FR2110146A5 - - Google Patents

Info

Publication number
FR2110146A5
FR2110146A5 FR7139073A FR7139073A FR2110146A5 FR 2110146 A5 FR2110146 A5 FR 2110146A5 FR 7139073 A FR7139073 A FR 7139073A FR 7139073 A FR7139073 A FR 7139073A FR 2110146 A5 FR2110146 A5 FR 2110146A5
Authority
FR
France
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
FR7139073A
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR2110146A5 publication Critical patent/FR2110146A5/fr
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
FR7139073A 1970-10-30 1971-10-29 Expired FR2110146A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702052989 DE2052989C3 (en) 1970-10-30 1970-10-30 Switching device triggered by one or more moving objects

Publications (1)

Publication Number Publication Date
FR2110146A5 true FR2110146A5 (en) 1972-05-26

Family

ID=5786428

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7139073A Expired FR2110146A5 (en) 1970-10-30 1971-10-29

Country Status (4)

Country Link
DE (1) DE2052989C3 (en)
FR (1) FR2110146A5 (en)
GB (1) GB1374594A (en)
IT (1) IT939680B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0199250A1 (en) * 1985-04-24 1986-10-29 Siemens Aktiengesellschaft Inductive proximity switch
EP0227966A1 (en) * 1985-12-12 1987-07-08 Siemens Aktiengesellschaft Inductive proximity switch

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2618163C2 (en) * 1976-04-26 1985-08-08 Eckart Dr.Rer.Nat. 2300 Kiel Hiss Coil arrangement for proximity switches
SE426269B (en) * 1981-05-06 1982-12-20 Bofors Ab DEVICE FOR THE DETECTION OF METAL FORMS
DE3320509C2 (en) * 1983-06-07 1994-02-17 Merten Kg Pulsotronic Electronic proximity switch
DE3400575A1 (en) * 1984-01-10 1985-07-18 Feldmühle AG, 4000 Düsseldorf OUTPUT DEVICE OPERABLE BY DC VOLTAGE BY MEANS OF A CAPACITIVE PROXIMITY SWITCH
DE3408261A1 (en) * 1984-03-07 1985-09-19 Hansa Metallwerke Ag, 7000 Stuttgart Proximity switch and control circuit arrangement therefor
GB2180938B (en) * 1985-09-24 1990-02-28 Square D Co Low leakage, a c proximity switch circuit
GB2186374B (en) * 1986-02-06 1990-04-18 Formula Systems Ltd Signal compensation circuits
CN109371540A (en) * 2018-12-30 2019-02-22 泰州市姜堰区鑫汇来纺织机械有限公司 A kind of fire hose circular weaving machine of anti-circumvolution

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0199250A1 (en) * 1985-04-24 1986-10-29 Siemens Aktiengesellschaft Inductive proximity switch
US4667147A (en) * 1985-04-24 1987-05-19 Siemens Aktiengesellschaft Inductive proximity switch
EP0227966A1 (en) * 1985-12-12 1987-07-08 Siemens Aktiengesellschaft Inductive proximity switch
US4731591A (en) * 1985-12-12 1988-03-15 Siemens Aktiengesellschaft Inductive proximity switch having switched capacitor for controlling hysteresis

Also Published As

Publication number Publication date
DE2052989B2 (en) 1973-04-26
DE2052989A1 (en) 1972-05-04
IT939680B (en) 1973-02-10
GB1374594A (en) 1974-11-20
DE2052989C3 (en) 1973-11-08

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Legal Events

Date Code Title Description
ST Notification of lapse