786428

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5075371A Expired GB1374594A (en) 1970-10-30 1971-11-01 Proximity switch

Country Status (4)

Country Link
DE (1) DE2052989C3 (cg-RX-API-DMAC7.html)
FR (1) FR2110146A5 (cg-RX-API-DMAC7.html)
GB (1) GB1374594A (cg-RX-API-DMAC7.html)
IT (1) IT939680B (cg-RX-API-DMAC7.html)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2505508A1 (fr) * 1981-05-06 1982-11-12 Bofors Ab Dispositif de detection d'objets metalliques
GB2186374A (en) * 1986-02-06 1987-08-12 Formula Systems Ltd Signal compensation circuit
GB2219862A (en) * 1985-09-24 1989-12-20 Square D Co Low leakage A.C. proximity switch circuit
CN109371540A (zh) * 2018-12-30 2019-02-22 泰州市姜堰区鑫汇来纺织机械有限公司 一种防卷缠的消防水带圆织机

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2618163C2 (de) * 1976-04-26 1985-08-08 Eckart Dr.Rer.Nat. 2300 Kiel Hiss Spulenanordnung für Näherungsschalter
DE3320509C2 (de) * 1983-06-07 1994-02-17 Merten Kg Pulsotronic Elektronischer Näherungsschalter
DE3400575A1 (de) * 1984-01-10 1985-07-18 Feldmühle AG, 4000 Düsseldorf Durch gleichspannung mittels eines kapazitiven naeherungsschalters betaetigbare ausgabevorrichtung
DE3408261A1 (de) * 1984-03-07 1985-09-19 Hansa Metallwerke Ag, 7000 Stuttgart Annaeherungsschalter sowie steuerschaltungsanordnung hierfuer
DE3514833A1 (de) * 1985-04-24 1986-11-06 Siemens AG, 1000 Berlin und 8000 München Induktiver annaeherungsschalter
DE3543935A1 (de) * 1985-12-12 1987-06-19 Siemens Ag Induktiver naeherungsschalter

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2505508A1 (fr) * 1981-05-06 1982-11-12 Bofors Ab Dispositif de detection d'objets metalliques
GB2219862A (en) * 1985-09-24 1989-12-20 Square D Co Low leakage A.C. proximity switch circuit
GB2186374A (en) * 1986-02-06 1987-08-12 Formula Systems Ltd Signal compensation circuit
GB2186374B (en) * 1986-02-06 1990-04-18 Formula Systems Ltd Signal compensation circuits
CN109371540A (zh) * 2018-12-30 2019-02-22 泰州市姜堰区鑫汇来纺织机械有限公司 一种防卷缠的消防水带圆织机

Also Published As

Publication number Publication date
IT939680B (it) 1973-02-10
DE2052989A1 (de) 1972-05-04
DE2052989C3 (de) 1973-11-08
DE2052989B2 (de) 1973-04-26
FR2110146A5 (cg-RX-API-DMAC7.html) 1972-05-26

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees