NO141488C - Elektromagnetisk detektor som er foelsom for inntreden av et metallisk objekt i et utstrakt energifelt - Google Patents

Elektromagnetisk detektor som er foelsom for inntreden av et metallisk objekt i et utstrakt energifelt

Info

Publication number
NO141488C
NO141488C NO763417A NO763417A NO141488C NO 141488 C NO141488 C NO 141488C NO 763417 A NO763417 A NO 763417A NO 763417 A NO763417 A NO 763417A NO 141488 C NO141488 C NO 141488C
Authority
NO
Norway
Prior art keywords
entry
energy field
electromagnetic detector
detector sensitive
extended energy
Prior art date
Application number
NO763417A
Other languages
English (en)
Norwegian (no)
Other versions
NO141488B (no
NO763417L (es
Inventor
Rene Bouvrot
Jean Raymond Narbaits-Jaureguy
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of NO763417L publication Critical patent/NO763417L/no
Publication of NO141488B publication Critical patent/NO141488B/no
Publication of NO141488C publication Critical patent/NO141488C/no

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/042—Detecting movement of traffic to be counted or controlled using inductive or magnetic detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Traffic Control Systems (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
NO763417A 1975-10-07 1976-10-06 Elektromagnetisk detektor som er foelsom for inntreden av et metallisk objekt i et utstrakt energifelt NO141488C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7530695A FR2327556A1 (fr) 1975-10-07 1975-10-07 Capteur electromagnetique sensible a une modification d'un champ magnetique et son application a la circulation routiere

Publications (3)

Publication Number Publication Date
NO763417L NO763417L (es) 1977-04-13
NO141488B NO141488B (no) 1979-12-10
NO141488C true NO141488C (no) 1980-03-19

Family

ID=9160904

Family Applications (1)

Application Number Title Priority Date Filing Date
NO763417A NO141488C (no) 1975-10-07 1976-10-06 Elektromagnetisk detektor som er foelsom for inntreden av et metallisk objekt i et utstrakt energifelt

Country Status (16)

Country Link
US (1) US4075553A (es)
JP (1) JPS5836753B2 (es)
AT (1) AT361338B (es)
AU (1) AU501542B2 (es)
BE (1) BE846942A (es)
BR (1) BR7606685A (es)
CH (1) CH613518A5 (es)
DE (1) DE2644928C3 (es)
ES (1) ES452183A1 (es)
FR (1) FR2327556A1 (es)
GB (1) GB1551998A (es)
IT (1) IT1074710B (es)
NL (1) NL7611018A (es)
NO (1) NO141488C (es)
SE (1) SE412478B (es)
SU (1) SU841610A3 (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371675A1 (fr) * 1976-11-19 1978-06-16 Thomson Csf Capteur electromagnetique sensible a une modification d'un champ magnetique et son application a la circulation routiere
FR2498347A2 (fr) * 1981-01-16 1982-07-23 Thomson Csf Dispositif de positionnement d'un mobile par un champ magnetique
GB2102127B (en) * 1981-05-07 1985-03-20 Mccormick Lab Inc Determining the position of a device inside biological tissue
US4455529A (en) * 1981-06-08 1984-06-19 Schlumberger Technology Corporation Digital induction logging tool including means for measuring phase quadrature components in a phase sensitive detector
GB2158240B (en) * 1984-04-26 1988-01-27 Standard Telephones Cables Ltd A null-balanced proximity sensor
EP0211905B1 (en) * 1985-02-15 1990-10-03 The Broken Hill Proprietary Company Limited Classification of steel
US4968979A (en) * 1985-04-19 1990-11-06 Omron Tateisi Electronics Co. Vehicle detecting system
JPS61245299A (ja) * 1985-04-22 1986-10-31 オムロン株式会社 路車間通信機能付き車両感知器
DE3567112D1 (en) * 1985-11-02 1989-02-02 Vallon Gmbh Metal detector for detecting metal objects
JPS63150686A (ja) * 1986-12-15 1988-06-23 Nippon Signal Co Ltd:The 金属検知器
IT1260208B (it) * 1992-11-19 1996-04-02 Giovanni Manneschi Metal detector perfezionato
ES2070702B1 (es) * 1992-12-31 1997-03-01 Alcatel Standard Electrica Dispositivo sensor de campo magnetico.
FR2828286B1 (fr) * 2001-08-02 2003-11-21 Siemens Automotive Sa Dispositif de diagnostic pour une antenne
US8314608B2 (en) 2010-06-30 2012-11-20 Hall David R Method of determining distance to a ferrous material
CN108318926A (zh) * 2018-02-09 2018-07-24 李法利 安检设备的气体检测电路及方法
EP3779919A4 (en) * 2018-03-27 2021-10-27 Kyosan Electric Mfg. Co., Ltd. DETECTION SYSTEM

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE6963C (de) * A. BANNASCH, Färbereibesitzer, in Brieg bei Breslau Waschmaschine
US661520A (en) * 1897-08-02 1900-11-13 Caryl D Haskins Automatic steering device for torpedoes.
US2160356A (en) * 1937-09-28 1939-05-30 Harry A Fore Geophysical instrument
US2807777A (en) * 1945-05-24 1957-09-24 Doll Henri-Georges Coil assembly for geophysical prospecting
US3509469A (en) * 1967-05-17 1970-04-28 Nasa Position sensing device employing misaligned magnetic field generating and detecting apparatus
US3996510A (en) * 1975-03-12 1976-12-07 General Electric Company Shielding arrangement for sensing the proximity of a metallic object

Also Published As

Publication number Publication date
AT361338B (de) 1981-03-10
AU501542B2 (en) 1979-06-21
FR2327556B1 (es) 1981-01-23
JPS5246834A (en) 1977-04-14
DE2644928B2 (de) 1978-11-30
SE412478B (sv) 1980-03-03
SU841610A3 (ru) 1981-06-23
JPS5836753B2 (ja) 1983-08-11
CH613518A5 (es) 1979-09-28
NL7611018A (nl) 1977-04-13
US4075553A (en) 1978-02-21
ES452183A1 (es) 1977-10-16
BR7606685A (pt) 1977-11-16
DE2644928A1 (de) 1977-04-14
FR2327556A1 (fr) 1977-05-06
DE2644928C3 (de) 1979-08-09
AU1842876A (en) 1978-04-13
NO141488B (no) 1979-12-10
NO763417L (es) 1977-04-13
SE7611003L (sv) 1977-04-08
ATA742176A (de) 1980-07-15
IT1074710B (it) 1985-04-20
GB1551998A (en) 1979-09-05
BE846942A (fr) 1977-04-05

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