CH532833A - Safety limit switch for contactless switching - Google Patents

Safety limit switch for contactless switching

Info

Publication number
CH532833A
CH532833A CH1332769A CH1332769A CH532833A CH 532833 A CH532833 A CH 532833A CH 1332769 A CH1332769 A CH 1332769A CH 1332769 A CH1332769 A CH 1332769A CH 532833 A CH532833 A CH 532833A
Authority
CH
Switzerland
Prior art keywords
limit switch
safety limit
contactless switching
contactless
switching
Prior art date
Application number
CH1332769A
Other languages
German (de)
Inventor
Maecker Kurt
Original Assignee
Maecker Kurt
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 Maecker Kurt filed Critical Maecker Kurt
Publication of CH532833A publication Critical patent/CH532833A/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
    • H03K17/9537—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
    • 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
    • H03K17/9502—Measures for increasing reliability
    • 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
    • H03K17/9505—Constructional details
    • 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
    • H03K17/9517—Proximity switches using a magnetic detector using galvanomagnetic devices
    • 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
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
CH1332769A 1968-11-15 1969-09-03 Safety limit switch for contactless switching CH532833A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681809100 DE1809100B2 (en) 1968-11-15 1968-11-15 SAFETY LIMIT SWITCH FOR CONTACTLESS SWITCHING

Publications (1)

Publication Number Publication Date
CH532833A true CH532833A (en) 1973-01-15

Family

ID=5713420

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1332769A CH532833A (en) 1968-11-15 1969-09-03 Safety limit switch for contactless switching

Country Status (4)

Country Link
US (1) US3636543A (en)
CH (1) CH532833A (en)
DE (1) DE1809100B2 (en)
GB (1) GB1282038A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS569099A (en) * 1979-07-03 1981-01-29 Toyo Tokushu Kiki Kk Abnormality detecting method of automatic press
US4349814A (en) * 1979-10-08 1982-09-14 Duraplug Electricals Limited Electric switches
DE3220111C1 (en) * 1982-05-28 1983-06-09 Honeywell Gmbh, 6050 Offenbach Monitoring device for proximity switches
CH668872A5 (en) * 1985-07-05 1989-01-31 Baumer Electric Ag PROXIMITY SWITCH.
EP0219017A1 (en) * 1985-10-07 1987-04-22 Maschinenfabrik Rieter Ag Locating systems
ATE99264T1 (en) * 1988-08-23 1994-01-15 Inventio Ag METHOD AND DEVICE FOR GENERATION OF SHAFT INFORMATION WHEN ELEVATORS.
JPH0812994B2 (en) * 1988-09-22 1996-02-07 三菱自動車工業株式会社 Self-diagnosis type proximity switch
FI81700C (en) * 1988-12-22 1990-11-12 Kone Oy FOERFARANDE FOER ATT FORMA STYRSIGNALER I EN TRYCKKNAPPSTYRANORDNING SAMT EN TRYCKKNAPPSTYRANORDNING FOER TILLAEMPNING AV FOERFARANDET.
DE69033004T2 (en) * 1989-04-14 1999-11-18 Eja Engineering Plc, Wigan SAFETY SWITCH ARRANGEMENT
ES2124144B1 (en) * 1995-08-11 1999-08-16 Irausa Ing Sa ANTI-PINCH DEVICE.
US6114690A (en) * 1998-01-23 2000-09-05 Penn Engineering & Manufacturing Corp. Light-controlled safety switch for a punch press

Also Published As

Publication number Publication date
DE1809100A1 (en) 1970-07-23
DE1809100B2 (en) 1971-09-02
GB1282038A (en) 1972-07-19
US3636543A (en) 1972-01-18

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Legal Events

Date Code Title Description
PL Patent ceased