ATE47636T1 - Naeherungsschalter. - Google Patents

Naeherungsschalter.

Info

Publication number
ATE47636T1
ATE47636T1 AT85109522T AT85109522T ATE47636T1 AT E47636 T1 ATE47636 T1 AT E47636T1 AT 85109522 T AT85109522 T AT 85109522T AT 85109522 T AT85109522 T AT 85109522T AT E47636 T1 ATE47636 T1 AT E47636T1
Authority
AT
Austria
Prior art keywords
oscillation
proximity switch
detecting
comparison circuit
proximity
Prior art date
Application number
AT85109522T
Other languages
English (en)
Inventor
Fumio Omron Tateisi Ele Kamiya
Kaiinji
Hisatoshi Omron Tateisi Nodera
Kenji Omron Tateisi Elect Ueda
Keinosuke Omron Tateisi Imazu
Hidehiro Omron Tateisi Tomioka
Original Assignee
Omron Tateisi Electronics Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=15660188&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE47636(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Application granted granted Critical
Publication of ATE47636T1 publication Critical patent/ATE47636T1/de

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)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Vending Machines For Individual Products (AREA)
AT85109522T 1984-07-27 1985-07-29 Naeherungsschalter. ATE47636T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15791384A JPS6135620A (ja) 1984-07-27 1984-07-27 近接スイツチ
EP85109522A EP0171013B1 (de) 1984-07-27 1985-07-29 Näherungsschalter

Publications (1)

Publication Number Publication Date
ATE47636T1 true ATE47636T1 (de) 1989-11-15

Family

ID=15660188

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85109522T ATE47636T1 (de) 1984-07-27 1985-07-29 Naeherungsschalter.

Country Status (5)

Country Link
US (1) US4644298A (de)
EP (1) EP0171013B1 (de)
JP (1) JPS6135620A (de)
AT (1) ATE47636T1 (de)
DE (1) DE3573968D1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61199328A (ja) * 1985-02-28 1986-09-03 Omron Tateisi Electronics Co 近接スイツチ
DE3704893A1 (de) * 1987-02-17 1988-08-25 Turck Werner Kg Anordnung fuer naeherungsschalter zum schutz gegen signalverfaelschung durch magnetische wechselfelder
DE3722334A1 (de) * 1987-07-07 1989-02-09 Ifm Electronic Gmbh Elektronisches, beruehrungslos arbeitendes schaltgeraet
DE68926829T2 (de) * 1988-04-11 1997-03-06 Omron Tateisi Electronics Co Zweidraht-Sensorsystem mit Mitteln zur Selbstdiagnose
JP2540923B2 (ja) * 1988-11-30 1996-10-09 オムロン株式会社 近接スイッチおよびその発振回路
EP0404065A1 (de) * 1989-06-21 1990-12-27 Omron Corporation Sensur mit einem Oszillator
EP0523563A1 (de) * 1991-07-15 1993-01-20 Omron Corporation Annäherungsschalter
DE4325406B4 (de) * 1992-09-02 2006-02-23 Tiefenbach Gmbh Näherungsschalter
US5469364A (en) * 1993-03-15 1995-11-21 Hughey; Bradley W. Apparatus and methods for measuring and detecting variations in the value of a capacitor
DE4317359A1 (de) * 1993-05-25 1994-12-01 Balluff Gebhard Feinmech Sensor
JP3440566B2 (ja) * 1993-11-08 2003-08-25 オムロン株式会社 近接スイッチ
US5801530A (en) * 1995-04-17 1998-09-01 Namco Controls Corporation Proximity sensor having a non-ferrous metal shield for enhanced sensing range
DE59915164D1 (de) * 1998-12-08 2010-06-10 Baumer Innotec Ag Verfahren und vorrichtung zur messung der dämpfung eines lc-schwingungskreises
ATE528858T1 (de) * 2006-07-27 2011-10-15 Pepperl & Fuchs Induktiver näherungsschalter und verfahren zu dessen betrieb
US8319500B2 (en) 2010-05-24 2012-11-27 Honeywell International Inc. Proximity sensor with health monitoring
WO2011154785A2 (ja) * 2010-06-10 2011-12-15 パナソニック電工株式会社 ポジションセンサ
DE102013202573B3 (de) * 2013-02-18 2014-04-17 Ifm Electronic Gmbh Induktiver Näherungsschalter
DE102014202793A1 (de) 2014-02-17 2015-08-20 Ifm Electronic Gmbh Induktiver Näherungsschalter

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1272363B (de) * 1966-09-17 1968-07-11 Bosch Gmbh Robert Elektronischer Annaeherungsschalter
US3732503A (en) * 1972-02-11 1973-05-08 W Rapp Proximity switch including variable frequency oscillator with ferrite control element
DE2722510A1 (de) * 1977-05-18 1978-11-23 Voll Walter Induktiver initiator
DE2815711A1 (de) * 1978-04-12 1980-01-31 Merten Kg Pulsotronic Elektronisches, beruehrungslos wirkendes schaltgeraet
JPS562575A (en) * 1979-06-21 1981-01-12 Takeo Ueda Proximity detector
DE3004829C2 (de) * 1980-02-09 1982-04-29 Ifm Electronic Gmbh, 4300 Essen Elektronisches, berührungslos arbeitendes Schaltgerät
DE3016821C2 (de) * 1980-05-02 1982-08-12 Honeywell Gmbh, 6000 Frankfurt Elektronischer Näherungsschalter
JPS57157636A (en) * 1981-03-23 1982-09-29 Mitsubishi Electric Corp Proximity switch circuit
DE3120884C1 (de) * 1981-05-26 1982-11-04 Ifm Electronic Gmbh, 4300 Essen Elektronisches,beruehrungslos arbeitendes Schaltgeraet
JPS57199332A (en) * 1981-06-02 1982-12-07 Mitsubishi Electric Corp Proximity switch circuit
US4543527A (en) * 1982-04-12 1985-09-24 Eaton Corporation Proximity switch exhibiting improved start-up characteristics

Also Published As

Publication number Publication date
JPH0510847B2 (de) 1993-02-10
US4644298A (en) 1987-02-17
JPS6135620A (ja) 1986-02-20
EP0171013A1 (de) 1986-02-12
DE3573968D1 (en) 1989-11-30
EP0171013B1 (de) 1989-10-25

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties