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FR2320663A1 - PROXIMITY DETECTOR OF OBJECTS OF ANY KIND - Google Patents

PROXIMITY DETECTOR OF OBJECTS OF ANY KIND

Info

Publication number
FR2320663A1
FR2320663A1 FR7524506A FR7524506A FR2320663A1 FR 2320663 A1 FR2320663 A1 FR 2320663A1 FR 7524506 A FR7524506 A FR 7524506A FR 7524506 A FR7524506 A FR 7524506A FR 2320663 A1 FR2320663 A1 FR 2320663A1
Authority
FR
France
Prior art keywords
objects
proximity detector
proximity
detector
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.)
Granted
Application number
FR7524506A
Other languages
French (fr)
Other versions
FR2320663B1 (en
Inventor
Pierre Rothenburger
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.)
Societe des Produits Industriels ITT SA
Original Assignee
Societe des Produits Industriels ITT SA
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 Societe des Produits Industriels ITT SA filed Critical Societe des Produits Industriels ITT SA
Priority to FR7524506A priority Critical patent/FR2320663A1/en
Priority to DE19762632295 priority patent/DE2632295A1/en
Priority to GB3253776A priority patent/GB1548418A/en
Publication of FR2320663A1 publication Critical patent/FR2320663A1/en
Application granted granted Critical
Publication of FR2320663B1 publication Critical patent/FR2320663B1/fr
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
    • 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
    • H03K17/9545—Proximity switches using a magnetic detector using inductive coils in a resonant circuit forming part of an oscillator with variable frequency
FR7524506A 1975-08-06 1975-08-06 PROXIMITY DETECTOR OF OBJECTS OF ANY KIND Granted FR2320663A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7524506A FR2320663A1 (en) 1975-08-06 1975-08-06 PROXIMITY DETECTOR OF OBJECTS OF ANY KIND
DE19762632295 DE2632295A1 (en) 1975-08-06 1976-07-17 APPROXIMATION DETECTOR
GB3253776A GB1548418A (en) 1975-08-06 1976-08-04 Proximity detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7524506A FR2320663A1 (en) 1975-08-06 1975-08-06 PROXIMITY DETECTOR OF OBJECTS OF ANY KIND

Publications (2)

Publication Number Publication Date
FR2320663A1 true FR2320663A1 (en) 1977-03-04
FR2320663B1 FR2320663B1 (en) 1980-06-27

Family

ID=9158822

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7524506A Granted FR2320663A1 (en) 1975-08-06 1975-08-06 PROXIMITY DETECTOR OF OBJECTS OF ANY KIND

Country Status (3)

Country Link
DE (1) DE2632295A1 (en)
FR (1) FR2320663A1 (en)
GB (1) GB1548418A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422210A1 (en) * 1978-04-04 1979-11-02 Radioelectrique Comp Ind METHOD AND DEVICE FOR DETECTION OF THE PRESENCE OF A METAL WIRE IN A PAPER
EP0399563A2 (en) * 1989-05-26 1990-11-28 Omron Corporation High frequency oscillation type proximity switch
EP0435168A2 (en) * 1989-12-20 1991-07-03 Omron Corporation Differential coil type proximity switch

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422210A1 (en) * 1978-04-04 1979-11-02 Radioelectrique Comp Ind METHOD AND DEVICE FOR DETECTION OF THE PRESENCE OF A METAL WIRE IN A PAPER
EP0399563A2 (en) * 1989-05-26 1990-11-28 Omron Corporation High frequency oscillation type proximity switch
EP0399563A3 (en) * 1989-05-26 1991-07-17 Omron Corporation High frequency oscillation type proximity switch
EP0435168A2 (en) * 1989-12-20 1991-07-03 Omron Corporation Differential coil type proximity switch
EP0435168A3 (en) * 1989-12-20 1992-06-17 Omron Corporation Differential coil type proximity switch

Also Published As

Publication number Publication date
DE2632295A1 (en) 1977-02-17
FR2320663B1 (en) 1980-06-27
GB1548418A (en) 1979-07-11

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Legal Events

Date Code Title Description
ST Notification of lapse